KR20030049596A - Preventive device for emitting raw gas and flame when charging bituminous coal - Google Patents

Preventive device for emitting raw gas and flame when charging bituminous coal Download PDF

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Publication number
KR20030049596A
KR20030049596A KR1020010079839A KR20010079839A KR20030049596A KR 20030049596 A KR20030049596 A KR 20030049596A KR 1020010079839 A KR1020010079839 A KR 1020010079839A KR 20010079839 A KR20010079839 A KR 20010079839A KR 20030049596 A KR20030049596 A KR 20030049596A
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South Korea
Prior art keywords
charging
injection sleeve
bituminous coal
flame
fixed
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KR1020010079839A
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Korean (ko)
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KR100797958B1 (en
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정길영
유인성
김제성
김성욱
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주식회사 포스코
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B25/00—Doors or closures for coke ovens
    • C10B25/20—Lids or closures for charging holes
    • C10B25/22—Lids or closures for charging holes for ovens with vertical chambers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B41/00—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke
    • C10B41/005—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke for charging coal

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Coke Industry (AREA)

Abstract

PURPOSE: An apparatus for preventing gas and flame leakage to the outside when charging bituminous coal is provided to prevent air pollution and safety accident by closely maintaining airtightness of upper and lower connection parts of an injection sleeve when charging bituminous coal using charging car. CONSTITUTION: The apparatus for preventing gas and flame leakage to the outside when charging bituminous coal comprises an insertion part(9) formed at the lower part of an injection sleeve(2) of bituminous coal charging facility in such a way that the insertion part(9) is tapered as diameter of the insertion part(9) is being reduced so that the insertion part(9) is inserted into a charging hole(3); an airtightness maintenance part(20) installed on the outer circumferential surface of the injection sleeve(2) at the upper side adjacent to the insertion part(9) along the injection sleeve(2) in such a way that the airtightness maintenance part(20) is flexible and ascended or descended by a separate power source; and a sliding joint part(10) installed on the inner circumferential surface of the upper part of the injection sleeve(2) and arranged in such a way that the sliding joint part(10) maintains a close sealing relation with a hopper frame(4) for guiding ascent and descent of the injection sleeve(2).

Description

유연탄 장입시 가스 및 화염의 외부유출 방지장치{PREVENTIVE DEVICE FOR EMITTING RAW GAS AND FLAME WHEN CHARGING BITUMINOUS COAL}Device for preventing outflow of gas and flame when bituminous coal is charged {PREVENTIVE DEVICE FOR EMITTING RAW GAS AND FLAME WHEN CHARGING BITUMINOUS COAL}

본 발명은 코크스를 제조하는 코크스 공장에서 코크스 오븐에 유연탄을 장입할 때에 투입슬리브에 슬라이딩죠인트를 삽입하고 유압 실린더와 신축관을 이용하여 상,하부의 기밀을 유지함으로써 가스 및 화염의 유출을 방지할 수 있도록 한 유연탄 장입시 가스 및 화염의 외부유출 방지장치에 관한 것이다.The present invention prevents the outflow of gas and flame by inserting the sliding joint into the injection sleeve and maintaining the upper and lower airtightness by using the hydraulic cylinder and the expansion pipe when charging the coal in the coke oven in the coke factory for manufacturing the coke. The present invention relates to a device for preventing the outflow of gas and flames when charging bituminous coal.

일반적으로, 코크스 공장의 장입차는 주행장치에 의한 이동기기로써 코크스 오븐 위에 설치되어 운전자에 의하여 코크스 오븐의 장입구를 통하여 탄화실에 유연탄을 장입하는 설비이다.In general, a charging vehicle of a coke plant is a mobile device installed on a coke oven as a moving device, and is a facility for charging bituminous coal into a carbonization chamber by a driver through a charging opening of a coke oven.

종래에는 도 1 및 도 2의 도시와 같이, 장입차(1)가 유연탄을 채탄하여 주행 후 압출완료된 탄화실에 도착하여 장입구(3a,b,c,d)를 열고 석탄 장입장치인 투입슬리브(2a,b,c,d)를 하강시켜 맞춘 다음 유압모터에 의한 스크류를 회전시켜 유연탄을 장입하게 된다.Conventionally, as shown in Figs. 1 and 2, the charging vehicle 1 coalesce the bituminous coal and arrives in the extruded carbonization chamber after driving, and opens the charging holes 3a, b, c, d, and is a coal charging device. (2a, b, c, d) is lowered to fit, then the screw by the hydraulic motor is rotated to charge the bituminous coal.

그런데, 코크스 오븐은 내부의 온도가 약1,250℃ 정로이므로 투입슬리브(2a,b,c,d) 및 장입구(3a,b,c,d)의 밀봉불량이 발생되면 이들 상,하부의 연결개소(5a,b,c)에서 틈새가 발생하여 유연탄 장입시 다량의 가스, 분진 및 화염이 유출되어 대기오염은 물론 화염에 의한 안전사고를 유발하게 된다.However, the coke oven has an internal temperature of about 1,250 ° C., so that poor sealing of the input sleeves 2a, b, c, d and the charging holes 3a, b, c, d occurs at these upper and lower connection points. A gap occurs in (5a, b, c), and when a bituminous coal is charged, a large amount of gas, dust, and flames are leaked, causing air pollution as well as safety accidents caused by the flame.

본 발명은 상기와 같은 문제점을 해결하기 위하여 창출된 것으로, 장입차를 이용하여 유연탄을 장입할 때 투입슬리브 상,하연결부의 기밀을 긴밀하게 유지시켜가스, 분진의 누출에 의한 대기오염을 예방하고, 화염 분출에 의한 안전사고를 미연에 방지할 수 있도록 한 유연탄 장입시 가스 및 화염의 외부유출 방지장치를 제공함에 그 목적이 있다.The present invention was created in order to solve the above problems, when charging the bituminous coal using a charging car to maintain the tightness of the upper and lower connections of the injection sleeve tightly to prevent air pollution by the leakage of gas, dust and It is an object of the present invention to provide a device for preventing the outflow of gas and flames when the bituminous coal is charged so that safety accidents caused by flame ejection can be prevented.

도 1은 일반적인 유연탄 장입설비를 보인 개략적인 구성도,1 is a schematic configuration diagram showing a general bituminous coal charging equipment,

도 2는 종래 기술에 따른 가스 및 화염의 외부유출 방지장치의 설치상태 단면도,Figure 2 is a cross-sectional view of the installation state of the device for preventing the outflow of gas and flame according to the prior art,

도 3 및 도 4는 본 발명에 따른 장치의 설치상태 및 작동상태 단면도,3 and 4 is a cross-sectional view of the installation and operating state of the device according to the invention,

도 5는 본 발명 장치를 구성하는 슬라이딩죠인트부의 상세 단면도,5 is a detailed cross-sectional view of the sliding joint part constituting the apparatus of the present invention;

도 6은 본 발명 장치를 구성하는 기밀유지부의 상세 단면도.Fig. 6 is a detailed sectional view of the airtight holding part that constitutes the present invention device.

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

2 : 투입슬리브 3 : 장입구2: Insertion sleeve 3: Charging hole

4 : 호퍼프레임 9 : 삽입부4: Hopper frame 9: Insertion part

10 : 슬라이딩죠인트부 12 : 케이스10: sliding joint part 12: case

13,17 : 더스트씰 14,16 : 그랜드패킹13,17: Dust Seal 14,16: Grand Packing

15 : 밀봉제 20 : 기밀유지부15 sealant 20 airtight holding unit

22 : 패킹케이스 23 : 패킹22: packing case 23: packing

25 : 신축관25: new building

본 발명의 상기한 목적은 유연탄 장입설비의 투입슬리브 하단에 직경이 작아지면서 테이퍼지게 가공되어 장입구 내부로 끼워질 수 있도록 형성된 삽입부와; 상기 삽입부의 인접 상측 투입슬리브 외주면에 이를 따라 설치된 신축가능하고 별도의 동력원에 의해 승하강가능하게 설치된 기밀유지부와; 상기 투입슬리브의 상단 내주면에 구비되고 투입슬리브의 승하강을 안내하는 호퍼프레임과 긴밀한 밀폐관계를 유지하도록 배설된 슬라이딩죠인트부를 포함하여 구성되는 것을 특징으로 하는 유연탄 장입시 가스 및 화염의 외부유출 방지장치를 제공함에 의해 달성된다.The above object of the present invention and the insertion portion formed to be inserted into the charging hole is processed to taper while the diameter of the lower end of the inlet sleeve of the coal briquette charging equipment; An airtight holding part installed on an outer periphery of the insert-adjacent upper side of the insertion part and configured to be moved up and down by a separate power source; Apparatus for preventing the outflow of gas and flame when the bituminous coal is charged, comprising a sliding joint portion provided on the upper inner circumferential surface of the injection sleeve and disposed to maintain a tightly sealed relationship with the hopper frame for guiding the lifting and lowering of the injection sleeve. By providing a.

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

도 3 및 도 4는 본 발명 장치의 설치상태 및 작동관계를 보인 종단면도이고, 도 5 및 도 6은 본 발명 장치의 요부를 확대하여 도시한 단면도이다.3 and 4 are longitudinal cross-sectional views showing the installation state and the operation relationship of the device of the present invention, Figures 5 and 6 are enlarged cross-sectional view showing the main portion of the device of the present invention.

도 3 및 도 4에 따르면, 장입차의 호퍼프레임(4)과 투입슬리브(2) 사이의 상부 연결부에는 슬라이딩죠인트부(10)가 설치되며, 투입슬리브(2)의 하단과 장입구(3)의 연결부 사이에는 투입슬리브(2)의 하단에 형성된 삽입부(9)의 승하강에 따라 신축적으로 대응하는 기밀유지부(20)가 설치된다.According to FIGS. 3 and 4, a sliding joint part 10 is installed at the upper connection part between the hopper frame 4 and the charging sleeve 2 of the charging vehicle, and the lower end and the charging hole 3 of the charging sleeve 2 are installed. Between the connection portions of the airtight holding portion 20 that is elastically corresponding to the lifting and lowering of the insertion portion 9 formed on the lower end of the injection sleeve (2) is provided.

아울러, 상기 투입슬리브(2)의 외주면 일부에는 상기 투입슬리브(2)가 호퍼프레임(4)을 따라 승하강안내되도록 외력을 가하는 슬리브작동프레임(6)이 연결되며, 상기 슬리브작동프레임(6)은 도시하지 않은 유,공압실린더와 같은 수단에 의해 승하강동작됨이 바람직하다.In addition, a portion of the outer circumferential surface of the inlet sleeve 2 is connected to the sleeve operating frame 6 for applying an external force to guide the lifting sleeve 2 is raised and lowered along the hopper frame 4, the sleeve operating frame 6 It is preferable that the elevating operation is performed by means such as an oil or pneumatic cylinder (not shown).

또한, 상기 투입슬리브(2)의 하단에 형성된 삽입부(9)는 그 인접 상측과 단차를 두고 테이퍼지게 형성되어 상기 장입구(3) 속으로 그 하단 일부가 완전히 삽입될 수 있도록 장입구(3)의 직경보다 약간 작게 형성함이 바람직하며, 삽입부(9)와 장입구(3)는 유연탄의 장입을 원활하게 하기 위해 서로 약간의 틈새를 갖도록 하여줌이 바람직하다.In addition, the insertion portion 9 formed at the lower end of the inlet sleeve 2 is tapered to have a step with the upper side adjacent to the charging hole 3 so that a part of the lower end can be completely inserted into the charging hole 3 It is preferable to form a smaller than the diameter of the), it is preferable that the insertion portion 9 and the charging hole (3) to have a slight gap with each other in order to facilitate the charging of the bituminous coal.

도 5는 본 발명 장치를 구성하는 슬라이딩죠인트부(10)의 상세 구조를 보인 것으로, 상기 슬라이딩죠인트부(10)는 투입슬리브(2)의 상단에 케이스(12)가 상향 연장되어 고정되고, 상기 케이스(12)의 내주면에는 그 하단으로부터 상단을 향해 순차로 호퍼프레임(4)과 접촉되는 더스트씰(17), 다수의 그랜트패킹(16), 밀봉제(15) 및 다시 다수의 그랜드패킹(14)이 설치된다.5 shows a detailed structure of the sliding joint part 10 constituting the present invention, the sliding joint part 10 is fixed to the case 12 is extended upward to the top of the injection sleeve (2), The inner circumferential surface of the case 12 has a dust seal 17, a plurality of grant packings 16, a sealant 15, and a plurality of grand packings 14 sequentially contacting the hopper frame 4 from the bottom to the top thereof. ) Is installed.

상기 그랜드패킹(14)의 상측에는 하부에 구비된 더스트씰(17)과 대칭되게 더스트씰(13)을 갖는 커버(11)가 케이스(12)의 상단에 조립되어 이들이 상방향으로 이탈되지 못하도록 하여 준다.On the upper side of the grand packing 14, a cover 11 having a dust seal 13 symmetrically with the dust seal 17 provided at the bottom is assembled to the upper end of the case 12 so that they do not escape upward give.

특히, 상기 밀봉제(15)는 그랜드패킹(14,16)들 사이에 개재되는 것으로 신축가능한 부재이다.In particular, the sealant 15 is a stretchable member which is interposed between the grand packings 14 and 16.

따라서, 상기 케이스(12) 내부에 장입설치된 다수의 패킹수단들은 투입슬리브(2)와 호퍼프레임(4) 간을 서로 긴밀하게 씰링하게 된다.Therefore, the plurality of packing means installed in the case 12 is closely sealed between the injection sleeve 2 and the hopper frame (4).

도 6은 본 발명 장치를 구성하는 기밀유지부(20)를 상세히 도시한 단면도로서, 투입슬리브(2)의 하측 외주면에는 그와 직교되는 방향으로 고정플랜지(7)가 돌출형성되고, 상기 고정플랜지(7)의 하단면에는 고정브라켓(21)이 돌출형성된다.Figure 6 is a cross-sectional view showing in detail the airtight holding portion 20 constituting the device of the present invention, the fixing flange 7 is formed in the direction orthogonal to the lower outer peripheral surface of the injection sleeve 2, the fixed flange Fixing bracket 21 is formed on the bottom surface of the (7).

아울러, 장입구(3)의 양측 상면에 밀착되는 패킹케이스(22)가 구비되고, 상기 패킹케이스(22)의 상면에는 상기 고정브라켓(21a)과 동일형태로 대칭되게 고정브라켓(21b)이 형성된다.In addition, the packing case 22 is provided in close contact with the upper surface of both sides of the charging hole (3), the fixing bracket 21b is formed on the upper surface of the packing case 22 to be symmetrical in the same shape as the fixing bracket (21a). do.

패킹케이스(22)의 하단면에는 기밀유지를 위한 패킹(23)이 장착되어 장입구(3)의 인접측 상면을 밀폐하게 된다.The lower surface of the packing case 22 is equipped with a packing 23 for airtightness to seal the upper surface of the adjacent side of the charging hole (3).

따라서, 상기 작동실린더(8)의 승하강에 따라 패킹케이스(22)가 장입구(3)의 인접측 상면에 접촉가능하게 된다.Therefore, the packing case 22 is able to contact the upper surface of the adjacent side of the charging hole 3 as the operation cylinder 8 moves up and down.

상기 패킹케이스(22)는 투입슬리브(2)의 주연방향으로 구비된 고리형상의 부재이며, 작동실린더(8)는 필요에 따라 투입슬리브(2)의 주연방향으로 다수개 구비할 수 있다.The packing case 22 is an annular member provided in the circumferential direction of the injection sleeve 2, the operation cylinder 8 may be provided in plurality in the circumferential direction of the injection sleeve (2), if necessary.

또한, 상기 투입슬리브(2)의 하단 외주연에는 신축관(25)이 구비되는 바, 상기 신축관(25)은 주름관으로서 그 일단은 고정볼트(24)에 의해 상기 투입슬리브(2)에 고정되고 타단은 패킹케이스(22)에 고정된다.In addition, the outer periphery of the lower end of the inlet sleeve 2 is provided with a stretch tube 25, the stretch tube 25 is a corrugated tube, one end of which is fixed to the inlet sleeve 2 by a fixing bolt 24 And the other end is fixed to the packing case 22.

이러한 구성으로 이루어진 본 발명은 다음과 같은 작동관계를 갖는다.The present invention made up of such a configuration has the following operational relationship.

유연탄 장입을 위해 슬리브작동프레임(6)을 작동시켜 하강동작시키게 되면 이와 연결된 투입슬리브(2)가 호퍼프레임(4)을 따라 하강하게 된다.When the sleeve operation frame 6 is operated to descend by operating the bituminous coal charging, the inlet sleeve 2 connected thereto is lowered along the hopper frame 4.

이때, 슬라이딩죠인트부(10)는 호퍼프레임(4)과 투입슬리브(2) 간의 긴밀한 밀폐관계를 유지시키면서 투입슬리브(2)를 하강시키게 된다.At this time, the sliding joint part 10 lowers the injection sleeve 2 while maintaining a close sealing relationship between the hopper frame 4 and the injection sleeve (2).

하강되던 투입슬리브(2)의 삽입부(9)가 장입구(3)에 삽입완료되면, 작업자는 작동실린더(8)를 하강시킨다.When the insertion portion 9 of the injection sleeve 2 that has been lowered is inserted into the charging port 3, the worker lowers the operation cylinder 8.

작동실린더(8)의 동작에 의해 실린더로드(8a)가 하향되면서 상기 실린더로드(8a)에 연결된 패킹케이스(22)가 하강되어 그 하단면에 부설된 패킹(23)이 장입구(3)의 인접측 상면에 긴밀히 접촉되게 된다.As the cylinder rod 8a is lowered by the operation of the operation cylinder 8, the packing case 22 connected to the cylinder rod 8a is lowered, and the packing 23 attached to the lower end of the charging rod 3 It is in intimate contact with the upper surface of the adjacent side.

동시에, 패킹케이스(22)와 연결된 신축관(25)이 신축되면서 장입구(3) 주변을 완전 밀폐하게 된다.At the same time, the expansion and contraction tube 25 connected to the packing case 22 is expanded and completely sealed around the charging hole 3.

이와 같이 신축관(25) 및 그랜드패킹(14,16)에 의해 장입구(3) 주변을 1,2차에 걸쳐 밀폐함으로써 유연탄 장입시 가스 및 분진, 화염의 유출을 차단할 수 있게 된다.Thus, the expansion pipe 25 and the grand packing (14, 16) is sealed in the periphery of the charging hole (3) for one or two times, it is possible to block the outflow of gas, dust, flame when charging bituminous coal.

이상에서 설명한 바와 같이, 본 발명에 따르면 코크스 제조공정에서의 유연탄 장입시 투입슬리브의 상하부를 유압실린더를 이용한 신축관을 통해 긴밀히 밀봉함으로써 가스 및 화염의 누출을 원천봉쇄하여 대기오염의 방지와 안전사고를 예방하며, 또한 분진 및 화염에 의한 장입차의 소손을 방지하여 그 수명을 연장시키는 효과를 제공한다.As described above, according to the present invention by sealing tightly the upper and lower parts of the injection sleeve in the coke manufacturing process through the expansion pipe using a hydraulic cylinder to prevent the leakage of gas and flame at the source to prevent air pollution and safety accidents It also prevents the burning of the charging vehicle by dust and flame, and provides the effect of prolonging its life.

Claims (4)

유연탄 장입설비의 투입슬리브(2) 하단에 직경이 작아지면서 테이퍼지게 가공되어 장입구(3) 내부로 끼워질 수 있도록 형성된 삽입부(9)와;An inserting portion 9 formed at the lower end of the inlet sleeve 2 of the bituminous coal charging equipment so as to be tapered while being inserted into the charging hole 3; 상기 삽입부(9)의 인접 상측 투입슬리브(2) 외주면에 이를 따라 설치된 신축가능하고 별도의 동력원에 의해 승하강가능하게 설치된 기밀유지부(20)와;An airtight holding part 20 installed on the outer circumferential surface of the upper inserting sleeve 2 adjacent to the insertion part 9 so as to be moved up and down by a separate power source; 상기 투입슬리브(2)의 상단 내주면에 구비되고 투입슬리브(2)의 승하강을 안내하는 호퍼프레임(4)과 긴밀한 밀폐관계를 유지하도록 배설된 슬라이딩죠인트부(10)를 포함하여 구성되는 것을 특징으로 하는 유연탄 장입시 가스 및 화염의 외부유출 방지장치.And a sliding joint part 10 disposed on the upper inner circumferential surface of the injection sleeve 2 and disposed to maintain a tight sealing relationship with the hopper frame 4 for guiding the lifting and lowering of the injection sleeve 2. Device for preventing the outflow of gas and flame when charging bituminous coal. 제1항에 있어서, 상기 기밀유지부(20)는 투입슬리브(2)의 외주연과 직교되는 방향으로 돌출형성된 고정플랜지(7)와;The airtight holding unit (20) according to claim 1, further comprising: a fixed flange (7) protruding in a direction orthogonal to the outer periphery of the injection sleeve (2); 상기 고정플랜지(7)의 하단면에 수직하방을 향해 고정되고 인출입가능한 실린더로드(8a)를 갖는 다수의 작동실린더(8)와;A plurality of actuating cylinders 8 having a cylinder rod 8a fixed to the bottom of the fixed flange 7 downwardly and vertically downward; 상기 실린더로드(8a)의 단부에 연결되고 장입구(3)의 인접측 상면을 밀폐하도록 접촉가능하게 구비된 패킹케이스(22)와;A packing case 22 connected to an end of the cylinder rod 8a and provided to be in contact so as to seal an upper surface of an adjacent side of the charging hole 3; 일단은 상기 패킹케이스(22)에 고정되고 타단은 상기 투입슬리브(2)의 외주면을 따라 장입구(3)를 폐쇄가능하게 고정된 신축관(25)을 포함하여 구성되는 것을 특징으로 하는 유연탄 장입시 가스 및 화염의 외부유출 방지장치.One end is fixed to the packing case 22, the other end is a coal briquettes, characterized in that it comprises a flexible pipe 25 is fixed to the closing of the charging inlet 3 along the outer peripheral surface of the injection sleeve (2) Device for preventing the outflow of gas and flame from entrance. 제2항에 있어서, 상기 패킹케이스(22)의 하단면에는 밀폐력을 향상시키기 위한 패킹(23)이 부설되는 것을 특징으로 하는 유연탄 장입시 가스 및 화염의 외부유출 방지장치.The method of claim 2, wherein the packing 23 is provided on the bottom surface of the packing case 22 to prevent the external outflow of gas and flame when the bituminous coal is charged. 제1항에 있어서, 상기 슬라이딩죠인트부(10)는 상기 투입슬리브(2)의 상단에 그 주연방향으로 연장고정된 케이스(12)와;According to claim 1, The sliding joint portion 10 is a case (12) fixed to the upper end of the injection sleeve (2) in the circumferential direction; 상기 케이스(12)의 내면에 구비되고 상기 호퍼프레임(4)의 외주면과 긴밀하게 접촉될 수 있도록 설치된 다수의 그랜트패킹(14,16)과;A plurality of grant packings (14, 16) provided on an inner surface of the case (12) and installed to be in intimate contact with an outer circumferential surface of the hopper frame (4); 상기 그랜드패킹(14,16)들의 설치 길이 중앙부에 고정된 신축가능한 밀봉제(15)와;A stretchable sealant (15) fixed to the center of the installation length of the gland packings (14, 16); 상기 그랜드패킹(14,16)의 상하단에 고정되고 이들의 이탈을 방지하도록 구비된 더스트씰(13,17)을 포함하여 구성되는 것을 특징으로 하는 유연탄 장입시 가스 및 화염의 외부유출 방지장치.Apparatus for preventing the outflow of gas and flame when the bituminous coal is charged, characterized in that it comprises a dust seal (13, 17) fixed to the upper and lower ends of the grand packing (14, 16) and provided to prevent their separation.
KR1020010079839A 2001-12-15 2001-12-15 Preventive device for emitting raw gas and flame when charging bituminous coal KR100797958B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100985303B1 (en) * 2003-08-05 2010-10-05 주식회사 포스코 An apparatus for protecting the operating cab of coke oven charging car
KR101159743B1 (en) * 2009-10-29 2012-06-28 현대제철 주식회사 Charging apparatus for cokes oven
CN107338061A (en) * 2017-07-17 2017-11-10 唐山首钢京唐西山焦化有限责任公司 Sealing device and coal charging car

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0109076Y1 (en) * 1994-10-31 1997-11-05 Posco Preventing apparatus from gas discharge at charging coal in coke oven
KR20010064151A (en) * 1999-12-24 2001-07-09 이구택 Silling apparatus for drop sleeve of charging car

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100985303B1 (en) * 2003-08-05 2010-10-05 주식회사 포스코 An apparatus for protecting the operating cab of coke oven charging car
KR101159743B1 (en) * 2009-10-29 2012-06-28 현대제철 주식회사 Charging apparatus for cokes oven
CN107338061A (en) * 2017-07-17 2017-11-10 唐山首钢京唐西山焦化有限责任公司 Sealing device and coal charging car

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