CN218065966U - Sealing dust collection cover of pellet sintering belt cooler - Google Patents

Abstract

The utility model relates to the technical field of waste heat recovery equipment, and discloses a sealed dust collection cover of a pellet sintering belt cooler, which comprises a collection cover body and a collection header pipe, wherein the bottom of the collection header pipe is provided with a collection port which is communicated with the top of the collection cover body; the front surface of the collecting main pipe is communicated with a hot waste gas discharge port, and the top of the collecting main pipe is communicated with a dispersion port; the bottom of the collecting cover body is provided with a detachable sealing plate; the detachable sealing plate is connected with the angle valve through screws, and a cross beam is fixedly mounted at the bottom of the angle valve. The utility model discloses long to belt cooler length direction, 2 collection mouths of collection house steward lower part design have shortened hot-air flow distance, have created better air flow field for collecting this internal outer hot waste gas of cover, and the hot waste gas of being convenient for gets into the negative pressure fast and collects the house steward, has reduced the excessive possibility of revealing of high temperature hot waste gas.

Description

Sealing dust collection cover of pellet sintering belt cooler

Technical Field

The utility model relates to a waste heat recovery equipment technical field specifically is a cold quick-witted sealed dust hood in pellet sintering area.

Background

The pelletizing process is an important link of the steel production process, the energy consumption accounts for about 10% -20% of the overall energy consumption of enterprises, about 50% of heat is released through pellet smoke and pellet cooling, and the pellet cooling heat release accounts for the main part.

Because the heat energy of the cooling pellets is difficult to collect, the waste gas of the previous pellet cooling is completely in an unorganized emission state, a cooling blower sucks cold air from the atmosphere, then the cold air is blown into the bottom of a material layer of a cooler under certain pressure, the cold air takes away the heat in the pellets in the process of penetrating the material layer, and finally the cold air is discharged into the atmosphere through a chimney of a belt cooler, so that the cooling purpose is achieved. On one hand, the cooling mode wastes a large amount of heat energy, on the other hand, a large amount of dust is generated in the cooling process to cause dust pollution, and the iron powder raw material is wasted, so that the recovery of the waste heat of pellet cooling becomes a focus of attention.

Because the pellet cooling is realized by adopting forced ventilation cooling on a cooling machine which is a large-scale moving part with the length of dozens of meters, the research on the heat-preservation sealing collection cover of the belt cooler for recovering the pellet waste heat becomes the key of waste heat recovery.

Therefore, the problem is solved by providing a sealing dust collection cover of the pellet sintering belt cooler.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cold machine sealed dust cage in pellet sintering area has solved the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a sealed dust collection cover of a pellet sintering belt cooler comprises a collection cover body and a collection header pipe, wherein a collection port is formed in the bottom of the collection header pipe and is communicated with the top of the collection cover body;

the front surface of the collecting main pipe is communicated with a hot waste gas discharge port, and the top of the collecting main pipe is communicated with a dispersion port;

the bottom of the collecting cover body is provided with a detachable sealing plate;

the detachable sealing plate is connected with the angle valve through screws, and a cross beam is fixedly mounted at the bottom of the angle valve.

Preferably, the collecting main pipe is U-shaped in overall shape, the number of the collecting ports is two, the two collecting ports are symmetrically distributed on the left side and the right side by taking the center line of the front face of the collecting main pipe as a symmetry axis, the hot air flowing distance is shortened through the two collecting ports, a better air flow field is created for collecting hot waste gas inside and outside the cover, the hot waste gas can conveniently and quickly enter the negative pressure collecting main pipe, and the possibility of overflow leakage of the high-temperature hot waste gas is reduced.

Preferably, an electric regulating valve is installed at one end, far away from the collecting main pipe, of the dispersing port, and the temperature can be regulated through the installed electric regulating valve.

Preferably, the collecting cover body is made of aluminum silicate rock wool, the thickness of the aluminum silicate rock wool is 200mm, and rapid heat dissipation can be avoided through the aluminum silicate rock wool.

Preferably, a sealing filler is filled between the detachable sealing plate and the collecting cover body, and the sealing performance can be enhanced through the filled sealing filler.

Preferably, the bottom of the cross beam is fixedly provided with a support beam, and the top of the support beam is provided with a roller.

Preferably, the inside of collecting the cover body is installed and is had pelletizing chain plate case, the bottom fixed mounting of pelletizing chain plate case has the air inlet storehouse, the cooling supply-air outlet has been seted up to the air inlet storehouse lower extreme.

The utility model provides a cold quick-witted sealed dust hood of pellet sintering area. The sealed dust collection cover of the pellet sintering belt cooler has the following beneficial effects:

(1) The utility model discloses to belt cooler length direction long, 2 collection mouths of collection house steward lower part design have shortened hot-air flow distance, have created better air flow field for collecting this internal outer hot waste gas of cover, and the hot waste gas of being convenient for gets into the negative pressure fast and collects the house steward, has reduced the excessive possibility of revealing of high temperature hot waste gas.

(2) The utility model provides a detachable closing plate is located the lower part of collecting the cover, connects into whole sealed space with sealed cowling and lower part air supply storehouse, and belt cooler upper portion link joint and high temperature pelletizing material remove in sealed space, have prevented that hot waste gas from revealing, and whole seal does not have movable part, and is sealed effectual, and this sealing device is removable closing plate simultaneously, can in time dismantle according to maintenance requirement and maintenance position.

Drawings

Fig. 1 is a schematic view of a collecting cover body in a sealed dust collecting cover of a pellet sintering belt cooler according to the present invention;

fig. 2 is a schematic view of the structure in the direction a of fig. 1 in the sealed dust collection cover of the pellet sintering belt cooler of the present invention;

FIG. 3 is an enlarged schematic view of a detachable sealing plate in a sealed dust collection hood of a pellet sintering belt cooler according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a point a in fig. 3 of the sealed dust collection cover of the pellet sintering belt cooler of the present invention.

In the figure: the device comprises a collecting cover body 1, a collecting main pipe 2, a hot waste gas exhaust port 3, a discharge port 4, an electric control valve 5, a detachable sealing plate 6, a sealing filler 7, a supporting beam 9, a roller 10, a pellet chain plate box 11, an air inlet bin 12, a screw 13, an angle valve 14, a cross beam 15 and a collecting port 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a sealed dust collection cover for a pellet sintering belt cooler comprises a collection cover body 1 and a collection header pipe 2, wherein the collection cover body 1 is made of an aluminum silicate rock wool material, the thickness of the aluminum silicate rock wool material is 200mm, rapid heat dissipation can be avoided through the aluminum silicate rock wool material, collection ports 16 are formed in the bottom of the collection header pipe 2, the collection header pipe 2 is U-shaped in overall shape, the number of the collection ports 16 is two, the two collection ports 16 are symmetrically distributed on the left side and the right side by taking the center line of the front face of the collection header pipe 2 as a symmetry axis, the collection ports 16 are communicated with the top of the collection cover body 1, the hot air flowing distance is shortened through the two collection ports 16, a better air flow field is created for hot waste gas inside and outside the collection cover body 1, the hot waste gas can conveniently and rapidly enter a negative pressure collection header pipe, and the possibility of overflow and leakage of the high-temperature hot waste gas is reduced;

the front surface of the collecting main pipe 2 is communicated with a hot waste gas discharge port 3, the top of the collecting main pipe 2 is communicated with a diffusion port 4, one end of the diffusion port 4, far away from the collecting main pipe 2, is provided with an electric regulating valve 5, and the temperature can be regulated through the installed electric regulating valve 5;

the bottom of the collecting cover body 1 is provided with a detachable sealing plate 6;

sealing filler 7 is filled between the detachable sealing plate 6 and the collecting cover body 1, and the sealing performance can be enhanced through the filled sealing filler 7;

the detachable sealing plate 6 is connected with the angle valve 14 through a screw 13, the bottom of the angle valve 14 is fixedly provided with a cross beam 15, the bottom of the cross beam 15 is fixedly provided with a supporting beam 9, and the top of the supporting beam 9 is provided with a roller 10;

the inside of collecting cover body 1 is installed pellet chain plate case 11, and pellet chain plate case 11's bottom fixed mounting has air inlet bin 12, and the cooling supply-air outlet has been seted up to air inlet bin 12 lower extreme.

When the sealed dust collection cover of the pellet sintering belt cooler is used, high-temperature waste gas is sucked into a collection header pipe 2 by negative pressure through two collection ports 16 of a heat-preservation sealed collection cover body 1, the collection header pipe 2 is provided with two discharge ports, one discharge port is provided with an electric regulating valve 5, the cooling effect of pellets and the temperature of waste gas collection waste gas are regulated through the opening temperature of the electric regulating valve 5 during normal work, and if the pellets are over-heated or heat recovery and fan faults occur, the pellets are used for emergency emission; detachable closing plate 6 is located the lower part of collecting cover body 1, will collect cover body 1 and lower part air inlet storehouse and connect into whole sealed space, and belt cooler upper portion link joint and high temperature pelletizing material move in sealed space, have prevented that hot waste gas from revealing, and whole seal does not have movable part, and is sealed effectual, and this sealing device is removable closing plate 6 simultaneously, can in time dismantle according to overhauing requirement and maintenance position.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a cold quick-witted sealed dust hood that collects of pellet sintering area, is including collecting cover body (1), collecting house steward (2), its characterized in that: the bottom of the collecting main pipe (2) is provided with a collecting port (16), and the collecting port (16) is communicated with the top of the collecting cover body (1);

the front surface of the collecting main pipe (2) is communicated with a hot waste gas discharge port (3), and the top of the collecting main pipe (2) is communicated with a dispersion port (4);

a detachable sealing plate (6) is arranged at the bottom of the collecting cover body (1);

the detachable sealing plate (6) is connected with the angle valve (14) through a screw (13), and a cross beam (15) is fixedly mounted at the bottom of the angle valve (14).

2. The sealed dust collection cover of the pellet sintering belt cooler according to claim 1, characterized in that: the general shape of collecting house steward (2) is the U type, the quantity of collecting mouth (16) is two, two collect mouthful (16) and use the positive central line of collecting house steward (2) to distribute at the left and right sides as symmetry axis symmetry.

3. The sealed dust collection cover of the pellet sintering belt cooler according to claim 1, characterized in that: an electric regulating valve (5) is arranged at one end of the dispersion port (4) far away from the collecting main pipe (2).

4. The sealed dust collection cover of the pellet sintering belt cooler according to claim 1, characterized in that: the collecting cover body (1) is made of aluminum silicate rock wool, and the thickness of the aluminum silicate rock wool is 200mm.

5. The sealed dust collection cover of the pellet sintering belt cooler according to claim 1, characterized in that: and a sealing filler (7) is filled between the detachable sealing plate (6) and the collecting cover body (1).

6. The sealed dust collection cover of the pellet sintering belt cooler according to claim 1, characterized in that: the bottom of crossbeam (15) fixed mounting has a supporting beam (9), gyro wheel (10) are installed at the top of supporting beam (9).

7. The sealed dust collection cover of the pellet sintering belt cooler according to claim 1, characterized in that: the inside mounting of collecting cover body (1) has pellet link plate case (11), the bottom fixed mounting of pellet link plate case (11) has air inlet bin (12), cooling supply-air outlet has been seted up to air inlet bin (12) lower extreme.

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