JP2018177846A - Upper temporary shed of coke oven - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an upper temporary shed that does not require a lower shed to move, allows the execution of a construction or renewal work of a coke oven concurrent with a repair work of extruder rails, and thereby can shorten the construction period.SOLUTION: There is provided an upper temporary shed 1 of a coke oven for covering a coke oven 2 upon constructing or renewing the coke oven 2, comprising a lower shed disposed adjacent to the side face of the upper shed body 10 thereof and provided with two stages of intermediate floors 23A, 23B that can temporarily store bricks T therein for constructing the coke oven 2 and are disposed with a space S0 for the maintenance work of extruder rails apart from the ground, the space being a first floor part having a specified work height from the ground, with the upper spaces of the intermediate floors 23A, 23B respectively used as spaces S1, S2 each communicating with the inner space 10A of the upper shed body 10.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a coke oven temporary garage.

  Conventionally, coke ovens constructed by building bricks are for producing coke for iron making, and a carbonization chamber for dry distillation of coal and a combustion chamber for burning fuel gas are alternately arranged to form a furnace cluster. It is formed. The coke oven is equipped with moving vehicles such as a coal charging car for charging coal, an extruder for extruding the produced coke from the carbonization chamber, a guide car for receiving the extruded coke, and a fire extinguisher.

  And, it takes several years to construct a coke oven, and after a foundation of concrete is provided, bricks are built on the concrete for constructing the coke oven main body. Furthermore, it takes several months to build bricks at the time of coke oven renewal. Thus, the brick laying period is long, and when laying bricks, a coke oven main body and a space for temporarily placing bricks are provided so that refractory bricks are not exposed to wind and rain. It is done. As such a temporary placement place of brick, a structure using a lower part provided on the side of a coke oven temporary storage covering a coke oven main body as shown in Patent Document 1, for example, is known.

  In Patent Document 1, while temporarily building a coke oven construction temporary barrier covering the coke oven main body when constructing a coke oven, and bricks provided in contact with the side surfaces of the coke oven construction temporary ceiling, And a moving means for moving the temporary housing for coke oven construction along the side of the temporary housing for coke oven construction, and for cork furnace construction. It is described about the construction cork furnace construction temporary house which can move a temporary lower part along the side of a temporary upper part and can take in a hardware to a temporary upper part.

JP, 2015-10128, A

  However, in the conventional coke oven temporary elevator shown in Patent Document 1, since the extruder rail is used as a traveling path when moving the cabin, after repairing the extruder railway after dismantling the cabin, And the construction period will be prolonged.

  The present invention has been made in view of the above-mentioned problems, and there is no need to move the lower part, and it is possible to carry out work to construct or renew the coke oven in parallel with the repair work of the extruder rail. An object of the present invention is to provide a coke oven temporary garage capable of shortening the construction period.

  In order to achieve the above object, a coke oven temporary storage device according to the present invention has a roofed coke oven provided with a lower part adjacent to a main body covering the coke oven when constructing or upgrading the coke oven. It is a temporary garage, and the lower floor is provided with at least one middle floor located by opening the first floor portion having a predetermined working height from the ground, and the upper space of the middle floor is the upper floor It is characterized in that it is a space communicating with the internal space of the main body.

  In the present invention, bricks are temporarily placed in the space of the middle floor of at least one step in the roofed roof, and the bricks are easily carried into the inner space of the roof body to construct or renew the coke oven. be able to. And, since the roof is provided with the roof, it is possible to avoid wind and rain, and it is possible to prevent raining of the bricks temporarily placed. Furthermore, in the present invention, when using the space of the undercarriage as a temporary storage space for bricks, it is possible to prevent the infiltration of bricks by rainwater by setting it as a middle floor having a height from the ground.

  Further, in the present invention, the lower floor is at least two floors, and the floor level of the lowermost middle floor is positioned so as to have a working space of a predetermined working height from the ground. For example, when the extruder rails are provided below the lowermost middle stage floor, it is possible to secure a space where repair work of the extruder rails can be performed. Therefore, for example, in the furnace construction of the coke oven, the construction of the furnace carried out by carrying bricks temporarily placed in the space on the middle floor into the inner space of the roof body and the work space below the lower middle floor It becomes possible to carry out parallel work without interfering with each other with the extruder rail repair work. That is, it is possible to shorten the entire construction period required for the construction as compared with the conventional case where the furnace construction is completed and the lower building is dismantled and then the extruder rail is repaired.

  In the coke oven temporary storage according to the present invention, a horizontal moving crane is provided in the space, and the horizontal moving crane is movable between the space and the internal space of the upper body. It is preferable to be provided.

  In this case, the horizontally moving crane can be moved between the space and the inner space of the main body to efficiently perform the moving work of bricks necessary for the construction work.

  Further, in the coke oven temporary elevator according to the present invention, it is preferable that the middle floor extends into an inner space of the elevator main body.

In this case, the brick temporarily placed on the middle floor of the lower part of the house is moved laterally on the overhang part projecting into the inner space of the upper part of the upper part of the main part, using the crane installed in the main part of the upper part. Can be lifted. Therefore, the work efficiency of the furnace construction can be improved.
Further, in this case, the brick moved laterally on the middle floor can be directly carried into the coke oven from the lower house through the back stay.

  Further, in the coke oven temporary storage according to the present invention, the middle floor is provided in a plurality of stages, and the plurality of middle floors, which are second or more from the bottom, are vertically positioned sandwiching the middle floor. It is preferable that a communication means for communicating the spaces is provided.

  In this case, the brick temporarily placed in the space can be moved to another space adjacent in the vertical direction using the communication means.

  Further, in the coke oven temporary storage according to the present invention, a platform to which a rail of a guide car used at the time of operation of the coke oven is provided is provided at the side of the coke oven The floor surface of the platform may be flush with the top surface of the platform.

  In this case, by setting the floor level of the lowermost middle floor of the lower floor to the same level as the upper surface of the platform, the brick temporarily placed in the space above the intermediate floor is carried in from the lower floor to the vicinity of the coke oven It can be done easily.

  According to the coke oven temporary building according to the present invention, there is no need to move the lower part, and the work to construct or renew the coke oven can be performed in parallel with the repair work of the extruder rail, and the construction period is shortened. There is an advantage that can be.

It is a front view which shows the structure of the coke oven temporary storage by embodiment of this invention, Comprising: It is the figure seen from the hearth direction of a coke oven. It is an AA line arrow line view shown in Drawing 1, and is a side section which looked at the lower part side from the inside of the main part of the upper part of a coke oven temporary upper part. It is a front view which shows the structure of the coke oven temporary storage by other embodiment, Comprising: It is the figure seen from the hearth direction of a coke oven.

  Hereinafter, a coke oven temporary storage according to an embodiment of the present invention will be described based on the drawings.

As shown in FIG. 1, the coke oven temporary storage unit 1 according to the present embodiment is used when constructing or renewing the coke oven 2 constructed by brick laying, and is constructed so as to cover the coke oven 2. Building is a temporary building. FIG. 1 shows a state in which a coke oven erection building 1 is installed in a coke oven 2 under construction or renewal.
The coke oven 2 and the coke oven temporary storehouse 1 have a substantially rectangular shape which is long in one direction in a side view as shown in FIG. 2, and the furnace length direction X2 of the coke oven 2 (in FIG. The direction orthogonal to the direction is referred to as a furnace length direction X1 (left and right direction in FIG. 1).

  The coke oven temporary storage space 1 comprises an upper case body 10 disposed to surround the entire coke oven 2, and a lower case 20 adjacent to a side surface of the upper case body 10 (a side surface extending in the furnace length direction X2). And.

  Here, as equipment related to the coke oven 2, on one side of the coke oven 2 (right side in FIG. 1), an extruder rail 3 in which an extruder (not shown) travels in a furnace length direction X2 A fire extinguisher rail 4 is installed on the other side of the coke oven 2 (on the left side of the drawing in FIG. 1), and the fire extinguisher (not shown) travels in the furnace length direction X2. The extruder rail 3 is disposed inside the lower case 20. The fire extinguisher rail 4 is disposed on the inside of the main body 10. Further, on both sides of coke oven 2 in the furnace length direction X1, rails of a guide car used at the time of operation of coke oven 2 are attached, and a gas pipe or the like for supplying gas into coke oven 2 is accommodated. Platforms 5A, 5B are provided.

The roof main body 10 covers the coke oven 2 to be brick-stacked and protects the brick T, and main pillars 11 and 11 built on both sides of the coke oven 2 in the furnace length direction X1, and the coke oven A central column 12 built on the first platform 5A on the side of the fire extinguisher 2 and a roof 13 mounted on each of the columns 11 and 12 are provided. As shown in FIG. 2, the main columns 11 are arranged at predetermined intervals along the furnace length direction X2.
And the wall board (illustration omitted) which comprises a side wall is provided in the main pillar 11 located in the both sides of these furnace length direction X1. The wall plate is not disposed in a portion adjacent to the space in the lower part 20, and the internal spaces of the upper part 10 and the lower part 20 communicate with each other.

As shown in FIG. 1 and FIG. 2, the first crane 6A fixed under the roof 13 and the second provided under the first crane 6A at a position above the coke oven 2 in the main body 10 A crane 6B is provided. The first crane 6A is provided movably along a first traveling rail 61 which is suspended from the roof 13 and extends in the furnace length direction X2. The second crane 6B is movably provided along a second traveling rail 62 supported by the main column 11 and the middle column 12 and extending in the furnace length direction X2.
The fire fighting vehicle rail 4 in the main body 10 is provided on the ground 1 a between the middle pillar 12 and the main pillar 11 opposite to the coke oven 2 side with the middle pillar 12 interposed therebetween.

  As illustrated in FIG. 1, the lower case 20 is installed adjacent to a main pillar 11 (the above-mentioned wall board) which is a side surface of the upper case 10, and is provided with bricks T or a plurality of bricks stacked thereon. As well as having spaces S1 and S2 for temporarily placing the block-like brick T, which has been previously formed into the size and shape of the above, it temporarily protects the brick T temporarily placed from wind and rain.

The undercarriage 20 includes a pillar 21 separated by a predetermined distance from the main pillar 11 of the main body 10 in the furnace length direction X1, a roof 22 covering the brick T placed on the pillar 21 and temporarily placed, and the ground 1a And a two-stage middle floor 23 (23A, 23B) disposed with a first floor portion (a pusher track working space S0 described later) having a predetermined working height open.
As shown in FIG. 2, the columns 21 are arranged at predetermined intervals along the furnace length direction X2. And the wall plate 24 which comprises a side wall is provided in these pillars 21. As shown in FIG. Although the side walls are not provided on both sides of the hearth length direction X2 of the undercarriage 20 and are opened, side walls such as openable shutters may be provided on both side portions.
The roof 22 is set lower than the height of the roof 13 of the main body 10 and is connected to the side wall of the main body 10.

  The middle floors 23A, 23B respectively project into the inner space 10A of the main body 10, and the upper spaces on the middle floors 23A, 23B communicate with the inner space 10A of the upper body 10, temporary brick storage spaces S1, S2 (Corresponding to the space of the present invention). The first middle floor 23A on the lower side (lowermost) of the two middle floors 23 is disposed at a position higher than the upper surface 5a of the first platform 5A, and extends to a position contacting or approaching the coke oven 2. A first projecting portion 23a is provided. On the other hand, the second middle floor 23B located at the upper stage than the first middle floor 23A has a shorter overhang distance than the first overhang portion 23a (the overhang length of approximately half of the first overhang portion 23a in FIG. 1) second An overhanging portion 23 b is provided. That is, an opening is formed between the second overhang portion 23 b and the coke oven 2.

  Further, an opening (not shown) (communication means) for communicating the brick temporary placement spaces S1 and S2 with each other is formed in the second middle floor 23B which is the second or higher level from the bottom. In this case, the above-mentioned opening is used for other brick temporary placement space (for example, upper row side S2) which brick T temporarily placed in the brick temporary storage space (for example, S1 on the lower row side) vertically adjacent It can be moved.

Furthermore, a third crane 6C is provided at an upper position near the roof 22 in the shed 20. The third crane 6C is movably provided along a third traveling rail 63 supported by the roof 13 and extending in the furnace length direction X2.
By using the first crane 6A, the second crane 6B, and the third crane 6C, the brick T can be moved from the brick temporary storage space S1, S2 to the coke oven 2.

  The extruder rail 3 is disposed on the lower first floor portion of the first middle floor 23A, and an extruder rail working space S0 in which the extruder rail 3 can be renewed is formed. A specific height of the extruder rail working space S0 is, for example, a height such that a mobile vehicle with a crane can enter, and the crane can be used to renew the foundation of the extruder rail 3, the sleepers, etc. Set to

According to the coke oven temporary building described above, the brick T is temporarily placed in the temporary brick laying spaces S1 and S2 of the two-tiered middle floors 23A and 23B in the covered lower floor 20, and the brick T is stored. Can be easily carried into the interior space 10A of the main body 10 to construct or renew the coke oven 2.
And since the roof 22 is provided in the underlayment 20, wind and rain can be avoided and the rain wet of the brick T temporarily placed can be prevented. Moreover, when the temporary brick storage spaces S1 and S2 of the lower 20 are used as temporary storage spaces for bricks as in the present embodiment, the middle floors 23A and 23B having a height from the ground make rainwater Flooding of brick T can be prevented.

  Further, in the present embodiment, since the multi-tier (two-tier) middle floor 23A, 23B is provided, it is possible to change the type of brick T temporarily placed on each floor and arrange it. For example, the bricks T formed into the block shape described above and the individual bricks T stacked can be divided by another middle floor 23 and temporarily placed.

Further, in the present embodiment, the lower floor 20 has three floors, and the floor level of the lowermost first middle floor 23A has an extruder rail working space S0 of a predetermined working height from the ground (ground 1a). It is located in That is, as in the present embodiment, when the extruder rail 3 is provided below the first middle floor 23A, securing the extruder rail working space S0 in which the repair work of the extruder rail 3 can be performed it can. Therefore, in the construction work of the coke oven 2, the construction work carried out by carrying in the brick T temporarily placed in the brick temporary storage spaces S1 and S2 on the middle floors 23A and 23B into the interior space 10A of the roof main body 10 It becomes possible to perform parallel work without interfering with the repair work of the extruder rail 3 performed in the extruder rail working space S0 below the lowermost first middle floor 23A. That is, as compared with the case where the installation work is completed and the lower building is dismantled as in the conventional case, the entire construction period required for the work can be shortened compared to the case where the repair work of the extruder rail 3 is performed.
Here, the repair work of the extruder rail 3 includes the operation of laying the sleepers together with the base concrete supporting the sleepers, the operation of installing the rails on the sleepers, and the like, and the extruder rail as in the present embodiment. By securing the work space S0, the repair work can be performed without stopping the furnace construction work.

Further, in the present embodiment, the middle floor 23 (23A, 23B) projects into the interior space 10A of the main body 10, so the brick T temporarily placed on each of the middle floors 23A, 23B is used as the main body 10 The brick T can be lifted using the cranes 6A and 6B installed on the main body 10 by laterally moving on the overhanging portions 23a and 23b protruding to the inner space 10A. Therefore, the work efficiency of the furnace construction can be improved.
Moreover, in this case, the brick which has been moved laterally on the middle floor 23 (23A, 23B) can be directly carried into the coke oven 2 from the lower part 20 through the back stay.

  As described above, in the coke oven temporary storage according to the present embodiment, there is no need to move the lower 20, and construction or renewal of the coke oven 2 may be performed in parallel with the repair work of the extruder rail 3. The effect of being able to

  As mentioned above, although embodiment of the coke oven temporary storage by this invention was described, this invention is not limited to said embodiment, It can change suitably in the range which does not deviate from the meaning.

  For example, in the present embodiment, the floor surface of the lowermost first middle floor 23A is provided at a position higher than the upper surface 5a of the platform 5A, but the height of the first middle floor 23A is this position It is not limited and can be changed as appropriate. For example, as shown in FIG. 3, the floor surface 23c of the lowermost first middle floor 23A may be positioned on the same plane as the upper surface 5a of the platform 5A. In this case, by setting the floor level of the lowermost first middle floor 23A of the lower part 20 to the same level as the upper surface 5a of the platform 5, temporary placement in the brick temporary placement space S1 on the first middle floor 23A The work of carrying the brick T from the lower part 20 to the vicinity of the coke oven 2 in the upper part 10 of the upper part can be carried out more easily.

  In addition, the configuration of the position, quantity, and the like of the cranes provided in the main store body 10 and the main store 20 is not limited to the above-described embodiment, and can be set arbitrarily. For example, in the coke oven temporary storage 1A shown in FIG. 3, a horizontally movable fourth crane 6D is provided above the brick temporary storage space S2 of the second middle floor 23B. In the fourth crane 6D, the lateral movement rail 64 is extended from the brick temporary storage space S2 to the inner space 10A of the upper body 10, and is provided movably between the brick temporary storage space S2 and the inner space 10A. There is. In this case, it is possible to move the brick T necessary for the furnace construction work efficiently by moving the temporary brick placement space S2 and the internal space 10A with the fourth crane 6D.

  Further, although the lower floor 20 of the present embodiment is provided with the two-stage middle floor 23A, 23B, the number of the middle floor 23 may be at least one, and there may be one or three or more stages. May be

  Further, in the present embodiment, the second middle floor 23B is configured to have an opening for communicating the brick temporary placement spaces S1 and S2 with each other, but the present invention is not limited to being merely an opening. . For example, it is also possible to replace with an opening and to employ an elevator as communication means of brick temporary storage space S1 and S2 comrades. The point is that the bricks can be moved between the brick temporary storage spaces S1 and S2.

  Further, in the present embodiment, although the temporary brick placement spaces S1 and S2 are targeted as the space communicating with the internal space of the main store body 10, the present invention is not limited to the use for temporary brick placement. For example, it may be an arrangement space for other materials, equipment, etc., or may be a space used as a work space by a worker.

  Furthermore, the configuration of the shape, size, etc. of the upper and lower doors 10 and 20 can be appropriately set according to the size of the coke oven 2 and the number of bricks T to be temporarily placed. For example, in the present embodiment, the eaves height of the lower part 20 is lower than the eaves height of the upper part 10, but the height is not limited thereto. It is also possible to have an integrated structure.

  Furthermore, although the shed 20 is fixed to the shed body 10 and is at the fixed position, it may have a function of moving the shed 20 along the side surface of the shed body 10. The point is that the lower floor 20 is provided with at least one middle floor 23, and the extruder rail working space S0 should be provided below the lowermost first middle floor 23A.

  The positions of the extruder rail 3 and the fire extinguisher rail 4 are not limited to the above-described embodiment. For example, in the present embodiment, the entire extruder rail 3 is disposed inside the lower case 20, but a portion (for example, one rail) of the extruder rail 3 is the inner side of the upper body 10 It may be arranged in

  In addition, without departing from the spirit of the present invention, it is possible to replace components in the above-described embodiment with known components as appropriate.

1 Coke furnace temporary storage 1a Ground 2 Coke furnace 3 Extruder rail 4 Fire extinguisher rail 5A, 5B Platform 5a Top surface 6A, 6B, 6C Crane 6D Crane (horizontal moving crane)
DESCRIPTION OF REFERENCE NUMERALS 10 roof main body 10A internal space 20 lower house 21 pillar 22 roof 23, 23A, 23B middle floor 23a, 23b overhang portion S0 extrusion machine track working space S1, S2 temporary brick placement space T brick X1 furnace length direction X2 hearth length direction

Claims (5)

When constructing or renewing a coke oven, it is a covered coke oven temporary elevator provided with a deck adjacent to a roof body covering the coke oven,
The lower floor is provided with at least one middle floor, which is disposed by opening a first floor portion having a predetermined working height from the ground.
An upper space of the middle floor is a space communicating with an inner space of the main body, and the coke oven temporary storage space is provided. In the space, a horizontal moving crane is provided.
The coke oven temporary storage system according to claim 1, wherein the horizontally moving crane is provided so as to be movable between the space and an internal space of the roof body.   The coke oven temporary elevator according to claim 1 or 2, wherein the middle floor projects into an inner space of the elevator main body. The middle floor is provided in a plurality of stages,
4. The communication system according to any one of claims 1 to 3, characterized in that the middle floor of the second or higher floor from the bottom is provided with communication means for connecting the plurality of spaces located above and below the middle floor. The coke oven temporary garage according to 1 or 2. At the side of the coke oven, there is provided a platform to which a guide car rail used at the time of operation of the coke oven is attached.
The coke oven temporary storage according to any one of claims 1 to 4, wherein a floor surface of the lowermost middle stage floor is located on the same plane as the upper surface of the platform.

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