CN113587121A

CN113587121A - High-efficiency garbage disposal device for mixed garbage incineration

Info

Publication number: CN113587121A
Application number: CN202110878329.8A
Authority: CN
Inventors: 肖法福
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-11-02

Abstract

A high-efficiency garbage disposal device for mixed garbage incineration relates to the technical field of grate furnaces; the furnace body, furnace body outside upper end is equipped with the lower hopper of feeding, the inside lower extreme of furnace body is equipped with furnace, cascaded fixed grate is installed to the furnace upper end, the furnace body upper end is equipped with the flue that is used for discharging fume, cascaded movable grate is installed to fixed grate upper end, the inside center of lower hopper is equipped with baffle one, baffle one upper end is close to movable grate one side activity and is provided with rotatable baffle, the inside relative lopsidedness of lower hopper and baffle is provided with the reverse-push cleaning roll, the corresponding reverse-push cleaning roll of lower hopper outside installs the shower nozzle, the inside guide block that is hourglass hopper-shaped that is installed to reverse-push cleaning roll lower extreme that lies in of lower hopper, the central internally mounted of guide block has the mud-water separation equipment who separates sewage, the clearance is provided with and follows the folding screen cloth of roller counter-clockwise turning shrink between the roller. The problem of have the inconvenient burning of rubbish of mud among the prior art, influence mud rubbish mixture combustion efficiency is solved.

Description

High-efficiency garbage disposal device for mixed garbage incineration

Technical Field

The invention relates to the technical field of waste incineration, in particular to a high-efficiency waste treatment device for mixed waste incineration.

Background

Town construction rapid development, people's standard of living has been improved, the standard of living constantly improves, the harmful effects to this production is that rubbish constantly is increasing, salvage rubbish in the sewage, there is rubbish to glue glutinous mud, mud exists certain moisture, then need now burn rubbish after burning with the mud is baked dry, influence the efficiency of burning, and present lower hopper does not possess and burns again after rubbish and mud separation, consequently, need a high efficiency refuse treatment device that mixes the msw incineration urgently.

Disclosure of Invention

The invention aims to solve the technical problems that garbage with sludge is inconvenient to burn and the burning efficiency of a sludge-garbage mixture is influenced in the prior art.

The purpose and the effect of the invention are achieved by the following specific technical means:

a high-efficiency garbage treatment device for mixed garbage incineration comprises a furnace body, a feeding hopper is arranged at the upper end of the outer side of the furnace body, a hearth is arranged at the lower end of the inner part of the furnace body, a stepped fixed grate is arranged at the upper end of the hearth, a flue for discharging smoke is arranged at the upper end of the furnace body, a slag discharge port is arranged at the outer side of the furnace body, a stepped movable grate is arranged at the upper end of the fixed grate, a first partition plate is arranged at the center of the inner part of the feeding hopper, a rotatable baffle plate is movably arranged at one side, close to the movable grate, of the upper end of the first partition plate, a reverse-thrust cleaning roller is obliquely arranged at one side, opposite to the baffle plate, of the inner part of the feeding hopper, a nozzle is arranged at the outer side of the feeding hopper corresponding to the reverse-thrust cleaning roller, a funnel-shaped guide block is arranged at the lower end of the reverse-thrust cleaning roller in the feeding hopper, a mud-water separation device for separating sewage is arranged in the center, a slag discharge port and a second partition plate is arranged at the lower end of the feeding hopper, fixed grate one end and two fixed connection of baffle, movable grate one end and a baffle swing joint, slag notch and baffle one, clearance intercommunication between the baffle two, the inside mud-water separation equipment that corresponds of furnace body is equipped with the collection box of retrieving moisture, delivery port and collection box intercommunication, the inside flue one side that is located of furnace body installs the heat insulating box, heat insulating box internally mounted has the combustion-supporting forced draught blower that is used for the secondary combustion-supporting, the water tank is installed in the furnace body outside, be connected with the pipe of carrying steam between water tank and the movable grate, the back-push cleaning roller includes square roller and screen cloth, the roller is provided with a plurality ofly, and the roller is in same slope water flat line parallel arrangement, the clearance is provided with follows the folding screen cloth of roller counter-clockwise turning shrink between the roller.

Preferably, the spray head, the water tank and the recovery box are all connected with a water supply pipe with a valve.

Preferably, the inside baffle that corresponds of hopper is equipped with the arc wall down, and the baffle upper end is equipped with the splint that are close to the rotation of baffle upper surface one side by rubbish gravity extrusion, and splint and baffle are the V form, and splint and baffle end all slide the setting with the arc wall in, the arc wall upper end is fixed with the stopper, installs the rotatory positive and negative motor of drive baffle in the hopper outside down.

Preferably, the inside rotation of slag notch is provided with the axostylus axostyle of taking spiral iron wire, and the axostylus axostyle lower extreme is fixed with the gear.

Preferably, the roller is provided with an engaging groove corresponding to the screen, and a flexible thimble is fixed in the engaging groove.

Preferably, one side of the movable grate, which is close to the partition plate, is U-shaped, a row of driving teeth are fixed on the front side and the rear side of the U-shaped notch, and the driving teeth are engaged and clamped with a gear at the lower end of the shaft rod.

Preferably, the movable grates are connected in a stepped manner through hinges, pulleys are rotatably arranged on the front side and the rear side of each movable grate, moving grooves are formed in the furnace body corresponding to the front side and the rear side of each movable grate, and the pulleys are arranged in the moving grooves in a sliding manner.

Preferably, the movable grate on one side of the slag discharge port is internally provided with a hollow groove at the front side and the rear side, the guide pipe is provided with a spray pipe extending into the hollow groove, the upper end of the spray pipe is positioned at the inlet of the outer side of the hollow groove and is sleeved with an exhaust valve which is impacted and rotated by steam, the exhaust valve is hollow and funnel-shaped, the exhaust port of the exhaust valve is arranged outwards, and the outer side of the exhaust valve is attached to the inner wall of the inlet of the outer side of the hollow groove.

Preferably, the diameter of the exhaust port of the exhaust valve is larger than the outer diameter of the pipe of the spray pipe, and an arc-shaped inner lining block is fixed on one side of the exhaust port of the exhaust valve.

Preferably, the bottom of the heat insulation box is provided with a heat reflection plate corresponding to the movable grate.

Has the advantages that:

1. the high-efficiency garbage treatment device for mixed garbage incineration is provided with a reverse-pushing cleaning roller, a rack is driven by an electric push rod in a reciprocating mode, the rack drives a roller to rotate 45 degrees anticlockwise, a square roller rotates from a plane to a position with an edge upward, the garbage is pushed upwards in a reverse direction and jacked, an electric valve is started at the same time, a nozzle is aligned with the garbage to spray, sludge in the garbage can be washed away and separated from the garbage, a motor is arranged to drive a baffle to rotate to extrude the garbage, water is extruded out, when the roller is reset to be in the plane at the upper end, the water and the sludge can fall from a screen mesh, the separation of sewage and the garbage is realized, the garbage and the sludge are not combusted on the same grate, the sludge is positioned at the upper end of a fixed grate at the lower end and is positioned right above a hearth, the sludge is more easily and thoroughly combusted, and the garbage is positioned at the upper end of a movable grate, the combustion can be rocked, and further the combustion efficiency is improved.

2. This kind of high efficiency refuse treatment device who mixes msw incineration is provided with the baffle, positive and negative motor drives baffle anticlockwise rotation, make down the hopper be located the space reduction of reverse thrust cleaning roller and baffle, and then reach the effect of extrusion rubbish, can drip the moisture in the rubbish, when positive and negative motor drives baffle antiport, the baffle breaks away from the arc wall, rubbish is then pushed away rubbish through reverse thrust cleaning roller, get into the movable grate upper end through a baffle right side blanking and carry the burning, it is rotatory through setting up splint and positive and negative motor drive, can prevent that rubbish from blockking up blanking mouth department, rotatory shake then can smoothly fall down.

3. This kind of high efficiency refuse treatment device who mixes msw incineration is provided with discharge valve, water passes through the pipe and is produced steam by the heat, and then correspond hollow groove blowout through the spray tube, hollow inslot portion atmospheric pressure is strikeed and is then rocked, it all moves toward one side to make the movable grate through the linkage of hinge page or leaf, steam pressure is too big to run out through discharge valve department, because discharge valve's inside lining piece leads to about the gas vent size difficult, make discharge valve rotatory, the in-process movable grate outside pulley that leaks at steam pushes away through the reset spring in the shifting chute and resets, steam lasts and produces, because discharge valve gas vent steam outflow is different, then last make movable grate reciprocating motion, upper end rubbish combustion efficiency has been accelerated.

Description of the drawings:

FIG. 1 is a schematic sectional view of a high efficiency garbage disposal apparatus for burning mixed garbage according to the present invention.

FIG. 2 is a schematic cross-sectional view of the discharge hopper of the present invention.

FIG. 3 is a schematic view of the initial position of the reverse cleaning roller of the present invention.

Fig. 4 is a schematic diagram of the counterclockwise rotation of the reverse cleaning roller according to the present invention.

Fig. 5 is an enlarged view of the invention at a in fig. 1.

FIG. 6 is an enlarged view of the invention at B of FIG. 1.

Fig. 7 is an enlarged view of the invention at C of fig. 3.

Fig. 8 is a schematic view of the moving grate of the present invention.

Fig. 9 is an enlarged view of the invention at D in fig. 8.

Fig. 10 is a schematic cross-sectional view of a vent valve of the present invention.

In FIGS. 1-10: the furnace comprises a furnace body 1, a flue 101, a discharging hopper 2, a first partition plate 201, a guide block 202, a reverse-push cleaning roller 203, a mud-water separation device 204, a baffle plate 205, an arc-shaped groove 206, a recovery box 3, a hearth 4, a fixed grate 5, a movable grate 6, a pulley 61, a material guide block 7, a heat insulation box 8, a heat reflection plate 81, a combustion-supporting blower 82, a water tank 9, a guide pipe 91, a spray pipe 911, an exhaust valve 912, a spray head 10, a rack 11, a feeding channel 12, a slag outlet 13, a water outlet 14, a shaft rod 15 with a spiral iron wire, a second partition plate 16, a roller 17, an engagement groove 171, a screen 18, an ejector pin 19, a driving tooth 20, a hollow groove 21, a lining block 22 and a moving groove 23.

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.

Referring to fig. 1-10, a high-efficiency garbage disposal device for mixed garbage incineration comprises a furnace body 1, a feeding hopper 2 is fixedly arranged on the left side of the upper end of the furnace body 1, a hearth 4 is arranged at the lower end of the inside of the furnace body 1, a recovery box 3 is fixedly arranged on the left side of the hearth 4 inside the furnace body 1, a stepped fixed grate 5 is fixedly arranged on the upper end of the hearth 4, a flue 101 for discharging smoke is arranged in the center of the upper end of the furnace body 1, a slag discharge port is arranged on the lower end of the right side of the furnace body 1, a stepped movable grate 6 is slidably arranged on the upper end of the fixed grate 5 inside the furnace body 1, a partition plate 201 is fixed on the center of the inside of the hopper 2, a baffle plate 205 is rotatably connected to one side of the upper end of the partition plate 201 close to the movable grate 6, a reverse-push cleaning roller 203 is obliquely connected to one side of the inside of the hopper 2 opposite to the baffle plate 205 in a switching manner, a rack 11 for driving the reverse-push cleaning roller 203 is arranged on the outside the hopper 2, the upper end of the lower hopper 2 is provided with a spray head 10 corresponding to the reverse-push cleaning roller 203, the lower end of the reverse-push cleaning roller 203 inside the lower hopper 2 is fixedly provided with a funnel-shaped guide block 203, the center of the guide block 203 is internally provided with a mud-water separation device 204, the water inlet of the mud-water separation device 204 is communicated with the center of the funnel-shaped guide block 203, the mud-water separation device 204 is provided with a slag outlet 13 and a water outlet 14, the lower end of the lower hopper 2 is positioned between the mud-water separation device 204 and the first partition plate 201 and is fixedly provided with a second partition plate 16, the left end of the fixed grate 5 is fixedly connected with the second partition plate 16, the left end of the movable grate 6 is hinged with the first partition plate 201 through a hinge, the slag outlet 13 is communicated with the first partition plate 201 and the second partition plate 16 through a gap, the water outlet 14 is communicated with the recovery box 3, the right side of the flue 101 inside the furnace body 1 is fixedly provided with a heat insulation box 8, and a combustion-supporting blower 82 for secondary combustion supporting is fixedly arranged inside the heat insulation box 8, a water tank 9 is arranged on the outer side of the furnace body 1, a guide pipe 91 for conveying steam is fixedly arranged between the water tank 9 and the movable grate 6, the back-push cleaning roller 203 comprises a plurality of square rollers 17 and a plurality of screen meshes 18, the rollers 17 are arranged in a rotating manner and are arranged in parallel in the same inclined horizontal line, a gear is fixed on the central shaft of each roller 17, the central shaft extends to the outer side of the lower hopper 2, the gear is meshed with the rack 11 and clamped, the screen meshes 18 are connected between the rollers 17 in a clearance switching manner, the screen meshes 18 are made of polyurethane materials, and the spray head 10, the water tank 9 and the recovery box 3 are connected with a water supply pipe with an electric valve; the rack 11 is driven by the electric push rod to reciprocate, so that the rack 11 drives the roller 17 to rotate 45 degrees anticlockwise, the square roller 17 rotates from the plane to the upward edge, the garbage is pushed upwards and pushed upwards, and the electric valve is started at the same time, and the spray head 10 is aligned with the garbage for spraying, so that the sludge in the garbage can be washed and separated from the garbage, the motor is arranged to drive the baffle 205 to rotate to extrude the garbage, so as to extrude the water, when the upper end of the roller 17 is reset to be on the plane, water and sludge can fall from the screen 18 to realize the separation of sewage and garbage, and then make rubbish and mud not burn at same grate, mud is located the burning of 5 upper ends of the fixed grate of lower extreme, and apart from the positive upper end of furnace 4 position, the burning is more thoroughly easy, and rubbish is located the 6 upper ends of movable grate, can rock the burning, and then improves the efficiency of burning.

An arc-shaped groove 206 is formed in the lower hopper 2 corresponding to the baffle plate 205, a clamping plate which is extruded by garbage gravity and rotates and approaches to one side of the upper surface of the baffle plate 205 is hinged to the upper end of the baffle plate 205, a spring is fixed between the clamping plate and the baffle plate 205, the clamping plate and the baffle plate 205 are V-shaped, the tail ends of the clamping plate and the baffle plate 205 are arranged in the arc-shaped groove 206 in a sliding mode, a limiting block is fixed to the upper end of the arc-shaped groove 206, and a positive and negative motor for driving the baffle plate 205 to rotate is installed on the outer side of the lower hopper 2; positive and negative motor drives baffle 205 counter-clockwise turning for down hopper 2 is located and is pushed back cleaning roll 203 and the space of baffle 205 and reduce, and then reach the effect of extrusion rubbish, can drain the moisture in the rubbish, when positive and negative motor drives baffle 205 antiport, baffle 205 breaks away from the arc wall, rubbish then pushes away rubbish through pushing back cleaning roll 203, get into movable grate 6 upper ends through a 201 right side blanking of baffle and carry the burning, it is rotatory through setting up splint and positive and negative motor drive, can prevent that rubbish from blockking up blanking mouth department, rotatory shake then can smoothly fall down.

Wherein, the roller 17 is provided with an engaging groove 171 corresponding to the screen 18, a flexible thimble 19 is fixed in the engaging groove 171, and the thimble 19 is made of high temperature resistant rubber material; the mesh groove 171 is convenient for accommodating the screen 18, and the screen 18 can be dredged through the thimble 19, so that meshes are prevented from being blocked by sludge, and sewage and sludge can flow out conveniently.

Wherein, slag notch 13 internal rotation is connected with axostylus axostyle 15 of taking the spiral iron wire, 15 lower extremes of axostylus axostyle are fixed with the gear, movable grate 6 is close to a 201 one side of baffle and is the U form, and the side all is fixed with one row of drive tooth 20 around the U type breach, drive tooth 20 and the gear engagement joint of axostylus axostyle 15 lower extreme, when movable grate 6 in the in-process that removes, drive tooth 20 then with the gear friction of axostylus axostyle 15 lower extreme, and then drive axostylus axostyle 15 and rotate, can prevent sludge plugging slag notch 13 through upper end spiral iron wire.

The movable grates 6 are connected in a stepped manner through hinges, pulleys 61 are rotatably arranged on the front side and the rear side of each movable grate 6, the furnace body 1 is provided with moving grooves 23 corresponding to the front side and the rear side of each movable grate 6, the pulleys 61 are slidably arranged in the moving grooves 23, and return springs are arranged in the moving grooves 23; the moving grate 6 is smoother in the moving process, and the moving grate 6 can be reset through the reset spring.

The front side and the rear side of the interior of the movable grate 6 positioned on one side of the slag discharge port are respectively provided with a hollow groove 21, a guide pipe 91 is provided with a spray pipe 911 extending into the hollow groove 21, the upper end of the spray pipe 911 positioned at the inlet of the outer side of the hollow groove 21 is sleeved and rotated with an exhaust valve 912 which is rotated by steam impact, the exhaust valve 912 is in a hollow funnel shape, the exhaust port of the exhaust valve 912 is arranged outwards, the outer side of the exhaust valve 912 is jointed and connected with the inner wall of the inlet of the outer side of the hollow groove 21, the diameter of the exhaust port of the exhaust valve 912 is larger than the outer diameter of the pipe of the spray pipe 911, and one side of the exhaust port of the exhaust valve 912 is fixed with an arc-shaped lining block 22; water passes through pipe 91 by heat steam generation, and then correspond hollow groove 21 blowout through spray tube 911, the inside atmospheric pressure impact of hollow groove 21 then rocks, the linkage through hinge page or leaf makes movable grate 6 all toward one side removal, steam pressure is too big to run out through discharge valve 912 department, because discharge valve 912's inside lining block 22 leads to about the gas vent size difficult, it is rotatory to make

discharge valve

912, 6 outside pulley 61 of in-process movable grate that leaks at steam pushes away through reset spring in the shifting chute 23 and resets, steam continuously produces, because discharge valve 92 gas vent steam outflow is different, then continuously make movable grate 6 reciprocating motion, the efficiency of upper end rubbish combustion has been accelerated.

Wherein, the bottom of the heat insulation box 8 is provided with a heat reflecting plate 81 corresponding to the movable grate 6, the heat reflecting plate 81 is a stainless steel polishing plate, heat can be reversely transmitted to the movable grate 6, and the combustion efficiency is improved.

The working principle is as follows:

garbage is put into the lower hopper 2, an electric valve of the spray head 10 is started, the spray head 10 sprays water, an electric push rod is started to push the rack 11 to reciprocate, then the reverse-push cleaning roller 203 is driven to clean the garbage, sludge and water fall through the screen 18, the sludge and sewage enter the mud-water separation equipment 204, the sewage and the sludge are separated through the mud-water separation equipment 204, the sewage enters the recovery box 3 and can be drawn to the spray head 10 for reuse, the sludge falls into the upper end of the fixed grate 5 through the slag outlet 13 to be conveyed and combusted, the forward and reverse motors drive the baffle plate 205 to rotate anticlockwise, so that the space of the lower hopper 2 between the reverse-push cleaning roller 203 and the baffle plate 205 is reduced, the garbage can be extruded, moisture in the garbage can be drained, when the forward and reverse motors drive the baffle plate 205 to rotate reversely, the baffle plate 205 is separated from the arc-shaped groove, the garbage is pushed down through the reverse-push cleaning roller 203 and enters the upper end of the movable grate 6 to be conveyed and combusted, the produced slag is discharged through the slag discharge port, the flue gas runs out of the flue 101, and during combustion, the combustion-supporting blower 82 is started, so that the combustion rate is improved, and the combustion efficiency at the upper end of the movable grate 6 is further improved through the heat reflecting plate 81.

Claims

1. The high-efficiency garbage treatment device for mixed garbage incineration comprises a furnace body (1), wherein a feeding hopper (2) is arranged at the upper end of the outer side of the furnace body (1), a hearth (4) is arranged at the lower end of the inner part of the furnace body (1), a stepped fixed grate (5) is arranged at the upper end of the hearth (4), a flue (101) for exhausting smoke is arranged at the upper end of the furnace body (1), a slag discharge port is arranged at the outer side of the furnace body (1), the high-efficiency garbage treatment device is characterized in that a stepped movable grate (6) is arranged at the upper end of the fixed grate (5), a first partition plate (201) is arranged at the center of the inner part of the feeding hopper (2), a rotatable baffle plate (205) is movably arranged at one side, close to the movable grate (6), a reverse-push cleaning roller (203) is obliquely arranged at one side, opposite to the baffle plate (205), of the inner part of the feeding hopper (2), and a spray head (10) is arranged at the outer side of the feeding hopper (2) corresponding to the reverse-push cleaning roller (203), hopper (2) inside is located reverse thrust cleaning roller (203) lower extreme down and installs guide block (203) that is hourglass hopper-shaped down, and guide block (203) center internally mounted has mud-water separation equipment (204) that separates sewage, mud-water separation equipment (204) are equipped with slag notch (13), delivery port (14), hopper (2) lower extreme is located down and is fixed with baffle two (16) between mud-water separation equipment (204) and baffle one (201), fixed grate (5) one end and baffle two (16) fixed connection, movable grate (6) one end and baffle one (201) swing joint, clearance intercommunication between slag notch (13) and baffle one (201), baffle two (16), furnace body (1) inside corresponds mud-water separation equipment (204) and is equipped with collection box (3) of retrieving moisture, delivery port (14) and collection box (3) intercommunication, furnace body (1) inside is located flue (101) one side and installs heat-insulating box (8), and heat-insulating box (8) internally mounted has combustion-supporting forced draught blower (82) that are used for the secondary combustion-supporting, water tank (9) are installed in furnace body (1) outside, are connected with between water tank (9) and movable grate (6) pipe (91) of carrying steam, push back cleaning roller (203) including square roller (17) and screen cloth (18), roller (17) are provided with a plurality ofly, and roller (17) are in same slope water flat line parallel arrangement, and the clearance is provided with between roller (17) follows roller (17) anticlockwise rotation shrink folding screen cloth (18).

2. The mixed refuse incineration high efficiency refuse treatment plant according to claim 1, characterized in that the spray head (10) is connected with the water supply pipe with a valve with the water tank (9) and the recovery tank (3).

3. The mixed garbage incineration high-efficiency garbage disposal device according to claim 1, wherein an arc-shaped groove (206) is formed in the lower hopper (2) corresponding to the baffle (205), a clamping plate which is extruded by garbage gravity to rotate and approach to one side of the upper surface of the baffle (205) is arranged at the upper end of the baffle (205), the clamping plate and the baffle (205) are in a V shape, the tail ends of the clamping plate and the baffle (205) are arranged in the arc-shaped groove (206) in a sliding manner, a limiting block is fixed at the upper end of the arc-shaped groove (206), and a positive and negative motor for driving the baffle (205) to rotate is installed on the outer side of the lower hopper (2).

4. The mixed garbage incineration high efficiency garbage disposal device according to claim 1, wherein a shaft rod (15) with a spiral wire is rotatably installed inside the slag outlet (13), and a gear is fixed to a lower end of the shaft rod (15).

5. The mixed waste incineration high efficiency waste treatment device according to claim 1, wherein the drum (17) is provided with engaging grooves (171) corresponding to the screen (18), and flexible ejector pins (19) are fixed in the engaging grooves (171).

6. The high-efficiency waste treatment device for mixed waste incineration according to claim 1, wherein one side of the movable grate (6) close to the first partition plate (201) is U-shaped, a row of driving teeth (20) are fixed on the front side and the rear side of the U-shaped notch, and the driving teeth (20) are engaged and clamped with a gear at the lower end of the shaft lever (15).

7. The mixed waste incineration high-efficiency waste treatment device according to claim 1, wherein the movable grates (6) are connected in a stepped manner through hinges, pulleys (61) are rotatably arranged on the front side and the rear side of each movable grate (6), the furnace body (1) is provided with moving grooves (23) corresponding to the front side and the rear side of each movable grate (6), and the pulleys (61) are slidably arranged in the moving grooves (23).

8. The high-efficiency waste treatment device for mixed waste incineration according to claim 1, wherein hollow grooves (21) are formed in the front side and the rear side of the interior of the movable grate (6) on one side of the slag discharge port, a spray pipe (911) extending into the hollow grooves (21) is installed on the guide pipe (91), an exhaust valve (912) which is rotated by steam impact is sleeved at an inlet at the outer side of the hollow grooves (21) at the upper end of the spray pipe (911), the exhaust valve (912) is in a hollow funnel shape, an exhaust port of the exhaust valve (912) is arranged outwards, and the outer side of the exhaust valve (912) is attached to and connected with the inner wall of the inlet at the outer side of the hollow grooves (21).

9. The mixed garbage incineration high efficiency garbage disposal device according to claim 8, wherein the exhaust port diameter of the exhaust valve (912) is larger than the pipe outer diameter of the spraying pipe (911), and an arc-shaped inner pad (22) is fixed to one side of the exhaust port of the exhaust valve (912).

10. The mixed garbage incineration high efficiency garbage disposal device according to claim 1, wherein a heat reflecting plate (81) is installed at the bottom of the heat insulating box (8) corresponding to the movable grate (6).