CN217323964U

CN217323964U - Coke oven tedge water seal device

Info

Publication number: CN217323964U
Application number: CN202221104386.7U
Authority: CN
Inventors: 贾庆环; 刘园园
Original assignee: Hebei Zhixin Machinery Manufacturing Co ltd
Current assignee: Hebei Zhixin Machinery Manufacturing Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-30
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a coke oven tedge water seal device belongs to coke oven tedge sealing technique field, include water seal seat and the water seal lid of being connected with the tedge, water seal lid and water seal seat are split type structure. One end of the water seal seat is provided with a shaft seat, a rotating shaft is arranged on the shaft seat, a lever is connected to the rotating shaft, one end of the lever is connected with a lifting shaft, and the lifting shaft is connected with the water seal cover. The upper surface of water closing cap is provided with the arch, and the arch sets up to the arc structure. The edge of the bottom of the water seal cover is provided with an inserting block which is inserted in an inserting groove on the circumference of the water seal seat. The water seal cover is made of nodular cast iron. The utility model discloses a this structural aim is solved the water closing cap and is used for a long time in high temperature environment to warp and lead to the sealed not tight condition, has reduced the cost of equipment, and split type structural design has increased the leakproofness, and the preparation installation is simple.

Description

Coke oven tedge water seal device

Technical Field

The utility model relates to a coke oven tedge seal structure technical field especially relates to a coke oven tedge water seal device.

Background

The coke oven ascending pipe consists of a water sealing cover, a lower ascending pipe and an upper ascending pipe. The water seal cover can effectively prevent the raw coke oven gas from escaping and also provides convenience for maintenance work; the stainless steel top cover and the base of the water sealing cover are key parts of the whole water sealing cover, the existing water sealing cover and the base are of an integrated structure, and the connection position of the water sealing cover and the ascending pipe is not tight enough, so that the sealing performance is influenced. In addition, the top cover of the water seal cover is of a plane top structure, the height of a lower straight section of the water seal cover far exceeds that of a standard seal head, the water seal cover does not belong to a standard elliptic seal head, and the water seal cover cannot be formed in one step by adopting the known seal head pressing technology. In addition, the water seal cover is made of SUS304 stainless steel, and after the water seal cover is used for a long time in a high-temperature environment, the water seal cover made of the stainless steel material is easy to deform, so that the water seal cover is interfered with the water seal seat in the opening process, equipment cannot be normally closed, and the sealing effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a coke oven tedge water seal device solves the water seal lid and uses the deformation to lead to the not tight condition of sealed in high temperature environment for a long time, has reduced the cost of equipment, and split type structural design has increased the leakproofness, and the preparation installation is simple.

In order to achieve the purpose, the utility model provides a water seal device for a coke oven ascending pipe, which comprises a water seal seat and a water seal cover which are connected with the ascending pipe, wherein the water seal cover and the water seal seat are of a split structure;

one end of the water seal seat is provided with a shaft seat, a rotating shaft is arranged on the shaft seat, a lever is connected to the rotating shaft, one end of the lever is connected with a lifting shaft, and the lifting shaft is connected with the water seal cover;

the upper surface of the water seal cover is provided with a bulge, and the bulge is of an arc-shaped structure;

the edge of the bottom of the water seal cover is provided with an insertion block, and the insertion block is inserted into an insertion groove on the circumference of the water seal seat;

the water seal cover is made of nodular cast iron.

Preferably, the water sealing cover is arranged at the center of the bulge, and the bulge and the water sealing cover are arranged into an integral structure.

Preferably, a nut is arranged at the joint of the lifting shaft and the lever.

Preferably, the material of the water seal cover is QT 400.

Preferably, the lever comprises a cross rod connected with the lifting shaft and a handle, the handle is connected with the cross rod, a rotating connecting part is arranged at the bottom of the cross rod, and the rotating connecting part is connected with the rotating shaft.

Preferably, the cross bar, the handle and the rotation connecting part are arranged into an integrated structure.

Therefore, the utility model adopts the above structure a coke oven tedge water seal device, solve the water seal lid and use the deformation to lead to the not tight condition of sealing for a long time in high temperature environment, reduced the cost of equipment, split type structural design has increased the leakproofness, and the preparation installation is simple.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a coke oven roof structure of the present invention;

in the figure, 1, a lifting shaft; 2. a nut; 3. a protrusion; 4. sealing the water cover; 5. an insertion block; 6. inserting grooves; 7. a water seal seat; 8. a lever; 81. a cross bar; 82. a handle; 83. a rotation connecting part; 9. a rotating shaft; 10. a shaft seat.

Detailed Description

The technical solution of the present invention is further explained by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Examples

As shown in figure 1, the water seal device for the ascending pipe of the coke oven comprises a water seal seat 7 and a water seal cover 4 which are connected with the ascending pipe, wherein the water seal cover 4 and the water seal seat 7 are of a split structure. The edge of the bottom of the water seal cover 4 is provided with an inserting block 5, the inserting block 5 is inserted in an inserting groove 6 on the circumference of a water seal seat 7, and the split structure enables the sealing effect of the coke oven ascending pipe water seal device to be better.

One end of the water seal seat 7 is provided with a shaft seat 10, a rotating shaft 9 is arranged on the shaft seat 10, a lever 8 is connected on the rotating shaft 9, one end of the lever 8 is connected with a lifting shaft 1, and the lifting shaft 1 is connected with the water seal cover 4. The nut 2 is arranged at the joint of the lifting shaft 1 and the lever 8, and the nut 2 can enable the lifting shaft 1 and the lever 8 to be connected more firmly, so that the lever 8 is prevented from falling off from the lifting shaft 1.

The lever 8 is composed of a cross bar 81 connected with the lifting shaft 1 and a handle 82, the handle 82 is connected with the cross bar 81, the bottom of the cross bar 81 is provided with a rotation connecting part 83, and the rotation connecting part 83 is connected with the rotating shaft 9. The cross bar 81, the handle 82 and the rotation connecting portion 83 are provided as an integrated structure. The integrated structure can make the mechanical property of the workpiece more stable and prolong the service life of the workpiece.

The upper surface of the water seal cover 4 is provided with the bulge 3, and the bulge 3 is of an arc structure, so that the manufacturing and the installation of the water seal device of the ascending pipe of the coke oven are simpler and more convenient. The water seal cover 4 is arranged at the center of the bulge 3, the bulge 3 and the water seal cover 4 are arranged into an integral structure, the water seal cover 4 is arranged at the center of the bulge, when the water seal cover 4 is lifted by the lifting shaft 1, the acting force of the lifting shaft 1 on the water seal cover 4 is more uniform, the service life of the coke oven riser water seal device can be prolonged, resources are saved, the environment is protected, and the cost is reduced.

The water seal cover 4 is made of nodular cast iron. The water seal cover 4 can be made of QT400, the QT400 is not easy to deform after being heated, the water seal cover 4 made of the QT400 can not deform after being used for a long time in a high-temperature environment, and can not interfere with the water seal seat 7 in the opening process, so that the equipment can be normally closed, the service life of the water seal cover 4 is prolonged, and the sealing performance of a water seal device of a coke oven riser is ensured. And the QT400 raw material is low in price, so the cost can be reduced by adopting the material.

The water seal device of the coke oven ascending pipe can seal the coal gas in the coke oven carbonization chamber and prevent the gas in the coke oven from escaping, and comprises a water seal seat 7 and a water seal cover 4 which are connected with the ascending pipe. In the whole high-temperature coking process of the coke oven carbonization chamber, the water seal cover 4 is covered and sealed to prevent the coal gas from escaping. Before the coke is ready to be pushed out, after a gas channel is cut off, the water sealing cover 4 needs to be opened, and residual gas in the carbonization chamber is discharged. The water seal cover 4 is used to open and close the riser to meet practical needs. The lever 8 made of the handle 82 and the cross bar 81 is used for controlling the opening and the closing of the water seal cover 4, and the water seal cover is more convenient and labor-saving. The water seal device of the coke oven ascending pipe made of nodular cast iron has the advantages that the water seal cover 4 is not easy to deform after being used for a long time in a high-temperature environment, and the sealing effect of the water seal device of the coke oven ascending pipe is better. The water seal seat 7 is internally provided with an inserting groove 6, the inserting groove 6 is filled with water seal liquid, the water seal liquid is flowing water, the inserting block 5 of the water seal cover 4 is inserted below the liquid level of the flowing water, and the gas is sealed by using the water pressure to prevent the gas in the coke oven from overflowing.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims

1. A coke oven riser water seal device is characterized in that: the water seal device comprises a water seal seat and a water seal cover which are connected with an ascending pipe, wherein the water seal cover and the water seal seat are of a split structure;

the water seal cover is made of nodular cast iron.

2. The coke oven riser water seal device of claim 1, wherein: the water seal cover is arranged at the center of the bulge, and the bulge and the water seal cover are arranged into an integrated structure.

3. The coke oven riser water seal device of claim 2, wherein: and a nut is arranged at the joint of the lifting shaft and the lever.

4. The coke oven riser water seal device of claim 3, wherein: the water seal cover is made of QT 400.

5. The coke oven riser water seal device of claim 4, wherein: the lever comprises a cross rod connected with the lifting shaft and a handle, the handle is connected with the cross rod, a rotating connecting portion is arranged at the bottom of the cross rod, and the rotating connecting portion is connected with the rotating shaft.

6. The coke oven riser water seal device of claim 5, wherein: the cross rod, the handle and the rotating connecting part are arranged into an integrated structure.