CN219063523U

CN219063523U - Raw gas ignition device for ascending pipe of coke oven carbonization chamber

Info

Publication number: CN219063523U
Application number: CN202222665362.5U
Authority: CN
Inventors: 马卫; 孙计兵; 王艳军; 原鹏鹏
Original assignee: Shanxi Jinding Lubao Energy Technology Co ltd
Current assignee: Shanxi Jinding Lubao Energy Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-05-23
Anticipated expiration: 2032-10-11

Abstract

The utility model relates to a raw coke oven gas ignition device of a coke oven carbonization chamber rising pipe, which belongs to the technical field of diffusing ignition equipment and comprises a coke oven carbonization chamber rising pipe, an igniter and a control box, wherein one side of the coke oven carbonization chamber rising pipe is provided with a guide rail, a travelling mechanism is arranged on the guide rail, the travelling mechanism is provided with the igniter, an ignition gun head of the igniter extends to an opening of the coke oven carbonization chamber rising pipe, the travelling mechanism is provided with the control box, and the igniter and the travelling mechanism are respectively connected with the control box.

Description

Raw gas ignition device for ascending pipe of coke oven carbonization chamber

Technical Field

The utility model relates to a raw gas ignition device for a rising pipe of a coke oven carbonization chamber, and belongs to the technical field of diffusing ignition equipment.

Background

In the normal production process of the coke oven, in order to ensure that the ascending pipe is smooth, the gas pressure is stabilized, and accidents are avoided. Usually, the ascending pipe cover is required to be opened 10-15 minutes before coke pushing, the gas collecting pipe turning plate is closed, and the gas system is separated from the gas collecting pipe in advance. After the ascending pipe cover is opened, the combustible toxic gas in the carbonization chamber can be discharged to the atmosphere and instantaneously contacts with the atmosphere, so that a flash explosion phenomenon occurs.

The temperature of the rising pipe gas adopting waste heat recovery is controlled to be 450-500 ℃, spontaneous combustion cannot be carried out, after the rising pipe cover is opened, the phenomenon of green smoke emission occurs, and serious atmospheric pollution is caused by directly discharging the rising pipe gas into the air, so that the environmental protection requirement cannot be met.

At present, in order to prevent the phenomenon of green smoke, part of coking enterprises directly discharge or adopt manual handheld igniters to ignite and fix ignition devices, and the ignition modes have the following problems: firstly, the ascending pipe cover is opened and then is ignited, the manual ignition is slow, and part of combustible gas is discharged into the air to cause pollution; special persons need to be assigned for ignition, and the degree of automation is low; the ignition instant threatens the personal safety.

Although in recent years, the developed automatic ignition device adopts a fixed ignition device, the investment is large, the manufacturing cost is high, and the effect is slow.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model provides the raw coke oven gas ignition device which has low manufacturing cost, is easy to operate, can automatically diffuse and ignite raw coke oven gas and does not need to be manually operated.

In order to achieve the purpose, the technical scheme adopted by the utility model is that the raw gas ignition device for the ascending pipe of the coke oven carbonization chamber comprises the ascending pipe of the coke oven carbonization chamber, an igniter and a control box, wherein one side of the ascending pipe of the coke oven carbonization chamber is provided with a guide rail, the guide rail is provided with a travelling mechanism, the travelling mechanism is provided with the igniter, the ignition gun head of the igniter extends to the opening of the ascending pipe of the coke oven carbonization chamber, the travelling mechanism is provided with the control box, and the igniter and the travelling mechanism are respectively connected with the control box.

Preferably, the running gear is including installing box, auxiliary wheel, walking wheel, driving motor and encoder, the some firearm is installed in the installation box, auxiliary wheel and walking wheel are installed at the top of installation box, auxiliary wheel and walking wheel are hung and are installed on the guide rail, install first driven sprocket in the shaft of walking wheel, install driving motor in the installation box, install first driving sprocket in driving motor's the drive shaft, first driving sprocket is connected with first driven sprocket through the chain, still install the encoder in the installation box, install the driven sprocket of second on the shaft of encoder, still install the driving sprocket of second in driving motor's the drive shaft, the driving sprocket of second is connected with the driven sprocket chain of second, the encoder is connected with the control box.

Preferably, the auxiliary wheel and the wheel frame of the travelling wheel are respectively provided with an extrusion wheel set, the extrusion wheel set comprises a pin shaft and an extrusion wheel which are arranged on the auxiliary wheel and the wheel frame of the travelling wheel, a bracket is fixed on the pin shaft, the end part of the bracket is rotationally provided with the extrusion wheel, the pin shaft is also provided with a torsion spring, and the torsion spring is used for controlling the extrusion wheel to be in contact with the bottom surface of the guide rail.

Compared with the prior art, the utility model has the following technical effects: the utility model has simple structure, high ignition effect, small investment and simple operation, and well solves the green smoke emission phenomenon of the rising pipe by burning residual coal gas through automatic ignition.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the installation state of the present utility model.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1 and 2, the raw gas ignition device for the ascending pipe of the coke oven carbonization chamber comprises a ascending pipe 1 of the coke oven carbonization chamber, an igniter 2 and a control box 3, wherein a guide rail 4 is arranged on one side of the ascending pipe 1 of the coke oven carbonization chamber, a travelling mechanism is arranged on the guide rail 4, the igniter 2 is arranged on the travelling mechanism, an ignition gun head of the igniter 2 extends to an opening of the ascending pipe 1 of the coke oven carbonization chamber, the control box 3 is arranged on the travelling mechanism, and the igniter 2 and the travelling mechanism are respectively connected with the control box 3.

The utility model adopts the structure that one side of the ascending pipe of the coke oven carbonization chamber is provided with the guide rail, the guide rail is provided with the running mechanism which can freely move, and the running mechanism drives the igniter to move, so that the igniter corresponds to the opening of the ascending pipe of the coke oven carbonization chamber, and the scattered residual raw gas can be ignited at the first time after the ascending pipe of the coke oven carbonization chamber is opened. The control box and the single-hole pressure regulating system of the coke oven carbonization chamber are synchronously carried out to realize interlocking control; and a single-hole pressure regulating system of the coking chamber of the coke oven sends out a command to regulate the opening and closing of the ascending pipe cover and the movement and ignition control of the igniter. When the single-hole pressure regulating system of the coke oven carbonization chamber sends a command of opening the ascending pipe cover, the ascending pipe cover starts to open and close the cylinder to move downwards, the ascending pipe cover is opened, the igniter control system starts to excite the ignition exciter to ignite after receiving the command of opening the ascending pipe cover by the OPR system, the ignition time is 5-10 seconds, and the ignition ignites residual raw gas. After the ignition is finished, when the ascending pipe cover is closed, the igniter control system sends out a signal to continue the next furnace number.

Wherein, running gear is including installing box 4, auxiliary wheel 5, walking wheel 6, driving motor 6 and encoder 11, the igniter 2 is installed in installing box 4, auxiliary wheel 5 and walking wheel 6 are installed at the top of installing box 4, auxiliary wheel 5 and walking wheel 6 hang and install on guide rail 4, install first driven sprocket 7 on the shaft of walking wheel 6, install driving motor 6 in the installing box 4, install first driving sprocket 8 in driving motor 6's the drive shaft, first driving sprocket 8 is connected through the chain with first driven sprocket 7, still install encoder 7 in the installing box 4, install second driven sprocket 9 on the shaft of encoder 7, still install second driving sprocket 10 in driving motor 6's the drive shaft, second driving sprocket 10 is connected with second driven sprocket 9 chain, encoder 11 is connected with control box 3.

The travelling mechanism moves on a guide rail at the side part of the ascending pipe of the coke oven carbonization chamber, and the travelling mechanism drives the travelling wheel to rotate through the driving motor, so that the travelling mechanism drives the igniter to move. The encoder can record the moving distance of the travelling mechanism in real time, so that the travelling mechanism is determined to be aligned with the ascending pipe of the carbonization chamber of the coke oven. The 12V storage battery is arranged in the installation box body, and the storage battery is used for supplying power to the driving motor, or the driving motor can be powered by mains supply.

In addition, the wheel frames of the auxiliary wheel 5 and the travelling wheel 6 are respectively provided with a squeezing wheel group, the squeezing wheel group comprises a pin shaft 12 and a squeezing wheel 13 which are arranged on the wheel frames of the auxiliary wheel and the travelling wheel, a support 14 is fixed on the pin shaft 12, the end part of the support 14 is rotatably provided with the squeezing wheel 13, and the pin shaft 12 is also provided with a torsion spring which is used for controlling the squeezing wheel to be in contact with the bottom surface of the guide rail. The extrusion wheel can firmly press the auxiliary wheel 5 and the travelling wheel 6 on the guide rail, and the slipping phenomenon is not easy to occur.

The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The coke oven carbonization chamber ascending pipe raw gas ignition device comprises a coke oven carbonization chamber ascending pipe, an igniter and a control box, and is characterized in that: the coke oven carbonization chamber comprises a coke oven carbonization chamber lifting pipe, a guide rail is arranged on one side of the coke oven carbonization chamber lifting pipe, a travelling mechanism is arranged on the guide rail, an igniter is arranged on the travelling mechanism, an ignition gun head of the igniter extends to the opening of the coke oven carbonization chamber lifting pipe, a control box is arranged on the travelling mechanism, and the igniter and the travelling mechanism are respectively connected with the control box.

2. The coke oven carbonization chamber riser raw gas ignition device according to claim 1, wherein: the traveling mechanism comprises a mounting box body, an auxiliary wheel, traveling wheels, a driving motor and an encoder, wherein the igniter is mounted in the mounting box body, the auxiliary wheel and the traveling wheels are mounted at the top of the mounting box body, the auxiliary wheel and the traveling wheels are hung on a guide rail, a first driven sprocket is mounted on a wheel shaft of the traveling wheels, the driving motor is mounted in the mounting box body, a first driving sprocket is mounted on a driving shaft of the driving motor, the first driving sprocket and the first driven sprocket are connected through a chain, the encoder is mounted in the mounting box body, a second driven sprocket is mounted on a wheel shaft of the encoder, a second driving sprocket is mounted on a driving shaft of the driving motor, and the second driving sprocket is connected with a second driven sprocket chain.

3. The coke oven carbonization chamber riser raw gas ignition device according to claim 2, wherein: the automatic extrusion device comprises an auxiliary wheel, a traveling wheel and a support, wherein the auxiliary wheel and the traveling wheel are respectively arranged on a wheel frame of the traveling wheel, the extrusion wheel comprises a pin shaft and an extrusion wheel, the pin shaft and the extrusion wheel are arranged on the wheel frame of the auxiliary wheel and the traveling wheel, the support is fixed on the pin shaft, the extrusion wheel is rotatably arranged at the end part of the support, a torsion spring is further arranged on the pin shaft, and the torsion spring is used for controlling the extrusion wheel to be in contact with the bottom surface of a guide rail.