KR100524610B1 - Apparatus of opening and shutting a hole of shute - Google Patents

Apparatus of opening and shutting a hole of shute Download PDF

Info

Publication number
KR100524610B1
KR100524610B1 KR10-2000-0081645A KR20000081645A KR100524610B1 KR 100524610 B1 KR100524610 B1 KR 100524610B1 KR 20000081645 A KR20000081645 A KR 20000081645A KR 100524610 B1 KR100524610 B1 KR 100524610B1
Authority
KR
South Korea
Prior art keywords
chute
fixed
spring
touch bar
opening
Prior art date
Application number
KR10-2000-0081645A
Other languages
Korean (ko)
Other versions
KR20020052395A (en
Inventor
박태진
이태연
Original Assignee
주식회사 포스코
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Priority to KR10-2000-0081645A priority Critical patent/KR100524610B1/en
Publication of KR20020052395A publication Critical patent/KR20020052395A/en
Application granted granted Critical
Publication of KR100524610B1 publication Critical patent/KR100524610B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G11/00—Chutes
    • B65G11/20—Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating articles or solids
    • B65G11/206—Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating articles or solids for bulk
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/34—Devices for discharging articles or materials from conveyor 
    • B65G47/44—Arrangements or applications of hoppers or chutes
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • 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
    • F16K31/44—Mechanical actuating means
    • F16K31/52—Mechanical actuating means with crank, eccentric, or cam
    • F16K31/524—Mechanical actuating means with crank, eccentric, or cam with a cam
    • F16K31/52475—Mechanical actuating means with crank, eccentric, or cam with a cam comprising a sliding valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/04—Bulk
    • B65G2201/045—Sand, soil and mineral ore
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
    • B65G2207/40—Safety features of loads, equipment or persons

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
  • Chutes (AREA)

Abstract

본 발명은 슈트의 호울 개폐장치에 관한 것으로, 더욱 상세하게는 슈트 전면의 돌출된 받침대에 고착되며 양측단부에 반구형상의 휨을 가지는 제1 터치바와; 상기 제1 터치바에 접촉되는 일측에 롤러가 부설되며 타측은 태엽스프링의 고정된 축에 회전가능하게 축설된 'ㄱ' 형상의 지지대와; 상기 지지대의 축에 삽입되어 고착되며 제2 터치바 사이에 수평으로 개재되는 캠과; 상기 제2 터치바에 일측은 가위형상으로 고착되어 중간부에 핀 삽입되며 타측은 슈트커버 각각에 핀으로 고정되는 링크와; 상기 제2 터치바 자유단에 부착된 스프링 지지핀에 삽입되어 개재되는 스프링을 포함하여 구성된다.The present invention relates to a hole opening and closing device of the chute, and more particularly, a first touch bar which is fixed to the protruding pedestal of the chute front side and has hemispherical bends at both side ends; A supporter having an 'a' shape, the roller being attached to one side of the first touch bar and the other side being rotatably arranged on a fixed shaft of the spring; A cam inserted into and fixed to the shaft of the support and horizontally interposed between the second touch bars; One side is fixed to the second touch bar in the shape of scissors, the pin is inserted into the middle portion and the other side is fixed to the chute cover each pin; It is configured to include a spring is inserted into the spring support pin attached to the free end of the second touch bar.

이러한 본 발명은 작업조건에 따라 폐쇄되어 있는 하부슈트를 로터리 벨트컨베이어의 슈트로의 이동으로 작업 조건에 맞는 슈트커버를 개방하고 작업하지 않는 슈트커버를 폐쇄함으로서 안전구조물을 설치할 수 없는 슈트 개구부에 자동으로 개폐 할 수 있는 장치를 제공함에 따라 항상 위험한 개소가 폐쇄되어 있어 안전 사고를 방지할 수 있는 효과를 제공한다.The present invention automatically moves to the chute opening where safety structures cannot be installed by opening the chute according to the working conditions and closing the chute that does not work by moving the lower chute closed to the chute of the rotary belt conveyor. As it provides a device that can be opened and closed by means of a dangerous place is always closed to provide an effect that can prevent a safety accident.

Description

슈트의 호울 개폐장치{APPARATUS OF OPENING AND SHUTTING A HOLE OF SHUTE}Suit opening and closing device of the suit {APPARATUS OF OPENING AND SHUTTING A HOLE OF SHUTE}

본 발명은 슈트의 호울 개폐장치에 관한것으로, 더욱 상세하게는 다수의 하부 벨트컨베이어 슈트 중 선택되어진 커버를 개방하고 이외의 것은 개폐할 수 있도록 한 슈트의 호울 개폐장치에 관한 것이다.The present invention relates to a hole opening and closing device of the chute, and more particularly to a hole opening and closing device of the chute to open and close the selected cover of the plurality of lower belt conveyor chute.

도 1은 일반적인 연속식 언로더의 정면도이고, 도 2는 종래 기술에 따른 로터리 벨트컨베이어의 작동상태를 도시한 예시도이다.1 is a front view of a general continuous unloader, Figure 2 is an exemplary view showing an operating state of a rotary belt conveyor according to the prior art.

일반적으로 제철소에서는 연ㆍ원료의 수송은 육상과 해상을 통하여 이루어지며 이중 대다수는 선박을 이용한 해상으로 이루어지며 선박으로 수송된 연ㆍ원료는 하역기(언로더, 연속식 언로더)를 통하여 하역된다.Generally, in steel mills, the transportation of lead and raw materials is carried out by land and sea, the majority of which are carried out by sea. Ships and raw materials transported by ship are unloaded through unloaders (unloaders, continuous unloaders).

연속식 언로더의 로터리 벨트컨베이어(27) 슈트(22)는 지상의 여러개의 하부 벨트컨베이어(26)에 선택적으로 수송물을 보내게 되고 선택 되지 않은 여러개의 하부 슈트는 커버(25)를 개폐하여 작업자의 점검시 안전사고를 방지한다.The rotary belt conveyor 27 chute 22 of the continuous unloader selectively transports the cargo to several lower belt conveyors 26 on the ground. Prevent accidents when checking workers.

상기 하부 슈트커버(25)는 중량물이어서 작업자 1인이 이동할 수 없으며 특히, 상기 슈트(22) 내부는 깊고 로터리 벨트컨베이어(27)가 회전하기 때문에 상시 위험한 개소인데 상기 로터리 벨트컨베이어(27) 슈트(22)가 하부 슈트상부의 넓은 범위로 선회되기 때문에 특별한 안전가대를 설치할 수 없고 작업 특성상 연ㆍ원료의 종류에 따라 상기 로터리 벨트컨베이어(27) 슈트(22)를 여러개의 하부슈트에 수시로 선택해야 하기 때문에 작업 시간이 많이 소요된다.The lower chute cover 25 is a heavy object and can not be moved by one worker. Particularly, since the inside of the chute 22 is deep and the rotary belt conveyor 27 is rotated, the lower chute cover 25 is always a dangerous place. Since 22) is swiveled over a wide range of upper parts of the lower chute, special safety mounts cannot be installed and the rotary belt conveyor 27 and chute 22 should be frequently selected to several lower chutes depending on the type of fuel and raw materials. Because of this work takes a lot of time.

본 발명은 상술한 바와 같은 종래 기술이 갖는 제반 문제점을 감안하여 이를 해결하고자 창출한 것으로, 연속식 언로더의 다수개의 하부 슈트상부에서 로터리 벨트컨베이어 슈트가 이동시 컨베이어 하단부 커버 자동 개폐 장치에 의하여 작업하는 슈트의 커버를 개방함으로서 작업 휴지시간을 없애고 작업자의 안전사고를 방지할 수 있도록 한 슈트의 호울 개폐장치를 제공함에 그 목적이 있다.The present invention has been made in view of the above-described problems of the prior art, and is solved by the above, and the rotary belt conveyor chute is operated by the conveyor bottom cover automatic opening and closing device at the upper part of the plurality of lower chutes of the continuous unloader. It is an object of the present invention to provide a chute opening and closing device for eliminating work downtime and preventing a worker's safety accident by opening a cover of a chute.

본 발명의 상술한 목적은 슈트 전면의 돌출된 받침대에 고착되며 양측단부에 반구형상의 휨을 가지는 제1 터치바와; 상기 제1 터치바에 접촉되는 일측에 롤러가 부설되며 타측은 태엽스프링의 고정된 축에 회전가능하게 축설된 'ㄱ' 형상의 지지대와; 상기 지지대의 축에 삽입되어 고착되며 제2 터치바 사이에 수평으로 개재되는 캠과; 상기 제2 터치바에 일측은 가위형상으로 고착되어 중간부에 핀 삽입되며 타측은 슈트커버 각각에 핀으로 고정되는 링크와; 상기 제2 터치바 자유단에 부착된 스프링 지지핀에 삽입되어 개재되는 스프링을 포함하여 구성함에 의해 달성된다.The above object of the present invention is fixed to the protruding pedestal of the front of the chute and the first touch bar having a hemispherical curvature at both ends; A supporter having an 'a' shape, the roller being attached to one side of the first touch bar and the other side being rotatably arranged on a fixed shaft of the spring; A cam inserted into and fixed to the shaft of the support and horizontally interposed between the second touch bars; One side is fixed to the second touch bar in the shape of scissors, the pin is inserted into the middle portion and the other side is fixed to the chute cover each pin; It is achieved by including a spring is inserted into the spring support pin attached to the free end of the second touch bar.

이하에서는, 본 발명에 따른 바람직한 일 실시예를 첨부도면에 의거하여 보다 상세하게 설명한다.Hereinafter, a preferred embodiment according to the present invention will be described in more detail on the basis of the accompanying drawings.

도 3은 본 발명에 따른 슈트의 호울 개폐장치 사시도이고, 도 4는 본 발명에 따른 슈트의 호울 개폐장치 평면도이며, 도 5는 본 발명에 따른 슈트의 호울 개폐장치 작용을 나타낸 평면도이다.Figure 3 is a perspective view of the hole opening and closing device of the chute according to the present invention, Figure 4 is a top view of the hole opening and closing device of the chute according to the present invention, Figure 5 is a plan view showing the operation of the hole opening and closing device of the chute according to the present invention.

도 3 내지 5에 따르면, 본 발명은 크게 슈트부와 슈트의 이동을 감지하는 지지부 그리고 슈트커버를 개폐하는 링크부로 구성된다.According to Figures 3 to 5, the present invention is largely composed of the chute, the support for detecting the movement of the chute and the link portion for opening and closing the chute cover.

슈트부는 직육면체 형상의 슈트(22) 전면의 돌출된 받침대(28)에 고착되며 롤러(11)의 크키보다 약간 넓은 면을 가지고 양측단부에는 반구 형상의 휨을 가진 제1 터치바(24)가 고정된다.The chute portion is fixed to the protruding pedestal 28 on the front side of the chute-shaped chute 22, and has a surface slightly wider than the height of the roller 11, and the first touch bar 24 having a hemispherical bend is fixed to both ends. .

지지부의 지지대(12)는 'ㄱ' 형상으로 자유단 일측단부는 롤러(11)가 부착되며 고정단의 하부는 원통형의 축(16)이 고정되고 상기 축(16) 하측에는 태엽스프링(15)이 부설되고 상기 롤러(11)는 상기 제1 터치바(24)와 접촉간섭된다.The support 12 of the support portion is a 'b' shape of the free end one end is attached to the roller 11, the lower end of the fixed end of the cylindrical shaft 16 is fixed, the lower side of the shaft 16 spring spring 15 The roller 11 is placed in contact with the first touch bar 24.

상기 지지대(12) 하측의 축(16)에 축설된 캠(13)은 타원형으로 상기 지지대(12)의 축(16)이 고정되는 상부에 지름이 넓은측이 고정된다.The cam 13 arranged on the shaft 16 below the support 12 is elliptical, and a wide diameter side is fixed to an upper portion to which the shaft 16 of the support 12 is fixed.

링크부는 링크(21) 2개가 핀(20)을 중심으로 가위식 작동을 할 수 있게 형성되며 슈트(22)측 일측단부는 하부에 다수의 이송롤러(23)가 설치되어 레일(10)에 좌ㆍ우로 유동할 수 있게 안착된 슈트커버(25) 각각에 핀(20')으로 고정되며 또 다른 2개의 일측단부는 제2 터치바(18)가 각각 고착된다. 상기의 핀(20, 20')은 리벳형의 핀이나, 분할 핀, 평행 핀, 테이퍼 핀 등의 공지의 핀을 사용할 수 있다.The link portion is formed so that two links 21 can be operated with scissors about the pin 20, and one end of the chute 22 side is provided with a plurality of feed rollers 23 installed at the lower side of the link 10 to the rail 10. • A pin 20 'is fixed to each of the chute covers 25 seated to flow to the right, and the other two end portions of the second touch bar 18 are fixed to each other. As the pins 20 and 20 ', known pins such as riveted pins, split pins, parallel pins, and tapered pins can be used.

상기 제2 터치바(18) 각각의 자유단에는 스프링 지지핀(17)이 고정되고 상기 스프링 지지핀(17)과 스프링 지지핀(17)은 스프링(14)으로 연결되어 일정한 장력을 가진다.A spring support pin 17 is fixed to each free end of each of the second touch bars 18, and the spring support pin 17 and the spring support pin 17 are connected to the spring 14 to have a constant tension.

상기 캠(13)과 상기 제2 터치바(18) 그리고 상기 링크(21)는 슈트커버(25)와 수평을 이룬다.The cam 13, the second touch bar 18, and the link 21 are parallel to the chute cover 25.

이러한 구성으로 이루어진 본 발명은 다음과 같이 작동된다.The present invention made up of such a configuration works as follows.

선박(미도시)으로 부터 하역된 원료가 로터리 벨트컨베이어(19)를 통하여 하부 벨트컨베이어(26)에 이송될 때 작업조건에 따라 상기 로터리 벨트컨베이어(19)를 작업 조건에 맞는 하부슈트에 선택하게 된다.When the raw material unloaded from the ship (not shown) is transferred to the lower belt conveyor 26 through the rotary belt conveyor 19, the rotary belt conveyor 19 is selected to the lower chute according to the working conditions according to the working conditions. do.

이때, 상기 로터리 벨트컨베이어(19)가 슈트(22)가 선택된 하부슈트로 진입할 때 상기 로터리 벨트컨베이어(19) 하부에 부착된 양측단부의 반원구 형상의 제1 터치바(24)가 지지대(12)에 부착된 롤러(11)를 밀게 되면서 진입하게 되고 상기 지지대(12)는 축(16)을 중심으로 회전되게 된다.At this time, when the rotary belt conveyor 19 enters the selected lower chute 22, the semi-spherical first touch bar 24 attached to the lower portion of the rotary belt conveyor 19 is supported by a support ( 12 is pushed into the roller 11 attached to the 12 and the support 12 is rotated about the shaft 16.

이때, 상기 지지대(12)의 축(16)에 고정된 캠(13)이 회전되면서 제2 터치바(18)을 좌ㆍ우로 밀게되고 가위식으로 된 링크가 팽창되면서 슈트커버(25)를 개방시키게 되며 상기 축(16) 하부에 고정된 태엽스프링(15)과 스프링(14)이 탄성에너지가 저장된다.At this time, as the cam 13 fixed to the shaft 16 of the support 12 is rotated, the second touch bar 18 is pushed left and right, and the chute-type link is expanded to open the chute cover 25. The elastic spring is stored in the spring 15 and the spring 14 fixed below the shaft 16.

한편, 작업 조건에 따라 슈트(22)가 또 다른 하부슈트로 이동할 때 제1 터치바(24)가 롤러(11)를 이탈하게 되고 스프링(14)과 태엽스프링(15)의 복원력에 의해 지지대(12)가 중립위치로 복원되고 링크(21)가 수축되면서 슈트커버(25)를 폐쇄시키며 작업조건이 바뀌어 또 다른 하부슈트로 진입시 상기와 같은 작용을 반복하게 된다.On the other hand, when the chute 22 moves to another lower chute according to the working conditions, the first touch bar 24 leaves the roller 11, and the support base is supported by the restoring force of the spring 14 and the spring spring 15. 12) is restored to a neutral position and the link 21 is contracted to close the chute cover 25 and the working conditions are changed to repeat the above operation when entering another lower chute.

이상에서 상세히 설명한 바와 같이, 본 발명은 작업조건에 따라 폐쇄되어 있는 하부슈트를 로터리 벨트컨베이어의 슈트로의 이동으로 작업 조건에 맞는 슈트커버를 개방하고 작업하지 않는 슈트커버를 폐쇄함으로서 안전구조물을 설치할 수 없는 슈트 개구부에 자동으로 개폐 할 수 있는 장치를 제공함에 따라 항상 위험한 개소가 폐쇄되어 있어 안전 사고를 방지할 수 있는 효과를 제공한다.As described in detail above, the present invention is to install the safety structure by closing the chute that does not work by opening the chute cover according to the working conditions by moving the lower chute closed to the chute of the rotary belt conveyor according to the working conditions By providing a device that can automatically open and close the unsuitable chute opening, dangerous places are always closed, providing the effect of preventing safety accidents.

도 1은 일반적인 연속식 언로더의 정면도,1 is a front view of a typical continuous unloader,

도 2는 종래 기술에 따른 로터리 벨트컨베이어의 작동상태를 도시한 예시도,2 is an exemplary view showing an operating state of a rotary belt conveyor according to the prior art,

도 3은 본 발명에 따른 슈트의 호울 개폐장치 사시도,3 is a perspective view of the hole opening and closing device of the chute according to the present invention;

도 4는 본 발명에 따른 슈트의 호울 개폐장치 평면도,4 is a plan view of the hole opening and closing device of the chute according to the present invention;

도 5는 본 발명에 따른 슈트의 호울 개폐장치 작용을 나타낸 평면도.5 is a plan view showing the operation of the hole opening and closing device of the chute according to the present invention.

* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings

10: 레일 11: 롤러10: rail 11: roller

12: 지지대 13: 캠12: support 13: cam

14: 스프링 15: 태엽 스프링14: spring 15: spring

16: 축 17: 스프링 지지핀16: shaft 17: spring support pin

18: 제2 터치바 19: 벨트컨베이어18: second touch bar 19: belt conveyor

20, 20': 핀 21: 링크20, 20 ': Pin 21: Link

22: 슈트 23: 이송롤러22: chute 23: feed roller

24: 제1 터치바 25: 슈트커버24: first touch bar 25: chute cover

26: 하부 벨트컨베이어 27: 로터리 벨트컨베이어26: lower belt conveyor 27: rotary belt conveyor

28: 받침대28: pedestal

Claims (1)

슈트(22) 전면의 돌출된 받침대(28)에 고착되며 양측단부에 반구형상의 휨을 가지는 제1 터치바(24)와;A first touch bar 24 fixed to the protruding pedestal 28 at the front of the chute 22 and having hemispherical curvatures at both end portions thereof; 상기 제1 터치바(24)에 접촉되는 일측에 롤러(11)가 부설되며 타측은 태엽스프링(15)의 고정된 축(16)에 회전가능하게 축설된 'ㄱ' 형상의 지지대(12)와;The roller 11 is disposed on one side contacting the first touch bar 24, and the other side of the roller 12 is rotatably arranged on the fixed shaft 16 of the spring spring 15. ; 상기 지지대(12)의 축(16)에 삽입되어 고착되며 제2 터치바(18) 사이에 수평으로 개재되는 캠(13)과;A cam 13 inserted into and fixed to the shaft 16 of the support 12 and interposed horizontally between the second touch bars 18; 상기 제2 터치바(18)에 일측은 가위형상으로 고착되어 중간부에 핀(20) 삽입되며 타측은 슈트커버(25) 각각에 핀(20')으로 고정되는 링크(21)와;A link 21 fixed to the second touch bar 18 in a scissors shape so that the pin 20 is inserted into the middle portion and the other side is fixed to the chute cover 25 by a pin 20 '; 상기 제2 터치바(18) 자유단에 부착된 스프링 지지핀(17)에 삽입되어 개재되는 스프링(14)을 포함하여 구성되는 것을 특징으로 하는 슈트의 호울 개폐장치.Chule opening and closing device of the chute characterized in that it comprises a spring 14 is inserted into the spring support pin (17) attached to the free end of the second touch bar (18).
KR10-2000-0081645A 2000-12-26 2000-12-26 Apparatus of opening and shutting a hole of shute KR100524610B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR10-2000-0081645A KR100524610B1 (en) 2000-12-26 2000-12-26 Apparatus of opening and shutting a hole of shute

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2000-0081645A KR100524610B1 (en) 2000-12-26 2000-12-26 Apparatus of opening and shutting a hole of shute

Publications (2)

Publication Number Publication Date
KR20020052395A KR20020052395A (en) 2002-07-04
KR100524610B1 true KR100524610B1 (en) 2005-11-02

Family

ID=27685701

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2000-0081645A KR100524610B1 (en) 2000-12-26 2000-12-26 Apparatus of opening and shutting a hole of shute

Country Status (1)

Country Link
KR (1) KR100524610B1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0297856A1 (en) * 1987-06-30 1989-01-04 Btr Industrial Holdings Ltd. Improvements in and relating to hopper assemblies
JPH10235229A (en) * 1997-02-26 1998-09-08 Mitsubishi Kakoki Kaisha Ltd Discharge chute device
KR20020046591A (en) * 2000-12-15 2002-06-21 이구택 Chute protection device of unloader

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0297856A1 (en) * 1987-06-30 1989-01-04 Btr Industrial Holdings Ltd. Improvements in and relating to hopper assemblies
JPH10235229A (en) * 1997-02-26 1998-09-08 Mitsubishi Kakoki Kaisha Ltd Discharge chute device
KR20020046591A (en) * 2000-12-15 2002-06-21 이구택 Chute protection device of unloader

Also Published As

Publication number Publication date
KR20020052395A (en) 2002-07-04

Similar Documents

Publication Publication Date Title
US5667054A (en) Conveyor
US4978000A (en) Conveyor system including discharge pulley
WO1989005765A1 (en) Belt conveyor and conveyor belt therefor
US3881593A (en) Chain conveyor link and attachment therefor
KR100524610B1 (en) Apparatus of opening and shutting a hole of shute
US3880751A (en) Conveyors with lateral discharge apparatus
USRE37747E1 (en) Conveyer
KR100511512B1 (en) Chute protection device of unloader
DE2132542C2 (en) Circulating elevator
KR100323060B1 (en) A guide device for preventing a belt meander of a comveror belt
KR20040043797A (en) An automatic apparatus for opening and closing lower chute cover of continuous unloader
AU2021202752A1 (en) Improvements in or relating to conveyor belt systems
KR200331979Y1 (en) Prevention device for inclined accumulation and dropping ore of stacker
KR20020045313A (en) Lower chute cover open and close apparatus of unloader
US4094401A (en) Quick release for caternary rollers
KR100779648B1 (en) Apparatus for controlling overcharge of dropping ores
KR100977775B1 (en) Belt protection device of tripper
KR102077928B1 (en) Chain release prevention device for continuous ship unloader
KR102372476B1 (en) Apparatus for preventing fallen ore of tripper car
EP0906232A1 (en) Belt conveyor
KR200169331Y1 (en) An apparatus for preventing cutting a belt
KR20010047959A (en) Automatic covering apparatus of continuous type unloader shute for transporting raw material
KR20040026171A (en) An apparatus for opening and closing a upper opening of a chute to adjacent conveyor shuttle
US1200274A (en) Hoisting-bucket.
US1591041A (en) Conveyer

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20091021

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee