CN217921920U

CN217921920U - Coke oven side coal charging furnace door coal cake sealing device

Info

Publication number: CN217921920U
Application number: CN202221967358.8U
Authority: CN
Inventors: 明君; 明文龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-11-29
Anticipated expiration: 2032-07-28

Abstract

A coal cake sealing device for a side coal charging furnace door of a coke oven machine belongs to the technical field of coke oven coal feeding sealing equipment. The method is characterized in that: including setting up sealed cowling and the thrust unit in coal charging car main part (1) front side, thrust unit installs on coal charging car main part (1), and thrust unit links to each other with the sealed cowling to promote the sealed cowling along being close to or keeping away from the direction motion of coal charging car main part (1), the top and the lateral part of sealed cowling all set up the sealing. The sealing part at the side part of the sealing cover and the sealing part at the top of the sealing cover of the coal-charging furnace door sealing device at the side of the coke oven are sealed between the sealing cover and the coal cake, and because the space below the coal cake is very small, the entering air is very little, meanwhile, the air stroke entering below the coal cake is larger, the resistance is larger, the air can not enter a carbonization chamber basically, yellow soot can not be generated in the whole process of entering the coal cake, the environmental pollution is avoided, and because the influence of the yellow soot is not generated, the coal cake pushing speed is faster, and the time of entering the coal cake every time only needs 1min.

Description

Coke oven side coal charging furnace door coal cake sealing device

Technical Field

A coal cake sealing device for a side coal charging furnace door of a coke oven machine belongs to the technical field of coke oven coal feeding sealing equipment.

Background

After the coal charging car platform tamps coal in the main coal box into a coal briquette by the tamping machine, the coal charging car platform moves to a carbonization chamber, then the coal briquette is pushed into the carbonization chamber, the coal charging car platform pushes the coal briquette into the carbonization chamber after moving to a preset carbonization chamber, a coal inlet of the carbonization chamber and the coal charging car platform have a distance of 1.5 to 2m, air can enter the carbonization chamber in the process of pushing the coal briquette into the carbonization chamber due to negative pressure in the carbonization chamber, the air can easily generate yellow soot when entering the carbonization chamber, and Huang Meiyan can pollute the environment. At present, in the process of pushing the coal cakes, if the speed of pushing the coal cakes needs to be reduced after yellow soot is seen, the time for pushing each coal cake needs about 3min, and the time is long.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: overcomes the defects of the prior art, and provides the coal briquette sealing device for the side coal charging furnace door of the coke oven, which can avoid the generation of yellow soot in a carbonization chamber and improve the speed of pushing coal briquettes into the carbonization chamber.

The utility model provides a technical scheme that its technical problem adopted is: the coal cake sealing device for the side coal charging furnace door of the coke oven is characterized in that: including setting up sealed cowling and the thrust unit in the coal charging car main part front side, thrust unit installs in the coal charging car main part, and thrust unit links to each other with the sealed cowling to promote the sealed cowling along the direction motion of being close to or keeping away from the coal charging car main part, the top and the lateral part of sealed cowling all set up the sealing.

Preferably, the sealed cowling include curb plate and roof, the curb plate has two that set up side by side and interval, the roof sets up the upside at the curb plate, the inboard of each curb plate and the bottom of roof all are provided with sealing.

Preferably, a sealing curtain is installed on the top of the sealing cover, and the sealing part is formed on the top of the sealing cover.

Preferably, the sealing cover is provided with an introduction part at both sides thereof, the introduction part is provided at an end of the sealing cover, the introduction part is inclined inward from the end to a middle of the sealing cover, and the sealing parts are formed at both sides of the sealing cover.

Preferably, the sealing device further comprises an elastic element, wherein the elastic element is arranged on each of two sides of the sealing cover, is connected with the corresponding side of the sealing cover and pushes the corresponding side of the sealing cover to move inwards.

Preferably, each side of the sealing cover is provided with a plurality of elastic elements in parallel at intervals.

Preferably, the coal charging car further comprises a plurality of connecting rods which are arranged side by side at intervals, one end of each connecting rod is rotatably connected with the coal charging car main body, and the other end of each connecting rod is rotatably connected with the sealing cover.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

the pushing device of the coke oven side coal charging door briquette sealing device pushes the sealing cover to move, so that the sealing cover is butted with a coal inlet of a carbonization chamber, sealing parts are arranged at the top and the side parts of the sealing cover, briquettes are pushed into the coal inlet of the carbonization chamber from the sealing cover, the sealing parts at the side parts of the sealing cover and the sealing parts at the top seal the sealing cover and the briquettes, and because the space below the briquettes is very small, the entering air is very little, the air stroke entering below the briquettes is larger, the resistance is higher, the air can not enter the carbonization chamber basically, yellow soot can not be generated in the whole process of feeding the briquettes, the environmental pollution is avoided, and because the influence of the yellow soot does not exist, the briquette pushing speed is higher, and the time for feeding the briquettes each time only needs 1min.

Drawings

FIG. 1 is a schematic sectional top view of a coal cake sealing device of a side-loading oven door of a coke oven machine.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

FIG. 3 is a schematic sectional front view of a coal cake sealing device of a side-loading furnace door of a coke oven.

In the figure: 1. coal charging car main part 2, coal cake 3, curb plate 4, mounting bracket 5, spring 6, carbonization chamber coal inlet 601, closing plate 7, connecting rod 8, roof 9, sealing curtain.

Detailed Description

The present invention is further described with reference to specific embodiments, however, it will be understood by those skilled in the art that the detailed description given herein with respect to the drawings is for better explanation and that the present invention is necessarily to be construed as limited to those embodiments, and equivalents or common means thereof will not be described in detail but will fall within the scope of the present application.

Fig. 1~3 is a preferred embodiment of the present invention, which is further illustrated in conjunction with 1~3.

Coke oven side coal charging furnace gate coal cake sealing device, including setting up sealed cowling and the thrust unit in the coal charging car main part 1 front side, thrust unit installs on coal charging car main part 1, and thrust unit links to each other with the sealed cowling to promote the sealed cowling along being close to or keeping away from the direction motion of coal charging car main part 1, the top and the lateral part of sealed cowling all set up the sealing. The pushing device of the coke oven side coal charging door briquette sealing device pushes the sealing cover to move, so that the sealing cover is butted with the coal inlet 6 of the carbonization chamber, the top and the side part of the sealing cover are both provided with sealing parts, the briquette 1 is pushed into the coal inlet 6 of the carbonization chamber from the sealing cover, the sealing parts at the side part and the top of the sealing cover seal the space between the sealing cover and the briquette 1, and because the space below the briquette 1 is very small, the entering air is very little, meanwhile, the air stroke entering below the briquette 2 is larger, the resistance is larger, the air can not enter the carbonization chamber basically, yellow soot can not be generated in the whole process of entering the briquette 1, the environmental pollution is avoided, and because the influence of the yellow soot does not exist, the pushing speed of the briquette 2 is higher, and the time for entering the briquette 2 each time only needs 1min.

Specifically, the method comprises the following steps: as shown in fig. 1~3: the coal cake sealing device for the coal charging door on the coke oven machine side further comprises an installation frame 4 and a connecting rod 7, wherein the installation frame 4 is arranged on the front side of the coal charging car main body 1, and a sealing cover is arranged on the side part of the installation frame 4. Mounting bracket 4 passes through connecting rod 7 and links to each other with coal charging car main part 1, connecting rod 7 has the symmetry to set up two in the sealed cowling both sides, the one end of each connecting rod 7 all with the rotatable connection of front end of coal charging car main part 1, the other end is rotatable with the corresponding side of mounting bracket 4 is connected, make two connecting rods 7 and mounting bracket 4 surround into four-bar linkage, guarantee that mounting bracket 4 advances coal mouthful 6 with the carbonization chamber in the motion process sealed cowling and adjusts well, and then guarantee that the sealed cowling advances to dock reliably between coal mouthful 6 with the carbonization chamber.

In this embodiment, the pushing device is a pushing cylinder (not shown in the figure), the pushing cylinder is rotatably mounted on the coal charging car body 1, a piston rod of the pushing cylinder is rotatably connected with the mounting frame 4, the mounting frame 4 can be pushed to swing by the pushing cylinder, and then the sealing cover is butted with the coal inlet 6 of the carbonization chamber.

The sealed cowling includes curb plate 3 and

roof

8, and 3 vertical settings of curb plate, curb plate 3 have side by side and two that the interval set up, and roof 8 sets up at the top of curb plate 3, the relative sealed setting between the top of each curb plate 3 and roof 8. Both ends of each side plate 3 are provided with a leading-in part, the leading-in part is the inward slope form gradually from the end to the middle part of each side plate 3 to form a sealing part in the middle part of each side plate 3, the inner wall of the top plate 8 far away from one end of the coal charging car main body 1 is provided with a sealing curtain 9, and a sealing part is formed at the top of the top plate 8, in the embodiment, the sealing curtain 9 is a high-temperature-resistant sealing curtain. The sealing curtain 9 may also be arranged in the middle of the top plate 8. The top plate 8 and the side plates 2 are both mounted on the mounting frame 4. The sealing curtain 9 is arranged on the inner side of the side plate 3 close to the leading-in part of the coal charging car body 1.

When the coal cake 2 is pushed into the coal inlet 6 of the carbonization chamber, the middle part of the side plate 3 compresses the side part of the coal cake 2, and the sealing curtain 9 compresses the top part of the coal cake 2, so that the coal inlet 6 of the carbonization chamber is sealed, and because the space below the coal cake 2 is very small, the entering air is very little, the air entering below the coal cake 2 has larger stroke and larger resistance, the air basically can not enter the carbonization chamber, and the whole process of entering the coal cake 2 can not generate yellow soot, thereby being environment-friendly; as the problem of yellow soot does not need to be considered, the coal feeding speed is high, and only 1min is needed for feeding the coal cake 2 each time.

This coke oven side coal charging furnace gate coal cake sealing device still includes elastic element, in this embodiment, elastic element is spring 5, each curb plate 3 all is connected with mounting bracket 4 slidable, the outside of each curb plate 3 all is provided with spring 5, the one end of spring 5 links to each other with mounting bracket 4, the other end links to each other with the outside of the curb plate 3 that corresponds the side, the outside of each curb plate 3 all corresponds and is provided with a plurality of springs 5, in this embodiment, the outside of each curb plate 3 is just provided with two springs 5 at the interval side by side along the 2 push directions of coal cake. The distance between the middle parts of the two side plates 3 is less than the width of the coal cake 2.

When pushing the coal cake 2, because the tip of curb plate 3 is provided with leading-in portion, make things convenient for coal cake 2 to enter into between the both sides board 3, when coal cake 2 entered into between the middle part of both sides board 3, can promote the outside motion of curb plate 3, because the effect of spring 5 this moment, the middle part of curb plate 3 can compress tightly coal cake 2, and is sealed effectual between curb plate 3 and the coal cake 2.

An outwardly bent sealing plate 601 is provided around the side of the coal inlet 6 of the coking chamber to facilitate sealing between the side plates 3 and the top plate 8 and the coal inlet 6 of the coking chamber.

The working principle of the coal cake sealing device of the side coal charging furnace door of the coke oven is as follows: when the coal charging car body 1 moves to be aligned with the coal inlet 6 of the carbonization chamber, the oil cylinder is pushed to push the mounting frame 4 to swing, so that the sealing cover is butted with the coal inlet 6 of the carbonization chamber, the end parts of the side plate 3 and the top plate 8 are all tightly pressed on the sealing plate 601, and the coal cake 2 is pushed into the coal inlet 6 of the carbonization chamber through the sealing cover.

When the coal cake 2 moves to a position between the two side plates 3, the coal cake 2 is attached to the middle of the side plates 3 due to the existence of the spring 5, sealing is achieved, the top of the coal cake 2 is sealed through the sealing curtain 9 and the top plate 8, the air can be prevented from entering the coal inlet 6 of the carbonization chamber, and therefore yellow soot cannot be generated in the carbonization chamber. Yellow soot is not generated in the carbonization chamber, so that the speed of pushing the coal cake 2 is not required to be reduced, and the speed of pushing the coal cake 2 is accelerated.

When the coal cake sealing device of the coke oven side coal charging oven door is butted with the coal inlet 6 of the carbonization chamber, the coal inlet 6 of the carbonization chamber can be opened before the sealing cover is butted with the coal inlet 6 of the carbonization chamber.

The furnace door briquette sealing device is designed at the front end of the coal charging vehicle in a matching way, the coal charging vehicle is pushed to the surface of a furnace door protection plate during coal charging, the furnace door and the briquette are effectively sealed during coal charging, and the pressure detection and regulation of the carbonization chamber are matched to avoid a large amount of raw coke oven gas from overflowing, so that the environment is effectively protected.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The coal cake sealing device for the side coal charging door of the coke oven is characterized in that: including setting up sealed cowling and the thrust unit in coal charging car main part (1) front side, thrust unit installs on coal charging car main part (1), and thrust unit links to each other with the sealed cowling to promote the sealed cowling along being close to or keeping away from the direction motion of coal charging car main part (1), the top and the lateral part of sealed cowling all set up the sealing.

2. The coke oven side coal charging door briquette sealing device of claim 1, characterized in that: the sealing cover comprises side plates (3) and a top plate (8), wherein the side plates (3) are arranged side by side and are arranged at intervals, the top plate (8) is arranged on the upper side of each side plate (3), and sealing parts are arranged on the inner side of each side plate (3) and the bottom of the top plate (8).

3. The coke oven side coal charging door briquette sealing device of claim 1 or 2, characterized in that: the top of the sealing cover is provided with a sealing curtain (9), and the sealing part is formed on the top of the sealing cover.

4. The coke oven side coal charging door briquette sealing device of claim 1 or 2, characterized in that: the sealing cover is characterized in that the two sides of the sealing cover are respectively provided with an introduction part, the introduction parts are arranged at the end parts of the sealing cover, the introduction parts are in an inclined shape gradually inwards from the end parts to the middle part of the sealing cover, and the sealing parts are formed at the two sides of the sealing cover.

5. The coke oven side coal charging oven door briquette sealing device of claim 4, wherein: the sealing cover is characterized by further comprising elastic elements, the two sides of the sealing cover are provided with the elastic elements, the elastic elements are connected with the corresponding sides of the sealing cover, and the elastic elements push the corresponding sides of the sealing cover to move inwards.

6. The coke oven side coal charging oven door briquette sealing device of claim 5, wherein: each side of the sealing cover is provided with a plurality of elastic elements in parallel at intervals.

7. The coke oven side coal charging door briquette sealing device of claim 1, characterized in that: the coal charging car further comprises connecting rods (7), the connecting rods (7) are arranged side by side and are arranged at intervals, one end of each connecting rod (7) is rotatably connected with the coal charging car body (1), and the other end of each connecting rod is rotatably connected with the sealing cover.