KR20220132776A - Door apparatus for coke oven - Google Patents

Abstract

The present invention relates to a door device for a coke oven, which comprises: a frame unit installed at an entrance of a carbonization chamber; a door unit mounted on the frame unit to seal the carbonization chamber; a fixing unit installed rotatably on the front surface of the door unit and coupled with a hook unit disposed on the frame unit to fix the door unit to the frame unit; a mounting guide unit extended from the door unit to interfere with the fixing unit and guide the door unit such that the door unit is mounted on the frame unit; a gate unit formed to pass through the door unit, where a leveler beam enters or exits; and a leveler guide unit installed on a rear surface of the door unit to guide entrance and exit of the leveler beam. Accordingly, foreign substances are prevented from being accumulated to damage the coke oven.

Description

Door device for coke oven {DOOR APPARATUS FOR COKE OVEN}

The present invention relates to a door device for a coke oven, and more particularly, to a door device for a coke oven for sealing a carbonization chamber during a carbonization operation of coal.

In general, a coke oven is a carbonizing device used to manufacture red hot coke, which is an auxiliary material input to a furnace.

A combustion chamber and a carbonization chamber are alternately installed inside the coke oven, and door devices are installed on both sides of the carbonization chamber to open and close the carbonization chamber. Red hot coke is produced by charging coal in the carbonization chamber of a coke oven and heating it for a certain period of time.

Background art of the present invention is disclosed in Korean Patent Publication No. 10-2004-0024033 (published on March 20, 2004, title of the invention: oven carbonization chamber door).

According to one embodiment of the present invention, it is to provide a door apparatus for a coke oven that can be smoothly mounted to the carbonization chamber and can prevent damage due to the accumulation of foreign substances.

In order to solve the above problems, an actuator device for a brake for a vehicle according to the present invention includes: a frame part installed on an entrance side of a carbonization chamber; and a door part mounted on the frame part to seal the carbonization chamber; and the door A fixing part rotatably installed on the front surface of the part and coupled with a hook part provided in the frame part to fix the door part to the frame part; and a fixing part extending from the door part and interfering with the fixing part so that the door part A mounting guide unit for guiding the mounting to the frame unit; And, formed through the door unit, the entrance and exit through the leveler beam; and a leveler guide unit installed on the rear surface of the door unit and guiding the entry and exit of the leveler beam.

In addition, the mounting guide part is fixed to the side surface of the door part, and a guide body disposed to face the inner surface of the hook part; and is connected to the guide body and is in contact with the inner surface of the hook part to cause abrasion of the guide body. It includes; a wear-resistant part to prevent

In addition, the guide body is formed to be narrower toward the rear surface of the door part.

In addition, the wear-resistant part is rotatably connected to the guide body, and is in rolling contact with the inner surface of the hook part.

In addition, the leveler guide unit, the leveler beam is in contact with one side, the leveler beam is a collision preventing unit for preventing the collision with the fireproof unit installed on the rear surface of the door unit; and an accumulation prevention unit in contact with the other side of the leveler beam and preventing foreign substances from accumulating on the rear surface of the door unit.

In addition, the anti-collision unit may include a connection unit detachably connected to the rear surface of the door unit; and an adhesion part extending from the connection part and in close contact with the upper surface of the fireproof part.

In addition, the contact portion is provided to have a width greater than the width of the connection portion.

In addition, an outer surface of the accumulation prevention unit is disposed on the same plane as the rear surface of the door unit.

In the door apparatus for a coke oven according to the present invention, as the installation guide guides the installation position and angle of the door, damage to the equipment that may occur due to the door collide with the frame or the fixing unit collides with the hook during the installation of the door is prevented. can do.

In addition, in the door device for a coke oven according to the present invention, the abrasion prevention part rolls into contact with the inner surface of the hook part so that the guide body does not come into direct contact with the hook part. And, it is possible to reduce replacement and repair costs due to wear of the guide body.

In addition, the door apparatus for a coke oven according to the present invention can perform a faster and more efficient leveling operation as the leveler guide unit is provided to guide the movement of the leveler beam through the entrance.

In addition, the door apparatus for a coke oven according to the present invention can prevent the leveler beam from directly colliding with the fire resistant unit by the collision preventing unit, thereby extending the life of the fire resistant unit, and the cost of maintenance and repair of the fire resistant unit can save

In addition, the door apparatus for a coke oven according to the present invention prevents the formation of a structure in which foreign substances such as tar and carbon are easily accumulated on the rear surface of the door by the accumulation prevention unit, so that damage to the door part due to the accumulation of foreign substances and gas leakage to the outside can prevent

1 is an installation state diagram schematically illustrating an installation state of a door apparatus for a coke oven according to an embodiment of the present invention.
2 is a perspective view schematically illustrating the configuration of a door apparatus for a coke oven according to an embodiment of the present invention.
3 is a front view schematically showing the configuration of a door apparatus for a coke oven according to an embodiment of the present invention.
4 is a side view schematically showing the configuration of a door device for a course oven according to an embodiment of the present invention.
5 is an enlarged view schematically illustrating an installation state of a mounting guide part according to an embodiment of the present invention.
6 is a front view schematically showing the configuration of a mounting guide unit according to an embodiment of the present invention.
7 is an enlarged view schematically showing an installation state of the leveler guide unit according to an embodiment of the present invention.
8 is a perspective view schematically showing the configuration of a leveler guide unit according to an embodiment of the present invention.

Hereinafter, an embodiment of a door apparatus for a coke oven according to the present invention will be described with reference to the accompanying drawings.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to intentions or customs of users and operators. Therefore, definitions of these terms should be made based on the content throughout this specification.

In addition, in this specification, when it is said that a certain part is "connected (or connected)" with another part, it is not only "directly connected (or connected)", but also "directly connected (or connected)" with another member interposed therebetween. Indirectly connected (or connected)” is included. In this specification, when a part "includes (or includes)" a certain component, it does not exclude other components unless otherwise stated, but further "includes (or includes)" other components. means you can

Also, like reference numerals may refer to like elements throughout this specification. Even if the same or similar reference signs are not mentioned or described in a particular drawing, the reference signs may be described based on different drawings. In addition, even if there are parts to which reference numerals are not indicated in specific drawings, those parts may be described based on other drawings. In addition, the relative differences in the number, shape, size, and size of detailed components included in the drawings of the present application are set for convenience of understanding, and do not limit the embodiments and may be implemented in various forms.

1 is an installation state diagram schematically illustrating an installation state of a door apparatus for a coke oven according to an embodiment of the present invention.

Referring to FIG. 1 , the door apparatus 1 for a coke oven according to an embodiment of the present invention is a carbonization chamber ( 2), a charging machine (3) installed on the upper part of the carbonization chamber (2) to charge coal into the carbonization chamber (2), an extruder (4), and an extruder (4) for taking out the red hot coke after carbonization has been completed It is installed in the coke oven facility, which consists of a transfer car (not shown) to move the red hot coke drawn out by the CDQ (Coke Dry Quenching).

More specifically, the door apparatus 1 for a coke oven is detachably installed on both sides of the carbonization chamber 2 to open or close the carbonization chamber 2 before and after the carbonization operation of coal. The door apparatus 1 for the coke oven may be mounted in the carbonization chamber 2 or separated from the carbonization chamber 2 by a door extractor provided on the moving cart together with the extruder 4 .

Figure 2 is a perspective view schematically showing the configuration of a door device for a coke oven according to an embodiment of the present invention, Figure 3 is a front view schematically showing the configuration of a door device for a coke oven according to an embodiment of the present invention, Figure 4 is a side view schematically showing the configuration of a door device for a course oven according to an embodiment of the present invention.

Referring to FIG. 3 , a door device for a coke oven according to an embodiment of the present invention includes a frame part 100 , a door part 200 , a fixing part 300 , a mounting guide part 400 , an entrance part 500 , It includes a leveler door unit 600 , a fire resistant unit 700 , and a leveler guide unit 800 .

The frame part 100 is installed on the inlet side of the carbonization chamber 2 to provide a space in which the door part 200 to be described later can be mounted. The frame part 100 according to an embodiment of the present invention may include a door frame 110 and a hook part 120 .

The door frame 110 is formed in the shape of a hollow rectangular frame and is disposed along the periphery of the front surface of the inlet side of the carbonization chamber 2 . The door frame 110 may have an inner surface fixed to the entrance wall of the carbonization chamber 2 by bolting or welding. The door frame 110 communicates with the interior of the carbonization chamber 2 through an empty space in the central part.

The hook part 120 extends from the door frame 110 , and is provided to be engaged with the fixing part 300 to be described later. The hook part 120 according to an embodiment of the present invention may be provided as a pair on both sides of the door frame 110 . The hook part 120 extends vertically in front of the door frame 110 . One hook part 120 of the pair of hook parts 120 has a hook groove formed at the upper end, and the other hook part 120 has a hook groove formed at the lower end thereof. Accordingly, the hook part 120 may be selectively engaged with the fixing part 300 by limiting the range of rotation of the fixing part 300 to be described later on one side and allowing rotation to the other side at the same time. The pair of hook parts 120 may be provided in plurality and may be disposed to be spaced apart from each other by a predetermined distance along the vertical direction of the door frame 110 .

The door part 200 is detachably mounted on the frame part 100 to seal the carbonization chamber 2 . The door unit 200 according to an embodiment of the present invention is formed in the form of a door having a rectangular cross-sectional shape. The door part 200 is transported by the door extractor and disposed to face the front of the door frame 110 . A rear portion of the door unit 200 is inserted into the central opening of the door frame 110 to be in close contact with the front or inner side of the door frame 110 . Accordingly, a sealing plate (not shown) may be installed on the rear or side edge of the door unit 200 to be in close contact with the door frame 110 to prevent the outflow of gas generated inside the carbonization chamber 2 during carbonization of coal. have. The door part 200 may be made of a casting with little change in rapid cooling and rapid heating.

The fixing part 300 is rotatably installed on the front side of the door part 200 . The fixing part 300 is engaged with the hook part 300 as it rotates to one side to fix the door part 200 to the frame part 100 . The fixing part 300 according to an embodiment of the present invention may be formed in the form of a latch having both ends extending in different directions based on the central part. The fixing part 300 is rotatably coupled to a rotation shaft in which the central part extends vertically from the front surface of the door part 200 . As the fixing part 300 rotates to one side about the axis of rotation, both ends are respectively inserted into the hooking grooves of the pair of hook parts 120 to be engaged with the hook part 120 . The fixing part 300 closely fixes the door part 200 to the frame part 100 by engaging the hook part 120 so that the door part 200 is moved in a direction to be separated from the frame part 100 . limit A plurality of fixing units 300 may be provided, and the plurality of fixing units 300 may be disposed on the front surface of the door unit 200 at predetermined intervals in the vertical direction and spaced apart from each other.

The mounting guide unit 400 extends from the door unit 200 and interferes with the fixing unit 300 to guide the door unit 200 to be mounted on the frame unit 100 . More specifically, when the mounting guide unit 400 is mounted on the frame unit 100 in a state where the door unit 200 is tilted or deviated from the installation position, the mounting guide unit 400 comes into contact with the fixing unit 300 and the door unit 200 is fixed. lead to position. Accordingly, the mounting guide unit 400 is an equipment that may occur when the door unit 200 collides with the frame unit 100 or the fixing unit 300 collides with the hook unit 120 when the door unit 200 is mounted. damage can be prevented.

5 is an enlarged view schematically showing an installation state of the mounting guide part according to an embodiment of the present invention, and FIG. 6 is a front view schematically showing the configuration of the mounting guide part according to an embodiment of the present invention.

5 and 6 , the mounting guide part 400 according to an embodiment of the present invention includes a guide body 410 and an abrasion prevention part 420 .

The guide body 410 is fixed to the side of the door 200 . When the door part 200 is mounted on the frame part 100 , the guide body 410 is inserted between the inner surfaces of the pair of hook parts 120 and is disposed to face the inner surface of the hook part 120 . The guide body 410 is provided as a pair and may be respectively fixed to both sides of the door unit 200 . The guide body 410 according to an embodiment of the present invention is formed to have a cross section of an approximately “L” shape. One side of the guide body 410 is disposed parallel to the side surface of the door unit 200 , and the other side is disposed to protrude in a direction perpendicular to the side surface of the door unit 200 . One side of the guide body 410 may be in contact with the side surface of the door unit 200 , and may be fixed to the side surface of the door unit 200 by bolting, welding, or the like. The width of the other side of the guide body 410 is formed to have a narrower width than the distance between the side surface of the door part 200 and the inner surface of the hook part 120 . Accordingly, the guide body 410 can be prevented from coming into direct contact with the inner surface of the hook part 120 . The other side surface of the guide body 410 may be formed to be narrower toward the rear surface of the door unit 200 . Accordingly, the guide body 410 can be first inserted between the pair of hooks 120 inside surfaces more smoothly.

The abrasion prevention part 420 is connected to the guide body 410 and is in contact with the inner surface of the hook part 120 to prevent abrasion of the guide body 410 . The wear prevention part 420 according to an embodiment of the present invention is formed to have a roller shape and is rotatably connected to the guide body 410 . The wear-resistant part 420 is rotatably installed in a direction perpendicular to the other side of the guide body 410 as an axis. The wear-resistant part 420 is disposed so that a part of the side protrudes a predetermined distance to the outside of the other side of the guide body 410 . When the guide body 410 is inserted between the inner surfaces of the pair of hooks 120 , the wear prevention unit 420 is in rolling contact with the inner surface of the hook unit 120 to facilitate the insertion of the door unit 200 . and at the same time induces the door unit 200 to be positioned at the correct installation position.

The entry/exit unit 500 is formed through the door unit 200 and provides a space through which the leveler beam 5 enters and exits. The leveler beam 5 is a structure that is inserted into the carbonization chamber 2 through the inlet 500 and performs a leveling process for leveling the upper surface of the coal charged in the carbonization chamber 2, along the longitudinal direction. It may be formed in a beam shape in which a plurality of partitions are formed at regular intervals. The entry/exit unit 500 according to an embodiment of the present invention may be disposed on the upper portion of the door unit 200 , and may be formed in the shape of a through-hole penetrating the front and rear surfaces of the door unit 200 vertically. The cross-sectional shape of the inlet 500 is capable of various design changes within the technical concept of a shape corresponding to the cross-sectional shape of the leveler beam 5. This

The leveler door unit 600 is rotatably coupled to the door unit 200 to open and close the entry/exit unit 200 . The leveler door unit 600 according to an embodiment of the present invention is installed rotatably in the vertical direction on the upper front surface of the door unit 200 through a hinge pin or the like. The leveler door unit 600 is formed to have a width wider than the width of the entrance unit 500 to completely close the entrance unit 500 during the closing operation. The leveler door unit 600 may be opened and closed by a leveler door opening and closing device provided in the extruder 4 .

The fireproof unit 700 is installed on the rear surface of the door unit 200 to protect the door unit 200 from heat inside the carbonization chamber 2 . The fire resistant unit 700 according to an embodiment of the present invention is formed in a block shape having a predetermined width, height, thickness and area and is fixed to the rear surface of the door unit 200 . The fireproof part 700 is disposed inside the carbonization chamber 2 when the door part 200 is mounted on the frame part 100 . The material of the refractory unit 700 may be made of various types of refractory softwood, such as ceramics that have low expansion properties and are resistant to high temperatures, or refractory bricks.

The leveler guide unit 800 is installed on the rear surface of the door unit 200 , and guides the leveler beam 5 entering and leaving the carbonization chamber 2 through the entrance 500 . The leveler guide part 800 is provided to prevent the leveler beam 5 from collided with the fireproof part 700 installed on the rear surface of the door part 200 when the leveler beam 5 enters and exits. In addition, the leveler guide part 800 is formed in a structure that can minimize the location where foreign substances such as tar and carbon generated during the production of red coke inside the carbonization chamber 2 can be accumulated. Accordingly, the leveler guide unit 800 may prevent damage to the door unit 200 due to the accumulation of foreign substances on the rear surface of the door unit 200 or a gas leakage phenomenon.

7 is an enlarged view schematically showing an installation state of the leveler guide part according to an embodiment of the present invention, and FIG. 8 is a perspective view schematically showing the configuration of the leveler guide part according to an embodiment of the present invention.

7 and 8 , the leveler guide unit 800 according to an embodiment of the present invention includes a collision avoidance unit 810 and an accumulation prevention unit 820 .

The collision preventing unit 810 is in contact with one side of the leveler beam 5 , and prevents the leveler beam 5 from collided with the fire resistant unit 700 installed on the rear surface of the door unit 200 . More specifically, the anti-collision unit 810 is disposed between the leveler beam 5 and the fire resistant unit 700 when the leveler beam 5 enters and exits so that the leveler beam 5 directly contacts the fire resistant unit 700 . prevent it from becoming

The anti-collision part 810 according to an embodiment of the present invention includes a connection part 811 and a contact part 812 .

The connection part 811 forms an exterior of one side of the collision prevention part 810 and is detachably connected to the rear surface of the door part 200 . The connection part 811 according to an embodiment of the present invention is formed in a bar shape having a substantially rectangular cross-sectional shape and is screwed into the rear surface of the door part 200 . The upper surface of the connecting part 811 may be disposed on the same plane as the lower surface of the inlet 500 so as not to interfere with the movement of the leveler beam 5 through the inlet 500 .

The contact part 812 extends from the connection part 811 to form the other exterior of the collision prevention part 810 and is in close contact with the upper surface of the fireproof part 700 . The contact part 812 according to an embodiment of the present invention may be formed in the form of a plate extending from the connection part 811 in a direction perpendicular to the rear surface of the door part 200 . The contact portion 812 is disposed parallel to the upper surface of the refractory material 700 , and the lower surface is in close contact with the upper surface of the refractory material 700 . When the leveler beam 5 is inserted, the upper side is in contact with the lower side of the leveler beam 5 to guide the entry and exit of the leveler beam 5, and the leveler beam 5 is the fire resistant unit 700 at the same time. ) to prevent collision. The contact portion 812 may be formed to have a width greater than the width of the connection portion 811 . Accordingly, the adhesion portion 812 can be in contact with the leveler beam 5 over a large area, so that the entry and exit of the leveler beam 5 can be more stably supported, and from the leveler beam 5 to the fireproof portion 700 . The applied load can be effectively distributed.

The accumulation prevention unit 820 is provided to prevent the accumulation of foreign substances such as tar and carbon on the rear surface of the door unit 200 while being in contact with the other side of the leveler beam 5 . The accumulation prevention unit 820 according to an embodiment of the present invention may be formed to have a bar shape having a substantially rectangular cross-sectional shape. The accumulation prevention unit 820 is inserted into the rear surface of the door unit 200 and is detachably fixed to the rear surface of the door unit 200 by screws or the like. In this case, the outer surface of the accumulation prevention unit 820 may be disposed on the same plane as the rear surface of the door unit 200 . That is, the accumulation prevention unit 820 forms a flat surface with the rear surface of the door unit 200 . Accordingly, the accumulation prevention unit 820 prevents the formation of a curved structure in which foreign substances are easily accumulated on the rear surface of the door unit 200 , thereby causing damage to the door unit 200 due to the accumulation of foreign substances and gas to the outside of the door unit 200 . Leakage can be prevented. The lower surface of the accumulation prevention unit 820 is in contact with the upper surface of the leveler beam 5 to guide the movement of the leveler beam 5 through the inlet 500 .

Although the present invention has been described with reference to the embodiment shown in the drawings, this is merely exemplary, and those of ordinary skill in the art to which various modifications and equivalent other embodiments are possible. will understand

Therefore, the technical protection scope of the present invention should be defined by the following claims.

1: door device for coke oven 2: carbonization chamber
3: loading machine 4: extruder
5: leveler beam 100: frame part
110: door frame 120: hook part
200: door part 300: fixed part
400: mounting guide part 410: guide body
420: abrasion prevention part 500: entrance part
600: opening and closing part 700: fireproof part
800: leveler guide unit 810: collision prevention unit
811: connection part 812: contact part
820: accumulation prevention unit

Claims (8)

a frame part installed on the inlet side of the carbonization chamber;
a door unit mounted on the frame unit to seal the carbonization chamber;
a fixing part rotatably installed on the front surface of the door part and coupled to a hook part provided on the frame part to fix the door part to the frame part;
a mounting guide part extending from the door part and guiding that the door part is mounted to the frame part by interfering with the fixing part;
Formed through the door unit, the leveler beam in and out through the inlet; and
and a leveler guide part installed on the rear surface of the door part and guiding the entry and exit of the leveler beam.
The method of claim 1,
The mounting guide part,
a guide body fixed to a side surface of the door part and disposed to face an inner surface of the hook part;
and an abrasion prevention part connected to the guide body and contacting the inner surface of the hook part to prevent abrasion of the guide body.
3. The method of claim 2,
The guide body is a door device for a coke oven, characterized in that the width toward the rear of the door part is formed to be narrower.
3. The method of claim 2,
The wear prevention part is rotatably connected to the guide body, and the door device for a coke oven, characterized in that rolling contact with the inner surface of the hook part.
The method of claim 1,
The leveler guide unit,
a collision avoidance unit in contact with one side of the leveler beam and preventing the leveler beam from collided with a fireproof unit installed on the rear surface of the door unit; and
and an accumulation prevention unit in contact with the other side of the leveler beam and preventing foreign substances from accumulating on the rear surface of the door unit.
6. The method of claim 5,
The anti-collision unit,
a connection part detachably connected to the rear surface of the door part; and
and a contact part extending from the connection part and in close contact with the upper surface of the fireproof part.
7. The method of claim 6,
The door apparatus for a coke oven, characterized in that the contact portion is provided to have a width greater than the width of the connection portion.
6. The method of claim 5,
The door device for a coke oven, characterized in that the outer surface of the accumulation prevention part is disposed on the same plane as the rear surface of the door part.

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