CN217844680U

CN217844680U - Handle useless rotary kiln hood seal structure of chemical industry danger

Info

Publication number: CN217844680U
Application number: CN202221969535.6U
Authority: CN
Inventors: 曹湛清; 杨鹏昆; 周凤池; 向宇; 郭小平; 周缙; 苏国良
Original assignee: Yichang Qidoyun Environmental Treatment Co ltd
Current assignee: Yichang Qidoyun Environmental Treatment Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-11-18
Anticipated expiration: 2032-07-28

Abstract

The utility model relates to a rotary kiln technical field especially relates to a handle useless rotary kiln head seal structure of chemical industry danger, it includes kiln head crown plate, a plurality of fish scales, wire rope, a plurality of wire rope location hook and two counter weights, the first end and the kiln head crown plate of fish scale are connected, the internal surface of the second end of fish scale and the barrel external surface contact of rotary kiln, the fixed a plurality of wire rope location hooks that set up on the surface of fish scale, wire rope hangs down around the surface rear both ends of all fish scales, two counter weights are connected respectively at the wire rope's that hangs down both ends, the surface of all fish scales sets up the gasket, gasket on the same fish scale for this fish scale slope and with this fish scale between form and be not more than 45 contained angle, when a plurality of fish scales are connected, adjacent fish scale inserts in the contained angle of last fish scale and is compressed tightly by this last fish scale's gasket. The utility model discloses very big improvement the sealing performance between the barrel of flake and rotary kiln.

Description

Handle useless rotary kiln hood seal structure of chemical industry danger

Technical Field

The utility model relates to a rotary kiln technical field especially relates to a handle useless rotary kiln hood seal structure of chemical industry danger.

Background

The rotary kiln is a rotary calcining kiln, and belongs to building material equipment. Rotary kilns can be divided into cement kilns, metallurgical chemical kilns and lime kilns according to the different materials to be treated. The rotary kiln is characterized in that a gap is inevitably formed between a rotary cylinder body of the rotary kiln and a cover body of a kiln head and a kiln tail, a sealing device is required to be arranged between the cylinder body and the cover body of the rotary kiln in order to prevent external air from being sucked into rotary equipment or gas carrying materials in the rotary equipment from leaking, the sealing effect of the sealing device of the rotary kiln is good or bad, and the operation and the stable operation of a rotary kiln system are influenced to a great extent.

At present, the kiln tail sealing forms of the rotary kiln comprise cylinder pressing type end face sealing, spring tensioning type end face sealing, labyrinth packing type sealing, fish scale flexible sealing and the like, but the air leakage problems of different degrees exist.

When the chemical kiln is used, the temperature in the kiln needs to be strictly controlled, the requirement on air tightness is high, the flexible sealing air tightness of the fish scale is good, but the problem of poor air tightness in the kiln still exists in the existing fish scale sealing structure, and the temperature in the kiln is difficult to control.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a handle useless rotary kiln head seal structure of chemical industry danger has overcome the poor problem of chemical industry kiln gas tightness among the background art.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a handle useless rotary kiln head seal structure of chemical industry danger, its sets up between the rotation barrel of rotary kiln and static kiln head cover, handle useless rotary kiln head seal structure of chemical industry danger includes kiln head crown plate, a plurality of fish scale, wire rope, a plurality of wire rope location hook and two counter weights, kiln head crown plate fixed mounting be in the kiln head covers, arbitrary the first end of fish scale with kiln head crown plate connects, the internal surface of the second end of fish scale and the barrel surface contact of rotary kiln, it sets up a plurality of wire rope location hooks to fix on the surface of fish scale, wire rope falls down around the surface back both ends of all fish scales, two the counter weight is connected respectively at the both ends of the wire rope that falls down, all the surface of fish scale is provided with the gasket, on same fish scale the gasket inclines for this fish scale and with this fish scale between form and be not more than 45 the contained angle, it is a plurality of fish scale when connecting, adjacent fish scale inserts a fish scale in the contained angle and is compressed tightly by this last fish scale.

In the preferable scheme, the sealing pieces are arranged on the outer surfaces of the fish scales, and after the fish scales are connected, the sealing pieces on all the fish scales are compressed by the steel wire rope to form a sealing ring for secondarily compressing the circumferential surface formed by all the fish scales.

In a preferable scheme, the sealing plates are arranged on the inner surfaces of the fish scales, and after the fish scales are connected, all the fish scales are compressed by the steel wire rope to form a sealing ring for secondarily compressing the circumferential surface formed by all the sealing plates.

In a preferable scheme, any fish scale comprises a connecting end connected with the kiln head ring plate and a sealing end contacted with the outer surface of a cylinder body of the rotary kiln, and an inclination angle of 25-35 degrees is formed between the connecting end and the sealing end.

In a preferred embodiment, the inclination angle is formed by smoothly bending the connecting end with respect to the sealing end.

In a preferred scheme, the inclination angle is formed by linearly bending the connecting end and the sealing end.

In a preferred scheme, all the steel wire rope positioning hooks are arranged at the straight bending part.

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

1. the utility model discloses an add the gasket on the fish scale, form once to compress tightly seal structure between the barrel of fish scale and rotary kiln when connecting, form the secondary after the gasket is connected and compress tightly seal structure for it is inseparabler to laminate between the fish scale, very big improvement the sealing performance between the barrel of fish scale and rotary kiln.

2. The utility model discloses what construct between gasket and the flake on the well flake is not more than 45 contained angle, has guaranteed that last flake is to the better effect that compresses tightly of next flake, can improve the leakproofness between the adjacent flake.

3. The utility model discloses form 25-35 inclination between the link of well gasket and the sealed end, sealed end forms the plane contact with the barrel of rotary kiln like this, and after wire rope compressed tightly the fish scale, the link had the pressure effect to sealed end for the fish scale is inseparabler with the barrel contact of rotary kiln, has guaranteed rotary kiln's leakproofness.

Drawings

Fig. 1 is a front view of the mounting structure of the present invention.

Fig. 2 is a side view of the mounting structure of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Fig. 4 is a schematic structural view of the fish scale of the present invention.

Fig. 5 is a schematic view of a connection structure of a fish scale of the present invention.

Fig. 6 is a schematic view of another connection structure of fish scales of the present invention.

In the drawings, wherein: 1. a barrel; 2. a kiln head cover; 3. a kiln head ring plate; 4. fish scales; 5. a wire rope; 6. a steel wire rope positioning hook; 7. balancing weight; 8. sealing the sheet; 9. a connecting end; 10. and sealing the ends.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

Referring to the attached drawings 1-6, as a preferred embodiment of the present invention, a kiln head sealing structure of a rotary kiln for treating chemical hazardous waste is provided, which is disposed between a rotary cylinder 1 and a stationary kiln head cover 2 of the rotary kiln, the kiln head sealing structure of the rotary kiln for treating chemical hazardous waste comprises a kiln head ring plate 3, a plurality of scales 4, a steel wire rope 5, a plurality of steel wire rope positioning hooks 6 and two balance weights 7, the kiln head ring plate 3 is fixedly mounted on the kiln head cover 2, a first end of any one of the scales 4 is connected with the kiln head scale ring plate 3, an inner surface of a second end of the scale 4 contacts with an outer surface of the rotary kiln cylinder 1, a plurality of steel wire rope positioning hooks 6 are fixedly arranged on the outer surface of each fish scale 4, the steel wire ropes 5 fall down around the rear two ends of the outer surface of each fish scale 4, two counter weights 7 are respectively connected to the two ends of the falling steel wire ropes 5, sealing sheets 8 are arranged on the surfaces of all the fish scales 4, the sealing sheets 8 on the same fish scale 4 are inclined relative to the fish scale 4, and form an included angle which is not more than 45 degrees with the fish scale 4, optional included angles comprise 15 degrees, 18 degrees, 20 degrees, 25 degrees, 30 degrees, 40 degrees, 45 degrees and the like, when a plurality of fish scales 4 are connected, adjacent fish scales 4 are inserted into the included angle of the previous fish scale and are pressed by the sealing sheets of the previous fish scale; the included angle that is not more than 45 of structure between gasket 8 on flake 4 and the flake 4 in this embodiment has guaranteed the better effect that compresses tightly of last flake 4 to next flake, can improve the leakproofness between adjacent flake 4.

In the above embodiment, one of the compressing manners is that the sealing sheets 8 are arranged on the outer surfaces of the fish scales 4, after a plurality of the fish scales 4 are connected, the sealing sheets 8 on all the fish scales 4 are compressed by the steel wire rope 5 to form a sealing ring for secondarily compressing the circumferential surface formed by all the fish scales 4; in another compression mode, the sealing sheets 8 are arranged on the inner surfaces of the fish scales 4, after the fish scales 4 are connected, all the fish scales 4 are compressed by the steel wire rope 5 to form a sealing ring for performing secondary compression on the circumferential surface formed by all the sealing sheets 8, wherein the outer surface refers to the surface of the fish scale 4 far away from the cylinder 1 of the rotary kiln, and the inner surface refers to the surface of the fish scale 4 close to the cylinder 1 of the rotary kiln.

Above-mentioned embodiment adds gasket 8 on fish scale 4, forms once to compress tightly seal structure between fish scale 4 and the barrel 1 of rotary kiln during the connection, forms the secondary after 8 joints of gasket and compresses tightly seal structure for the laminating is inseparabler between the fish scale 4, very big improvement the sealing performance between fish scale 4 and the barrel 1 of rotary kiln.

In a preferred embodiment, referring to fig. 4, any fish scale 4 comprises a connecting end 9 connected with the kiln head ring plate 3 and a sealing end 10 contacted with the outer surface of the cylinder 1 of the rotary kiln, wherein an inclination angle of 25-35 degrees is formed between the connecting end 9 and the sealing end 10, and the inclination angle is formed by smoothly bending the connecting end 9 relative to the sealing end 10; in the embodiment, an inclination angle of 25-35 degrees is formed between the connecting end 9 and the sealing end 10 of the sealing sheet, so that the sealing end 10 is in plane contact with the rotary kiln barrel, and after the steel wire rope is pressed to the fish scale 4, the connecting end 9 has a pressure effect on the sealing end 10, so that the fish scale 8 is in closer contact with the rotary kiln barrel 1, and the sealing performance of the rotary kiln is ensured.

In another preferred embodiment, the inclination angle is formed by bending the connecting end 9 and the sealing end 10 in a straight line, and all the wire rope positioning hooks 6 are arranged at the straight line bending part.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a handle useless rotary kiln head seal structure of chemical industry danger, its sets up between the rotation barrel of rotary kiln and static kiln head cover, handle useless rotary kiln head seal structure of chemical industry danger includes kiln head crown plate, a plurality of flake, wire rope, a plurality of wire rope location hook and two counter weights, kiln head crown plate fixed mounting be in the kiln head covers, arbitrary the first end of flake with kiln head crown plate is connected, the internal surface of the second end of flake and the barrel external surface contact of rotary kiln, the fixed a plurality of wire rope location hooks that set up on the surface of flake, wire rope hangs down around the surface back both ends of all flakes, two its characterized in that is connected respectively at the wire rope's that hangs down both ends to the counter weight: all the surface of fish scale is provided with the gasket, on same fish scale the gasket for this fish scale slope and with this fish scale between form the contained angle that is not more than 45, a plurality of when the fish scale is connected, adjacent fish scale inserts last fish scale in the contained angle and by this last fish scale's gasket compress tightly.

2. The rotary kiln head sealing structure for treating chemical hazardous waste according to claim 1, characterized in that: the sealing pieces are arranged on the outer surfaces of the fish scales, and after the fish scales are connected, the sealing pieces on all the fish scales are compressed by the steel wire rope to form a sealing ring for secondarily compressing the circumferential surface formed by all the fish scales.

3. The rotary kiln head sealing structure for treating chemical hazardous waste according to claim 1, characterized in that: the sealing pieces are arranged on the inner surfaces of the fish scales, and after the fish scales are connected, all the fish scales are compressed by the steel wire rope to form a sealing ring for secondarily compressing the circumferential surface formed by all the sealing pieces.

4. The rotary kiln head sealing structure for treating chemical hazardous waste according to claim 1, characterized in that: any fish scale comprises a connecting end connected with the kiln head ring plate and a sealing end contacted with the outer surface of the cylinder body of the rotary kiln, and an inclination angle of 25-35 degrees is formed between the connecting end and the sealing end.

5. The rotary kiln head sealing structure for treating chemical hazardous waste according to claim 4, characterized in that: the inclination angle is formed by smoothly bending the connection end with respect to the sealing end.

6. The rotary kiln head sealing structure for treating chemical hazardous waste according to claim 4, characterized in that: the inclination angle is formed by bending the connecting end and the sealing end in a straight line.

7. The rotary kiln head sealing structure for treating chemical hazardous waste according to claim 6, characterized in that: all the steel wire rope positioning hooks are arranged at the straight line bending part.