KR20110109173A - Apparatus for repairing refractory wall of coke oven - Google Patents

Apparatus for repairing refractory wall of coke oven Download PDF

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Publication number
KR20110109173A
KR20110109173A KR1020100028780A KR20100028780A KR20110109173A KR 20110109173 A KR20110109173 A KR 20110109173A KR 1020100028780 A KR1020100028780 A KR 1020100028780A KR 20100028780 A KR20100028780 A KR 20100028780A KR 20110109173 A KR20110109173 A KR 20110109173A
Authority
KR
South Korea
Prior art keywords
mortar
unit
coke oven
fire wall
injection
Prior art date
Application number
KR1020100028780A
Other languages
Korean (ko)
Inventor
조용재
Original Assignee
현대제철 주식회사
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 현대제철 주식회사 filed Critical 현대제철 주식회사
Priority to KR1020100028780A priority Critical patent/KR20110109173A/en
Publication of KR20110109173A publication Critical patent/KR20110109173A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • 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
    • C10B29/00—Other details of coke ovens
    • C10B29/06—Preventing or repairing leakages of the brickwork
    • 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
    • C10B43/00—Preventing or removing incrustations
    • C10B43/02—Removing incrustations

Abstract

Disclosed is a coke oven fire wall repair apparatus. The disclosed invention includes: a main body portion entering and leaving a carbonization chamber of a coke oven; An injection unit installed in the main body to spray mortar on the fire wall of the carbonization chamber; And a mortar supply unit for supplying mortar to the injection unit.
According to the present invention, by automatically performing the maintenance work without the operator entering and exiting the carbonization chamber, it is possible to quickly and effectively repair the damaged fire wall of the coke oven, the operator falls during the maintenance work or the worker by the heat of the carbonization chamber It is possible to prevent the occurrence of a safety accident such as getting burned.

Description

Coke oven fireproof wall repairing device {APPARATUS FOR REPAIRING REFRACTORY WALL OF COKE OVEN}

The present invention relates to a coke oven fire wall repair apparatus, and more particularly, to a coke oven fire wall repair apparatus for repairing the fire wall provided in the carbonization chamber of the coke oven.

In general, coal charged into a carbonization chamber of a coke oven is dried for a certain period of time and made into coke. The coke is extruded from the carbonization chamber, extinguished and then transferred to the blast furnace to be used as a heat source for melting the water.

In the manufacture of Cocos, the carbonization chamber of the coke oven is maintained at a high temperature of about 1250 ℃, the interior of the coke oven carbonization chamber is installed a fireproof wall made of refractory bricks that can withstand high temperature.

In the process of manufacturing coke, rapid temperature change occurs due to inflow of external air into the carbonization chamber, which causes damage to the fireproof wall inside the carbonization chamber, especially the fireproof wall adjacent to the door of the coke oven where external air is introduced. Can be.

The above technical configuration is a background art for helping understanding of the present invention, and does not mean a conventional technology well known in the art.

An object of the present invention is to provide a coke oven fire wall repair apparatus that can effectively repair the damaged fire wall of the coke oven.

An apparatus for repairing a coke oven fireproof wall according to the present invention includes: a main body part entering and leaving a carbonization chamber of a coke oven; An injection unit installed at the main unit to spray mortar on the fireproof wall of the carbonization chamber; And a mortar supply unit for supplying mortar to the injection unit.

In addition, the mortar supply unit, a manufacturing unit for manufacturing mortar; And it is preferable to include a supply unit for supplying the mortar prepared in the manufacturing unit to the injection unit.

In addition, the manufacturing portion, the receiving portion for receiving the material; And it is preferable to include a stirring portion for preparing the mortar by stirring the material contained in the receiving portion.

The supply unit may further include a supply pipe unit connecting the manufacturing unit and the injection unit; And it is preferable to include a feeding unit for feeding the mortar to the injection through the supply pipe.

In addition, the present invention preferably further includes an intermittent part for controlling mortar jetting of the jetting part.

In addition, the main body is preferably a cleaner for removing foreign matter attached to the carbonization chamber.

According to the coke oven fire wall repairing apparatus of the present invention, by providing a mortar supply unit for producing and supplying mortar and an injection unit for injecting mortar automatically spraying the fire wall of the coke oven quickly, effectively It can be repaired.

In addition, the present invention can reduce the number of workers required for the maintenance work by automatically performing the maintenance work without the operator entering and exiting the carbonization chamber, the worker falls during the maintenance work or burn the worker by the heat of the carbonization chamber It is possible to prevent the occurrence of safety accidents such as wearing, and to prevent damage to the fire wall due to collision with the mobile truck used in the maintenance work.

In addition, the present invention can quickly and effectively repair a damaged fire wall by spraying mortar toward the damage location of the fire wall while adjusting the injection position and the spraying area according to the damage location of the fire wall.

In addition, the present invention is provided in the form of the main body portion with a cleaner to remove foreign substances such as tar or carbon attached to the door and its periphery of the coke oven, there is an advantage that it is easy to manufacture and low manufacturing cost.

1 is a view showing a schematic configuration of a coke oven fire wall repair apparatus according to an embodiment of the present invention.
Figure 2 is a perspective view showing a portion of the main body portion and the injection portion according to an embodiment of the present invention.
3 is a view showing the configuration of the mortar supply unit according to an embodiment of the present invention.
4 is a view showing an operating state of the coke oven fire wall repair apparatus according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of the coke oven fire wall repair apparatus according to the present invention. For convenience of explanation, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a view showing a schematic configuration of a coke oven fireproof wall repair apparatus according to an embodiment of the present invention, Figure 2 is a perspective view showing a portion of the main body portion and the injection portion according to an embodiment of the present invention, 3 is a view showing the configuration of the mortar supply unit according to an embodiment of the present invention.

Referring to Figure 1, the coke oven fire wall repair apparatus 100 according to an embodiment of the present invention includes a main body 110, the injection unit 120 and the mortar supply unit 130.

The main body 110 is provided to be movable and enters and exits the carbonization chamber (not shown) of the coke oven 10. According to the present embodiment, the main body 110 includes a head 111 and a beam 115.

The head part 111 is provided in the front-end | tip part of the main-body part 110, and enters the inside of the carbonization chamber (not shown) of the coke oven 10. FIG. As one example, the head 111 is formed to have a cross-sectional shape corresponding to the cross-sectional shape of the carbonization chamber, it is formed to have a cross-sectional area smaller than the cross-sectional area of the carbonization chamber. The head 111 may be formed of a material having high heat resistance and heat dissipation so as not to be damaged by heat of the carbonization chamber and not to transfer heat of the carbonization chamber.

The beam part 115 is connected to the head part 111 to move the head part 111. The beam part 115 is formed in a substantially bar shape and is disposed in the horizontal direction. The beam unit 115 is provided to be able to move forward or backward in the horizontal direction. As an example, the beam unit 115 may be moved by a transmission means such as a driving motor (not shown). The driving force of the drive motor is a combination of a rack gear (not shown) mounted on the top or side of the beam unit 115 and a pinion gear (not shown) connected to the drive motor to transmit the rotational driving force of the drive motor to the rack gear. It may be transmitted to the beam unit 115.

1 and 2, the injection unit 120 is installed in the main body 110 to spray mortar on the fire wall 12 (see FIG. 4) of the carbonization chamber. As an example, the injection unit 120 includes a plurality of nozzles 121 that are spaced apart from each other in the vertical direction at both sides of the main body 110 facing the fire wall 12. The spray unit 120 repairs the fire wall 12 damaged, for example, cracks, breaks, etc. by spraying mortar on the fire wall 12 through the plurality of nozzles 121.

1 to 3, the mortar supply unit 130 supplies mortar to the injection unit 120. The mortar supply unit 130 includes a manufacturing unit 131 and the supply unit 135.

The manufacturing unit 131 manufactures mortar supplied to the injection unit 120. According to the present embodiment, the manufacturing unit 131 includes a receiving unit 132 and a stirring unit 133.

The receiving part 132 receives a material for manufacturing mortar. An accommodating space for accommodating a material is formed in the accommodating part 132, and an accommodating material for manufacturing mortar, for example, cement, sand, water, etc., is formed in the accommodating part 132. It is compounded and accommodated in the ratio suitable for the following. Supply of the material to the receiving portion 132 may be made by a worker's manual, or may be made by a supply device for automatically supplying the material. Since the structure of the supply device for automatically supplying the material and the method for automatically supplying the material are obvious to those skilled in the art, a detailed description thereof will be omitted.

The stirring unit 133 prepares mortar by stirring the material contained in the receiving unit 132. In the present embodiment, the stirring unit 133 is rotatably installed in the receiving unit 132 to be illustrated as having a form including a screw (not shown) for stirring the material contained in the receiving unit 132. The invention is not limited to this. Stirring portion 133 of the present invention may be a form including a turbine rotatably installed in the interior of the receiving portion 132, may be a shape including a propeller provided and rotated separately from the receiving portion 132. Various modifications are possible.

The supply unit 135 supplies the mortar manufactured in the manufacturing unit 131 to the injection unit 120. The supply part 135 includes a supply pipe part 136 and the pressure feeding part 137.

The supply pipe part 136 connects the manufacturing part 131 and the injection part 120. Specifically, one side of the supply pipe 136 is connected to the receiving portion 132, the other side of the supply pipe 136 is branched by the number corresponding to the number of the nozzle 121 is connected to the plurality of nozzles 121, respectively do. As an example, the supply pipe 136 is provided in the form of a hose (Hose) formed of a flexible material.

The pressure feeding part 137 pumps the mortar manufactured by the manufacturing part 131 to the injection part 120 through the supply pipe part 136. In the present embodiment, the pressure feeding part 137 is illustrated as including a mortar pump installed between the receiving part 132 and the supply pipe part 136. By the pressure sending unit 137, the mortar manufactured in the manufacturing unit 130 may be injected into the injection unit 120 may be injected through the nozzle 121.

On the other hand, the coke oven fire wall repair apparatus 100 of the present embodiment may further include an intermittent part 140 for controlling the mortar injection of the injection unit 120. According to the present embodiment, the intermittent unit 140 controls the mortar spraying position of the sprayer 120 by intermittently controlling the mortar spraying of the plurality of nozzles 121. As an example, the intermittent part 140 may be provided in a form including a plurality of check valves installed at each nozzle 121 to open and close the nozzle 121.

4 is a view showing an operating state of the coke oven fire wall repair apparatus according to an embodiment of the present invention.

Hereinafter, the operation and effects of the coke oven fireproof wall repair apparatus 100 according to the present embodiment will be described with reference to FIGS. 2 to 4.

According to the coke oven fire wall repair apparatus 100 according to the present embodiment, the mortar sprayed from the injection unit 120 to repair the fire wall 12 of the coke oven 10, as shown in FIG. It is supplied by the mortar supply unit 130.

The mortar supplied to the injection unit 120 (see FIG. 2) through the mortar supply unit 130 is manufactured by the manufacturing unit 131. The manufacturing unit 131 is a material for manufacturing mortar, such as cement, sand, water, etc. are mixed in a ratio suitable for manufacturing mortar and accommodated in the receiving unit 132 by using the stirring unit 133 By stirring the mortar to be supplied to the injection unit 120 is prepared. Thus, the mortar manufactured by the manufacturing unit 131 is supplied to the injection unit 120 through the supply unit 135. That is, the mortar manufactured by the manufacturing unit 131 is pressurized by the pressure feeding unit 137 and supplied to the injection unit 120 through the supply pipe unit 136.

As described above, the mortar supplied to the injection unit 120 is injected into the fireproof wall 12 through the plurality of nozzles 121, as illustrated in FIG. 4, by the pressure of the injection unit 137. . In this way, the injection unit 120 repairs the damaged fire wall 12 by spraying mortar toward the fire wall 12.

According to the present embodiment, since the main body 110 in which the injection unit 120 is installed is provided to be movable and moves forward or backward, the injection unit 120 is moved by the main body 110 moving forward or backward. Mortar may be sprayed toward the fireproof wall 12. In addition, since the injection part 120 is controlled by the intermittent part 140 (see FIG. 1), the mortar injection of the nozzle 121 may be controlled, thereby controlling the mortar injection area and injecting the mortar toward the fireproof wall 12. That is, the injection unit 120 may repair the damaged fire wall 12 by spraying mortar toward the damage location of the fire wall 12 while adjusting the injection position and the injection area according to the damage location of the fire wall 12. have.

In the present embodiment, the main body 110 is a foreign matter attached to the coke oven 10, for example, the tar generated during the coke coking process of the coke oven 10 is attached to the door and the periphery of the coke oven 10 Illustrated as being a cleaner that removes foreign substances such as carbon or the like. Since the specific structure and action of the cleaner will be apparent to those skilled in the art, a detailed description thereof will be omitted.

The coke oven fire wall repair apparatus 100 according to the present embodiment as described above includes a mortar supply unit 130 for manufacturing and supplying mortar and an injection unit 120 for spraying mortar, thereby providing a fire wall of the coke oven 10. By automatically spraying on (12), the damaged fireproof wall 12 of the coke oven 10 can be repaired quickly and effectively.

In addition, the coke oven fire wall repair apparatus 100 of the present embodiment, by automatically performing the maintenance work without the operator entering and exiting the carbonization chamber, it is possible to reduce the number of workers required for the maintenance work, the worker during the maintenance work It is possible to prevent the occurrence of a safety accident, such as a fall, or a worker burns due to the heat of the carbonization chamber, it is possible to prevent the fire wall 12 is damaged due to a collision with the mobile truck used in the maintenance work.

In addition, the coke oven fireproof wall repair apparatus 100 of this embodiment adjusts the spraying position and the spraying area according to the damage position of the fireproof wall 12, and fires damaged by spraying mortar toward the damage position of the fireproof wall 12. The wall 12 can be repaired quickly and effectively.

In addition, the coke oven fire wall repair apparatus 100 of the present embodiment is configured in the form of the main body 110, a cleaner for removing foreign substances such as tar and carbon attached to the door and the periphery of the coke oven 10. By being provided, there is an advantage in that manufacturing is easy and manufacturing cost is low.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. Will understand. Therefore, the true technical protection scope of the present invention will be defined by the claims below.

100: coke oven fire wall repair device 110: the main body
120: injection unit 130: mortar supply unit
131: manufacturing unit 132: receiving unit
133: stirring section 135: supply section
136: supply pipe 137: pressure feed
140: intermittent part

Claims (6)

A main body part entering and leaving the carbonization chamber of the coke oven;
An injection unit installed at the main unit to spray mortar on the fireproof wall of the carbonization chamber; And
And a mortar supply unit for supplying mortar to the spraying unit.
The method of claim 1, wherein the mortar supply unit,
A manufacturing unit for manufacturing mortar; And
Coke oven fire wall repair apparatus, characterized in that it comprises a supply for supplying the mortar manufactured in the manufacturing unit to the injection unit.
The method of claim 2, wherein the manufacturing unit,
Receiving portion for receiving the material; And
Coke oven fire wall repair apparatus comprising a stirring unit for producing a mortar by stirring the material contained in the receiving portion.
The method of claim 2, wherein the supply unit,
A supply pipe part connecting the manufacturing part and the injection part; And
The coke oven fire wall repair apparatus, characterized in that it comprises a pressure feeding portion for feeding the mortar through the supply pipe portion to the injection portion.
The method of claim 1,
The coke oven fireproof wall repair apparatus, characterized in that it further comprises an intermittent for controlling the mortar injection of the injection unit.
The method according to any one of claims 1 to 5,
The main body portion is a coke oven fire wall repair apparatus, characterized in that the cleaner for removing the foreign matter attached to the carbonization chamber.
KR1020100028780A 2010-03-30 2010-03-30 Apparatus for repairing refractory wall of coke oven KR20110109173A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100028780A KR20110109173A (en) 2010-03-30 2010-03-30 Apparatus for repairing refractory wall of coke oven

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100028780A KR20110109173A (en) 2010-03-30 2010-03-30 Apparatus for repairing refractory wall of coke oven

Publications (1)

Publication Number Publication Date
KR20110109173A true KR20110109173A (en) 2011-10-06

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101522083B1 (en) * 2013-04-03 2015-05-20 주식회사 포스코 Apparatus for repairing refractory brick of stand pipe
KR20180062642A (en) * 2016-12-01 2018-06-11 주식회사 포스코 Repairing device for coke oven

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101522083B1 (en) * 2013-04-03 2015-05-20 주식회사 포스코 Apparatus for repairing refractory brick of stand pipe
KR20180062642A (en) * 2016-12-01 2018-06-11 주식회사 포스코 Repairing device for coke oven

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