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CN-224226942-U - Furnace body sealing structure based on reduction of heat loss of coke oven

CN224226942UCN 224226942 UCN224226942 UCN 224226942UCN-224226942-U

Abstract

The utility model discloses a furnace body sealing structure based on reducing heat loss of a coke oven, which comprises a furnace body, wherein a furnace body heat preservation unit is arranged on the outer surface of the furnace body, a furnace top protection mechanism is movably connected to the top surface of the furnace body heat preservation unit, a feeding gate is movably connected to the input end of the furnace body, a flue is fixedly connected to the top surface of the furnace body, the furnace body heat preservation unit comprises a bottom fixing ring which is fixedly connected to the bottom end of the outer surface of the furnace body, the bottom fixing ring is fixedly connected to the bottom end of the outer surface of the furnace body, the top fixing ring is fixedly connected to the top end of the outer surface of the furnace body and serves as a mounting base for the furnace body heat preservation structure, after the bottom fixing ring and the top fixing ring are mounted, a first heat preservation plate and a second heat preservation plate are firstly mounted on the surface of a feeding opening of the furnace body, the first heat preservation plate and the second heat preservation plate are mutually matched, and the first heat preservation plate and the second heat preservation plate are locked through a fixing lock sleeve, and the heat preservation effect of the feeding opening of the furnace body is guaranteed.

Inventors

  • Dou xiulei
  • WANG YONGSHUAI
  • FENG LITAO
  • CUI BING
  • ZHAO YONGFENG

Assignees

  • 临涣焦化股份有限公司

Dates

Publication Date
20260512
Application Date
20250613

Claims (6)

  1. 1. The furnace body sealing structure based on reducing the heat loss of the coke oven comprises a furnace body (1) and is characterized in that a furnace body heat preservation unit (2) is arranged on the outer surface of the furnace body (1), a furnace top protection mechanism (3) is movably connected to the top surface of the furnace body heat preservation unit (2), a feed gate (4) is movably connected to the input end of the furnace body (1), and a discharge flue (5) is fixedly connected to the top surface of the furnace body (1); The furnace body heat preservation unit (2) comprises a bottom fixing ring (21), the bottom fixing ring (21) is fixedly connected to the bottom end of the outer surface of the furnace body (1), a first heat preservation plate (22) is movably connected to the top surface of the bottom fixing ring (21), and a second heat preservation plate (23) is movably connected to the top surface of the first heat preservation plate (22); The outer surface swing joint of heated board two (23) has fixed lock sleeve (24), the inside bottom of fixed lock sleeve (24) is connected in one end swing joint of heated board one (22) surface, the top surface swing joint of heated board two (23) has top solid fixed ring (25).
  2. 2. The furnace body sealing structure based on reducing the heat loss of the coke oven according to claim 1, wherein the top fixing ring (25) is fixedly connected to the top end of the outer surface of the furnace body (1), the top surface of the top fixing ring (25) is fixedly connected with a limiting plate (26), and a clamping block (29) is movably connected to the inside of the top surface of the bottom fixing ring (21).
  3. 3. The furnace body sealing structure based on reducing the heat loss of the coke oven according to claim 2, wherein the outer surface of the clamping blocks (29) is slidably connected with movable heat insulation plates (27), the number of the clamping blocks (29) is two, the directions of the two clamping blocks (29) are opposite, and the other clamping block (29) is movably connected inside the bottom surface of the top fixing ring (25).
  4. 4. The furnace body sealing structure based on reducing the heat loss of the coke oven according to claim 3, wherein the side surface of the clamping block (29) is fixedly connected with a pressing plate (28), the bottom surface of the clamping block (29) is fixedly connected with a fixed spring (210), and the other end of the fixed spring (210) is fixedly connected with the top surface of the other clamping block (29).
  5. 5. The furnace body sealing structure based on reducing the heat loss of the coke oven according to claim 4, wherein the furnace top protection mechanism (3) comprises a shell (31), the shell (31) is movably connected in the limiting plate (26), a heat preservation liner (35) is fixedly connected in the shell (31), and the heat preservation liner (35) is tightly attached to the top surface of the furnace body (1).
  6. 6. The furnace body sealing structure based on reducing the heat loss of the coke oven according to claim 5, wherein a connecting plate (34) is fixedly connected to the top end of the side face of the shell (31), a limiting lasso (32) is movably connected to the outer surface of the connecting plate (34), and a fixing bolt (33) is connected to the inner thread of the top face of the limiting lasso (32).

Description

Furnace body sealing structure based on reduction of heat loss of coke oven Technical Field The utility model relates to the technical field of coke ovens, in particular to a furnace body sealing structure based on reducing heat loss of a coke oven. Background The furnace body and accessory equipment (such as a resisting wall, a basic top plate, a furnace door and the like) can outwards dissipate heat through heat radiation, heat convection and heat conduction due to the temperature difference between high temperature and environment, for example, the temperature of the outer surface of the resisting wall can reach more than 150 ℃, the heat is conducted to the outer wall through a 2-meter thick masonry, the convection and radiation heat dissipation of large-area areas such as the furnace top, a rising pipe and the like are obvious due to the high-temperature environment, the environmental temperature of partial areas can exceed 60 ℃, the heat dissipation capacity of the surface of the furnace body accounts for about 10% of the total output heat of a coke oven, and the coke loss per ton is about 10.8kgce, so that the fuel purchasing and environmental-friendly treatment cost is indirectly increased. Through searching, the patent number CN217781058U discloses a heat-recovery coke oven lower part heat-insulation structure, through setting up a plurality of heat preservation and sealing layer, make the furnace body leakproofness further strengthen, reduce the heat loss of heat recovery coke oven, promote heat preservation performance. Still be equipped with the supporting layer, support firmly, improve structural stability and security. The heat insulation effect and the sealing performance of the coke oven are improved by arranging a plurality of heat insulation layers and sealing layers, however, although the heat insulation effect and the sealing performance of the coke oven can be improved by the device, if a certain area of the device is damaged, the device is convenient to maintain or replace due to the integrity of the device, and the integral heat insulation performance of the device is affected. Disclosure of utility model The utility model aims to provide a furnace body sealing structure based on reducing heat loss of a coke oven so as to solve the problems in the prior art. In order to solve the technical problems, the utility model adopts the following technical scheme: The furnace body sealing structure based on reducing the heat loss of the coke oven comprises a furnace body, wherein a furnace body heat preservation unit is arranged on the outer surface of the furnace body, a furnace top protection mechanism is movably connected to the top surface of the furnace body heat preservation unit, a feed gate is movably connected to the input end of the furnace body, and a flue is fixedly connected to the top surface of the furnace body; The furnace body heat preservation unit comprises a bottom fixing ring, the bottom fixing ring is fixedly connected to the bottom end of the outer surface of the furnace body, the top surface of the bottom fixing ring is movably connected with a first heat preservation plate, and the top surface of the first heat preservation plate is movably connected with a second heat preservation plate; The outer surface swing joint of heated board two has fixed lock sleeve, the inside bottom of heated board one surface one end swing joint at fixed lock sleeve, the top surface swing joint of heated board two has the top solid fixed ring. The technical scheme of the utility model is further improved in that the top fixing ring is fixedly connected to the top end of the outer surface of the furnace body, the top surface of the top fixing ring is fixedly connected with a limiting plate, and a clamping block is movably connected inside the top surface of the bottom fixing ring. The technical scheme of the utility model is further improved in that the outer surface of the clamping block is slidably connected with the movable heat-insulating plates, the number of the clamping blocks is two, the directions of the two clamping blocks are opposite, and the other clamping block is movably connected inside the bottom surface of the top fixing ring. The technical scheme of the utility model is further improved in that the side face of the clamping block is fixedly connected with the pressing plate, the bottom face of the clamping block is fixedly connected with the fixing spring, and the other end of the fixing spring is fixedly connected with the top face of the other clamping block. The furnace top protection mechanism is further improved in that the furnace top protection mechanism comprises a shell, the shell is movably connected to the inside of the limiting plate, the inside of the shell is fixedly connected with a heat preservation liner, and the heat preservation liner is tightly attached to the top surface of the furnace body. The technical scheme of the utility model is further improved