CN109708124B

CN109708124B - Urban domestic waste burns power generation system

Info

Publication number: CN109708124B
Application number: CN201910157038.2A
Authority: CN
Inventors: 张如意; 李河; 程慧玲
Original assignee: Tongling Zhaolin Industrial Co ltd
Current assignee: Shandong Simeo Power Technology Co ltd
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2020-07-31
Anticipated expiration: 2039-03-01
Also published as: CN109708124A

Abstract

The invention belongs to the technical field of garbage power generation, and particularly relates to an urban household garbage incineration power generation system which comprises a base, a box body and a controller, wherein a power generation device is arranged on one side of the box body, and the interior of the box body is sequentially divided into a screening box, an incineration box and an ash collection chamber from top to bottom; a sieve plate is arranged in the screening box, a stacking chamber is arranged on one side of the screening box, a collecting box is arranged on one side of the screening box, and the screening box is rotatably arranged in a through groove of the incineration box; wherein, the space above the sieve plate is an upper cavity, and the space below the sieve plate is a lower cavity; the upper cavity is communicated with the incineration box through a blanking pipe; the bottom of the stockpiling chamber is provided with a feeding module; the impeller is rotatably arranged in the fixed box through a rotating shaft; one end of the rotating shaft is used for pushing the swing module to move, and the other end of the rotating shaft is connected with the feeding module; the garbage screening device is simple in structure and convenient to operate, and the swinging module is matched with the feeding module to screen garbage, so that the power generation efficiency is improved, and energy is saved.

Description

Urban domestic waste burns power generation system

Technical Field

The invention belongs to the technical field of garbage power generation, and particularly relates to an urban household garbage incineration power generation system.

Background

The municipal solid waste is also called municipal solid waste, and refers to solid waste generated by urban residents in daily life or activities for providing services for urban daily life. The urban domestic garbage has complex components and variable properties, and is influenced by factors in the aspects of geographic position of garbage production place, climate conditions, energy structure, social and economic level, resident consumption level, living habits and the like. The rapid development of economy and the acceleration of urbanization process lead the number of cities to be continuously increased and the scale to be continuously enlarged, and then the number of municipal solid wastes is rapidly increased. According to statistics, 450 hundred million tons of garbage are generated every year around the world, the yield of municipal domestic garbage in China reaches 1.5 million tons, and the urban domestic garbage is increased by 8 to 10 percent every year, so that if the municipal domestic garbage is not treated in time, the environment is greatly polluted, the urban landscape is influenced, and the health of people is harmed. While also encroaching upon a large amount of valuable land resources. According to statistics, the annual accumulation amount of garbage in China reaches more than 60 hundred million tons, and the land occupation reaches 5000 square.

The main methods for treating the municipal refuse include three methods, namely landfill, composting and incineration. Along with the acceleration of the urbanization process in China, the incineration method for treating the household garbage has the characteristics of small occupied area, quick response, high harmless degree, capability of utilizing heat energy and the like, and is widely applied in China. Regarding the waste incineration power generation project alone, about 140 waste incineration power plants are built in large, medium and small cities of 28 provinces, autonomous regions and direct cities in China at present.

Wherein, often because the classification of rubbish is improper in current waste incineration power generation for contain a large amount of metal, glass and tiny particulate matters such as stone in the rubbish of burning, can influence the efficiency of burning when the rubbish of mixing gets into to burn in the burning device, collect the difficulty simultaneously.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides an urban domestic garbage incineration power generation system which is simple in structure and convenient to operate, and screens garbage through the cooperation of a swing module and a feeding module, so that the power generation efficiency is improved, and energy is saved.

The technical scheme adopted by the invention for solving the technical problems is as follows: a municipal solid waste incineration power generation system comprises a base, a box body and a controller, wherein the box body is fixed on the base, a power generation device is arranged on one side of the box body, the controller is fixedly arranged on the side wall of the box body, and the interior of the box body is sequentially divided into a screening box, an incineration box and an ash collection chamber from top to bottom; the controller is used for controlling the automatic operation of the device; the incineration box is positioned below the screening box, a through groove is formed in the top of the incineration box, and two heaters are arranged in the incineration box; a screening plate is arranged in the screening box, a stacking chamber is arranged on one side of the screening box, the bottom surface of the screening box is obliquely arranged, a discharge chute with an arc-shaped cross section is arranged on the side wall of the screening box, a collecting box is arranged on one side of the screening box, and the screening box is rotatably arranged in a through groove of the incineration box through a cylindrical bulge arranged at the bottom of the screening box; the bottom of the cylindrical protrusion is fixedly connected with a water tank; wherein, the space above the sieve plate is an upper cavity, and the space below the sieve plate is a lower cavity; the upper cavity is communicated with the incineration box through a blanking pipe; the stacking chamber is communicated with the upper cavity through an elastic hose, the bottom of the stacking chamber is fixedly connected to the base through a support column, and a feeding module is arranged at the bottom of the stacking chamber; the feeding module is used for feeding the garbage in the material piling chamber into the upper cavity for screening; a fixed box is connected on the pillar in series; an impeller is arranged in the fixed box; the impeller is rotatably arranged in the fixed box through a rotating shaft; one end of the rotating shaft is used for pushing the swing module to move, and the other end of the rotating shaft is connected with the feeding module; the discharge chute on the screening box is used for being communicated with the interior of the collecting box; one side of the water tank is communicated with the fixed tank through a first pipeline, and the other side of the water tank is communicated with the power generation device through a second pipeline; a first control valve is connected in series on the first pipeline; a second control valve is connected in series on the second pipeline; the bottom of the collecting box is provided with a control unit; the control unit is used for controlling the opening and closing of the first control valve and the second control valve. When the garbage incinerator is in operation, dried and crushed garbage is sent into the material piling chamber to be piled, the controller firstly controls the heater to heat, so that the incineration box is preheated, the temperature in the preheated incineration box rises to enable water in the water tank to be heated and evaporated to generate hot steam, the hot steam is guided into the fixed box through a first pipeline and then impacts the impeller to enable the impeller to rotate, the impeller rotates to drive the rotating shaft to rotate, the rotating shaft rotates to drive the feeding module to work, the feeding module sends the garbage in the material piling chamber into a top cavity of the connected screening box to be screened, the garbage is piled on the screen plate in the screening box, the rotating shaft simultaneously drives the swinging module to swing, the swinging module swings to push the screening box to swing forwards and backwards by a certain angle, the swinging amplitude is smaller than DEG, the screening box swings to enable the garbage on the screen plate to be screened, and a part of large-particle garbage which can be incinerated enters the incineration box through the blanking, the garbage which is small in particles such as glass and metal and cannot be incinerated in the other part is screened and falls into the lower cavity, then falls into the collecting box from the inclined plane at the bottom of the screening box, the control unit arranged in the collecting box controls the opening and closing of the first control valve and the second control valve, a large amount of heat is generated during the incineration of the garbage in the incineration box, so that on one hand, the water evaporation in the water tank is accelerated, the hot air in the incineration box is guided into the power generation device for power generation through the second pipeline, on the other hand, the smoke can return into the upper cavity from the blanking pipe to dry the garbage, and meanwhile, as the garbage in the upper cavity is loose, the hot smoke can easily pass through, the garbage in the upper cavity is easily dried, and more garbage in the stacking chamber is extruded, and the hot smoke cannot easily pass through; this technical scheme drives the impeller through vapor and rotates and realize autoloading, utilizes swing module swing screening case to filter rubbish simultaneously, and the tiny particle that can not burn in with rubbish is leading-in to be collected in the collection box to improve the combustion efficiency of rubbish.

Preferably, the feeding module comprises a first bevel gear, a second bevel gear, a swing rod, a sector gear and a feeding rod; the first bevel gear is fixedly connected to the right end of the rotating shaft; the second bevel gear is in meshing transmission with the first bevel gear, the middle part of the second bevel gear is hinged on a fixed rod, a fixed column is arranged on the surface of the second bevel gear, and the fixed rod is fixedly connected on the base; the swing rod is provided with a sliding chute, and the top of the swing rod is fixedly connected with a sector gear; the sector gear is hinged on the fixed rod; the fixed column on the second bevel gear is positioned in the sliding chute on the oscillating bar; the feeding rod is slidably arranged in a feeding groove formed in the bottom of the stacking chamber, and convex teeth are uniformly distributed at the bottom of one end, extending out of the stacking chamber, of the feeding rod; the convex teeth can be meshed with the sector gear. The during operation, the pivot rotates thereupon when the impeller rotates, the pivot rotates and drives bevel gear rotation No. one, bevel gear and No. two bevel gear meshing transmission, thereby drive No. two bevel gear rotates, thereby No. two bevel gear rotates and drives the fixed column and rotate, fixed column circumferential direction rotates can promote the pendulum rod horizontal hunting, the pendulum rod swing can drive the sector gear swing, the sector gear swing can mesh with the dogtooth of pay-off lever bottom, thereby promote the horizontal reciprocating motion of pay-off lever and realize intermittent type pay-off, the power source of pay-off module promotes with the hot steam in the water tank, need not motor drive, and can form a circulation entirely, thereby the energy has been practiced thrift.

Preferably, the swing module comprises a swing block and a swing lever; two support plates are symmetrically arranged in the lower cavity; the swing rod is obliquely arranged between the two support plates, and two ends of the swing rod are respectively connected with a swing block; the two swinging blocks are symmetrically arranged along the center of the box body, one swinging block is fixedly connected with one end of the rotating shaft, the other swinging block is rotatably connected to the support, and the two swinging blocks and the swinging rod form a Z shape. When the garbage bin works, the rotating shaft can drive the connected swinging blocks to rotate when rotating, the swinging blocks can drive the inclined swinging rods to rotate, the swinging rods can push the two support plates to swing forwards and backwards, the support plates can drive the screening box to twist, the screening box twists so as to drive the screen plate to twist, so that smaller metal particles, stone glass and the like in garbage on the screen plate are screened, and then the garbage falls into the collecting box from the inclined plane at the bottom of the screening box; on the other hand, the water tank can be driven to rotate, so that water in the water tank is heated uniformly, and the gasification efficiency is improved; the swinging module and the feeding module are synchronously operated, so that the garbage combustion efficiency is improved.

Preferably, the feeding rod is arranged at one end of the feeding groove in an inclined mode, the height of the feeding rod is gradually reduced from left to right, and the upper end of the cross section of the feeding rod is in an arc shape. When the garbage feeding device works, the sector gear swings left and right to push the feeding rod to feed horizontally and repeatedly, when the feeding rod returns, the feeding rod meets the resistance of garbage above the feeding rod, and the upper end of the feeding rod is arranged to be in an arc shape, so that the return resistance of the feeding rod can be reduced, and the garbage feeding efficiency is improved; meanwhile, the end head of the feeding rod is obliquely arranged, so that garbage above the feeding rod can be jacked up and then fall into the feeding groove when returning, and feeding next time is facilitated.

Preferably, the control unit comprises a baffle, a sliding rod, an air bag, a fixing plate, a first steel wire rope and a second steel wire rope; the baffle is slidably mounted at the bottom of the collecting box, and the bottom of the baffle is fixedly connected with a sliding rod; the sliding rod is sleeved with a spring, the bottom end of the sliding rod extends out of the collecting box, the sliding rod is connected with an air bag in series, one side of the sliding rod is fixedly connected with a first steel wire rope, and the other side of the sliding rod is fixedly connected with a second steel wire rope; the other end of the first steel wire rope is connected with the first control valve; the second steel wire rope is connected with the second control valve; the fixed plate is fixedly arranged on the side wall of the box body, and a splayed through hole is formed in the position, corresponding to the slide rod, of the fixed plate; the first control valve consists of a first moving rod, and the first control valve is opened in the initial state; the first moving rod penetrates through the first pipeline, and a communicating hole is formed in the bottom of the first moving rod; the initial state of the communicating hole on the first moving rod is positioned in the first pipeline; the second control valve consists of a second moving rod, and the initial state of the second control valve is closed; the second moving rod penetrates through the second pipeline, and a communicating hole is formed in the top of the second moving rod; the initial state of the communication hole on the second movable rod is positioned outside the first pipeline. When the garbage collector works, small particles which cannot be combusted fall into the collecting box to be collected, the baffle is pressed to slide downwards under the action of gravity of garbage along with the increase of the garbage, the air bag on the sliding rod is larger than the aperture of the small end of the splayed through hole on the fixing plate, so that the baffle cannot move downwards, the garbage gradually increases until the gravity is larger than the resistance of the splayed through hole, the sliding rod forcibly passes through the splayed through hole to drive the first steel wire rope and the second steel wire rope to move downwards, so that the connected first movable rod and the second movable rod move downwards under the pulling force simultaneously, the communication hole on the first movable rod moves downwards and then is positioned outside the first pipeline, the first control valve is in a closed state, the first pipeline is closed, the communication hole on the second movable rod moves downwards and then is positioned inside the second pipeline, and the second control valve is in an open state, opening the second pipeline, so that hot air is guided into the power generation device to be converted for power generation, and manually cleaning when the garbage in the collection box is fully piled; the garbage is firstly screened, and the energy in the incineration box is utilized to generate electricity after screening is finished, so that the incineration efficiency and the power generation efficiency of the garbage are improved.

Preferably, a conical groove is formed in the middle of the bottom plate of the incineration box; an ash leakage disc is rotatably arranged in the middle of the groove; the ash leakage disc is provided with ash leakage holes, and the top of the ash leakage disc is fixedly connected with the bottom of the water tank through a support rod. The during operation can drive the ash leakage dish through branch when the water tank rotates and rotates thereupon for the ash leakage dish is gone up accumulational dust and is dropped in the pivoted, thereby has realized burning the automatic ash of arranging of incasement dust, has avoided the dust to pile up the inconvenient phenomenon of clearance in burning the incasement.

The invention has the following beneficial effects:

1. according to the garbage collection device, the impeller is driven to rotate by water vapor so as to realize automatic feeding, the swinging module is utilized to swing the screening box to screen garbage, and incombustible small particles in the garbage are guided into the collection box to be collected, so that the combustion efficiency of the garbage is improved.

2. According to the invention, the garbage is screened firstly, and the control unit is used for controlling the first control valve and the second control valve to be closed after screening is finished, so that the energy in the incineration box is utilized to generate electricity, and the incineration efficiency and the electricity generation efficiency of the garbage are improved.

Drawings

The invention will be further explained with reference to the drawings.

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

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

FIG. 5 is an enlarged view of a portion of FIG. 1 at D;

in the figure: the screening box 1, the incineration box 2, the water tank 21, the first pipeline 211, the second pipeline 212, the ash collecting chamber 3, the stacking chamber 4, the collecting box 5, the sieve plate 6, the upper cavity 61, the lower cavity 62, the blanking pipe 7, the feeding module 8, the first bevel gear 81, the second bevel gear 82, the swing rod 83, the sector gear 84, the feeding rod 85, the fixed box 9, the rotating shaft 10, the swing module 11, the swing block 111, the swing rod 112, the first control valve 12, the second control valve 13, the control unit 14, the baffle 141, the slide rod 142, the air bag 143, the first steel wire rope 144, the second steel wire rope 145 and the ash leakage disc 15.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the municipal solid waste incineration power generation system comprises a base, a box body and a controller, wherein the box body is fixed on the base, a power generation device is arranged on one side of the box body, the controller is fixedly arranged on the side wall of the box body, and the interior of the box body is sequentially divided into a screening box 1, an incineration box 2 and an ash collection chamber 3 from top to bottom; the controller is used for controlling the automatic operation of the device; the incineration box 2 is positioned below the screening box 1, a through groove is formed in the top of the incineration box 2, and two heaters are arranged in the incineration box 2; a sieve plate 6 is arranged in the screening box 1, a material piling chamber 4 is arranged on one side of the screening box 1, the bottom surface of the screening box 1 is obliquely arranged, a discharge chute with an arc-shaped cross section is arranged on the side wall of the screening box 1, a collecting box 5 is arranged on one side of the screening box 1, and the screening box 1 is rotatably arranged in a through groove of the incineration box 2 through a cylindrical bulge arranged at the bottom; the bottom of the cylindrical protrusion is fixedly connected with a water tank 21; wherein, the space above the sieve plate 6 is an upper cavity 61, and the space below the sieve plate 6 is a lower cavity 62; the upper cavity 61 is communicated with the incineration box 2 through a blanking pipe 7; the stacking chamber 4 is communicated with the upper cavity 61 through an elastic hose, the bottom of the stacking chamber 4 is fixedly connected to the base through a support column, and the bottom of the stacking chamber 4 is provided with a feeding module 8; the feeding module 8 is used for feeding the garbage in the stockpiling chamber 4 into the upper cavity 61 for screening; a fixed box 9 is connected on the pillar in series; an impeller is arranged in the fixed box 9; the impeller is rotatably arranged in the fixed box 9 through a rotating shaft 10; one end of the rotating shaft 10 is used for pushing the swing module 11 to move, and the other end of the rotating shaft is connected with the feeding module 8; the discharge chute on the screening box 1 is used for being communicated with the interior of the collecting box 5; one side of the water tank 21 is communicated with the fixed tank 9 through a first pipeline 211, and the other side of the water tank is communicated with a power generation device through a second pipeline 212; a first control valve 12 is connected in series on the first pipeline 211; a second control valve 13 is connected in series on the second pipeline 212; the bottom of the collecting box 5 is provided with a control unit 14; the control unit 14 is used for controlling the opening and closing of the first control valve 12 and the second control valve 13. When the garbage incinerator is in operation, the dried and crushed garbage is sent into the material piling chamber 4 to be piled, the controller firstly controls the heater to heat, so that the incineration box 2 is preheated, the temperature in the preheated incineration box 2 rises to enable water in the water tank 21 to be heated and evaporated to generate hot steam, the hot steam is guided into the fixed box 9 through the first pipeline 211 and then impacts the impeller to enable the impeller to rotate, the impeller rotates to drive the rotating shaft 10 to rotate, the rotating shaft 10 rotates to drive the feeding module 8 to work, the feeding module 8 sends the garbage in the material piling chamber 4 into the upper cavity 61 of the connected screening box 1 to be screened, the garbage is piled on the screening plate 6 in the screening box 1, the rotating shaft 10 simultaneously pushes the swinging module 11 to swing, the swinging module 11 swings to push the screening box 1 to swing forward and backward at a certain angle, the swinging amplitude is smaller than 90 degrees, the screening box 1 swings to enable the garbage on the screening plate 6 to be screened, one part of large-particle garbage which can be incinerated enters the incineration box 2 through the blanking pipe 7 on one side for incineration, the other part of garbage which is small in particles such as glass, metal and the like and cannot be incinerated is screened and falls into the lower cavity 62, then the garbage falls into the collection box 5 from the inclined plane at the bottom of the screening box 1, the control unit 14 arranged in the collection box 5 controls the opening and closing of the first control valve 12 and the second control valve 13, a large amount of heat is generated during the incineration of the garbage in the incineration box 2, so that on one hand, the evaporation of water in the water tank 21 is accelerated, the hot gas in the incineration box 2 is guided into the power generation device through the second pipeline 212 for power generation, on the other hand, the flue gas can return to the upper cavity 61 from the blanking pipe 7 for drying the garbage, meanwhile, the hot flue gas easily passes through the upper cavity 61, so that the garbage in the upper cavity 61 is dried easily, and the garbage in the stockpiling chamber 4, hot smoke is not easy to pass through; this technical scheme drives the impeller through vapor and rotates and realize autoloading, utilizes swing module 11 swing screening case 1 to filter rubbish simultaneously, and the tiny particle that can not burn in with rubbish is leading-in collects 5 in collect bin and collects to improve the combustion efficiency of rubbish.

As one embodiment, the feeding module 8 includes a first bevel gear 81, a second bevel gear 82, a swing rod 83, a sector gear 84, and a feeding rod 85; the first bevel gear 81 is fixedly connected to the right end of the rotating shaft 10; the second bevel gear 82 is in meshing transmission with the first bevel gear 81, the middle part of the second bevel gear 82 is hinged on a fixed rod, a fixed column is arranged on the surface of the second bevel gear 82, and the fixed rod is fixedly connected on the base; a sliding chute is arranged on the swing rod 83, and the top of the swing rod 83 is fixedly connected with a sector gear 84; the sector gear 84 is hinged on the fixed rod; the fixed column on the second bevel gear 82 is positioned in the sliding chute on the swing rod 83; the feeding rod 85 is slidably arranged in a feeding groove 41 formed in the bottom of the stacking chamber 4, and convex teeth are uniformly distributed at the bottom of one end, extending out of the stacking chamber 4, of the feeding rod 85; the teeth are capable of meshing with the sector gear 84. During operation, when the impeller rotates, the rotating shaft 10 rotates along with the impeller, the rotating shaft 10 rotates to drive the first bevel gear 81 to rotate, the first bevel gear 81 is in meshing transmission with the second bevel gear 82, the second bevel gear 82 is driven to rotate, the second bevel gear 82 rotates to drive the fixed column to rotate, the fixed column circumferential direction rotates to push the swing rod 83 to swing left and right, the swing rod 83 swings to drive the sector gear 84 to swing, the sector gear 84 swings to be meshed with the convex teeth at the bottom of the feed rod 85, the feed rod 85 is pushed to horizontally reciprocate to achieve intermittent feeding, the power source of the feeding module 8 is pushed by hot steam in the water tank 21, motor driving is not needed, and a circulation can be integrally formed, so that energy is saved.

As an embodiment, the swing module 11 includes a swing block 111 and a swing lever 112; two support plates are symmetrically arranged in the lower cavity 62; the swing rod 112 is obliquely arranged between the two support plates, and two ends of the swing rod 112 are respectively connected with a swing block 111; the two swinging blocks 111 are symmetrically arranged along the center of the box body, one swinging block 111 is fixedly connected with one end of the rotating shaft 10, the other swinging block 111 is rotatably connected on the bracket, and the two swinging blocks 111 and the swinging rod 112 form a Z shape. When the garbage screening machine works, when the rotating shaft 10 rotates, the connected swinging blocks 111 can be driven to rotate, the swinging blocks 111 can drive the inclined swinging rods 112 to rotate, the swinging rods 112 can drive the two support plates to swing in a forward and reverse mode, the support plates can drive the screening box 1 to twist, the screening box 1 twists so as to drive the screening plate 6 to twist, smaller metal particles, stone glass and the like in garbage on the screening plate 6 are screened, then the garbage falls into the collecting box 5 from the inclined plane at the bottom of the screening box 1, the swinging module 11 can enable the garbage on the screening plate 6 to become loose so as to be beneficial to screening, and meanwhile, the loose garbage is convenient to dry; on the other hand, the water tank 21 can be driven to rotate, so that water in the water tank 21 is heated uniformly, and the gasification efficiency is improved; the swinging module 11 and the feeding module 8 are synchronously operated, so that the garbage combustion efficiency is improved.

As one embodiment, the feeding rod 85 is obliquely arranged at one end of the feeding groove 41, the height of the feeding rod 85 gradually decreases from left to right, and the upper end of the cross section of the feeding rod 85 is arc-shaped. When the garbage feeding device works, the sector gear 84 swings left and right to push the feeding rod 85 to feed horizontally and repeatedly, when the feeding rod 85 returns, the feeding rod 85 meets the resistance of garbage above, and the upper end of the feeding rod 85 is arranged to be arc-shaped, so that the return resistance of the feeding rod 85 can be reduced, and the garbage feeding efficiency is improved; meanwhile, the end of the feeding rod 85 is obliquely arranged, so that garbage above the feeding rod 85 can be jacked up and then fall into the feeding groove 41 when returning, and feeding next time is facilitated.

As one embodiment, the control unit 14 includes a baffle 141, a slide bar 142, an air bag 143, a fixing plate, a first steel wire rope 144, and a second steel wire rope 145; the baffle 141 is slidably mounted at the bottom of the collecting box 5, and the bottom of the baffle 141 is fixedly connected with a sliding rod 142; the sliding rod 142 is sleeved with a spring, the bottom end of the sliding rod 142 extends out of the collection box 5, the sliding rod 142 is connected with an air bag 143 in series, one side of the sliding rod 142 is fixedly connected with a first steel wire rope 144, and the other side of the sliding rod 142 is fixedly connected with a second steel wire rope 145; the other end of the first steel wire rope 144 is connected with the first control valve 12; the second steel wire rope 145 is connected with the second control valve 13; the fixed plate is fixedly arranged on the side wall of the box body, and a splayed through hole is formed in the position, corresponding to the slide bar 142, of the fixed plate; the first control valve 12 consists of a first moving rod, and the first control valve 12 is opened in the initial state; the first moving rod penetrates through the first pipeline 211, and a communicating hole is formed in the bottom of the first moving rod; the initial state of the communication hole on the first moving rod is positioned in the first pipeline 211; the second control valve 13 consists of a second moving rod, and the second control valve 13 is closed in the initial state; the second moving rod penetrates through the second pipeline 212, and a communicating hole is formed in the top of the second moving rod; the initial state of the communication hole on the second moving rod is positioned outside the first pipeline 211. When the garbage collector works, small particles which cannot be combusted fall into the collecting box 5 to be collected, the baffle 141 is pressed to slide downwards under the action of gravity of garbage along with the increase of the garbage, the baffle 141 cannot move downwards due to the fact that the air bag 143 on the sliding rod 142 is larger than the aperture of the small end of the splayed through hole in the fixing plate, the sliding rod 142 forcibly passes through the splayed through hole along with the gradual increase of the garbage until the gravity is larger than the resistance of the splayed through hole, the first steel wire rope 144 and the second steel wire rope 145 are driven to move downwards, the connected first movable rod and the second movable rod are driven to move downwards by pulling force, the communication hole in the first movable rod moves downwards and then is positioned outside the first pipeline 211, the first control valve 12 is in a closed state, the communication hole in the second movable rod moves downwards and then is positioned inside the second pipeline 212, and the second control valve 13 is in an open state, the second pipeline 212 is opened, so that hot air is guided into the power generation device for conversion power generation, and when the garbage in the collection box 5 is fully piled, manual cleaning is carried out; through screening rubbish earlier, the energy utilization in will burning case 2 after the screening is accomplished generates electricity, improves the incineration efficiency and the generating efficiency of rubbish.

As one embodiment, the middle part of the bottom plate of the incineration box 2 is provided with a conical groove; the middle part of the groove is rotatably provided with an ash leakage disc 15; the ash leakage disc 15 is provided with ash leakage holes, and the top of the ash leakage disc 15 is fixedly connected with the bottom of the water tank 21 through a support rod. During operation, rotate when water tank 21 and can drive hourglass ash tray 15 through branch and rotate thereupon for it drops in the pivoted to leak accumulational dust on ash tray 15, thereby has realized burning the automatic ash of arranging of dust in the case 2, has avoided the dust to pile up the inconvenient phenomenon of clearance in burning the case 2.

When the garbage incinerator is in operation, the dried and crushed garbage is sent into the material piling chamber 4 to be piled, the controller firstly controls the heater to heat, so that the incineration box 2 is preheated, the temperature in the preheated incineration box 2 rises to enable water in the water tank 21 to be heated and evaporated to generate hot steam, the hot steam is guided into the fixed box 9 through the first pipeline 211 and then impacts the impeller to enable the impeller to rotate, the impeller rotates to drive the rotating shaft 10 to rotate, the rotating shaft 10 rotates to drive the feeding module 8 to work, the feeding module 8 sends the garbage in the material piling chamber 4 into the upper cavity 61 of the connected screening box 1 to be screened, the garbage is piled on the screening plate 6 in the screening box 1, the rotating shaft 10 simultaneously pushes the swinging module 11 to swing, the swinging module 11 swings to push the screening box 1 to swing forward and backward at a certain angle, the swinging amplitude is smaller than 90 degrees, the screening box 1 swings to enable the garbage on the screening plate 6 to be screened, one part of large-particle garbage which can be incinerated enters the incineration box 2 through the blanking pipe 7 on one side for incineration, the other part of garbage which is small in particles such as glass, metal and the like and cannot be incinerated is screened and falls into the lower cavity 62, then the garbage falls into the collection box 5 from the inclined plane at the bottom of the screening box 1, the control unit 14 arranged in the collection box 5 controls the opening and closing of the first control valve 12 and the second control valve 13, a large amount of heat is generated during the incineration of the garbage in the incineration box 2, so that on one hand, the evaporation of water in the water tank 21 is accelerated, the hot gas in the incineration box 2 is guided into the power generation device through the second pipeline 212 for power generation, on the other hand, the flue gas can return to the upper cavity 61 from the blanking pipe 7 for drying the garbage, meanwhile, the hot flue gas easily passes through the upper cavity 61, so that the garbage in the upper cavity 61 is dried easily, and the garbage in the stockpiling chamber 4, hot smoke is not easy to pass through; this technical scheme drives the impeller through vapor and rotates and realize autoloading, utilizes swing module 11 swing screening case 1 to filter rubbish simultaneously, and the tiny particle that can not burn in with rubbish is leading-in collects 5 in collect bin and collects to improve the combustion efficiency of rubbish.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in fig. 1, and are used merely to facilitate the description of the present invention and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be taken as limiting the scope of the present invention.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A municipal solid waste incineration power generation system comprises a base, a box body and a controller, wherein the box body is fixed on the base, a power generation device is arranged on one side of the box body, the controller is fixedly installed on the side wall of the box body, and the interior of the box body is sequentially divided into a screening box (1), an incineration box (2) and an ash collection chamber (3) from top to bottom; the controller is used for controlling the automatic operation of the device; the incineration box (2) is positioned below the screening box (1), and a through groove is formed in the top of the incineration box (2); the method is characterized in that: a sieve plate (6) is arranged in the screening box (1), a material piling chamber (4) is arranged on one side of the screening box (1), the bottom surface of the screening box (1) is obliquely arranged, a discharge chute with an arc-shaped cross section is arranged on the side wall of the screening box (1), a collecting box (5) is arranged on one side of the screening box (1), and the screening box (1) is rotatably arranged in a through groove of the incineration box (2) through a cylindrical bulge arranged at the bottom; the bottom of the cylindrical bulge is fixedly connected with a water tank (21); wherein the space above the sieve plate (6) is an upper cavity (61), and the space below the sieve plate (6) is a lower cavity (62); the upper cavity (61) is communicated with the incineration box (2) through a blanking pipe (7); the stacking chamber (4) is communicated with the upper cavity (61) through an elastic hose, the bottom of the stacking chamber (4) is fixedly connected to the base through a support column, and a feeding module (8) is arranged at the bottom of the stacking chamber (4); the feeding module (8) is used for feeding the garbage in the stacking chamber (4) into the upper cavity (61) for screening; a fixed box (9) is connected on the pillar in series; an impeller is arranged in the fixed box (9); the impeller is rotatably arranged in the fixed box (9) through a rotating shaft (10); one end of the rotating shaft (10) is used for pushing the swing module (11) to move, and the other end of the rotating shaft is connected with the feeding module (8); the discharge chute on the screening box (1) is communicated with the interior of the collecting box (5); one side of the water tank (21) is communicated with the fixed tank (9) through a first pipeline (211) and the other side of the water tank is communicated with the power generation device through a second pipeline (212); a first control valve (12) is connected in series on the first pipeline (211); a second control valve (13) is connected in series on the second pipeline (212); the bottom of the collecting box (5) is provided with a control unit (14); the control unit (14) is used for controlling the opening and closing of the first control valve (12) and the second control valve (13);

the swing module (11) comprises a swing block (111) and a swing rod (112); two support plates are symmetrically arranged in the lower cavity (62); the swing rod (112) is obliquely arranged between the two support plates, and two ends of the swing rod (112) are respectively connected with a swing block (111); the two swinging blocks (111) are symmetrically arranged along the center of the box body, one swinging block (111) is fixedly connected with one end of the rotating shaft (10), and the other swinging block (111) is rotatably connected to the bracket.

2. The municipal solid waste incineration power generation system according to claim 1, wherein: the feeding module (8) comprises a first bevel gear (81), a second bevel gear (82), a swing rod (83), a sector gear (84) and a feeding rod (85); the first bevel gear (81) is fixedly connected to the right end of the rotating shaft (10); the second-number bevel gear (82) is in meshing transmission with the first-number bevel gear (81), the middle part of the second-number bevel gear (82) is hinged to a fixed rod, a fixed column is arranged on the surface of the second-number bevel gear (82), and the fixed rod is fixedly connected to the base; a sliding groove is formed in the swing rod (83), and a sector gear (84) is fixedly connected to the top of the swing rod (83); the sector gear (84) is hinged on the fixed rod; a fixed column on the second bevel gear (82) is positioned in a sliding groove on the swing rod (83); the feeding rod (85) is slidably arranged in a feeding groove (41) formed in the bottom of the stacking chamber (4), and convex teeth are uniformly distributed at the bottom of one end, extending out of the stacking chamber (4), of the feeding rod (85); the teeth are capable of meshing with a sector gear (84).

3. The municipal solid waste incineration power generation system according to claim 2, wherein: the feeding rod (85) is obliquely arranged at one end of the feeding groove (41), the height of the feeding rod (85) is gradually reduced from left to right, and the upper end of the cross section of the feeding rod (85) is arc-shaped.

4. The municipal solid waste incineration power generation system according to claim 1, wherein: the control unit (14) comprises a baffle (141), a sliding rod (142), an air bag (143), a fixing plate, a first steel wire rope (144) and a second steel wire rope (145); the baffle (141) is slidably mounted at the bottom of the collecting box (5), and the bottom of the baffle (141) is fixedly connected with a sliding rod (142); the sliding rod (142) is sleeved with a spring, the bottom end of the sliding rod (142) extends out of the collection box (5), the sliding rod (142) is connected with an air bag (143) in series, one side of the sliding rod (142) is fixedly connected with a first steel wire rope (144), and the other side of the sliding rod (142) is fixedly connected with a second steel wire rope (145); the other end of the first steel wire rope (144) is connected with the first control valve (12); the second steel wire rope (145) is connected with the second control valve (13); the fixed plate is fixedly arranged on the side wall of the box body, and a splayed through hole is formed in the position, corresponding to the slide rod (142), of the fixed plate; the first control valve (12) consists of a first moving rod, the first moving rod penetrates through a first pipeline (211), and a communicating hole is formed in the bottom of the first moving rod; the initial state of the communication hole on the first moving rod is positioned in the first pipeline (211); the second control valve (13) consists of a second moving rod; the second moving rod penetrates through a second pipeline (212), and a communicating hole is formed in the top of the second moving rod; the initial state of the communication hole on the second moving rod is positioned outside the first pipeline (211).

5. The municipal solid waste incineration power generation system according to claim 1, wherein: a conical groove is formed in the middle of the bottom plate of the incineration box (2); an ash leakage disc (15) is rotatably arranged in the middle of the groove; the ash leakage disc (15) is provided with ash leakage holes, and the top of the ash leakage disc (15) is fixedly connected with the bottom of the water tank (21) through a support rod.