CN109974008B

CN109974008B - Kitchen waste incineration treatment equipment convenient to dry

Info

Publication number: CN109974008B
Application number: CN201910227089.8A
Authority: CN
Inventors: 董秋月; 杨彩花
Original assignee: Hangzhou Genglan Biological Technology Co ltd
Current assignee: Hangzhou Genglan Biological Technology Co ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-07-24
Anticipated expiration: 2039-03-25
Also published as: CN109974008A; CN111536526A

Abstract

The invention discloses kitchen waste incineration treatment equipment convenient for drying, which comprises an incinerator, wherein the incinerator is provided with a drying cavity for reducing the moisture content in the kitchen waste to below 30% and an incineration cavity for thoroughly incinerating the kitchen waste, a material shaking device for turning over the kitchen waste is arranged in the incineration cavity, the material shaking device comprises a material shaking plate for controlling the turning over of the dried kitchen waste, the drying cavity is provided with a purification box for purifying smoke generated during incineration, and the purification box is provided with a first filter element and a second filter element for purifying the smoke; through the setting of above-mentioned structure for the flue gas can realize filterable effect through the processing that first filtration piece and second filtered, can avoid the direct discharge of flue gas and cause the pollution to the atmosphere, has guaranteed the stability of furnace internal pressure, and has guaranteed the feature of environmental protection.

Description

Kitchen waste incineration treatment equipment convenient to dry

Technical Field

The invention belongs to the technical field of garbage treatment, and particularly relates to kitchen garbage incineration treatment equipment convenient to dry.

Background

In the process of urbanization, garbage is once a burden for urban development as a product of urban metabolism, and many cities in the world have the situation of surrounding garbage. The waste incineration is an old traditional method for treating the waste, and the waste is treated by an incineration method, so that the reduction effect is obvious, the land is saved, various pathogens can be eliminated, and toxic and harmful substances can be converted into harmless substances.

The publication No. CN107504494A discloses a domestic waste incineration treatment system, which can effectively treat the waste gas generated during incineration, so that the waste gas reaches the emission standard, is non-toxic and harmless, does not pollute the atmosphere, and realizes the environment-friendly treatment of the waste.

However, one of the household garbage is vegetables, fruit peels, leftovers and the like with large water content, and the kitchen garbage is burned at a combustion temperature hardly exceeding 900 ℃ due to the large water content, so that dioxin, a strong carcinogen, is generated, and therefore, before the kitchen garbage is burned, the water content in the kitchen garbage needs to be reduced.

The existing device can be used for drying kitchen waste so as to reduce the moisture content in the kitchen waste, so that the kitchen waste can be efficiently combusted, the combustion efficiency of the kitchen waste is improved, generation of strong carcinogen dioxin is avoided, the environment friendliness during burning of the kitchen waste is guaranteed, the safety is improved, and the kitchen waste is very practical.

However, the device can generate smoke and steam when burning and drying the kitchen waste, and the smoke and the steam are not discharged in time, so that the pressure in the burning furnace can be increased, the smoke contains harmful gases, the atmosphere can be polluted, the environment can be polluted by directly discharging the smoke, and the device is not environment-friendly.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the kitchen waste incineration treatment equipment which is environment-friendly, reliable, efficient, safe and convenient to dry.

In order to achieve the purpose, the invention adopts the following technical scheme: the kitchen waste incineration treatment equipment convenient to dry comprises an incinerator, wherein a drying cavity used for reducing the moisture content in the kitchen waste to be below 30% and an incineration cavity used for thoroughly incinerating the kitchen waste are arranged on the incinerator, a material shaking device used for turning the kitchen waste is arranged in the incineration cavity, the material shaking device comprises a material shaking plate used for controlling the kitchen waste after drying to turn, a purification box used for purifying smoke generated during incineration is arranged on the drying cavity, and a first filter piece and a second filter piece used for purifying the smoke are arranged on the purification box; through the setting of above-mentioned structure for the flue gas can realize filterable effect through the processing that first filtration piece and second filtered, can avoid the direct discharge of flue gas and cause the pollution to the atmosphere, has guaranteed the stability of furnace internal pressure, and has guaranteed the feature of environmental protection.

The purifying box is communicated with the drying cavity through an air duct, and an air exhaust fan blade group for exhausting air is arranged in the air duct; through the arrangement of the structure, gas can be directly subjected to flue gas purification treatment in the purification box through extraction of the exhaust fan blade group in the drying cavity, so that the stay of the flue gas is avoided and the pressure in the furnace is too large.

A plurality of support bars for supporting the first filter element and the second filter element are arranged in the purifying box, and handles are arranged on the first filter element and the second filter element; through the setting of above-mentioned structure for first filter and second filter have realized the detachable mounting means, so that filter first filter and second and change the washing, very simple and convenient.

The top of the purification box is provided with a reversible cover plate, and the cover plate is provided with an exhaust pipeline for exhausting purified gas; through the setting of above-mentioned structure to change and wash first filter piece and second filter piece, and do not influence the emission of flue gas, simple structure and easily operation.

The bottom of the purifying box is provided with a sealing gasket, the cover plate is provided with a first magnetic part, and the side wall of the purifying box is provided with a second magnetic part matched with the first magnetic part; through the arrangement of the structure, the cover plate can be firmly fixed on the purifying box through the first magnetic part and the second magnetic part, the leakage of smoke is avoided, and the sealing performance of the purifying box is improved.

The material shaking device comprises a first baffle and a second baffle which are used for blocking and limiting a material shaking plate, a second elastic piece and a third elastic piece which are respectively connected with the first baffle and the second baffle are arranged on the material shaking plate, a plurality of buffer assemblies are arranged at the end part of the material shaking plate at equal intervals, and each buffer assembly comprises two cushion blocks arranged on the material shaking plate and a fourth elastic piece fixedly arranged on the cushion blocks; through the setting of above-mentioned structure, make and tremble the material board and can pass through the spacing of first baffle and second baffle, avoid trembling the material board and taking place to break away from in the shake, and the influence is to the burning of kitchen garbage, the setting of second elastic component and third elastic component, can increase the elastic potential energy when trembling the flitch shake, be convenient for strengthen the shake effect of trembling the flitch afterwards, and the setting of buffering subassembly, can reduce the impact force that trembles the flitch and last the inner wall of burning the chamber when the shake, reduce the loss, can increase elastic potential energy for the shake of trembling the flitch simultaneously.

The first baffle and the second baffle are respectively provided with a first stop block and a second stop block, the material shaking plate is provided with a third stop block and a fourth stop block which are respectively matched with the first stop block and the second stop block and a top block which is matched with the cam, the cam is provided with a plurality of first arc-shaped protrusions, the side wall of the top block is provided with a convex part, and the convex part is provided with a second arc-shaped protrusion which is matched with the first arc-shaped protrusions; through the setting of above-mentioned structure, make and tremble the flitch and can realize stopping when trembling the flitch shake through the cooperation between first dog and second dog and third dog and the fourth dog, avoid trembling the separation of flitch when the shake, guarantee to tremble the reliable and stable nature of flitch when the shake, and the protruding setting of first arc and second arc, make the cam can drive and tremble the effect that the flitch realized horizontal shake, the shake direction of trembling the flitch has been increased, thereby strengthened and trembled the shake effect of flitch to kitchen garbage.

The invention has the following advantages: this kitchen garbage incineration disposal equipment convenient to dry passes through the setting of above-mentioned structure for the flue gas can be through the purification treatment of purifying box, and direct discharge has avoided the pressure in the stove too big, can avoid the direct emission of flue gas simultaneously, has guaranteed the device's feature of environmental protection to atmospheric environment's pollution.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective sectional view of fig. 1.

Fig. 3 is an enlarged view of a structure at a in fig. 2.

Fig. 4 is an enlarged view of a structure at B in fig. 2.

Fig. 5 is an enlarged view of a structure at C in fig. 2.

Fig. 6 is an enlarged view of the structure at D in fig. 2.

Fig. 7 is an enlarged view of a structure at E in fig. 6.

Fig. 8 is an enlarged view of the structure at F in fig. 2.

Fig. 9 is a perspective view of the material shaker plate of fig. 1.

Detailed Description

As shown in fig. 1-9, a kitchen waste incineration treatment device convenient for drying comprises an incinerator 1, wherein the incinerator 1 is provided with a feed hopper 11 for feeding kitchen waste and a discharge port 12 for discharging residues generated after incineration, the discharge port 12 is arranged in an inclined manner, the incinerator 1 is provided with a drying chamber 2 for reducing the moisture content in the kitchen waste to below 30% and an incineration chamber 3 for thoroughly incinerating the kitchen waste, the drying chamber 2 is provided with a stirring device for stirring the kitchen waste, the incineration chamber 3 is provided with a material shaking device for stirring the kitchen waste and a plurality of flame guns for combusting the kitchen waste, and by means of the arrangement of the structure, the kitchen waste can be incinerated before being incinerated, the effect of reducing the moisture content in the drying chamber can be realized, and the kitchen waste can be prevented from being thoroughly incinerated due to excessive moisture content, the efficiency of burning the kitchen waste is effectively improved, the generation of strong carcinogen dioxin is avoided, and the safety and the environmental protection are ensured; a movable plate 111 capable of turning in one direction is arranged at the feed hopper, a torsional spring 112 is arranged at the joint of the movable plate and the drying cavity, so as to control the opening and closing of the feed hopper, and the movable door can automatically turn over after the kitchen waste enters the drying cavity, the feed hopper is sealed, the odor is prevented from leaking, the working environment is not influenced, after a plurality of experiments, when the moisture content in the kitchen waste is lower than 30%, the kitchen waste is incinerated with the best effect and the highest incineration efficiency, if the kitchen waste is completely dried, a lot of time is wasted and the work efficiency is affected, the drying cavity is arranged below the burning cavity, a discharging hopper 121 for containing the incinerated residue is arranged at the discharging port, a cover body 122 is arranged at the bottom of the discharging hopper, can open and close out the hopper, when the unnecessary two-thirds of residue in the hopper, need clear up the residue, open the lid discharge can.

The stirring device comprises a first stirring rod 21, a second stirring rod 22 and a third stirring rod 23 for stirring the kitchen waste and a first driving piece 24 for driving the first stirring rod 21, the second stirring rod 22 and the third stirring rod 23 to rotate, the drying cavity 2 is arranged in a hemispherical cavity, and a connecting block 241 is fixedly arranged on the first driving piece 24; the end parts of the first stirring rod 21, the second stirring rod 22 and the third stirring rod 23 are respectively provided with a stirring pad 211, the horizontal position of the end part of the first stirring rod 21 is higher than that of the second stirring rod 22, the horizontal position of the end part of the second stirring rod 22 is higher than that of the third stirring rod 23, the first stirring rod 21, the second stirring rod 22 and the third stirring rod 23 are respectively and fixedly connected with a connecting block 241, and through the arrangement of the first stirring rod, the second stirring rod and the third stirring rod, the first stirring rod, the second stirring rod and the third stirring rod can stir kitchen waste with different heights, so that the stirring effect on the kitchen waste is enhanced, the kitchen waste is fully heated, the stirring area of the stirring rods is increased due to the arrangement of the stirring pads, the stirring pads are adaptive to the inner wall of the drying cavity, and the loss is reduced; above-mentioned first driving piece adopts the motor setting, and for prior art, it is no longer repeated here, after kitchen garbage gets into the stoving intracavity, first driving piece starts, and first driving piece drives the connecting block rotation, and the rotation of connecting block drives first stirring rod, second stirring rod and third stirring rod and rotates to the realization is to kitchen garbage's stirring, and above-mentioned stirring pad adopts metal material to make.

The drying chamber 2 is provided with a rotatable heating box 25 and a rotating disc 26 for assisting the rotation of the heating box 25, the first stirring rod 21, the second stirring rod 22 and the third stirring rod 23 are all provided with air injection pipes 27 for injecting hot air, the first stirring rod 21, the second stirring rod 22 and the third stirring rod 23 are all provided with conveying pipelines 212 communicated with the air injection pipes 25, the heating box 25 is communicated with the rotating disc 26 through a first air supply pipe 251, the conveying pipelines 212 are communicated with the rotating disc 26 through a second air supply pipe 213, through the arrangement of the structure, the rotating disc can drive the heating box to rotate, the interference of the first stirring rod, the second stirring rod and the third stirring rod on the pipeline conveying hot air during rotation is avoided, the stable reliability of hot air conveying is ensured, and the first stirring rod, the second stirring rod and the third stirring rod can inject the hot air during rotation, the drying effect of the kitchen waste is realized; be equipped with the gas-supply pipe 252 that is used for air supply on the heating cabinet 25, be equipped with the hot plate 253 that a plurality of equidistance intervals set up in the heating cabinet 25, all be equipped with the gas pocket 254 on each hot plate 25, the gas pocket 254 is the setting of staggering, the heating cabinet 25 is through a plurality of spliced poles 255 and rolling disc 26 fixed connection, be equipped with on the rolling disc 26 and be used for assisting the rotatory annular slider 261 of rolling disc 26, through the setting of above-mentioned hot plate for the air can carry out the heating that flows in the heating cabinet, prolongs the heat time of air in the heating cabinet, makes the air be heated more evenly, improves the heating efficiency to the air, and the setting of annular slider, can strengthen the rotatory effect of rolling disc, makes laborsaving smooth and easy that can be more when the rolling disc is rotatory.

The heating plate is made of metal materials and is connected with an external circuit, the second air supply pipeline is made of metal materials, the rotating disc and the stirring rod are prevented from rotating, the second air supply pipeline is damaged, when the first stirring rod, the second stirring rod and the third stirring rod start to stir kitchen waste, the heating box heats air conveyed in through the air pipe, the air slowly flows downwards along spaces and air holes between the heating plates from the top of the heating plate until entering the first air supply pipe, the air passes through the rotating disc and enters the second air supply pipe, finally, the air is sprayed out from the air spraying pipe through the conveying pipeline, and the kitchen waste is dried.

When the first stirring rod, the second stirring rod and the third stirring rod rotate, the first stirring rod, the second stirring rod and the third stirring rod can drive the second air supply pipe to rotate through the connecting block, the second air supply pipe drives the rotating disc to rotate, and the rotating disc drives the heating box to rotate through the connecting columns, so that stable drying of the kitchen waste is realized.

The bottom in stoving chamber 2 is equipped with the opening that is used for discharging the kitchen garbage after drying, burn the intracavity and be equipped with in 3 and be used for controlling the opening and close closure 31, be used for driving closure 31 to carry out the second driving piece 32 that goes up and down to remove and be used for supporting the first support frame 33 of second driving piece 32, be equipped with on the closure 31 and be used for assisting closure 31 to seal open-ended closure piece 311, closure 31 is the calotte setting, the upper surface of closure piece 311 is the cambered surface setting of downward sloping, be equipped with on the opening with closure piece 311 matched with open slot, through the setting of above-mentioned closure piece to when kitchen garbage's moisture reduces to a certain extent, directly carry kitchen garbage to burning the intracavity and burn the processing, avoid the quick loss of temperature, reduced the intracavity and heated the required time of kitchen garbage, the effectual incineration efficiency to kitchen garbage that has improved, due to the arrangement of the sealing piece and the sealing block, the kitchen waste is prevented from being accumulated on the top and being incapable of entering the incineration cavity; above-mentioned closing member adopts high temperature resistant material to make, above-mentioned second driving piece adopts the cylinder setting, for prior art, it is no longer repeated here, after kitchen garbage dries to finish, the second driving piece starts, drive closing member downstream, thereby open the opening, make kitchen garbage fall into the burning intracavity, after kitchen garbage drops to finish, the second driving piece starts, drive closing member rebound, until in the closing piece gets into the open slot completely, continue to dry the kitchen garbage of next ripples, the temperature of burning the intracavity remains throughout more than 900 degrees, after kitchen garbage drops to burning the intracavity, can heat up rapidly, exceed 900 degrees rapidly, burn, therefore, do not have strong carcinogen dioxin and generate.

The material shaking device comprises a material shaking plate 34 used for controlling the kitchen waste after drying to turn, a cam 35 used for controlling the material shaking plate 34 to shake and a third driving piece 36 used for driving the cam 35 to rotate, a plurality of through holes 341 are formed in the material shaking plate 34, the material shaking plate 34 is connected with the discharge hole 12 through a first elastic piece 342, the material shaking plate 34 is arranged in an inclined mode, a plurality of leakage-proof pieces 37 fixedly connected with the material shaking plate 34 are arranged on the incineration chamber 3, through the arrangement of the structure, the material shaking plate can shake and control the kitchen waste during combustion, the kitchen waste can be turned, the contact area between the kitchen waste and air is increased, the kitchen waste is incinerated more thoroughly, and the ash generated during combustion of the kitchen waste can be shaken out by the arrangement of the through holes and is discharged downwards through the through holes, the interference of the accumulation of the soot on the combustion of the kitchen waste is avoided; the third driving member is provided with a motor, which is a conventional technique and is not described herein again, in this embodiment, the first elastic member, the second elastic member and the third elastic member are all provided with a coil spring, which is a conventional technique and is not described herein again, when the kitchen waste enters the burning cavity, the kitchen waste is burned by a flame gun in the burning cavity, after burning for a certain time, the third driving device is started to rotate the cam and push the shaking plate to shake, when the shaking plate shakes, ash falls down through the through hole, and part of solid residue moves to the discharge port along the inclined shaking plate, and finally enters the discharge hopper, so as to burn the kitchen waste, the leakage-proof member is made of rubber material, the surface of the leakage-proof member is coated with inorganic high temperature resistant coating, so as to avoid the influence of high temperature on the rubber material, and the leakage-proof member can avoid the kitchen waste from falling into the gap of the shaking plate, and deformation is carried out along with the shake of trembleing the flitch, can not disturb the shake of trembleing the flitch.

The material shaking device comprises a first baffle 38 and a second baffle 39 which are used for blocking and limiting the material shaking plate 34, the material shaking plate 34 is provided with a second elastic element 343 and a third elastic element 344 which are respectively connected with the first baffle 38 and the second baffle 39, the end part of the material shaking plate 34 is provided with a plurality of buffer components at equal intervals, each buffer component comprises two cushion blocks 345 arranged on the material shaking plate 34 and fourth elastic elements 346 fixedly arranged on the cushion blocks 345, through the arrangement of the structure, the material shaking plate can be limited by the first baffle and the second baffle to avoid the material shaking plate from being separated during shaking to influence the incineration of kitchen waste, the arrangement of the second elastic element and the third elastic element can increase the elastic potential energy during shaking of the material shaking plate, so that the shaking effect of the material shaking plate can be enhanced later, and the arrangement of the buffer components can reduce the continuous impact force of the material shaking plate on the inner wall of the incineration chamber during shaking, the loss is reduced, and meanwhile, the elastic potential energy can be added for the shaking of the material shaking plate; the first baffle 38 and the second baffle 39 are respectively provided with a first stopper 381 and a second stopper 391, the material shaking plate 34 is provided with a third stopper 347 and a fourth stopper 348 respectively matched with the first stopper 381 and the second stopper 391 and a top block 349 matched with the cam 35, the cam 35 is provided with a plurality of first arc-shaped protrusions 351, the side wall of the top block 349 is provided with a convex part 3491, the convex part 3491 is provided with a second arc-shaped protrusion 3492 matched with the first arc-shaped protrusion 351, through the arrangement of the structure, the material shaking plate can realize the blocking of the material shaking plate when shaking through the matching between the first stopper and the second stopper as well as the third stopper and the fourth stopper, the separation of the material shaking plate when shaking is avoided, the stable reliability of the material shaking plate when shaking is ensured, and the arrangement of the first arc-shaped protrusion and the second arc-shaped protrusion enables the cam to drive the material shaking plate to realize the transverse shaking effect, the shaking direction of the material shaking plate is increased, so that the shaking effect of the material shaking plate on the kitchen waste is enhanced.

Above-mentioned fourth elastic component adopts arc metal shrapnel to support, for prior art, it is no longer repeated here, when third driving piece starts, the cam is rotatory, the kicking block can be pushed up to the cam, make the kicking block drive and tremble the flitch and carry out longitudinal shake, and the first arc of cam side is protruding to move the second arc on the convex part in the top that can discontinuity and is protruding, make and tremble the horizontal shake of flitch, when trembleing the flitch and shake, fourth elastic component discontinuity and burning intracavity wall contact, and first baffle second baffle remains throughout and blocks spacingly to third dog and fourth dog.

The drying cavity 2 is provided with the purifying box 4 for purifying the smoke generated during incineration, the purifying box 4 is provided with the first filtering piece 41 and the second filtering piece 42 for purifying the smoke, and through the arrangement of the structure, the smoke can be treated by the first filtering piece and the second filtering piece, so that the filtering effect is realized, the pollution to the atmosphere caused by the direct discharge of the smoke can be avoided, the stability of the pressure in the furnace is ensured, and the environmental protection is ensured; the purifying box 4 is communicated with the drying cavity 2 through an air duct 43, an air exhaust fan blade group 431 for extracting gas is arranged in the air duct 43, and through the arrangement of the structure, the gas can be extracted in the drying cavity through the air exhaust fan blade group and directly enters the purifying box for flue gas purification treatment, so that the phenomenon that the pressure in the furnace is overlarge due to the retention of the flue gas is avoided; above-mentioned first filter and second filter all adopt ordinary filter screen setting, for prior art, no longer give unnecessary details here, and above-mentioned air exhaust fan blade group is existing product on the existing market, and for prior art, no longer give unnecessary details here, when having the flue gas in the incinerator, the air exhaust fan blade group starts, pumps the flue gas for in the flue gas passes through vent pipe and gets into the purifying box, passes first filter and second filter the piece after, directly discharges through exhaust duct.

A plurality of support bars 44 for supporting the first filter element 41 and the second filter element 42 are arranged in the purifying box 4, and the handles 411 are arranged on the first filter element 41 and the second filter element 42, so that the first filter element and the second filter element can be detachably mounted, and the first filter element and the second filter element can be conveniently replaced and cleaned, which is very simple and convenient; the top of the purifying box 4 is provided with a turnover cover plate 45, the cover plate 45 is provided with an exhaust pipeline 451 for exhausting purified gas, and through the arrangement of the structure, the first filter element and the second filter element can be conveniently replaced and cleaned, the emission of flue gas is not influenced, the structure is simple, and the operation is easy; when first filter and the second of needs change filter the piece, directly open and turn over the board, mention the handle, directly take up first filter and the second filters piece, change the back, filter first filter and second and place on the support bar, directly close the apron to accomplish the change.

The bottom of the purifying box 4 is provided with a sealing gasket 46, the cover plate 45 is provided with a first magnetic part 451, the side wall of the purifying box 4 is provided with a second magnetic part 47 matched with the first magnetic part 451, and through the arrangement of the structure, the cover plate can be firmly fixed on the purifying box through the first magnetic part and the second magnetic part, so that the leakage of smoke is avoided, and the sealing performance of the purifying box is improved; above-mentioned sealed pad adopts rubber materials to make, and above-mentioned first magnetism spare and second magnetism spare adopt the permanent magnet setting, for prior art, and here is no longer repeated, and when the purifying box was closed to the apron, first magnetism spare and second magnetism spare opposite poles attracted to the realization is to the fixed effect of apron.

Claims

1. A kitchen waste incineration treatment device convenient for drying comprises an incinerator (1), wherein a drying cavity (2) used for reducing the moisture content in kitchen waste to be below 30% and an incineration cavity (3) used for thoroughly incinerating the kitchen waste are arranged on the incinerator (1), a material shaking device used for turning over the kitchen waste is arranged in the incineration cavity (3), and the material shaking device comprises a material shaking plate (34) used for controlling the kitchen waste after drying to be turned over; the method is characterized in that: a purification box (4) for purifying smoke generated during incineration is arranged on the drying cavity (2), and a first filter element (41) and a second filter element (42) for purifying smoke are arranged on the purification box (4);

the kitchen waste incinerator (1) is provided with a feed hopper (11) for feeding kitchen waste and a discharge hole (12) for discharging residues generated after incineration, the discharge hole (12) is obliquely arranged, the drying cavity (2) is provided with a stirring device for stirring the kitchen waste, the feed hopper is provided with a movable plate (111) capable of turning in a single direction, a torsion spring (112) is arranged at the joint of the movable plate and the drying cavity, the discharge hole is provided with a discharge hopper (121) for containing the residues after incineration, and the bottom of the discharge hopper is provided with a cover body (122) capable of opening and closing the discharge hopper;

the stirring device comprises a first stirring rod (21), a second stirring rod (22) and a third stirring rod (23) for stirring the kitchen waste and a first driving piece (24) for driving the first stirring rod (21), the second stirring rod (22) and the third stirring rod (23) to rotate, the drying cavity (2) is arranged in a hemispherical cavity, and a connecting block (241) is fixedly arranged on the first driving piece (24); the ends of the first stirring rod (21), the second stirring rod (22) and the third stirring rod (23) are all provided with stirring pads (211), the horizontal position of the end part of the first stirring rod (21) is higher than that of the second stirring rod (22), the horizontal position of the end part of the second stirring rod (22) is higher than that of the third stirring rod (23), the first stirring rod (21), the second stirring rod (22) and the third stirring rod (23) are respectively and fixedly connected with the connecting block (241);

the first stirring rod (21), the second stirring rod (22) and the third stirring rod (23) are all provided with an air injection pipe (27) for injecting hot air, and the opening of the air injection pipe is arranged downwards;

the kitchen waste drying device is characterized in that an opening used for discharging dried kitchen waste is formed in the bottom of the drying cavity (2), a sealing part (31) used for controlling opening and closing of the opening, a second driving part (32) used for driving the sealing part (31) to move up and down and a first supporting frame (33) used for supporting the second driving part (32) are arranged in the burning cavity (3), a sealing block (311) used for assisting the sealing part (31) to seal the opening is arranged on the sealing part (31), the sealing part (31) is arranged in a dome shape, the upper surface of the sealing block (311) is arranged in a downward-inclined arc surface shape, and an open slot matched with the sealing block (311) is formed in the opening;

the material shaking device comprises a first baffle (38) and a second baffle (39) which are used for blocking and limiting a material shaking plate (34), a second elastic piece (343) and a third elastic piece (344) which are respectively connected with the first baffle (38) and the second baffle (39) are arranged on the material shaking plate (34), a plurality of buffer assemblies are arranged at the end part of the material shaking plate (34) at equal intervals, and each buffer assembly comprises two cushion blocks (345) arranged on the material shaking plate (34) and a fourth elastic piece (346) fixedly arranged on the cushion blocks (345);

the material shaking device also comprises a cam (35) used for controlling the material shaking plate (34) to shake and a third driving piece (36) used for driving the cam (35) to rotate; the material shaking plate (34) is provided with a plurality of through holes (341), the material shaking plate (34) is connected with the discharge hole (12) through a first elastic piece (342), the material shaking plate (34) is obliquely arranged, and the incineration chamber (3) is provided with a plurality of leakage-proof pieces (37) fixedly connected with the material shaking plate (34);

the material shaking plate is characterized in that a first baffle (38) and a second baffle (39) are respectively provided with a first stop block (381) and a second stop block (391), the material shaking plate (34) is provided with a third stop block (347) and a fourth stop block (348) which are respectively matched with the first stop block (381) and the second stop block (391) and a top block (349) which is matched with the cam (35), the cam (35) is provided with a plurality of first arc-shaped protrusions (351), the side wall of the top block (349) is provided with a convex part (3491), and the convex part (3491) is provided with a second arc-shaped protrusion (3492) which is matched with the first arc-shaped protrusions (351).

2. The kitchen waste incineration treatment equipment convenient for drying according to claim 1, characterized in that: the purifying box (4) is communicated with the drying cavity (2) through an air duct (43), and an air exhaust fan blade group (431) for exhausting air is arranged in the air duct (43).

3. The kitchen waste incineration treatment equipment convenient for drying according to claim 1, characterized in that: be equipped with a plurality of support bars (44) that are used for supporting first filter (41) and second filter (42) in purifying box (4), all be equipped with handle (411) on first filter (41) and the second filter (42).

4. The kitchen waste incineration treatment equipment convenient for drying according to claim 1, characterized in that: the top of purifying box (4) is equipped with apron (45) that can overturn, be equipped with on apron (45) and be used for discharging the exhaust duct (451) of the gas after the purification.

5. The kitchen waste incineration treatment equipment convenient for drying according to claim 4, characterized in that: the bottom of purifying box (4) is equipped with sealed pad (46), be equipped with first magnetic part (451) on apron (45), be equipped with on the lateral wall of purifying box (4) with first magnetic part (451) matched with second magnetic part (47).