CN213771897U

CN213771897U - Coke oven door

Info

Publication number: CN213771897U
Application number: CN202022979849.1U
Authority: CN
Inventors: 司玉印; 司英奎; 王涛
Original assignee: Xingtai Yingkui Machinery Co ltd
Current assignee: Xingtai Yingkui Machinery Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-07-23
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a coke oven furnace gate belongs to coke oven technical field, including the furnace gate body, this internal sword limit web and the brick groove of being equipped with of furnace gate, be used for installing resistant firebrick in the brick groove, the coke oven furnace gate still includes the backing plate, and the backing plate is located between sword limit web and the brick groove, is equipped with the first bolt of a plurality of on the sword limit web, and the backing plate is locked on the sword limit web through the first bolt of a plurality of, is equipped with a plurality of second bolt on the brick groove, and the brick groove is through a plurality of second bolt-up to the backing plate on, and the first bolt of dismouting and second bolt help furnace gate body dismouting. The utility model provides a pair of coke oven door has and dismantles and the installation operation is easier to the coke oven door, has increased dismouting labour saving and time saving behind the backing plate, convenient and fast, the technological effect that maintenance work efficiency improves by a wide margin.

Description

Coke oven door

Technical Field

The utility model belongs to the technical field of coke ovens, in particular to a coke oven door.

Background

The coke oven door is a sealing door of a combustion chamber and a carbonization chamber of a coke oven in a coke plant and is an important equipment part of the coke oven. Because the furnace door is in a high-temperature environment for a long time and needs to be opened and closed frequently, the furnace door needs to be maintained or replaced after being used for a period of time. At present, all coke oven doors have basically the same design structure and use principle, are all vertical structures, and are opened and closed by a coke pusher and a coke guide. According to the structural characteristics of the coke oven door, when the oven door needs to be repaired, the parts and the connecting bolts at all parts are burnt and rusted seriously, so that the oven door body, the oven door knife edge web plate and the oven door refractory bricks are quite difficult to disassemble and assemble; the furnace door body, the knife edge web plate and the brick groove for placing the refractory bricks are locked and fixedly connected together through the long bolts, and when the bolts are damaged, the furnace door is difficult to disassemble.

Therefore, it is necessary to design a coke oven door structure which can rapidly disassemble the oven door when the coke oven door needs to be maintained or after the bolt is damaged, improve the maintenance speed, rapidly assemble and install after the maintenance is finished, and is simple and convenient to operate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coke oven door assembly structure, aiming at solving the technical problem of difficult disassembly and assembly operation of the coke oven door.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a coke oven furnace gate assembly structure, includes the furnace gate body, this internal sword limit web and the brick groove of being equipped with of furnace gate, be used for installing resistant firebrick in the brick groove, coke oven furnace gate still includes the backing plate, and the backing plate is located sword limit web with between the brick groove, be equipped with the first bolt of a plurality of on the sword limit web, the backing plate passes through a plurality of first bolt is locked on the sword limit web, be equipped with a plurality of second bolt on the brick groove, the brick groove passes through a plurality of the second bolt fastening is to on the backing plate, the dismouting first bolt with the second bolt helps furnace gate body dismouting.

As another embodiment of the application, the backing plate comprises a first layer and a second layer, wherein the first layer is used for being in close contact connection with the inner side surface of the blade edge web and locked on the blade edge web through a plurality of first bolts; the second layer is tightly attached to the inner side face of the first layer, the inner side face of the second layer is tightly attached to the brick groove, and the brick groove is locked on the second layer through a plurality of second bolts. The first layer and the second layer are made of refractory materials.

As another embodiment of the present application, a plurality of first threaded holes are formed in the first layer, and a plurality of first bolts are respectively inserted into the different first threaded holes and are respectively in threaded connection with the plurality of first bolts.

As another embodiment of this application, first layer inside is equipped with a plurality of grooves of stepping down, and is a plurality of the groove of stepping down with a plurality of first screw hole dislocation set, a plurality of the interior tip of second bolt is arranged in the difference respectively in the groove of stepping down.

As another embodiment of this application, the second layer is inside to be equipped with a plurality of second screw holes, and is a plurality of the second screw hole respectively with a plurality of the groove of stepping down aligns the setting, a plurality of the second bolt passes respectively and the spiro union is different the second screw hole, just the inner of second bolt stretches into in the groove of stepping down.

As another embodiment of this application, the length of groove of stepping down is greater than the second bolt hole or the external diameter of first bolt hole, first bolt hole with second bolt hole internal diameter equals.

As another embodiment of the present application, the length of the first bolt is smaller than the length of the second bolt, and the second bolt is a stud bolt.

As another embodiment of the application, a refractory brick is installed in the brick groove, a stepped through hole is formed in the refractory brick, the second bolt penetrates through the stepped through hole and is locked on the backing plate, and after the second bolt is locked, the second bolt is arranged in the stepped through hole.

As another embodiment of this application, the second floor with be equipped with heat-resisting gasket between the brick groove, heat-resisting gasket joint is in on the second floor inner wall and be used for sealed.

As another embodiment of the present application, the length or width of the first layer is less than or equal to the length or width of the second layer.

The utility model provides a pair of coke oven door has the advantages that: compared with the prior art, the utility model relates to a coke oven furnace gate, install the backing plate between sword limit web and brick groove, be equipped with the first bolt of a plurality of on the sword limit web, the backing plate is locked on sword limit web through the first bolt of a plurality of, be equipped with a plurality of second bolt on the brick groove, the brick groove fastens to the backing plate through a plurality of second bolt, the first bolt of dismouting and second bolt help furnace gate body dismouting, realize the quick assembly disassembly to the furnace gate, can not be because of the bolt length, the problem that burning loss corrosion etc. arouse furnace gate dismouting maintenance difficulty, the technical problem of the dismantlement and installation operation difficulty to the coke oven furnace gate has been solved, it is easier to dismantle and install the operation to the coke oven furnace gate to have, dismouting labour saving and time saving behind the backing plate has been increased, high convenience and high speed, maintenance work efficiency improves by a wide margin's technological effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a top view of a coke oven door according to an embodiment of the present invention (the cushion plate is an area indicated by a bold solid line frame in the figure);

FIG. 2 is a schematic cross-sectional view of a coke oven door according to an embodiment of the present invention (the cushion plate is an area indicated by a bold solid line frame in the figure);

FIG. 3 is an enlarged view of the structure at A in FIG. 2 (the tie plate is the area indicated by the bold solid line frame);

FIG. 4 is a schematic view of a knife edge web structure of an oven door body of a coke oven door according to an embodiment of the present invention (an enlarged view of the knife edge web structure in FIG. 2);

FIG. 5 is a schematic view of a plate structure of a coke oven door according to an embodiment of the present invention.

In the figure: 1. a furnace door body; 2. a blade edge web; 3. brick grooves; 4. a refractory brick; 5. a base plate; 51. a first layer; 52. a second layer; 6. a first bolt; 7. a second bolt; 8. a first threaded hole; 9. a yielding groove; 10. a second threaded hole; 11. a heat resistant gasket.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to FIGS. 1 to 5, a coke oven door according to the present invention will now be described. The utility model provides a coke oven furnace gate, including furnace gate body 1, be equipped with sword limit web 2 and brick groove 3 in the furnace gate body 1, be used for installing resistant firebrick 4 in the brick groove 3, coke oven furnace gate still includes backing plate 5, backing plate 5 is located between sword limit web 2 and the brick groove 3, be equipped with the first bolt 6 of a plurality of on the sword limit web 2, backing plate 5 is locked on sword limit web 2 through the first bolt 6 of a plurality of, be equipped with a plurality of second bolt 7 on the brick groove 3, brick groove 3 fastens to backing plate 5 through a plurality of second bolt 7, the first bolt 6 of dismouting and second bolt 7 help the dismouting of furnace gate body 1.

Compared with the prior art, the utility model provides a coke oven door, the utility model is characterized in that a backing plate 5 is arranged between a knife edge web plate 2 and a brick groove 3, the knife edge web plate 2 is provided with a plurality of first bolts 6, the backing plate 5 is locked on the knife edge web plate 2 through the first bolts 6, the brick groove 3 is provided with a plurality of second bolts 7, the brick groove 3 is fastened on the backing plate 5 through the second bolts 7, the first bolts 6 and the second bolts 7 are assembled and disassembled to facilitate the assembly and disassembly of a furnace door body 1, the rapid assembly and disassembly of the furnace door are realized, the problem of difficult assembly and disassembly maintenance of the furnace door caused by long bolts, burning loss and corrosion and the like is avoided, the technical problem of difficult disassembly and assembly operation of the coke oven door is solved, the disassembly and assembly operation of the coke oven door are easier, the assembly and disassembly are labor-saving after the backing plate 5 is added, the operation is convenient and rapid, the technical effect that the maintenance work efficiency is greatly improved.

The furnace door body 1 adopts the furnace door in the prior art or commonly used, wherein the knife edge web plate 2 and the brick groove 3 which are arranged inside the furnace door body 1 also have the prior art function, and the installation position is the same as the installation position in the prior art, the main key of the utility model is that a backing plate 5 is arranged between the knife edge web plate 2 and the brick groove 3 and is respectively connected with the backing plate 5 through a first bolt 6 and a second bolt 7, thereby realizing the convenience of the installation and the disassembly of the furnace door body 1, improving the connection tightness between the furnace door body 1, the knife edge web plate 2 and the brick groove 3, being easier to disassemble when disassembling, facilitating the maintenance and the replacement of parts and the like of workers, after the upper backing plate 5 is added, and after the comparison with the original furnace door body 1, the sealing effect and the function of the two are the same, namely, the backing plate 5 of the utility model can realize the quick disassembly and installation of the furnace door body 1, the obvious effect of improving the maintenance speed and the maintenance progress is achieved. And compared with the existing connection mode of a long bolt, the first bolt 6 and the second bolt 7 are easier to disassemble.

Referring to fig. 1 to 5, a backing plate 5 includes a first layer 51 and a second layer 52, the first layer 51 is used for being closely attached to the inner side of a knife edge web 2 and locked to the knife edge web 2 by a plurality of first bolts 6; the second layer 52 is closely attached to the inner side of the first layer 51, the inner side of the second layer 52 is closely attached to the brick groove 3, and the brick groove 3 is locked on the second layer 52 through a plurality of second bolts 7. Both the first layer 51 and the second layer 52 are made of a refractory material. The first layer 51 is tightly attached to the second layer 52, and is similar to a step-shaped structure in appearance, a smaller side face (the outer side face of the first layer 51) is tightly attached to the knife edge web 2, the first layer 51 is connected with the knife edge web 2 through the first bolt 6, and the second layer 52 is connected with the brick groove 3 through the second bolt 7, so that the connection is stable, and the disassembly and the assembly are simple and quick.

Referring to fig. 1 to 5, a plurality of first threaded holes 8 are formed in the first layer 51, and a plurality of first bolts 6 are respectively inserted into the different first threaded holes 8 and are respectively connected with the plurality of first bolts 6 by threads. By screwing the first bolt 6 clockwise or anticlockwise, the first bolt 6 can be screwed in the first threaded hole 8, and then the first layer 51 is tightly connected with the blade web 2.

Referring to fig. 1 to 5, a plurality of abdicating grooves 9 are provided inside the first layer 51, the plurality of abdicating grooves 9 and the plurality of first threaded holes 8 are arranged in a staggered manner, and the inner ends of the plurality of second bolts 7 are respectively arranged in the different abdicating grooves 9. In order to facilitate the mutual installation of the second bolt 7 and the first bolt 6, the installation is arranged in a mutual dislocation mode, namely, in the vertical section of the base plate 5, the plurality of abdicating grooves 9 and the plurality of first threaded holes 8 are arranged in a dislocation mode, and then the dislocation installation is formed after the first bolt 6 and the second bolt 7 are installed.

As a specific embodiment of the coke oven door provided by the present invention, please refer to fig. 1 to 5, a plurality of second threaded holes 10 are provided inside the second layer 52, the plurality of second threaded holes 10 are aligned with the plurality of abdicating slots 9 respectively, a plurality of second bolts 7 pass through and are screwed into different second threaded holes 10 respectively, and the inner ends of the second bolts 7 extend into the abdicating slots 9. By screwing the second bolt 7 clockwise or counterclockwise, the second bolt 7 can be screwed in the second threaded hole 10, and the second layer 52 is tightly connected with the brick groove 3. The number of the second bolt 7 holes is equal to that of the abdicating grooves 9, and the holes are aligned.

In the utility model, the brick groove 3 is a groove body, the firebrick 4 is arranged in the brick groove 3, and the second bolt 7 passes through the firebrick 4 and is screwed into the second threaded hole 10.

Referring to fig. 1 to 5, the length of the abdicating groove 9 is greater than the outer diameter of the second bolt 7 hole or the first bolt 6 hole, and the inner diameter of the first bolt 6 hole is equal to the inner diameter of the second bolt 7 hole. The receding groove 9 is used for receding the end of the second bolt 7, that is, the inner end of the second bolt 7 can be accommodated, so that a nut is arranged at the inner end of the second bolt 7, the nut needs to be loosened during installation and disassembly, and the receding groove 9 is arranged so that a screwing tool can enter and screw the nut on the second bolt 7. It will be appreciated that the recess 9 is a blind hole structure, and a screwing tool can enter the recess for easy operation.

Referring to fig. 1 to 5, the length of the first bolt 6 is smaller than that of the second bolt 7, and the second bolt 7 is a stud bolt. After the inner end of the first bolt 6 is in threaded connection with the first threaded hole 8, the outer end extends out of the knife edge web 2 and is locked by a nut on the outer end, and then the first layer 51 can be locked on the knife edge web 2. The outer end of the second bolt 7 is arranged in the refractory brick 4, and nuts are arranged at two ends of the second bolt, so that the second bolt can be locked and is convenient to operate.

Referring to fig. 1 to 5, a refractory brick 4 is installed in a brick groove 3, a stepped through hole is formed in the refractory brick 4, a second bolt 7 passes through the stepped through hole and is locked on a backing plate 5, and the second bolt 7 is arranged inside the stepped through hole after being locked. The second bolts 7 are fastened to the brick grooves 3 when the refractory bricks 4 are not present, and stepped through holes are provided in the refractory bricks 4 after the refractory bricks 4 are installed in the brick grooves 3, so that the second bolts 7 pass through the stepped through holes and are locked to the second layer 52.

Referring to fig. 1 to 5, a heat-resistant gasket 11 is disposed between the second layer 52 and the brick groove 3, and the heat-resistant gasket 11 is fastened to the inner sidewall of the second layer 52 for sealing. The backing plate 5 of the utility model can bear the influence of high temperature inside the coke oven and is made of strong fire-resistant and high temperature-resistant materials.

Referring to fig. 1 to 5, the length or width of the first layer 51 is less than or equal to the length or width of the second layer 52. Since the second layer 52 is connected to the brick groove 3 and the firebricks 4 are placed in the brick groove 3, the length or width of the second layer 52 is set to be large, and it is also considered for the convenience of installation. The first layer 51 has extensions at both ends in the longitudinal direction, and the total length of the extensions and the first layer 51 is less than or equal to the length of the second layer 52. A gap is provided between the extension and the second layer 52.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a coke oven furnace gate, includes the furnace gate body, this internal knife edge web and the brick groove of being equipped with of furnace gate, be used for installing resistant firebrick in the brick groove, its characterized in that, coke oven furnace gate still includes:

the backing plate is located the sword limit web with between the brick groove, be equipped with the first bolt of a plurality of on the sword limit web, the backing plate passes through a plurality of first bolt is locked on the sword limit web, be equipped with a plurality of second bolt on the brick groove, the brick groove passes through a plurality of the second bolt-up is arrived on the backing plate, the dismouting first bolt with the second bolt helps the dismouting of furnace gate body.

2. The coke oven door of claim 1, wherein said adapter plate comprises:

the first layer is used for being in close contact connection with the inner side face of the cutter edge web plate and is locked on the cutter edge web plate through a plurality of first bolts; and

the second layer is tightly attached to the inner side face of the first layer, the inner side face of the second layer is tightly attached to the brick groove, and the brick groove is locked on the second layer through a plurality of second bolts.

3. The coke oven door of claim 2, wherein a plurality of first threaded holes are formed in the first layer, and a plurality of first bolts are inserted into different ones of the first threaded holes and are threadedly engaged with the plurality of first bolts.

4. The coke oven door of claim 3, wherein a plurality of relief grooves are formed in the first layer, the relief grooves are staggered with the first threaded holes, and inner ends of the second bolts are respectively arranged in different relief grooves.

5. The coke oven door of claim 4, wherein a plurality of second threaded holes are formed in the second layer, the plurality of second threaded holes are aligned with the plurality of offset slots, a plurality of second bolts respectively pass through and are screwed with different second threaded holes, and inner ends of the second bolts extend into the offset slots.

6. The coke oven door of claim 5, wherein the length of the relief groove is greater than the outer diameter of the second bolt hole or the first bolt hole, and the inner diameter of the first bolt hole is equal to the inner diameter of the second bolt hole.

7. The coke oven door of claim 1, wherein the length of said first bolt is less than the length of said second bolt, said second bolt being a stud bolt.

8. The coke oven door of claim 1, wherein a refractory brick is installed in the brick groove, a stepped through hole is formed in the refractory brick, the second bolt passes through the stepped through hole and is locked to the pad, and the second bolt is placed inside the stepped through hole after being locked.

9. The coke oven door of claim 2, wherein a heat resistant gasket is provided between the second layer and the brick groove, and the heat resistant gasket is clamped on the inner side wall of the second layer for sealing.

10. The coke oven door of claim 2, wherein the length or width of said first layer is less than or equal to the length or width of said second layer.