CN218763503U

CN218763503U - Vertical anti-coking pulverized coal hot blast stove

Info

Publication number: CN218763503U
Application number: CN202222867109.8U
Authority: CN
Inventors: 陈得意
Original assignee: Hubei Huijin Environmental Protection Equipment Co ltd
Current assignee: Hubei Huijin Environmental Protection Equipment Co ltd
Priority date: 2022-10-30
Filing date: 2022-10-30
Publication date: 2023-03-28
Anticipated expiration: 2032-10-30

Abstract

The utility model relates to the technical field of pulverized coal hot blast furnaces, in particular to a vertical anti-coking pulverized coal hot blast furnace, wherein a feeding mechanism is communicated to a feeding hole of a hot blast furnace body, and an air outlet pipe is communicated to an anti-coking mechanism; anti-coking mechanism includes casing, rotating assembly, filtering component and scrapes the material subassembly, and hot-blast pipe of casing intercommunication and play tuber pipe, row's cinder notch has been seted up to the bottom of casing, and rotating assembly communicates to the upper end of casing, and on filtering component fixed connection to rotating assembly, filtering component and casing cooperate, and fixed connection is used for preventing that the buggy from bonding the material subassembly of scraping on filtering component in the casing. The utility model discloses a rotating assembly and filter assembly, rotating assembly start-up drive filter assembly and rotate, and pivoted filter assembly filters the buggy in the hot gas, discharges from going out the tuber pipe through filterable hot gas, filters the buggy in the hot gas through filter assembly for the buggy can not pile up in the air-out pipe, can not cause out the tuber pipe to block up.

Description

Vertical anti-coking pulverized coal hot blast stove

Technical Field

The utility model relates to a buggy hot-blast furnace technical field especially relates to a vertical anti-coking buggy hot-blast furnace.

Background

The existing pulverized coal hot blast stove comprises a stove body and a feeding system, wherein the stove body consists of a high-temperature combustion chamber and an auxiliary combustion chamber, the auxiliary combustion chamber is positioned behind the high-temperature combustion chamber, and a feeding hole is formed in the front end face of the high-temperature combustion chamber.

The pulverized coal generates heat after being combusted, the generated hot gas is guided out to the drying equipment for use, and the high-temperature hot air also contains unburned pulverized coal due to insufficient combustion of the pulverized coal, so that the unburned pulverized coal forms a large amount of coking in the air outlet, and the air outlet is blocked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the pulverized coal in the prior art forms a large amount of coking in the air outlet to block the air outlet, and providing a vertical anti-coking pulverized coal hot blast stove.

In order to realize the purpose, the utility model adopts the following technical scheme:

the design is a vertical anti-coking pulverized coal hot blast stove, which comprises a hot blast stove body, a feeding mechanism, a hot blast conduit, an anti-coking mechanism and an air outlet pipe, wherein:

the feeding mechanism is communicated to a feeding hole of the hot blast stove body, one end of the hot blast conduit is communicated to an air outlet of the hot blast stove body, the other end of the hot blast conduit is communicated to the anti-coking mechanism, and the air outlet pipe is communicated to the anti-coking mechanism;

anti-coking mechanism includes casing, rotating assembly, filtering component and scrapes the material subassembly, the casing intercommunication hot-blast pipe with go out the tuber pipe, the scum mouth has been seted up to the bottom of casing, rotating assembly intercommunication extremely the upper end of casing, filtering component fixed connection to rotating assembly is last, filtering component with the casing cooperatees, fixed connection is used for preventing that the buggy from bonding filtering component is last scrape the material subassembly.

Preferably, the feeding mechanism comprises a feeding pipe, a material guide pipe and a pulverized coal fan, one end of the feeding pipe is communicated to a feeding hole of the hot blast stove body, the other end of the feeding pipe is communicated to an air outlet of the pulverized coal fan, and the material guide pipe is communicated to the feeding pipe.

Preferably, the rotating assembly comprises a motor, a rotating shaft and a fixing plate, the motor is fixedly connected to the upper end of the shell, one end of the rotating shaft is fixedly connected to the output end of the motor, the other end of the rotating shaft extends into the shell, the other end of the rotating shaft is fixedly connected to the fixing plate, and the fixing plate is fixedly connected to the filtering assembly.

Preferably, the filtering component comprises a fixing frame and a plurality of first filtering screens, the fixing frame is fixedly connected with the rotating component, the fixing frame is matched with the shell, the first filtering screens are communicated to the fixing frame, and the first filtering screens are in contact with the scraping component.

Preferably, scrape the material subassembly and include bracing piece, fixing base, scrape the material piece, the one end fixed connection of bracing piece is in the casing, the other end of bracing piece passes through the fixing base is connected scrape the material piece, scrape the material piece with filtering component contacts.

Preferably, the scraping part comprises a scraping plate and a second filter screen, the scraping plate is fixedly connected to the fixed seat, the scraping plate is in contact with the filter component, and the second filter screen is communicated to the scraping plate.

The utility model provides a vertical anti-coking buggy hot-blast furnace, beneficial effect lies in:

through rotating assembly and filtering component, rotating assembly starts to drive filtering component and rotates, and pivoted filtering component filters the buggy in the hot gas, discharges from the play tuber pipe through filterable hot gas, filters the buggy in the hot gas through filtering component for the buggy can not pile up in the air-out pipe, can not cause out the tuber pipe to block up.

Drawings

Fig. 1 is a schematic structural view of a vertical anti-coking pulverized coal hot-blast stove provided by the utility model;

fig. 2 is a schematic sectional structure diagram of an anti-coking mechanism in a vertical anti-coking pulverized coal hot blast furnace provided by the utility model;

fig. 3 is a schematic structural diagram of a filtering component in a vertical anti-coking pulverized coal hot blast stove.

In the figure: the device comprises a hot blast stove body 1, a feeding mechanism 2, a hot blast conduit 3, an anti-coking mechanism 4, an air outlet pipe 5, a feeding pipe 21, a material guide pipe 22, a pulverized coal fan 23, a shell 41, a rotating assembly 42, a filtering assembly 43, a scraping assembly 44, a motor 421, a rotating shaft 422, a fixing plate 423, a fixing frame 431, a first filter screen 432, a supporting rod 441, a fixing seat 442, a scraping piece 443, a scraping plate 4431 and a second filter screen 4432.

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.

Example 1

Referring to fig. 1-3, a vertical anti-coking pulverized coal hot-blast furnace comprises a hot-blast furnace body 1, a feeding mechanism 2, a hot-blast conduit 3, an anti-coking mechanism 4 and an air outlet pipe 5, wherein:

the feeding mechanism 2 is communicated to a feeding hole of the hot blast furnace body 1, the feeding mechanism 2 is used for guiding pulverized coal into the hot blast furnace body 1, one end of the hot blast conduit 3 is communicated to an air outlet of the hot blast furnace body 1, the hot blast conduit 3 is used for guiding hot gas into the anti-coking mechanism 4, the other end of the hot blast conduit 3 is communicated to the anti-coking mechanism 4, the anti-coking mechanism 4 is used for preventing the pulverized coal from being bonded in the air outlet pipe 5, the air outlet pipe 5 is blocked, and the air outlet pipe 5 is communicated to the anti-coking mechanism 4;

the anti-coking mechanism 4 comprises a shell 41, a rotating assembly 42, a filtering assembly 43 and a scraping assembly 44, wherein the shell 41 is communicated with the hot air guide pipe 3 and the air outlet pipe 5, a slag discharge hole is formed in the bottom end of the shell 41, the rotating assembly 42 is communicated to the upper end of the shell 41, the rotating assembly 42 is electrified and started to drive the filtering assembly 43 to rotate, the filtering assembly 43 is fixedly connected onto the rotating assembly 42, the filtering assembly 43 is used for filtering hot gas and filtering residual coal dust in the hot gas, the filtering assembly 43 is matched with the shell 41, and the scraping assembly 44 used for preventing the coal dust from being bonded on the filtering assembly 43 is fixedly connected in the shell 41;

the filter assembly 43 comprises a fixing frame 431 and a plurality of first filter screens 432, the fixing frame 431 is fixedly connected with the rotating assembly 42, the fixing frame 431 is used for installing the first filter screens 432, the fixing frame 431 is matched with the shell 41, the first filter screens 432 are communicated to the fixing frame 431, the first filter screens 432 are used for filtering pulverized coal in hot air, and the first filter screens 432 are in contact with the scraping assembly 44.

The working process is as follows: the buggy passes through in the 2 leading-in hot-blast furnace bodies 1 of feed mechanism, hot-blast furnace body 1 burns the buggy, the hot gas that the burning produced passes through in the hot-blast pipe 3 gets into anti-coking mechanism 4, rotating assembly 42 starts to drive filtering component 43 and rotates, pivoted filtering component 43 filters the buggy in the hot gas, discharge on the play tuber pipe 5 through filterable hot gas, pivoted filtering component 43 simultaneously with scrape material subassembly 44 contact, scrape material subassembly 44 and strike off the buggy that bonds on filtering component 43, the buggy of striking off is released from row's cinder notch, buggy in to the hot gas filters through filtering component 43, make the buggy can not pile up in the play tuber pipe 5, can not cause out 5 jam of tuber pipe.

Example 2

Referring to fig. 1-3, as another preferred embodiment of the present invention, the difference with embodiment 1 lies in that the feeding mechanism 2 includes the inlet pipe 21, the passage 22 and the pulverized coal blower 23, the one end of the inlet pipe 21 communicates to the inlet port of the hot blast furnace body 1, the other end of the inlet pipe 21 communicates to the air outlet of the pulverized coal blower 23, the passage 22 communicates to the inlet pipe 21, the pulverized coal passes through the passage 22 and guides into the inlet pipe 21, the pulverized coal blower 23 blows in the hot blast furnace body 1 after starting the pulverized coal blower 21.

Example 3

Referring to fig. 1-3, as another preferred embodiment of the present invention, the difference with embodiment 1 lies in that rotating assembly 42 includes motor 421, pivot 422 and fixed plate 423, motor 421 fixed connection is to the upper end of casing 41, on the one end fixed connection of pivot 422 is to the output of motor 421, the other end of pivot 422 extends to in the casing 41, on the other end fixed connection of pivot 422 is to fixed plate 423, fixed plate 423 fixed connection filter assembly 43, motor 421 circular telegram starts the back and drives pivot 422 to rotate, pivot 422 drives fixed plate 423 and rotates fixed plate 423 and drive filter assembly 43 to rotate.

Example 4

Referring to fig. 1 to 3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the scraping component 44 includes a supporting rod 441, a fixing seat 442, and a scraping member 443, one end of the supporting rod 441 is fixedly connected to the inside of the housing 41, the supporting rod 441 is used for connecting the fixing seat 442, the other end of the supporting rod 441 is connected to the scraping member 443 through the fixing seat 442, the scraping member 443 is used for scraping the pulverized coal adhered to the filtering component 43, and the scraping member 443 is in contact with the filtering component 43;

the scraping member 443 includes a scraping plate 4431 and a second filter screen 4432, the scraping plate 4431 is fixedly connected to the fixing base 442, the scraping plate 4431 is used for scraping the pulverized coal adhered to the filter assembly 43, the scraping plate 4431 is in contact with the filter assembly 43, and the second filter screen 4432 is communicated with the scraping plate 4431.

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

1. The utility model provides a vertical anti-coking buggy hot-blast furnace, its characterized in that includes hot-blast furnace body (1), feed mechanism (2), hot-blast pipe (3), prevents coking mechanism (4) and goes out tuber pipe (5), wherein:

the feeding mechanism (2) is communicated to a feeding hole of the hot blast furnace body (1), one end of the hot blast conduit (3) is communicated to an air outlet of the hot blast furnace body (1), the other end of the hot blast conduit (3) is communicated to the anti-coking mechanism (4), and the air outlet pipe (5) is communicated to the anti-coking mechanism (4);

prevent coking mechanism (4) including casing (41), rotating assembly (42), filtering component (43) and scrape material subassembly (44), casing (41) intercommunication hot-blast pipe (3) with go out tuber pipe (5), the row's of cinder notch has been seted up to the bottom of casing (41), rotating component (42) communicate to the upper end of casing (41), filtering component (43) fixed connection to on rotating assembly (42), filtering component (43) with casing (41) cooperate, casing (41) internal fixation is connected and is used for preventing that the buggy from bonding on filtering component (43) scrape material subassembly (44).

2. The vertical coking-prevention pulverized coal hot blast stove according to claim 1 is characterized in that the feeding mechanism (2) comprises a feeding pipe (21), a material guide pipe (22) and a pulverized coal fan (23), one end of the feeding pipe (21) is communicated to a feeding hole of the hot blast stove body (1), the other end of the feeding pipe (21) is communicated to an air outlet of the pulverized coal fan (23), and the material guide pipe (22) is communicated to the feeding pipe (21).

3. The vertical coking-prevention pulverized coal hot blast stove according to claim 1, characterized in that the rotating assembly (42) comprises a motor (421), a rotating shaft (422) and a fixing plate (423), the motor (421) is fixedly connected to the upper end of the housing (41), one end of the rotating shaft (422) is fixedly connected to the output end of the motor (421), the other end of the rotating shaft (422) extends into the housing (41), the other end of the rotating shaft (422) is fixedly connected to the fixing plate (423), and the fixing plate (423) is fixedly connected to the filtering assembly (43).

4. The vertical coking-prevention pulverized coal hot blast stove according to claim 1, characterized in that the filtering assembly (43) comprises a fixing frame (431) and a plurality of first filtering nets (432), the fixing frame (431) is fixedly connected with the rotating assembly (42), the fixing frame (431) is matched with the shell (41), the plurality of first filtering nets (432) are communicated to the fixing frame (431), and the first filtering nets (432) are in contact with the scraping assembly (44).

5. The vertical coking-prevention pulverized coal hot blast stove according to claim 1, characterized in that the scraping component (44) comprises a support rod (441), a fixing seat (442), and a scraping member (443), one end of the support rod (441) is fixedly connected into the shell (41), the other end of the support rod (441) is connected with the scraping member (443) through the fixing seat (442), and the scraping member (443) is in contact with the filtering component (43).

6. The vertical coking-preventing coal dust hot blast stove according to claim 5, characterized in that the scraping member (443) comprises a scraping plate (4431) and a second filter screen (4432), the scraping plate (4431) is fixedly connected to the fixing seat (442), the scraping plate (4431) is in contact with the filter assembly (43), and the second filter screen (4432) is communicated to the scraping plate (4431).