CN115247795A - Building abandonment rubbish incinerator - Google Patents

Abstract

The invention relates to the technical field of garbage treatment, and discloses a building waste incinerator which comprises a furnace body, wherein a slag hole is formed in the bottom end of the furnace body, a grate component is fixedly sleeved below the inner wall of the furnace body, an air inlet pipe is fixedly sleeved on the oblique side wall above the furnace body, the air inlet pipe is fixedly connected with a flow divider, one side of the flow divider is fixedly sleeved with the inner wall of the furnace body, the interior of the grate component is fixedly connected with the top end of a feeding component, the bottom end of the feeding component penetrates through the slag hole, and a packing auger is arranged inside the feeding component. According to the invention, the feeding part is arranged in the slag hole of the furnace body and penetrates through the furnace grate part, so that external garbage is conveyed to the top end of the furnace grate part through the auger in the feeding part, the function of feeding the garbage pile from the bottom end is realized, the situation that new garbage is directly thrown in and covers the surface layer of combustion garbage is avoided, the fire of the combustion garbage is effectively prevented from extinguishing, the garbage is fully combusted, and the generation of harmful gases such as dioxin is reduced.

Description

Building abandonment rubbish incinerator

Technical Field

The invention relates to the technical field of garbage treatment, in particular to a building waste incinerator.

Background

The problem of building waste garbage disposal is always a major environmental problem concerned all over the world, and the traditional waste garbage disposal mode mainly comprises two modes of landfill and incineration, wherein compared with landfill disposal, the garbage incineration does not occupy a large amount of land resources, and is a better disposal mode. The existing waste incineration treatment adopts a waste incinerator, and the specific process comprises the steps of putting and accumulating waste on a grate of the incinerator, supplying oxygen to the waste through an air inlet pipeline, and igniting the waste by matching with a burner to realize the continuous combustion of the waste heap from outside to inside so as to finally form residues or molten solid matters. The waste incinerator not only can greatly reduce the volume of waste, but also can utilize the heat generated by incineration to generate electricity and supply heat so as to achieve the purpose of energy recycling, so that the waste incinerator becomes a waste treatment device which is generally adopted at home and abroad at present.

However, the existing garbage incinerator has some defects in the using process: firstly, as the garbage is generally directly thrown above the fire grate, and the burning sequence of the garbage pile is from outside to inside, the newly thrown garbage can instantaneously cover the burning garbage, so that the oxygen of the burning garbage is reduced, the flame is extinguished, and the garbage is not fully burnt to generate harmful gases such as dioxin and the like; meanwhile, after the surface garbage is burnt into ash, ash and slag of the surface garbage cannot fall off in time, so that the lower-layer burnt garbage is not fully contacted with external oxygen, and phenomena such as flameout and the like easily occur, and the incineration efficiency is low.

Disclosure of Invention

Aiming at the defects of the existing garbage incinerator in the use process in the background technology, the invention provides the building waste incinerator which has the advantages of avoiding the influence of new garbage throwing on garbage combustion, expanding the contact area between garbage and oxygen and improving the incineration efficiency, and solves the technical problems in the background technology.

The invention provides the following technical scheme: the waste building incinerator comprises a furnace body, wherein a slag hole is formed in the bottom end of the furnace body, a grate component is fixedly sleeved below the inner wall of the furnace body, an air inlet pipe is fixedly sleeved on the inclined side wall above the furnace body, the air inlet pipe is fixedly connected with a flow divider, one side of the flow divider is fixedly sleeved with the inner wall of the furnace body, the interior of the grate component is fixedly connected with the top end of a feeding component, the bottom end of the feeding component penetrates through the slag hole, a packing auger is arranged inside the feeding component, a stopper is fixedly connected to the top end of the grate component and provided with an ash discharge hole, the grate component located on the outer side of the stopper is provided with a slag discharge hole, a movable ring is sleeved on the side wall of the middle of the grate component inside the stopper in an interference mode and comprises a movable member and an arc rod, one side of the top end of the movable member is fixedly connected with a wind blocking member, a side groove is formed in the side surface of the movable member and is movably connected with a rotating member through a side groove, and the top end of the movable member is communicated with the side groove through a vent pipe.

Preferably, the breather pipe comprises being responsible for and branch pipe, and is responsible for and corresponds six person in charge, corresponds with the highest branch pipe position the breather pipe is responsible for inner wall fixedly connected with stopper, is close to the fixed locating part that cup joints of rotating member side inner wall of moving part, the limiting plate is cup jointed in the inside activity of locating part, one side and the gag lever post fixed connection of limiting plate, and the gag lever post passes the locating part, pass through spring coupling between gag lever post and the locating part.

Preferably, a fixed pipe is fixedly sleeved on the lower inner wall of the rotating member, fixed rings are fixedly sleeved on the upper inner wall and the lower inner wall of each fixed pipe, moving members are movably sleeved on the inner walls of the fixed pipes between the two fixed rings, air holes are formed in the moving members, moving blocks are movably sleeved on the inner walls of the air holes, the top ends of the moving blocks are connected with the upper inner walls of the moving members through small springs, grooves are formed in the edges of the bottom ends of the moving members, the moving members are fixedly connected with the top ends of the moving bags through the grooves, the bottom ends of the moving bags are contacted with the top ends of the moving blocks through the moving members, the top ends of the moving members are connected with the upper inner walls of the rotating member through large springs, the bottom ends of the moving members are fixedly connected with the moving rod, and through holes communicated with the air holes are formed in the moving rod.

Preferably, the exhaust direction of the flow divider is inclined downwards, and the flow direction of the oxygen in the furnace body is anticlockwise rotated.

Preferably, the cross section of the fire grate component is designed to be an upper rectangle, a middle trapezoid and a lower rectangle, the inclined angle of the fire grate component is the same as that of the rotating component, the cross section of the ash discharge hole of the blocking component is inclined, the inclined angle of the ash discharge hole is the same as that of the rotating component, the branch pipe of the vent pipe is obliquely arranged, and the inclination of the branch pipe is the same as that of the rotating component.

Preferably, the number of the moving parts and the number of the arc rods are two, the moving parts and the arc rods are alternately arranged, one of the moving parts is correspondingly provided with one wind blocking piece, and the two wind blocking pieces are located on one side of the moving part in the rotating direction.

Preferably, the shape of locating part is for being close to the shape that one side bore grow gradually of moving part, keep away from the unchangeable shape of one side bore of moving part, the limiting plate has N type magnetism, the limiting block has S type magnetism.

Preferably, the through hole consists of a main air path and an auxiliary air path, the length of the main air path of the through hole is two thirds of that of the moving rod, and the auxiliary air path of the through hole is designed obliquely downwards.

The invention has the following beneficial effects:

1. according to the invention, the feeding part is arranged in the slag hole of the furnace body and penetrates through the furnace grate part, so that external garbage is conveyed to the top end of the furnace grate part through the auger in the feeding part, the function of feeding the garbage pile from the bottom end is realized, the situation that new garbage is directly thrown in and covers the surface layer of combustion garbage is avoided, the fire of the combustion garbage is effectively prevented from extinguishing, the garbage is fully combusted, and the generation of harmful gases such as dioxin is reduced.

2. The side wall above the grate element is sleeved with the movable ring formed by the movable element and the arc rod in an interference fit manner, the top end of the movable element is fixedly connected with the wind blocking element and the part thereof, the side surface of the movable element is movably connected with the rotating element and the part thereof, in the process that the parts such as the movable ring and the like rotate anticlockwise under the thrust action of the airflow of oxygen, when the rotating element is lifted by garbage and is positioned at the top end of the side groove, the channel of the limiting element is opened under the action of magnetic force, and the oxygen entering the rotating element through the vent pipe effectively pushes the movable rod to move outwards and go deep into the garbage on the surface layer, so that the oxygen is delivered into the garbage, the full contact of the garbage and the oxygen is promoted, the incineration effect of the equipment is enhanced, and the incineration efficiency of the equipment is improved.

3. When ash residues are burnt on the surface layer of the garbage, the whole volume of the garbage is reduced, the height of the garbage is reduced, the rotating piece is further lowered in the rotating process, the ash residues on the surface layer of the garbage are effectively scraped, the garbage is enabled to fall off in time, the phenomena of flameout and the like caused by insufficient contact between the lower-layer burnt garbage and external oxygen are prevented, the burning efficiency is improved, meanwhile, a channel of the limiting piece is closed, so that a closed space is formed in the rotating piece, the air pressure in the rotating piece is effectively changed by the air introduced into the branch pipe which is not at the highest position of the vent pipe, the moving rod is further pushed to move in a reciprocating mode, the ash residues on the surface layer are further vibrated and loosened, the ash residues are cleaned by the rotating piece, and the cleaning effect of the rotating piece is enhanced.

Drawings

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

FIG. 2 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of the structure shown at B in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 3 at C according to the present invention;

FIG. 5 is a schematic view of a partial structure of the present invention when the rotatable member is lowered to a position not in communication with the snorkel manifold;

FIG. 6 is a schematic view of a portion of the rotary member of the present invention lowered to a position in communication with the branch pipes of the snorkel;

FIG. 7 is a schematic view of the interior of the furnace body according to the present invention.

In the figure: 1. a furnace body; 11. a feeding member; 12. a grate component; 2. an air inlet pipe; 21. a flow divider; 3. a stopper; 4. a movable member; 40. an arc rod; 41. a choke member; 42. a breather pipe; 5. a rotating member; 6. a limiting member; 61. a limiting plate; 62. a limiting rod; 63. a limiting block; 7. a fixed tube; 71. a fixing ring; 8. a moving member; 81. a moving block; 82. moving the bladder; 9. a travel bar; 91. and a through hole.

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 and 7, a waste incinerator for construction waste comprises a furnace body 1, a gas filtering member is disposed at the top end of the furnace body 1, a slag outlet is disposed at the bottom end of the furnace body 1, an air inlet pipe 2 is fixedly sleeved on the upper oblique side wall of the furnace body 1, the air inlet pipe 2 is fixedly connected with a flow divider 21, one side of the flow divider 21 is fixedly sleeved with the inner wall of the furnace body 1, the exhaust direction of the flow divider 21 is inclined downward, the flow direction of oxygen in the furnace body 1 is counterclockwise rotation, the rotating member 5 can be effectively pushed to rotate counterclockwise, thereby effectively removing surface ash, a fire grate member 12 is fixedly sleeved below the inner wall of the furnace body 1, the section shape of the fire grate member 12 is designed to be upper rectangular, middle trapezoidal and lower rectangular, the inclined plane angle of the fire grate member 12 is the same as the inclined plane angle of the rotating member 5, after the waste is completely combusted, the rotation and descending operation of the rotating member 5 can completely clean ash in the ash residue 3, thereby not generating cleaning dead angles, the interior of the fire grate component 12 is fixedly connected with the top end of the feeding component 11, the bottom end of the feeding component 11 passes through the slag hole, the auger is arranged in the feeding component 11, the garbage can be effectively conveyed to the upper part of the fire grate component 12 from the outside, the connection increase of the bottom end of the garbage pile is realized, the top end of the fire grate component 12 is fixedly connected with the blocking component 3, the blocking component 3 is provided with an ash discharge hole, the section shape of the ash discharge hole of the blocking component 3 is inclined, the oblique angle of the ash discharge hole is the same as the oblique angle of the rotating component 5, the ash slag cleaned by the rotating component 5 can be effectively discharged out of the blocking component 3 through the ash discharge hole, then the ash slag falling into the fire grate component 12 is discharged out of the slag hole until the ash slag is discharged out of the furnace body 1 from the slag hole, the fire grate component 12 positioned outside the blocking component 3 is provided with the slag discharge hole, the side wall in the middle part 12 positioned in the blocking component 3 is sleeved with a movable ring, and the activity ring comprises moving part 4 and arc pole 40, moving part 4 and arc pole 40's quantity is two, and moving part 4 and arc pole 40 set up in turn, a moving part 4 corresponds and is equipped with a choke piece 41, and two choke pieces 41 all are located going to one side of moving part 4 direction of rotation, the position of choke piece 41 and the design of shape can make moving part 4 and rotating member 5's position further outstanding, thereby guarantee to promote the activity ring rotatory when oxygen anticlockwise rotation, and then improve and burn effect and efficiency, top one side and choke piece 41 fixed connection of moving part 4, the side groove has been seted up to the side of moving part 4, and moving part 4 passes through side groove and rotating member 5 swing joint.

Referring to fig. 2, fig. 5-fig. 6, further, the top end of the movable element 4 is communicated with the side groove through the vent pipe 42, the vent pipe 42 is composed of main pipes and branch pipes, one main pipe corresponds to six main pipes, the branch pipes of the vent pipe 42 are arranged obliquely, and the inclination of the branch pipes is the same as the inclined angle of the rotating element 5, so that the branch pipes above the surface layer of the garbage effectively ventilate the surface layer of the garbage, thereby accelerating the garbage combustion, the branch pipes communicated with the rotating element 5 push the change of the internal pressure of the rotating element 5, thereby causing the movable rod 9 to reciprocate, so as to vibrate the surface layer of the garbage, further turn the garbage, clean the ash, the inner wall of the vent pipe 42 corresponding to the highest branch pipe position is fixedly connected with a limiting block 63 with S-shaped magnetism, the limiting block 63 is fixedly connected to the inner wall of the side of the rotating element 5 near the movable element 4, the limiting block 6 is shaped such that the caliber of one side near the movable element 4 is gradually increased, the caliber of the movable element is unchanged, when the limiting block 61 moves to the large caliber, the limiting block 61 enters the rotating element 5, and the limiting block 61 is connected to the limiting block 62, so that the limiting block 6 and the limiting block 6 is connected to the limiting block 61, and the limiting element 62, when the limiting element 6 moves to the limiting block 61 and the limiting element 6, the limiting element is connected to the limiting element, and the limiting element 6.

Fig. 2, fig. 5 and fig. 6 are structural state diagrams of the rotating member 5 at different positions, specifically, as fig. 2, when the rotating member 5 is located at the topmost end of the side groove of the moving member 4 and is communicated with the highest branch pipe of the vent pipe 42, magnetic force between the limiting plate 61 and the limiting block 63 drives the limiting plate 61 to move outward, so as to open the passage of the limiting member 6, so that oxygen in the vent pipe 42 enters the rotating member 5, and outward movement and exhaust of the moving rod 9 are realized; as shown in fig. 5, when the rotating member 5 is located at a position not communicated with the branch pipe of the air pipe 42, the elastic force of the spring pulls the limiting plate 61 to retract, so that it contacts with the inner wall of the limiting member 6, thereby blocking the limiting member 6, and sealing the rotating member 5, so that the air pipe 42 will not ventilate the rotating member 5 any more; as shown in FIG. 6, when the rotary member 5 is connected to the non-highest branch pipe of the vent pipe 42, the gas in the branch pipe pushes the limiting plate 61 to move inwards, thereby compressing the gas pressure in the rotary member 5 and causing the moving rod 9 to move outwards slightly, thereby vibrating the surface layer of the garbage.

Referring to fig. 3-4, further, the lower inner wall of the rotating member 5 is fixedly sleeved with a fixed tube 7, the upper and lower inner walls of the fixed tube 7 are fixedly sleeved with fixed rings 71, the inner wall of the fixed tube 7 between the two fixed rings 71 is movably sleeved with a moving member 8, the moving member 8 is internally provided with an air hole, the inside of the air hole is movably sleeved with a moving block 81, the top end of the moving block 81 is connected with the upper inner wall of the moving member 8 through a small spring, the bottom end edge of the moving member 8 is provided with a groove, the moving member 8 is fixedly sleeved with the top end of a moving bag 82 through the groove, the bottom end of the moving bag 82 passes through the moving member 8 to be contacted with the top end of the moving block 81, the top end of the moving member 8 is connected with the upper inner wall of the rotating member 5 through a large spring, the bottom and the carriage release lever 9 fixed connection of moving member 8, and the through-hole 91 with the gas pocket intercommunication is seted up to the inside of carriage release lever 9, through-hole 91 comprises main gas circuit and vice gas circuit, the main gas circuit length of through-hole 91 is two-thirds of carriage release lever 9, the vice gas circuit of through-hole 91 is the design of slant downwards, can make through-hole 91 directly go into the inside of lower floor's rubbish when just starting burning and not producing the lime-ash, let in oxygen for lower floor's rubbish, increase its area of contact with oxygen, further make rubbish burning abundant, though the carriage release lever 9 stretches out when the carriage release lever 9 descends after producing the lime-ash, but through-hole 91 does not stretch out swivel 5, effectively guarantee that through-hole 91 is unblocked when vibrating the lime-ash rubbish.

The using method of the invention has the following working principle:

garbage is thrown into the furnace body 1 by an auger device in a feeding part 11, so that a garbage pile is formed in a space positioned at the top end of a fire grate part 12 and inside a blocking part 3, meanwhile, garbage is continuously conveyed in a space below a rotating part 5, so that the rotating part 5 is lifted until the rotating part reaches the topmost end of a side groove of a moving part 4, meanwhile, an air inlet pipe 2 is started, oxygen enters the furnace body 1 from a flow divider 21, and anticlockwise rotating airflow is generated, so that the movable ring and parts thereof are pushed to rotate anticlockwise, at the moment, a burner is started to ignite the surface layer of the garbage and start the combustion of the garbage, in the combustion process of the garbage, as the wind blocking part 41 is subjected to airflow thrust, the movable ring has the function of continuous rotation, when the garbage just starts to combust and the rotating part 5 is communicated with a highest vent pipe 42 branch pipe, as the position between a limiting plate 61 and a limiting block 63 corresponds, so that the magnetic attraction between the limiting plate 61 and the limiting block 63 drives the limiting plate 61 to move outwards and open the channel of the limiting member 6, further the oxygen in the vent pipe 42 is introduced into the rotating member 5 to promote the air pressure in the rotating member 5 to continuously increase, thereby pushing the moving rod 9 to move outwards and further to extend into the garbage, meanwhile, along with the extension of the moving rod 9, the moving member 8 moves outwards to contact and extrude the fixed ring 71, the moving bag 82 deforms and pushes the moving block 81 to move, thereby opening the air hole for moving the moving member 8, so that the oxygen in the rotating member 5 is dispersed into the garbage through hole 91, effectively enlarging the contact area between the garbage and the oxygen, fully burning the garbage, further improving the burning efficiency and effect of the garbage, when the garbage on the surface layer is burnt into ash, the volume of the garbage is reduced, further the rotating member 5 is driven to rotate downwards, so that the bottom end of the rotating member 5 scrapes and cleans the ash on the surface layer of the ash, and the ash on the surface layer of the garbage pile timely falls off, prevent its rubbish burning that influences the below, when the rotating member 5 is located the position of non-communicating with the branch pipe of breather pipe 42, because limiting plate 61 keeps away from with stopper 63, limiting plate 61 is blocked locating part 6 by the spring force effect, make the inside enclosure space that is of rotating member 5, thereby shift lever 9 retracts into rotating member 5, effectively prevent that through-hole 91 from being influenced by lime-ash and stopping up, when rotating member 5 communicates with the non-highest position branch pipe of breather pipe 42, the gas that lets in the branch pipe promotes limiting plate 61 and inwards removes this moment, thereby compress the internal gas pressure of rotating member 5, make shift lever 9 slightly move outward, and then produce the vibration to the rubbish top layer, both realized loosening to the surperficial rubbish of table, make it fully contact with oxygen, realize the breakage to the lime-ash, further strengthen the cleaning ability of rotating member 5, when rotating member 5 descends to be about to all burns soon, feeding member 11 transports new rubbish to the bottom of burning rubbish once more, increase its rubbish volume, and the burning that new rubbish falls into when the grate member 12 top does not hinder the burning of rubbish, thereby realize long-time work of equipment.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (8)

1. The utility model provides a building abandonment waste incinerator, includes furnace body (1), the slag notch has been seted up to the bottom of furnace body (1), the fixed grate spare (12) that cup joints in inner wall below of furnace body (1), its characterized in that: the furnace body is characterized in that an air inlet pipe (2) is fixedly sleeved on an inclined side wall above the furnace body (1), the air inlet pipe (2) is fixedly connected with a flow divider (21), one side of the flow divider (21) is fixedly sleeved with the inner wall of the furnace body (1), the interior of the fire grate component (12) is fixedly connected with the top end of the feeding component (11), the bottom end of the feeding component (11) penetrates through a slag outlet, a packing auger is arranged in the feeding component (11), the top end of the fire grate component (12) is fixedly connected with a blocking component (3), the blocking component (3) is provided with an ash discharge hole, the fire grate component (12) positioned on the outer side of the blocking component (3) is provided with a slag discharge hole, the side wall in the middle of the fire grate component (12) positioned in the blocking component (3) is in interference fit with a movable ring, the movable ring is composed of a movable component (4) and an arc rod (40), one side of the top end of the movable component (4) is fixedly connected with a wind blocking component (41), the side groove is formed in the side groove, the movable component (4) is movably connected with a rotating component (5), and the top end of the movable component (4) is communicated with a vent pipe (42).

2. The construction waste incinerator according to claim 1, wherein: breather pipe (42) are constituteed by being responsible for and branch pipe, and one is responsible for and corresponds six and is responsible for, corresponds with the highest branch pipe position breather pipe (42) are responsible for inner wall fixedly connected with stopper (63), are close to rotating member (5) side inner wall of moving part (4) is fixed and is cup jointed locating part (6), limiting plate (61) is cup jointed in the inside activity of locating part (6), one side and gag lever post (62) fixed connection of limiting plate (61), and gag lever post (62) pass locating part (6), through spring coupling between gag lever post (62) and locating part (6).

3. The construction waste incinerator according to claim 2, wherein: the lower inner wall of the rotating part (5) is fixedly sleeved with a fixed pipe (7), the upper inner wall and the lower inner wall of the fixed pipe (7) are fixedly sleeved with fixed rings (71), moving parts (8) are movably sleeved on the inner walls of the fixed pipes (7) between the two fixed rings (71), air holes are formed in the moving parts (8), moving blocks (81) are movably sleeved in the air holes, the top ends of the moving blocks (81) are connected with the upper inner walls of the moving parts (8) through small springs, grooves are formed in the bottom end edges of the moving parts (8), the moving parts (8) are fixedly connected with the top ends of the moving bags (82) through the grooves, the bottom ends of the moving bags (82) penetrate through the moving parts (8) to be in contact with the top ends of the moving blocks (81), the top ends of the moving parts (8) are connected with the upper inner wall of the rotating part (5) through large springs, the bottom ends of the moving parts (8) are fixedly connected with moving rods (9), and through holes (91) communicated with the air holes are formed in the moving rods (9).

4. The construction waste incinerator according to claim 1, wherein: the exhaust direction of the flow divider (21) is inclined downwards, and the flow direction of oxygen in the furnace body (1) is anticlockwise rotation.

5. The construction waste incinerator according to claim 1, wherein: the section of the fire grate component (12) is designed to be an upper rectangle, a middle trapezoid and a lower rectangle, the inclined angle of the fire grate component (12) is the same as that of the rotating component (5), the section of the ash discharge hole of the blocking component (3) is inclined, the inclined angle of the ash discharge hole is the same as that of the rotating component (5), the branch pipe of the vent pipe (42) is obliquely arranged, and the inclination of the branch pipe is the same as that of the rotating component (5).

6. The construction waste incinerator according to claim 1, wherein: the number of the moving pieces (4) and the number of the arc rods (40) are two, the moving pieces (4) and the arc rods (40) are alternately arranged, one of the moving pieces (4) is correspondingly provided with one wind blocking piece (41), and the two wind blocking pieces (41) are both located on one side of the moving piece (4) in the rotating direction.

7. The construction waste incinerator according to claim 2, wherein: the shape of locating part (6) for being close to the one side bore grow gradually of moving part (4), keep away from the unchangeable shape of one side bore of moving part (4), limiting plate (61) have N type magnetism, limiting block (63) have S type magnetism.

8. The construction waste incinerator according to claim 3, wherein: the through hole (91) is composed of a main air path and an auxiliary air path, the length of the main air path of the through hole (91) is two thirds of that of the moving rod (9), and the auxiliary air path of the through hole (91) is designed in an inclined downward mode.

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