CN216923242U

CN216923242U - Coke oven dust removal seal valve

Info

Publication number: CN216923242U
Application number: CN202123130121.2U
Authority: CN
Inventors: 马志强; 刘立波
Original assignee: Shijiazhuang Turner Metallurgical Equipment Manufacturing Co ltd
Current assignee: Shijiazhuang Turner Metallurgical Equipment Manufacturing Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-07-08
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a dust removal sealing valve for a coke oven, which comprises a sealing valve, wherein the sealing valve comprises an upper body and a lower body, a pipeline is hermetically arranged in the sealing valve, a sealing seat is arranged on the outer surface of the upper body and is fixed through an upper flange, a valve plate and a pressing arm are arranged on the lateral surface of the upper body, and the valve plate is connected with the pressing arm through a swinging sleeve. The utility model adopts the sealing valve to bias to one side after being opened, the sealing valve is not impacted by air flow, the sealing surface adopts plane hard seal, in order to ensure the contact of the sealing surface, the valve plate can swing and automatically level, the valve is closed and has the self-locking function through the counterweight device, the upper body and the lower body of the sealing valve are preferably designed, the weight is reduced, and the processing and the assembly are convenient.

Description

Coke oven dust removal seal valve

Technical Field

The utility model relates to the field of metallurgy, in particular to a dust removal sealing valve of a coke oven.

Background

Coke ovens, a furnace typically built of refractory bricks and refractory blocks, are used to char coal to produce coke. A furnace for refining coke by coal. Is the main thermal equipment for coking. The modern coke oven is a horizontal chamber type coke oven which mainly aims at producing metallurgical coke and can recover coking chemical products, and the modern coke oven consists of an oven body and accessory equipment. The coke oven body consists of a furnace top, a combustion chamber, a carbonization chamber, a chute area, a regenerator and the like, and is connected with a chimney through a flue. The whole coke oven is built on a concrete foundation. Modern coke ovens are generally the same in basic structure, but can be divided into many types due to different coal charging modes, heat supply modes and fuels used.

In the flue gas waste heat recovery and flue gas dust removal pipeline of metallurgical industry, coking industry, pipeline gas collection house steward adopts the negative pressure more, and each recovery mouth must adopt sealed valve on this kind of pipeline, and under the traditional condition, this kind of valve adopts dirt gas butterfly valve, sealed butterfly valve firmly usually, and the dirt gas butterfly valve leakproofness is poor, and the same valve plate as sealed butterfly valve firmly is in the scouring environment of flue gas dust all the time in the flue gas passageway, and life is very short, causes serious influence to normal production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust removal sealing valve for a coke oven, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a coke oven dust removal seal valve, includes the seal valve, and the seal valve includes upper part of the body and the lower part of the body, and the seal valve internal seal installs the pipeline, the upper part of the body surface is provided with the seal receptacle, and the seal receptacle is fixed through the upper flange, upper part side surface mounting has valve plate and pressure arm, and the valve plate passes through the swing cover and is connected with pressure arm.

As a further scheme of the utility model: the compressing arm is fixedly connected with a driving shaft at one end far away from the valve plate.

As a further scheme of the utility model: and a driving arm is arranged on the outer surface of the driving shaft.

As a further scheme of the utility model: the drive shaft is mounted off-center from the centerline of the pipe.

As a further scheme of the utility model: and a driving device is fixedly arranged below the middle surface of one end of the driving arm far away from the driving shaft.

As a further scheme of the utility model: and a counterweight device is fixedly arranged at one end of the driving arm far away from the driving shaft.

As a further scheme of the utility model: the sealing seat and the valve plate are sealed in a plane.

As a still further scheme of the utility model: an observation hole is arranged on the lower body.

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

the utility model adopts the sealing valve to bias to one side after being opened, the sealing valve is not impacted by air flow, the sealing surface adopts plane hard seal, in order to ensure the contact of the sealing surface, the valve plate can swing and automatically level, the valve is closed and has the self-locking function through the counterweight device, the upper body and the lower body of the sealing valve are preferably designed, the weight is reduced, and the processing and the assembly are convenient.

Drawings

FIG. 1 is a schematic structural diagram of a dust removal sealing valve of a coke oven.

Fig. 2 is a cross-sectional view of a coke oven dust removal sealing valve.

Fig. 3 is a cross-sectional view of the a-a structure of fig. 2.

In the figure: 1-pipeline, 2-sealing seat, 3-valve plate, 4-pressing arm, 5-driving shaft, 6-driving arm, 7-counterweight device, 8-driving device, 9-observation hole, 10-lower body, 11-swinging sleeve and 12-upper body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-3, a dust removal sealing valve for a coke oven comprises a sealing valve, the sealing valve comprises an upper body 12 and a lower body 10, a pipeline 1 is hermetically installed inside the sealing valve, a sealing seat 2 is arranged on the outer surface of the upper body 12, the sealing seat 2 is fixed through an upper flange, a valve plate 3 and a pressing arm 4 are installed on the side surface of the upper body 12, and the valve plate 3 is connected with the pressing arm 4 through a swinging sleeve 11.

Preferably, the pressing arm 4 is fixedly connected with a driving shaft 5 at one end far away from the valve plate 3.

Preferably, the driving arm 6 is mounted on the outer surface of the driving shaft 5.

Preferably, the drive shaft 5 is mounted off-centre of the pipeline 1.

Preferably, the driving arm 6 is fixedly mounted with a driving device 8 below an intermediate surface of an end thereof remote from the driving shaft 5.

Preferably, the sealing seat 2 and the valve plate 3 adopt plane sealing.

Preferably, the lower body 10 is provided with a viewing hole 9 for viewing the sealing performance between the sealing valve and the pipeline 1.

The technical problems to be solved by the present invention can be solved by the technical features.

Example two

Preferably, the drive shaft 5 is mounted off-centre of the pipeline 1.

Preferably, the driving arm 6 is fixedly provided with a counterweight device 7 at one end far away from the driving shaft 5.

Preferably, the sealing seat 2 and the valve plate 3 adopt plane sealing.

The difference between the second embodiment and the first embodiment is that the driving arm 6 is fixedly provided with a counterweight device 7 at one end far away from the driving shaft 5, and the valve closing has a self-locking function through the counterweight device 7, so that the sealing valve has better sealing performance.

In summary, the sealing valve is biased to one side after being opened, the sealing valve is not impacted by air flow, the sealing surface is hard-sealed in a plane, the valve plate 3 is designed to swing and automatically level in order to ensure the contact of the sealing surface, the self-locking function is realized when the sealing valve is closed through the counterweight device 7, the upper body 12 and the lower body 10 are preferably designed as the sealing valve, the weight is reduced, and the processing and the assembly are convenient.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a coke oven dust removal seal valve, includes the seal valve, and the seal valve includes upper part of the body (12) and lower part of the body (10), and seal valve inside seal installs pipeline (1), its characterized in that, upper part of the body (12) surface is provided with seal receptacle (2), and seal receptacle (2) are fixed through the upper flange, upper part of the body (12) side surface is installed valve plate (3) and is compressed tightly arm (4), and valve plate (3) are connected with compressing tightly arm (4) through swing cover (11).

2. The coke oven dust removal sealing valve according to claim 1, characterized in that the pressing arm (4) is fixedly connected with a drive shaft (5) at the end remote from the valve plate (3).

3. The coke oven dust removal sealing valve according to claim 2, characterized in that the drive arm (6) is mounted on the outer surface of the drive shaft (5).

4. The coke oven dust removal sealing valve according to claim 3, characterized in that the drive shaft (5) is mounted off-centre from the centre line of the pipe (1).

5. The coke oven dust removal sealing valve according to claim 3, characterized in that the actuating arm (6) has fixedly mounted below the intermediate surface at the end remote from the actuating shaft (5) an actuating device (8).

6. The coke oven dust removal sealing valve according to claim 5, characterized in that the driving arm (6) is fixedly mounted with a counterweight (7) at the end remote from the driving shaft (5).

7. The coke oven dust removal sealing valve of claim 1, wherein the sealing seat (2) and the valve plate (3) adopt a planar seal.

8. The coke oven dust removal sealing valve according to claim 1, characterized in that the lower body (10) is provided with a sight hole (9).