CN110793036A

CN110793036A - Oxygen-enriched combustion-supporting incinerator for medical waste treatment

Info

Publication number: CN110793036A
Application number: CN201911039056.7A
Authority: CN
Inventors: 刘咏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-02-14

Abstract

The invention relates to the technical field of garbage incinerators, in particular to an oxygen-enriched combustion-supporting incinerator for medical garbage treatment, which comprises an incinerator, a first combustion-supporting machine, a secondary combustion chamber, a second combustion-supporting fan and a spraying purification chamber, wherein an ash falling cavity is arranged at the lower end in the incinerator, an ash removing opening is formed in the front surface of the ash falling cavity, an ash removing door is hinged to the ash removing opening, a fixed seat is welded to the inner wall of the incinerator at the upper end of the ash falling cavity and is fixedly connected with an incineration frame through a fixed bolt, a combustion-supporting device fixed frame is welded to the inner wall of the ash falling cavity at the lower end of the incineration frame, and a combustion-supporting device is welded: when carrying out msw incineration, can overturn through rubbish, make rubbish can be more even burn, increase incineration efficiency, prevent that rubbish from piling up, influence the speed of burning of upper portion rubbish behind the burning sintering of bottom rubbish, make rubbish can be more quick burn into combustible gas (flue gas) and input to the postcombustion chamber.

Description

Oxygen-enriched combustion-supporting incinerator for medical waste treatment

Technical Field

The invention relates to the technical field of garbage incinerators, in particular to an oxygen-enriched combustion-supporting incinerator for medical garbage treatment.

Background

The garbage incinerator is used for incinerating garbage, the garbage is burnt in the hearth to become waste gas, the waste gas enters the secondary combustion chamber, the waste gas is completely combusted under the forced combustion of the combustor, and then enters the spray type dust remover, and the waste gas is discharged into the atmosphere through a chimney after dust removal. The garbage incinerator consists of four systems, namely a garbage pretreatment system, an incineration system, a smoke biochemical dust removal system and a gas producer (auxiliary ignition incineration), and integrates automatic feeding, screening, drying, incineration, ash removal, dust removal and automatic control.

The garbage incinerator is a harmless treatment device which is commonly used for harmless treatment of medical and domestic wastes and animals. The principle is that the objects to be treated are incinerated and carbonized at high temperature by utilizing the combustion of fuels such as coal, fuel oil, fuel gas and the like so as to achieve the aim of disinfection treatment. When the garbage incinerator in the prior art carries out garbage incineration, the incineration temperature is low, and incomplete incineration may occur, so that oxygen-enriched combustion-supporting equipment is used for supporting combustion, the incineration temperature can be effectively increased, and the incineration effect is improved.

Disclosure of Invention

The invention aims to provide an oxygen-enriched combustion-supporting incinerator for medical waste treatment, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an oxygen-enriched combustion-supporting incinerator for medical waste treatment comprises an incinerator, a first combustion-supporting machine, a secondary combustion chamber, a second combustion-supporting fan and a spraying purification chamber, wherein an ash falling cavity is arranged at the lower end inside the incinerator, an ash removing port is formed in the front face of the ash falling cavity, an ash removing door is hinged and connected outside the ash removing port, the inner wall of the incinerator at the upper end of the ash falling cavity is welded and connected with a fixed seat, an incinerator frame is fixedly connected onto the fixed seat through a fixed bolt, a combustion-supporting machine fixing frame is welded and connected onto the inner wall of the ash falling cavity at the lower end of the incinerator frame, a combustion-supporting machine is welded and connected into the middle of the combustion-supporting machine fixing frame, the rear end of the combustion-supporting machine is communicated with a gas pipe and an ignition device, the gas pipe and the ignition device are connected to the outside of the incinerator, a motor is fixedly connected, the rotary roller is externally welded and connected with a plurality of groups of material stirring rods, the material stirring rods correspond to gaps between the incineration frames, the side wall of an incinerator at the upper end of the right side of the incineration frame is communicated with a first combustion-supporting fan, an oxygen-enriched film gas pipe is communicated with the left side pipeline of the first combustion-supporting fan, the middle of the left side of the incinerator is communicated with a garbage inlet, the upper end of the incinerator is communicated with a flue, the left end of the flue is communicated with a blower, the upper end of the middle of the flue is communicated with a secondary gas conveying port, the secondary gas conveying port is communicated with a secondary combustion-supporting air pipe, the lower end of the secondary combustion-supporting air pipe is communicated with the right end of the first combustion-supporting fan, the right end of the flue is communicated with the upper end of a secondary combustion chamber, the left side of the lower end of the secondary combustion, the spraying purification chamber is divided into a filtering cavity at the lower end and a spraying cavity in the middle, and the connecting pipe is communicated to the inside of the filtering cavity.

Preferably, the spraying purification chamber is divided into an upper part and a lower part, the upper end of the lower part of the spraying purification chamber is provided with a connector, the lower end of the upper part of the spraying purification chamber is provided with a sleeve, the sleeve is sleeved on the connector and is fixedly connected with the connector through a fixing bolt, and a sealing gasket is arranged at the joint of the sleeve and the connector.

Preferably, the spray purification chamber is welded on the inner wall of the upper end of the lower part of the spray purification chamber and is connected with a fixed seat, the fixed seat is fixedly connected with a filter screen through a fixing bolt, a filter cavity is formed in the spray purification chamber at the lower end of the filter screen, an ash falling cavity is arranged at the lower end of the filter cavity, and the connecting pipe is communicated with the left side wall of the filter cavity.

Preferably, the outer side of the upper part of the spraying purification chamber is welded and connected with a water delivery pipe, the inner side of the water delivery pipe is communicated into the spraying purification chamber and is communicated with a spraying pipe, the inner side of the spraying pipe is welded and communicated with an atomizing nozzle, the end part of the atomizing nozzle is downward, the inner wall of the upper end of the upper part of the spraying purification chamber is welded and connected with a fixed seat, an active carbon adsorption layer is fixedly connected onto the fixed seat through a fixed bolt, and a spraying cavity is formed in the spraying purification chamber at the lower end of the active carbon adsorption.

Preferably, the upper end of the outer side of the right end of the spraying purification chamber is welded and communicated with a gas outlet, the lower end of the gas outlet is fixedly connected with a fixing frame on the side wall of the upper end of the spraying purification chamber through a fixing bolt, the upper end of the fixing frame is fixedly connected with an air pump through a fixing bolt, and the air pump is communicated with the gas outlet.

Compared with the prior art, the invention has the beneficial effects that:

1. when the garbage incinerator is used for incinerating garbage, the garbage can be turned over, so that the garbage can be incinerated more uniformly, the incineration efficiency is increased, the garbage is prevented from being accumulated, the incineration speed of the garbage at the upper part is influenced after the garbage at the bottom is incinerated and sintered, and the garbage can be incinerated into combustible gas (smoke) more quickly and then is input into a secondary combustion chamber;

2. the invention is provided with two groups of combustion-supporting fans, the incineration temperature can be improved through the combustion-supporting fans, the waste incineration speed is increased, the combustibility of smoke can be increased, a higher combustion effect is improved when the smoke is secondarily combusted, and the secondary incineration speed is increased;

3. the invention is provided with a spraying purification chamber which is divided into an upper part and a lower part, wherein the lower part is a filter cavity, gas after secondary combustion can be filtered through the filter cavity, larger particles in the gas are filtered, the upper part of the filter cavity is a spraying cavity, the upper end of the spraying cavity is internally communicated with a water pipe, the inside of the water pipe is welded and communicated with an atomizing nozzle, smaller dust in the gas can be settled and purified by spraying water through the atomizing nozzle, the upper end of the spraying cavity is fixedly connected with an active carbon adsorption layer, harmful substances in the gas can be adsorbed and filtered through the active carbon adsorption layer, and finally the purified gas is discharged into the atmosphere from a gas outlet, so that the gas generated after waste incineration can be effectively purified, and the environmental protection and safety effects are increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the incinerator in FIG. 1;

fig. 3 is a schematic view of the internal structure of the spray purification chamber in fig. 1.

In the figure: 1 incinerator, 2 garbage inlets, 3 ash falling cavities, 4 ash removing openings, 5 motors, 6 first combustion-supporting fans, 7 oxygen-enriched membrane gas conveying pipes, 8 secondary combustion-supporting air pipes, 9 flues, 10 air blowers, 11 secondary air conveying openings, 12 secondary combustion chambers, 13 second combustion-supporting fans, 14 connecting pipes, 15 spraying purification chambers, 16 water conveying pipes, 17 gas outlets, 18 fixing frames, 19 air extractors, 20 incineration frames, 21 combustion-supporting machines, 22 combustion-supporting machine fixing frames, 23 rotating shafts, 24 rotating rollers, 25 stirring rods, 26 filtering cavities, 27 filtering nets, 28 spraying cavities, 29 atomizing nozzles and 30 activated carbon adsorption layers.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: an oxygen-enriched combustion-supporting incinerator for treating medical waste comprises an incinerator 1, a first combustion-supporting machine 6, a secondary combustion chamber 12, a second combustion-supporting fan 13 and a spraying purification chamber 15, wherein an ash falling cavity 3 is arranged at the lower end inside the incinerator 1, an ash removing port 4 is formed in the front surface of the ash falling cavity 3, an ash removing door is hinged outside the ash removing port 4, a fixed seat is welded and connected to the inner wall of the incinerator 1 at the upper end of the ash falling cavity 3 and fixedly connected with an incineration frame 20 through a fixed bolt, an oxidizer fixing frame 22 is welded and connected to the inner wall of the ash falling cavity 3 at the lower end of the incineration frame 20, an oxidizer 21 is welded and connected to the middle of the oxidizer fixing frame 22, the rear end of the oxidizer 21 is communicated with a gas pipe and an ignition device, the gas pipe and the ignition device are connected to the outside of the incinerator 1, the right side of the incinerator 1 is fixedly, a rotating roller 24 is sleeved and fixedly connected on the outer side of the rotating shaft 23, a plurality of groups of material stirring rods 25 are welded and connected outside the rotating roller 24, the material stirring rods 25 correspond to gaps between the incineration frames 20, the side wall of an incinerator 1 at the upper end of the right side of the incineration frame 20 is communicated with a first combustion-supporting fan 6, an oxygen-enriched film gas pipe 7 is communicated in a pipeline at the left side of the first combustion-supporting fan 6, the middle of the left side of the incinerator 1 is communicated with a garbage inlet 2, the upper end of the incinerator 1 is communicated with a flue 9, the left end of the flue 9 is communicated with a blower 10, the middle upper end of the flue 9 is communicated with a secondary gas conveying port 11, the secondary gas conveying port 11 is communicated with a secondary combustion-supporting air pipe 8, the lower end of the secondary combustion-supporting air pipe 8 is communicated with the right end of the first combustion-supporting fan 6, the right end of the flue 9 is communicated, the connecting pipe 14 is communicated with the spraying purification chamber 15, the spraying purification chamber 15 is divided into a lower filtering cavity 26 and a middle spraying cavity 28, and the connecting pipe 14 is communicated with the filtering cavity 26.

The invention can be further set that the spray purification chamber 15 is divided into an upper part and a lower part, the upper end of the lower part of the spray purification chamber 15 is provided with a connector, the lower end of the upper part of the spray purification chamber 15 is provided with a sleeve, the sleeve is sleeved on the connector and is fixedly connected through a fixing bolt, a sealing gasket is arranged at the joint of the sleeve and the connector in a cushioning manner, the two parts of the spray purification chamber 15 connected through the bolt can be conveniently dismounted and cleaned, the cleaning convenience is increased, the internal filter screen 27 and the internal active carbon adsorption layer 30 can be rapidly maintained or replaced, and the use effect of the filter screen 27 and the active carbon adsorption layer 30 is ensured.

The invention can be further set in such a way that a fixed seat is welded and connected on the inner wall of the upper end of the lower part of the spraying purification chamber 15, a filter screen 27 is fixedly connected on the fixed seat through a fixed bolt, a filter cavity 26 is formed in the spraying purification chamber 15 at the lower end of the filter screen 27, the lower end of the filter cavity 26 is provided with the ash falling cavity 3, the connecting pipe 14 is communicated with the left side wall of the filter cavity 26, larger particles can be filtered through the filter screen 27, the adsorbed dust during spraying is reduced, and the purification effect.

The invention can be further set as that the outer side of the upper part of the spraying purification chamber 15 is welded and connected with the water delivery pipe 16, the inner side of the water delivery pipe 16 is communicated with the spraying purification chamber 15 and is communicated with the spraying pipe inside, the inner side of the spraying pipe is welded and communicated with the atomizing nozzle 29, the end part of the atomizing nozzle 29 is downward, the inner wall of the upper end of the upper part of the spraying purification chamber 15 is welded and connected with the fixed seat, the fixed seat is fixedly connected with the active carbon adsorption layer 30 through the fixed bolt, the spraying cavity 28 is formed in the spraying purification chamber 15 at the lower end of the active carbon adsorption layer 30, dust in the gas after the garbage incineration can be adsorbed and settled through the spraying cavity 28, the gas is purified, harmful substances in the gas can be adsorbed and filtered through the active carbon adsorption layer 30, the gas cleaning.

The invention can be further set that the upper end of the outer side of the right end of the spraying purification chamber 15 is welded and communicated with the air outlet 17, the lower end of the air outlet 17 fixedly connects the fixed frame 18 to the side wall of the upper end of the spraying purification chamber 15 through the fixed bolt, the upper end of the fixed frame 18 is fixedly connected with the air pump 19 through the fixed bolt, the air pump 19 is communicated with the air outlet 17, the air can be pumped out through the air pump 19 and exhausted into the atmosphere through the air outlet 17, the air exhaust effect is better, and the speed is higher.

The working principle is as follows: when the garbage incinerator is in operation, firstly, fuel is put on an incineration frame 20 in the incinerator 1, the fuel is ignited by means of a combustion supporting device 21, then the garbage is put into the incinerator 1 from a garbage inlet 2, a first combustion supporting fan 6 is started, the incineration temperature can be increased by oxygen-enriched combustion supporting of the first combustion supporting fan 6, the incineration speed of the garbage is increased, the garbage is rapidly incinerated to form combustible gas, the combustible gas is input into a second combustion chamber 12 from a flue 9, the combustible gas is completely incinerated by secondary combustion after entering the second combustion chamber 12, the gas generated after incineration enters a spraying purification chamber 15 from a connecting pipe 14, the spraying purification chamber 15 is divided into an upper part and a lower part, wherein the lower part is a filter cavity 26, the gas after secondary combustion can be filtered by a filter screen 27 fixedly connected with the upper end of the filter cavity 26, larger particles in the gas are filtered, the upper part of the filter cavity 26 is a spraying, spray the inside intercommunication raceway 16 in 28 upper ends of chamber, 16 inside weld of raceway communicates atomizer 29, can subside the purification with the less dust in the gas through atomizer 29 water spray, spraying 28 upper ends fixedly connected with active carbon adsorption layer 30, through the adsorption of 30 layers of active carbon adsorption can be gaseous harmful substance in filter, gas after final purification is discharged into the atmosphere from gas outlet 17, can effectively purify the gas that produces after the msw incineration, increase environmental protection and security effect.

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 these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a medical waste handles and burns burning furnace with oxygen boosting, includes burning furnace (1), first combustion-supporting machine (6), postcombustion chamber (12), second combustion-supporting fan (13), sprays clean room (15), its characterized in that: the incinerator (1) is internally provided with an ash falling cavity (3) at the lower end, the ash falling cavity (3) is provided with an ash removing opening (4) on the front side, the ash removing opening (4) is hinged and connected with an ash removing door, the inner wall of the incinerator (1) at the upper end of the ash falling cavity (3) is welded and connected with a fixed seat, an incinerator frame (20) is fixedly connected on the fixed seat through a fixed bolt, a combustion-supporting device fixed frame (22) is welded and connected on the inner wall of the ash falling cavity (3) at the lower end of the incinerator frame (20), a combustion-supporting device (21) is welded and connected in the middle of the combustion-supporting device fixed frame (22), the rear end of the combustion-supporting device (21) is communicated with a gas pipe and an ignition device, the gas pipe and the ignition device are connected to the outside of the incinerator (1), the right side of the incinerator (1) is fixedly connected with a motor (, the rotary roller (24) is sleeved and fixedly connected with the outer side of the rotating shaft (23), a plurality of groups of material stirring rods (25) are welded and connected outside the rotary roller (24), gaps between the material stirring rods (25) and the incineration frame (20) correspond to each other, a first combustion fan (6) is communicated with the side wall of the incinerator (1) at the upper end of the right side of the incineration frame (20), an oxygen-enriched membrane gas pipe (7) is communicated with the left side pipeline of the first combustion fan (6), the middle of the left side of the incinerator (1) is communicated with a garbage inlet (2), the upper end of the incinerator (1) is communicated with a flue (9), the left end of the flue (9) is communicated with an air blower (10), the middle upper end of the flue (9) is communicated with a secondary air delivery port (11), the secondary air delivery port (11) is communicated with a secondary combustion air pipe (8), and the lower end of the secondary combustion air pipe, the flue (9) right-hand member communicates the upper end of postcombustion chamber (12), postcombustion chamber (12) lower extreme left side intercommunication has second combustion-supporting fan (13), postcombustion chamber (12) lower extreme is equipped with ash falling cavity (3), postcombustion chamber (12) right side intercommunication connecting pipe (14), connecting pipe (14) intercommunication sprays clean room (15), it divide into filtration chamber (26) and the middle chamber (28) that sprays of lower extreme to spray clean room (15), connecting pipe (14) communicate to in filtration chamber (26).

2. An oxygen-enriched combustion-supporting incinerator for medical waste disposal according to claim 1 wherein: spray clean room (15) and divide into two parts from top to bottom, spray clean room (15) lower part upper end and be equipped with the connector, spray clean room (15) upper portion lower extreme and be equipped with the sleeve, the sleeve cover is established on the connector to through fixing bolt fixed connection, sleeve and connector junction pad are equipped with sealed the pad.

3. An oxygen-enriched combustion-supporting incinerator for medical waste disposal according to claim 2 wherein: spray welded connection fixing base on clean room (15) lower part upper end inner wall, pass through fixing bolt fixed connection filter screen (27) on the fixing base, form filter chamber (26) in spray clean room (15) of filter screen (27) lower extreme, filter chamber (26) lower extreme is equipped with ash falling cavity (3), connecting pipe (14) intercommunication filter chamber (26) left side wall.

4. An oxygen-enriched combustion-supporting incinerator for medical waste disposal according to claim 2 wherein: the spray purification chamber is characterized in that a water delivery pipe (16) is welded and connected to the outer side of the upper portion of the spray purification chamber (15), the inner side of the water delivery pipe (16) is communicated into the spray purification chamber (15) and is communicated with a spray pipe in the spray purification chamber, an atomization spray head (29) is welded and communicated to the inner side of the spray pipe, the end portion of the atomization spray head (29) is downward, a fixed seat is welded and connected to the inner wall of the upper end of the upper portion of the spray purification chamber (15), an active carbon adsorption layer (30) is fixedly connected to the fixed seat through a fixing bolt, and a spray cavity (28) is formed in the.

5. An oxygen-enriched combustion-supporting incinerator for medical waste disposal according to claim 2 wherein: spray clean room (15) right-hand member outside upper end welding intercommunication gas outlet (17), gas outlet (17) lower extreme passes through fixing bolt with mount (18) fixed connection on spraying clean room (15) upper end lateral wall, mount (18) upper end passes through fixing bolt fixed connection air extractor (19), air extractor (19) intercommunication gas outlet (17).