CN213655736U - Rotary drying furnace tail end leakage-proof material sealing structure - Google Patents
Rotary drying furnace tail end leakage-proof material sealing structure Download PDFInfo
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- CN213655736U CN213655736U CN202022034448.9U CN202022034448U CN213655736U CN 213655736 U CN213655736 U CN 213655736U CN 202022034448 U CN202022034448 U CN 202022034448U CN 213655736 U CN213655736 U CN 213655736U
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- air chamber
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Abstract
The utility model discloses a rotary drying furnace tail end leakage-proof sealing structure, the tail end of the furnace body extends into the cavity and is provided with a labyrinth plate I, and the labyrinth plate I is arranged around the circumferential direction of the shell of the furnace body; the second labyrinth plate is circumferentially arranged around the inner side wall of the seal shell in a surrounding manner; an air passage is formed between the inner side wall of the sealing element shell and the shell of the furnace body, the air passage is communicated into a cavity, the first labyrinth plate and the second labyrinth plate are arranged in the air passage, the first labyrinth plate is arranged close to the cavity, and the second labyrinth plate is arranged far away from the cavity. The utility model discloses a set up labyrinth board one and labyrinth board two between being located sealing member shell and furnace body casing for the air current can be detained inside equipment under the effect of blockking of labyrinth board one and labyrinth board two when smuggleing dust particle secretly, the effectual peripheral dust pollution problem of equipment that has prevented.
Description
Technical Field
The utility model relates to a mummification stove technical field specifically is a gyration mummification stove tail end leak protection material seal structure.
Background
In the prior art, the tail end of the drying furnace flows out of the equipment through a preset gap due to the internal and external pressure difference in the equipment in the actual operation process, and meanwhile, more fine dust particles can be entrained in the air flow to pollute the surrounding environment of the equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gyration mummification stove tail end leak protection material seal structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gyration mummification stove tail end leak protection material seal structure, is including mummification stove rear cover casing and furnace body, be formed with the cavity in the mummification stove rear cover casing, in one side of mummification stove rear cover casing is formed with the parcel the sealing member shell of furnace body tail end, and the annular seal that furnace body shell circumference was arranged, the annular seal with be formed with between the sealing member shell and predetermine the clearance, the tail end of furnace body extends to and sets up in the cavity, still includes:
the first labyrinth plate is arranged around the circumferential direction of the shell of the furnace body in a surrounding manner, and a first air passage is formed between the end part of the first labyrinth plate and the inner side wall of the sealing element shell;
the second labyrinth plate is arranged around the circumferential direction of the inner side wall of the sealing element shell in a surrounding mode, and a second air channel is formed between the end portion of the second labyrinth plate and the shell of the furnace body;
an air passage is formed between the inner side wall of the sealing element shell and the shell of the furnace body, the air passage is communicated into a cavity, the first labyrinth plate and the second labyrinth plate are arranged in the air passage, the first labyrinth plate is arranged close to the cavity, and the second labyrinth plate is arranged far away from the cavity.
The first labyrinth plate is parallel to the second labyrinth plate.
The first labyrinth plate and the second labyrinth plate are perpendicular to the end face of the shell of the furnace body.
The air passage comprises an air chamber and an air passage III which are communicated with each other, wherein the labyrinth plate I and the labyrinth plate II are contained in the air chamber, the inlet end of the air passage III is communicated to the chamber, and the outlet end of the air passage III is communicated to the air chamber.
And the radial height of the air passage III is smaller than that of the air chamber.
The air chamber comprises a first air chamber, a second air chamber and a third air chamber which are sequentially communicated, and the first labyrinth plate is accommodated between the first air chamber and the second air chamber and is communicated with the first air chamber and the second air chamber through an air passage; the second labyrinth plate is accommodated between the second air chamber and the third air chamber and is communicated with the second air chamber and the third air chamber through the second air path.
And the distance between the first labyrinth plate and the second labyrinth plate is less than 5 cm.
The radial widths of the first air passage and the second air passage are the same.
According to the technical scheme, the first labyrinth plate and the second labyrinth plate are arranged between the sealing element shell and the furnace body shell, so that airflow can be retained in the equipment under the blocking action of the first labyrinth plate and the second labyrinth plate while carrying dust particles, and the dust pollution problem around the equipment is effectively prevented; meanwhile, the tail end of the furnace body extends into the chamber, so that the using effect of the drying furnace is further improved, and the safety of the drying furnace is improved by combining the arrangement of the first labyrinth plate and the second labyrinth plate.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of the local structure of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
please refer to fig. 1-2, a rotary drying furnace tail end leakage-proof sealing structure, comprising a drying furnace rear cover shell 2 and a furnace body 1, a chamber 4 is formed in the drying furnace rear cover shell 2, a smoke outlet 21 communicated with the chamber 4 is formed above the drying furnace rear cover shell 2, a discharge port 22 communicated with the chamber 4 is formed below the drying furnace rear cover shell 2, a sealing piece shell 3 wrapping the furnace body 1 tail end is formed on one side of the drying furnace rear cover shell 2, and an annular sealing body is circumferentially arranged on the furnace body 1 shell, here, a skilled person can understand that the annular sealing body comprises a supporting plate 6, a flange plate 7, fish scales 8 and a pressing plate 9, wherein the supporting plate 6 is annularly arranged along the circumferential direction of the furnace body 1, the fish scales 8 are bent and arranged and have a first connecting end and a second connecting end, the first connecting end is fixedly connected on the supporting plate 6, the second connecting end is bent and molded along the edge part of the sealing element shell 3, the flange plate 7 is fixedly connected on the inner side, a preset gap is formed between the flange plate 7 and the sealing element shell 3, specifically, an axial setting plate 32 is fixedly connected on the outer circumferential surface of the sealing element shell 3, an inclined surface 321 is formed at one end of the plate 32 close to the annular sealing body, here, the flange plate 7 has an inner side surface with the same inclined angle as the inclined surface 321 and is adjacently arranged, a preset gap is formed between the flange plate 7 and the inclined surface 321, when the furnace body 1 rotates, the annular sealing body is driven to rotate, the preset gap not only forms a reasonable avoiding gap between the furnace body 1 and the sealing element shell 3, but also enables the chamber 4 to be communicated with the outside air flow, and the inside air flow is conducted outwards through the pressure difference between the inside and the outside, based on so, can will smuggle a large amount of dust particulate matters through this release to the outside of predetermineeing the clearance in traditional furnace body 1, the problem that the present case will be solved lies in, through the institutional advancement to furnace body 1 and sealing member shell 3, and the effectual discharge that prevents the dust particulate matter to the outside reaches good blocking effect under the fluidic condition of switching on not influencing.
In this embodiment, the tail end of the furnace body 1 extends into the chamber 4, and this arrangement enables the rotary drying furnace to directly discharge the pug to the top of the discharge port 22 through the tail end of the furnace body 1 during the rotation process, which is beneficial to the blanking and the entering of the next processing system, and is also beneficial to the gas flow in the furnace body 1 to the chamber 4.
Meanwhile, the sealing structure also comprises a first labyrinth plate 11 and a second labyrinth plate 31, wherein the first labyrinth plate 11 is circumferentially arranged around the shell 12 of the furnace body 1, and a first air passage 111 is formed between the end part of the first labyrinth plate 11 and the inner side wall of the sealing element shell 3; the second labyrinth plate 31 is circumferentially arranged around the inner side wall of the sealing element shell 3, and a second air passage 311 is formed between the end part of the second labyrinth plate 31 and the shell 12 of the furnace body 1; an air passage is formed between the inner side wall of the sealing piece shell 3 and the shell 12 of the furnace body 1, the air passage is communicated to the cavity 4, the first labyrinth plate 11 and the second labyrinth plate 31 are arranged in the air passage, the first labyrinth plate 11 is arranged close to the cavity 4, and the second labyrinth plate 31 is arranged far away from the cavity 4. Here, as will be understood by those skilled in the art, the arrangement of the first labyrinth plate 11 and the second labyrinth plate 31 as described above can effectively form a barrier against dust particles without affecting the flow of the air. Further, the first labyrinth plate 11 is arranged in parallel with the second labyrinth plate 31, wherein both the first labyrinth plate 11 and the second labyrinth plate 31 are arranged in an annular structure, the stability of the airflow in the circulating process is improved through the parallel structural position relationship, and in the implementation, both the first labyrinth plate 11 and the second labyrinth plate 31 are perpendicular to the end face of the shell 12 of the furnace body 1.
In this embodiment, the air passage includes an air chamber and an air passage three 5 which are communicated with each other, wherein the first labyrinth plate 11 and the second labyrinth plate 31 are accommodated in the air chamber, an inlet end of the air passage three 5 is communicated to the chamber 4, and an outlet end thereof is communicated to the air chamber, so that the air flow in the chamber 4 enters the air chamber through the air passage three 5 and is finally discharged through a preset gap, and in the discharging process, due to the adoption of the labyrinth plates one 11 and the second labyrinth plates 31 which are arranged in a staggered manner up and down, dust particles can be effectively retained in the air chamber, and thus cannot be discharged to the outside air; furthermore, the height of the third air path 5 is smaller than the radial height of the air chamber, and as can be seen by combining the view angle in fig. 2, the longitudinal height of the third air path 5 is smaller than the radial height of the air chamber, and the arrangement can accelerate the air flow in the third air path 5 and decelerate after entering the air chamber, so that the diffusion speed of dust can be effectively reduced, and the blocking effect of the first labyrinth plate 11 and the second labyrinth plate 31 is further improved. Here, it should be noted that the air chamber includes a first air chamber 33, a second air chamber 34 and a third air chamber 35 which are sequentially communicated, the first labyrinth plate 11 is accommodated between the first air chamber 33 and the second air chamber 34, and the first air chamber 33 and the second air chamber 34 are communicated through a first air passage 111; the second labyrinth plate 31 is accommodated between the second air chamber 34 and the third air chamber 35, and the second air chamber 34 and the third air chamber 35 are communicated through a second air passage 311.
Furthermore, the distance between the first labyrinth plate 11 and the second labyrinth plate 31 is smaller than 5cm, a preset interval is kept, an effective airflow channel can be formed, and meanwhile the interval arrangement can further play a role in blocking dust particles.
Further, the radial widths of the first air passage 111 and the second air passage 311 are the same, that is, as seen from the perspective of fig. 2, the longitudinal height of the first air passage 111 is equal to the longitudinal height of the second air passage 311. This kind sets up the airflow stability of further promotion air current when flowing into gas circuit one 111 and outflow gas circuit two 311, has avoided producing the turbulent possibility of air current in the second 34 of air chamber, and the effectual improvement is discharged unobstructed.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (8)
1. The utility model provides a gyration mummification stove tail end leak protection material seal structure, is including mummification stove rear cover casing and furnace body, be formed with the cavity in the mummification stove rear cover casing, in one side of mummification stove rear cover casing is formed with the parcel the sealing member shell of furnace body tail end, and the annular seal that furnace body shell circumference was arranged, the annular seal with be formed with between the sealing member shell and predetermine the clearance, its characterized in that, the tail end of furnace body extends to and sets up in the cavity, still includes:
the first labyrinth plate is arranged around the circumferential direction of the shell of the furnace body in a surrounding manner, and a first air passage is formed between the end part of the first labyrinth plate and the inner side wall of the sealing element shell;
the second labyrinth plate is arranged around the circumferential direction of the inner side wall of the sealing element shell in a surrounding mode, and a second air channel is formed between the end portion of the second labyrinth plate and the shell of the furnace body;
an air passage is formed between the inner side wall of the sealing element shell and the shell of the furnace body, the air passage is communicated into a cavity, the first labyrinth plate and the second labyrinth plate are arranged in the air passage, the first labyrinth plate is arranged close to the cavity, and the second labyrinth plate is arranged far away from the cavity.
2. The rotary drying furnace tail end leakage-proof sealing structure according to claim 1, characterized in that: the first labyrinth plate is parallel to the second labyrinth plate.
3. The rotary drying furnace tail end leakage-proof sealing structure according to claim 2, characterized in that: the first labyrinth plate and the second labyrinth plate are perpendicular to the end face of the shell of the furnace body.
4. The rotary drying furnace tail end leakage-proof sealing structure according to claim 1, characterized in that: the air passage comprises an air chamber and an air passage III which are communicated with each other, wherein the labyrinth plate I and the labyrinth plate II are contained in the air chamber, the inlet end of the air passage III is communicated to the chamber, and the outlet end of the air passage III is communicated to the air chamber.
5. The rotary drying furnace tail end leakage-proof sealing structure according to claim 4, characterized in that: and the radial height of the air passage III is smaller than that of the air chamber.
6. The rotary drying furnace tail end leakage-proof sealing structure according to claim 4, characterized in that: the air chamber comprises a first air chamber, a second air chamber and a third air chamber which are sequentially communicated, and the first labyrinth plate is accommodated between the first air chamber and the second air chamber and is communicated with the first air chamber and the second air chamber through an air passage; the second labyrinth plate is accommodated between the second air chamber and the third air chamber and is communicated with the second air chamber and the third air chamber through the second air path.
7. The rotary drying furnace tail end leakage-proof sealing structure according to claim 6, characterized in that: and the distance between the first labyrinth plate and the second labyrinth plate is less than 5 cm.
8. The rotary drying furnace tail end leakage-proof sealing structure according to claim 1, characterized in that: the radial widths of the first air passage and the second air passage are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022034448.9U CN213655736U (en) | 2020-09-15 | 2020-09-15 | Rotary drying furnace tail end leakage-proof material sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022034448.9U CN213655736U (en) | 2020-09-15 | 2020-09-15 | Rotary drying furnace tail end leakage-proof material sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655736U true CN213655736U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022034448.9U Active CN213655736U (en) | 2020-09-15 | 2020-09-15 | Rotary drying furnace tail end leakage-proof material sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655736U (en) |
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2020
- 2020-09-15 CN CN202022034448.9U patent/CN213655736U/en active Active
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