CN219449617U

CN219449617U - Coke oven fire hole structure

Info

Publication number: CN219449617U
Application number: CN202320082664.1U
Authority: CN
Inventors: 郑彭; 景殿策
Original assignee: Acre Coking and Refractory Engineering Consulting Corp MCC
Current assignee: Acre Coking and Refractory Engineering Consulting Corp MCC
Priority date: 2023-01-28
Filing date: 2023-01-28
Publication date: 2023-08-01
Anticipated expiration: 2033-01-28

Abstract

The utility model relates to a coke oven, in particular to a fire hole structure of the coke oven. Comprises a fire hole brick cup, a fire hole seat, a fire hole plug brick and a fire hole cover; the fire hole seat bricks are built on the top of the coke oven, the fire hole seat is arranged on the fire hole seat bricks, the fire hole plug bricks are placed in the fire hole seat, and the fire hole cover is arranged on the fire hole seat; the plug brick of the fire hole is longitudinally provided with a through detection hole. According to the utility model, the plug brick is additionally arranged in the fire hole, so that the heat insulation effect of the end part of the fire hole is enhanced, the heat radiation effect of the fire hole cover by the fire standing channel is reduced, the function of observing the combustion of the fire standing channel by the original fire hole is not hindered, and the fire standing channel can be matched with a temperature sensor. The arrangement of the fire hole structure also matches with the operation environment and operation habit of the coke oven top, and the operation holes are arranged, so that the plug bricks of the fire hole can be conveniently taken out.

Description

Coke oven fire hole structure

Technical Field

The utility model relates to a coke oven, in particular to a fire hole structure of the coke oven.

Background

The operation environment of the coke oven top is always bad, not only because of the dissipation of raw gas on the surface of the coke oven top, but also because of the high temperature of the surface of the coke oven top and the surface of the rising pipe. According to the field calibration measurement result, the temperature of the fire hole cover on the surface of the furnace top is about 100-200 ℃, and the fire hole cover has small area, but the number of fire hole covers is large, and the heat dissipation is not small.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a coke oven fire hole structure, which enhances the heat insulation effect of the end part of the fire hole and simultaneously reduces the heat radiation effect of a vertical fire channel on a fire hole cover.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

a coke oven fire hole structure comprises a fire hole seat brick, a fire hole seat, a fire hole plug brick and a fire hole cover; the fire hole seat bricks are built on the top of the coke oven, the fire hole seat is arranged on the fire hole seat bricks, the fire hole plug bricks are placed in the fire hole seat, and the fire hole cover is arranged on the fire hole seat; the plug brick of the fire hole is longitudinally provided with a through detection hole.

Further, the plug brick for the viewing hole is made of clay brick material, sillimanite material or andalusite material.

Further, the plug brick for the viewing hole is made of a composite material or a casting material block made of the composite material.

Further, the diameter of the detection hole is 5 mm-75 mm.

Further, the thickness of the plug brick for the fire hole is 50 mm-300 mm.

Further, a cylindrical operation hole with an inner diameter of 5-50 mm and a depth of 5-100 mm is arranged on the upper surface of the plug brick of the fire hole.

Further, the fire-setting device also comprises a temperature sensor, wherein the temperature sensor detects the temperature of the fire-setting channel on line through the detection hole.

Compared with the prior art, the utility model has the beneficial effects that:

1) According to the utility model, the plug brick is additionally arranged in the fire hole, so that the heat insulation effect of the end part of the fire hole is enhanced, the heat radiation effect of the fire hole cover by the fire standing channel is reduced, the function of observing the combustion of the fire standing channel by the original fire hole is not hindered, and the fire standing channel can be matched with a temperature sensor.

2) The arrangement of the fire hole structure also matches with the operation environment and operation habit of the coke oven top, and the operation holes are arranged, so that the plug bricks of the fire hole can be conveniently taken out.

Drawings

Fig. 1 is a schematic cross-sectional view of the structure of the present utility model.

In the figure: 1-a plug brick for a fire hole, 2-a seat brick for a fire hole, 3-a seat for a fire hole, 4-a cover for a fire hole, 5-an operation hole

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

[ example ]

As shown in fig. 1, a coke oven fire hole structure comprises a fire hole seat brick 2, a fire hole seat 3, a fire hole plug brick 1 and a fire hole cover 4.

The central axis of the fire hole brick cup 2 is vertically built on the top of the coke oven, a trapezoid hole is arranged in the center of the fire hole brick cup 2, the diameter of the upper hole is larger than that of the lower hole, and the upper hole is in a truncated cone shape.

The outer wall of the fire observation hole seat 3 is in a round table shape and is arranged in the upper hole of the fire observation hole seat brick 2, a trapezoid hole is formed in the fire observation hole seat 3, the upper hole is in a round table shape, the lower hole is in a cylindrical shape, and the bottom is provided with an edge.

The plug brick 1 for the fire hole is made of clay brick material, sillimanite material or andalusite material, and can be made of composite materials or casting blocks made of composite materials.

The upper part of the outer wall of the plug brick 1 with the fire hole is provided with a convex edge, the center of the plug brick is provided with a detection hole, the detection hole is a cylindrical through hole, and the diameter of the detection hole is 5-75 mm.

The thickness of the plug brick 1 for the fire hole is 50 mm-300 mm. The upper surface of the fire hole plug brick 1 is provided with a cylindrical operation hole 5 with an inner diameter of 5 mm-50 mm and a depth of 5 mm-100 mm.

The fire hole plug brick 1 is arranged in the fire hole seat 3 and the fire hole seat brick 2, the upper part of the fire hole plug brick is positioned in the fire hole seat 3, and the convex edge on the outer wall is clamped on the bottom edge of the fire hole seat 3.

The outer wall of the fire hole cover 4 is a truncated cone and is arranged in the upper hole of the trapezoid hole in the fire hole seat 3.

The fire-standing channel temperature detection device also comprises a temperature sensor, wherein the temperature sensor detects the fire-standing channel temperature on line through the detection hole.

According to the utility model, the plug brick is additionally arranged in the fire hole, so that the heat insulation effect of the end part of the fire hole is enhanced, the heat radiation effect of the fire hole cover by the fire standing channel is reduced, the function of observing the combustion of the fire standing channel by the original fire hole is not hindered, and the fire standing channel can be matched with a temperature sensor.

The arrangement of the fire hole structure also matches with the operation environment and operation habit of the coke oven top, and the operation holes 5 are arranged, so that the plug bricks 1 of the fire hole can be conveniently taken out.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A coke oven fire hole structure, its characterized in that: comprises a fire hole brick cup, a fire hole seat, a fire hole plug brick and a fire hole cover; the fire hole seat bricks are built on the top of the coke oven, the fire hole seat is arranged on the fire hole seat bricks, the fire hole plug bricks are placed in the fire hole seat, and the fire hole cover is arranged on the fire hole seat; the plug brick of the fire hole is longitudinally provided with a through detection hole.

2. A coke oven fire hole structure as claimed in claim 1, wherein: the plug brick for the viewing hole is made of clay brick material, sillimanite material or andalusite material.

3. A coke oven fire hole structure as claimed in claim 1, wherein: the plug brick for the viewing hole is made of a composite material or a casting material block made of the composite material.

4. A coke oven fire hole structure as claimed in claim 1, wherein: the diameter of the detection hole is 5 mm-75 mm.

5. A coke oven fire hole structure as claimed in claim 1, wherein: the thickness of the plug brick for the fire hole is 50 mm-300 mm.

6. A coke oven fire hole structure as claimed in claim 1, wherein: the upper surface of the plug brick for the fire observation hole is provided with a cylindrical operation hole with the inner diameter of 5-50 mm and the depth of 5-100 mm.

7. A coke oven fire hole structure as claimed in claim 1, wherein: the fire-standing channel temperature detection device also comprises a temperature sensor, wherein the temperature sensor detects the fire-standing channel temperature on line through the detection hole.