CN218864186U

CN218864186U - Plasma gasification melting furnace with replaceable grate

Info

Publication number: CN218864186U
Application number: CN202222053683.XU
Authority: CN
Inventors: 蒋越丰; 束志峰
Original assignee: Jiangsu Langyu Environmental Protection Equipment Co ltd
Current assignee: Jiangsu Langyu Environmental Protection Equipment Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-04-14
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a plasma gasification melting furnace of removable grate, it is including burning furnace, grate and fixed subassembly, it includes first furnace body and second furnace body to burn burning furnace, first furnace body is fitted with a contraceptive ring and is equipped with the fixed plate, the second furnace body is fitted with a contraceptive ring and is equipped with the connecting plate, the connecting plate passes through fastening bolt with the fixed plate and is connected, second furnace body level is provided with the baffle, the inner chamber that the baffle will burn burning furnace separates for melting cavity and gasification cavity, fixed subassembly includes the supporting seat, locking piece and sealed cowling, the grate is taken and is established on the supporting seat, locking piece supports with the up end of grate and holds, the one end of sealed cowling is articulated with the lateral wall of melting cavity and sets up, bolted connection is passed through with the lateral wall of melting cavity to the other end of sealed cowling. Through opening the second furnace body, then open the sealed cowling, rotate the lock piece and make lock piece and grate break away from mutually, use the loop wheel machine to hang out the grate, can change the grate, the discarded object that has not burnt out can not drop on the grate, can not influence the work efficiency of plasma gasification melting furnace.

Description

Plasma gasification melting furnace with replaceable grate

Technical Field

The utility model relates to a useless innocent treatment technical field of danger, in particular to a plasma gasification melting furnace of removable grate.

Background

The hazard harmless plasma gasification melting treatment system is characterized in that dangerous waste is rapidly decomposed and destroyed by high-temperature thermal plasma generated by a plasma torch, wherein organic matters are pyrolyzed into combustible small molecular substances, and inorganic matters are melted at high temperature to generate vitreous body-like residues. The system has the characteristics of high reaction speed, small secondary pollution, wide application range and the like, overcomes the defects of large secondary pollution, complex process, selectivity to waste and the like of the traditional treatment technologies such as incineration, chemical treatment and the like, and is widely suitable for the environment-friendly treatment of solid dangerous waste such as medical waste, electronic waste, incineration fly ash, batteries, tires, radioactive pollution and the like.

The plasma gasification melting furnace is the main equipment for treating hazardous waste in an environment-friendly way, when the plasma gasification melting furnace is used, solid waste is put into a furnace grate in a melting chamber through a feeding hole to be heated, and harmful gas generated after heating and melting is discharged into the atmosphere after being subjected to harmless treatment by a gasification furnace. And when in actual use, because of fire grate and melting furnace fixed connection, the fire grate can take place to damage after using for a long time to the discarded object that leads to not burning completely drops on the fire grate, and then influences the work efficiency of plasma gasification melting furnace.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a grate-replaceable plasma gasification melting furnace in which waste is not easily dropped on the grate.

The utility model provides a technical scheme that its technical problem adopted is: the plasma gasification melting furnace with the replaceable grate comprises an incinerator body, the grate and a fixing assembly, wherein the incinerator body is arranged on the incinerator body, the incinerator body comprises a first furnace body and a second furnace body, the second furnace body is covered on the first furnace body, a fixing plate is arranged on the first furnace body, a connecting plate is arranged on the second furnace body, the connecting plate is connected with the fixing plate through a fastening bolt, a partition plate is horizontally arranged in the second furnace body, the partition plate divides an inner cavity of the incinerator body into a melting chamber and a gasification chamber, the fixing assembly comprises a supporting seat, a locking piece and a sealing cover, the supporting seat is annularly arranged on the inner wall of the melting chamber, the locking piece penetrates through the side wall of the melting chamber, the sealing cover is arranged outside the locking piece in a covering mode, the grate is arranged on the supporting seat, the locking piece abuts against the upper end face of the grate, one end of the sealing cover is hinged to the side wall of the melting chamber, the other end of the sealing cover is connected with the side wall of the melting chamber through a bolt, the locking piece comprises a threaded portion, a threaded portion and an abutting portion, the threaded portion is arranged between the threaded portion and the threaded portion, and a threaded hole is formed in the threaded portion, and the threaded hole is formed in the threaded portion.

Furthermore, a channel is arranged in the gasification cavity and communicated with the melting cavity.

Further, still be provided with the gasifier in the gasification chamber, the gasifier is located one side of passageway.

Furthermore, a through hole is formed in the partition plate, and the through hole is communicated with the melting chamber and the gasification chamber.

Furthermore, a feeding pipeline and an air outlet pipeline are fixedly connected to the top wall of the second furnace body, the feeding pipeline is communicated with the channel, and the air outlet pipeline is communicated with the gasification chamber.

Furthermore, the bottom of the fire grate is provided with a fixed block, and the supporting seat is provided with a fixed groove matched with the fixed block.

Furthermore, the bottom of the first furnace body is fixedly connected with a material receiving disc, and a material receiving cavity is formed in the material receiving disc.

Furthermore, a blanking hole communicated with the material receiving cavity is formed in the bottom wall of the first furnace body.

The utility model has the advantages that: the utility model provides a plasma gasification melting furnace of removable grate through opening the second furnace body for first furnace body separates with the second furnace body, then opens the sealed cowling, rotates the lock piece and makes lock piece and grate break away from mutually, uses the loop wheel machine to hang out the grate at last, and then can change the grate, and then the discarded object that has not burnt can not drop on the grate, and then can not influence the work efficiency of plasma gasification melting furnace.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

FIG. 1 is a schematic view of a grate-replaceable plasma gasification melter of the present invention;

FIG. 2 is a right side view of the replaceable grate plasma gasification melting furnace of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view A-A of the replaceable grate plasma gasification melting furnace of FIG. 2;

FIG. 4 is an enlarged partial view of the replaceable grate plasma gasification melting furnace of FIG. 3 at B.

The names and the numbers of the parts in the figure are respectively as follows:

incinerator 1 first body 11 second body 12

Connecting plate 121 fixing plate 111 partition plate 112

Melting chamber 113 gasification chamber 114 blanking orifice 115

Gasifier 1142 with through hole 1121 channel 1141

Feed pipe 123 exit pipe 124 grate 2

Plasma torch 3 fixing component 4 supporting seat 41

Smooth portion 421 and threaded portion 422 of locking member 42

The seal cover 43 for the screw hole 1131 of the retaining portion 423

Receiving tray 5 receiving cavity 51

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

Referring to fig. 1 to 4, the present invention provides a grate-replaceable plasma gasification melting furnace, which comprises an incinerator 1, a grate 2, a plasma torch 3 and a fixing component 4, wherein the grate 2, the plasma torch 3 and the fixing component 4 are all disposed on the incinerator 1, and the fixing component 4 is used for fixing the grate 2.

Incinerator 1 includes first furnace body 11 and second furnace body 12, and second furnace body 12 covers and establishes on first furnace body 11, specifically, first furnace body 11 is fitted with a contraceptive ring and is equipped with fixed plate 111, and second furnace body 12 is fitted with a contraceptive ring and is equipped with connecting plate 121, passes through fastening bolt between connecting plate 121 and the fixed plate 111 and is connected.

Further, in order to improve the sealing performance between the fixing plate 111 and the connecting plate 121, a sealing member (not shown) made of silicone is disposed between the fixing plate 111 and the connecting plate 121.

A partition plate 112 is horizontally arranged in the second furnace body 12, the partition plate 112 divides an inner cavity of the incinerator 1 into a melting chamber 113 and a gasification chamber 114, the melting chamber 113 is positioned below the gasification chamber 114, a channel 1141 is arranged in the gasification chamber 114, the channel 1141 is communicated with the melting chamber 113, a gasification furnace 1142 is further arranged in the gasification chamber 114, and the gasification furnace 1142 is positioned on one side of the channel 1141.

The partition 112 is provided with a through hole 1121, the through hole 1121 is communicated with both the melting chamber 113 and the gasification chamber 114, and when the device is used, gas generated after waste in the melting chamber 113 is combusted enters the gasification chamber 114 through the through hole 1121.

Further, a feeding pipeline 123 and an air outlet pipeline 124 are fixedly connected to the top wall of the second furnace body 12, the feeding pipeline 123 is communicated with the channel 1141, and the air outlet pipeline 124 is communicated with the gasification chamber 113, so that the gas in the gasification chamber 114 can enter the air outlet pipeline 124 after being subjected to harmless treatment by the gasification furnace 1142 and then be discharged to the atmosphere. In the present embodiment, the cross section of the feed pipe 123 has an inverted trapezoidal structure.

The fire grate 2 is horizontally arranged in the melting chamber 113, the plasma torch 3 is obliquely arranged on the side wall of the melting chamber 113 in a penetrating way, the plasma torch 3 is positioned below the fire grate 2, the fire grate 2 is used for supporting waste falling through the feeding pipe 123 and the channel 1141, and the plasma torch 3 generates heat to fully heat the waste when working.

Fixed subassembly 4 sets up on melting chamber 113, and fixed subassembly 4 includes supporting seat 41, locking piece 42 and sealed cowling 43, and supporting seat 41 encircles and establishes on melting chamber 113's inner wall, and grate 2 sets up on supporting seat 41, and locking piece 42 wears to establish melting chamber 113's lateral wall setting, and locking piece 42 offsets with the up end of grate 2. Further, the locking member 42 includes a smooth portion 421, a threaded portion 422 and a supporting portion 423, the threaded portion 422 is disposed between the smooth portion 421 and the supporting portion 423, a threaded hole 1131 is opened on a side wall of the melting chamber 113, and the threaded hole 1131 is in threaded connection with the threaded portion 422. The provision of the smooth portion 421 enables, on the one hand, a reduction in the rotation time of the locking member 42 and thus an increase in the efficiency of the grate 2 replacement, and on the other hand a reduction in the wear of the locking member 42 on the grate 2. After the locking member 42 is mounted, the smooth portion 421 abuts against the upper end surface of the grate 2, the screw portion 422 is screwed with the side wall of the melting chamber 113, and the abutting portion 423 abuts against the outer surface of the side wall of the melting chamber 113. The sealing cover 43 covers the outside of the locking member 42, one end of the sealing cover 43 is hinged to the side wall of the melting chamber 113, and the other end of the sealing cover 43 is connected to the side wall of the melting chamber 113 by bolts, so that gas leakage in the melting chamber 113 can be prevented.

Further, in order to prevent the rotation between the grate 2 and the supporting seat 41, a fixing block (not shown) is disposed at the bottom of the grate 2, and a fixing groove (not shown) matched with the fixing block is disposed on the supporting seat 41.

In addition, the bottom fixedly connected with of first furnace body 11 receives charging tray 5, is formed with in the receiving tray 5 and receives the material chamber 51, offers the blanking hole 115 that is linked together with receiving the material chamber 51 on the diapire of first furnace body 11, and during the use, the residue that the discarded object formed after burning falls into to receiving in the material chamber 51 via blanking hole 115 to the realization is to the collection of residue.

When the grate 2 needs to be replaced, the second furnace body 12 is firstly opened to separate the first furnace body 11 from the second furnace body 12, then the sealing cover is opened, the locking piece 42 is rotated to separate the abutting part 423 from the grate 2, and finally the grate 2 is lifted out by using a crane.

The utility model provides a plasma gasification melting furnace of removable grate through opening second furnace body 12 for first furnace body 11 separates with second furnace body 12, then opens the sealed cowling, rotates locking piece 42 and makes locking piece 42 break away from with grate 2 mutually, uses the loop wheel machine to hang out grate 2 at last, and then can change grate 2, and then the discarded object that has not burnt out can not drop on grate 2, and then can not influence the work efficiency of plasma gasification melting furnace.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A plasma gasification melting furnace with a replaceable grate is characterized in that: the plasma gasification melting furnace with the replaceable grate comprises an incinerator body, the grate and a fixing assembly, wherein the grate and the fixing assembly are arranged on the incinerator body, the incinerator body comprises a first furnace body and a second furnace body, the second furnace body is covered on the first furnace body, a fixing plate is arranged on the first furnace body in a sleeved mode, a connecting plate is arranged on the second furnace body in a sleeved mode, the connecting plate is connected with the fixing plate through a fastening bolt, a partition plate is horizontally arranged in the second furnace body and divides an inner cavity of the incinerator into a melting chamber and a gasification chamber, the fixing assembly comprises a supporting seat, a locking piece and a sealing cover, the supporting seat is arranged on the inner wall of the melting chamber in a surrounding mode, the locking piece penetrates through the side wall of the melting chamber, the sealing cover is arranged on the outer portion of the locking piece in a covering mode, the grate is erected on the supporting seat, the locking piece abuts against the upper end face of the grate, one end of the sealing cover is hinged to the side wall of the melting chamber, the other end of the sealing cover is connected with the side wall of the melting chamber through a bolt, the locking piece comprises a smooth portion, a threaded portion and a butting portion, the threaded portion is arranged between the smooth portion and the butting portion, and the threaded hole is formed in a threaded hole formed in the side wall of the melting chamber.

2. The re-grated plasma gasification melter of claim 1 wherein: and a channel is arranged in the gasification cavity and communicated with the melting cavity.

3. The re-grated plasma gasification melter of claim 2 wherein: still be provided with the gasifier in the gasification chamber, the gasifier is located one side of passageway.

4. The replaceable grate plasma gasification melting furnace of claim 1 wherein: the partition board is provided with a through hole, and the through hole is communicated with the melting chamber and the gasification chamber.

5. The replaceable grate plasma gasification melting furnace of claim 2 wherein: and the top wall of the second furnace body is fixedly connected with a feeding pipeline and an air outlet pipeline, the feeding pipeline is communicated with the channel, and the air outlet pipeline is communicated with the gasification chamber.

6. The replaceable grate plasma gasification melting furnace of claim 1 wherein: the bottom of the fire grate is provided with a fixed block, and the supporting seat is provided with a fixed groove matched with the fixed block.

7. The re-grated plasma gasification melter of claim 1 wherein: the bottom fixedly connected with material receiving plate of first furnace body, be formed with the material receiving cavity in the material receiving plate.

8. The replaceable grate plasma gasification melting furnace of claim 7 wherein: and a blanking hole communicated with the material receiving cavity is formed in the bottom wall of the first furnace body.