CN213577498U - System for waste incineration power generation - Google Patents

Abstract

The utility model provides a system of msw incineration power generation, including rubbish sorting device, rubbish cutting device, rubbish reducing mechanism, solid-liquid separation equipment, msw incineration device, gas cleaning device, power generation facility and sewage treatment plant, rubbish sorting device intercommunication rubbish cutting device, rubbish reducing mechanism and solid-liquid separation equipment, solid-liquid separation equipment import intercommunication rubbish sorting device, rubbish cutting device and waste reducing mechanism, export intercommunication msw incineration device, the liquid of separation is discharged sewage treatment plant, the solid gets into the steam input after the msw incineration device burns power generation facility generates electricity, and the flue gas is defeated and is sent into gas cleaning device purifies the back and discharges. The invention can classify and crush animal carcasses and other massive inorganic wastes, avoids blockage during mixing and crushing, can improve the incineration efficiency by crushing and solid-liquid separation before the waste incineration, enables the combustion to be complete, and can avoid secondary pollution to the environment.

Description

System for waste incineration power generation

Technical Field

The utility model relates to a waste power generation technical field especially relates to a system of msw incineration electricity generation.

Background

Along with the rapid development of economy, the living standard and the living quality of people are also greatly improved. Therefore, the amount of municipal solid waste is increasing continuously, and the trend of increasing year by year is also presented, and how to treat the increasing amount of municipal solid waste is a big problem in front. The common garbage disposal modes are landfill and incineration, which not only have influence on the environment, but also cause energy waste. All countries in the world are not limited to the passive defense tactics of burying and destroying garbage, but actively take powerful measures to scientifically and reasonably comprehensively treat and utilize the garbage. China has abundant garbage resources and great potential benefits.

In recent years, the power generation treatment by waste incineration shows a rapidly increasing trend in China, the method mainly comprises the steps of carrying out high-temperature incineration on waste with a high combustion value (pathogenic organisms and corrosive organic matters are thoroughly eliminated), converting heat energy generated in the high-temperature incineration (generated smoke is treated) into high-temperature steam, driving a steam turbine to rotate, and enabling a generator to generate electric energy Residue etc. easily produce secondary pollution, in order to solve the problem that the incineration efficiency is low that mixed waste centralized incineration burns, will mix the rubbish before the msw incineration and smash, but can lead to the easy adhesion of animal corpse rubbish to cutter or other rubbish and lead to blockking up, smash not thorough scheduling problem.

Therefore, a system for generating power by burning garbage is urgently needed to be invented, so that the garbage can be thoroughly crushed and effectively burned, and the burning efficiency is improved.

Disclosure of Invention

In view of this, the present invention is directed to a system for generating electricity by burning garbage, so as to solve the above technical problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a system for msw incineration power generation, includes rubbish sorting device, rubbish cuter, rubbish reducing mechanism, solid-liquid separation equipment, msw incineration device, gas cleaning device, power generation facility and sewage treatment plant:

the garbage sorting device is communicated with the garbage chopping device, the garbage crushing device and the solid-liquid separation device, the garbage sorting device comprises a vibration motor for controlling vibration screening and a camera for collecting images for identification, animal carcasses, large garbage and garbage fragments are screened out from the mixed garbage, and the screened garbage fragments are directly led into the solid-liquid separation device;

the inlet of the garbage chopping device is communicated with the garbage sorting device, the outlet of the garbage chopping device is communicated with the solid-liquid separation device, the screened animal carcass garbage is guided into the garbage chopping device for chopping, and the chopped animal carcass is conveyed to the solid-liquid separation device;

the inlet of the garbage crushing device is communicated with the garbage sorting device, the outlet of the garbage crushing device is communicated with the solid-liquid separation device, and the large garbage which is sieved out is guided into the garbage crushing device to be crushed and then is conveyed to the solid-liquid separation device after being crushed;

the lower inlet of the solid-liquid separation device is communicated with the garbage sorting device, the garbage chopping device and the garbage crushing device, the upper outlet of the solid-liquid separation device is communicated with the garbage incineration device, the separated solid garbage is lifted and conveyed to the garbage incineration device for incineration, and the separated liquid is discharged from the bottom to the sewage treatment device;

the inlet at the middle part of the garbage incineration device is communicated with the solid-liquid separation device to incinerate input solid garbage, the upper part of the garbage incineration device is communicated with the flue gas purification device and the power generation device, incinerated steam is input into the power generation device to generate power, and flue gas is conveyed into the flue gas purification device to be purified and then discharged.

This setting can be to spoil and other bold inorganic waste classification broken handle, takes place to block up, the adhesion condition when avoiding mixing the breakage, carries out breakage and solid-liquid separation before msw incineration simultaneously and can help rubbish to burn fast to improve incineration efficiency, make the burning abundant, can avoid burning back waste gas waste residue etc. to cause secondary pollution to the environment simultaneously.

Further, rubbish sorting device is including carrying the bottom plate, carrying the sieve, carry the bottom plate bottom to be provided with vibrating motor, carry the parallel transport sieve of having laid in bottom plate upper portion, carry bottom plate one end with carry the sieve to align, other end salient in carry the sieve, the equipartition is provided with a plurality of sieve meshes on carrying the sieve.

This setting not only plays the effect of vibration straight line material loading to can play the effect of screening rubbish fragment.

Further, carry sieve middle part one side and be provided with first material mouth and second material mouth, carry sieve middle part opposite side with relative department of first material mouth is provided with the first push pedal that can concertina movement, carry sieve middle part opposite side with relative department of second material mouth is provided with the second push pedal that can concertina movement.

Further, carry the sieve with the one end upper portion that the transport base plate aligns is provided with the material loading mouth, carry sieve other end one side and be provided with the third material mouth, carry the sieve other end and be provided with the third push pedal that can concertina movement with the relative one side of third material mouth.

This arrangement enables different categories of waste to be screened out and pushed to the respective outlets.

Further, carry sieve middle part top to be provided with at least one camera, can gather the discernment to the spoil.

Further, be provided with electromagnetic adsorption device on the first push pedal, this setting can be retrieved the metallic garbage screening.

Further, solid-liquid separation equipment includes separator box, separation motor and spiral main shaft, the separator box top is connected with the separation motor, and inside wears to be equipped with the spiral main shaft, the separation motor passes the separator box with spiral main shaft connects, separator box upper portion sets up the third discharge gate, the separator box lower part box outside is provided with the third hopper, the inside filter that is provided with of separator box lower part box, the separator box bottom is provided with the liquid outlet, the liquid outlet with sewage treatment plant intercommunication.

This setting not only plays solid-liquid separation's effect, plays the effect that promotes the material loading simultaneously for the device structure is simple compact more.

Further, the waste incineration device includes flue gas chamber, burns the chamber and falls the ash chamber, flue gas chamber upper portion is provided with the steam pipe and discharges fume the pipe, the steam pipe nested set is in discharge fume intraduct, the steam pipe with power generation facility intercommunication, discharge fume the pipe with gas cleaning device intercommunication, it is provided with the intercommunication to burn chamber upper portion the feed inlet of third discharge gate, it is provided with the ash export that falls to fall ash chamber bottom.

This setting can improve waste incineration efficiency, makes the pipe of discharging fume play the heat preservation effect to the steam pipe, has avoided emission secondary pollution simultaneously.

Further, the system for generating power by incinerating garbage further comprises a control assembly, wherein the control assembly is respectively connected with the garbage sorting device, the garbage chopping device, the garbage crushing device, the solid-liquid separation device, the garbage incinerating device, the flue gas purification device, the power generation device and the sewage treatment device, and is used for receiving signals fed back by the devices to control the operation of the devices.

A system of msw incineration electricity generation, compare with prior art and have following advantage:

(1) the system for generating power by burning garbage adopts the vibration screening and image recognition technology to realize garbage sorting, can classify and crush animal carcasses and other massive inorganic garbage, avoids the problems of centralized garbage crushing and blocking, cutter adhesion and the like, can recover metal, and avoids harmful substances generated by metal burning;

(2) the system for generating power by incinerating garbage has the advantages of thorough garbage crushing, solid-liquid separation and high incineration efficiency, and can avoid secondary pollution after incineration;

(3) a system of msw incineration electricity generation, rubbish sorting device has letter sorting and feeding effect concurrently, solid-liquid separation equipment has material loading and solid-liquid separation effect concurrently, simple structure is compact to control system's connection can realize automation and intelligent control.

The utility model also provides a method of msw incineration power generation is applied to above-mentioned system of msw incineration power generation, including following step:

step 1: feeding garbage, and controlling each device to operate by a control assembly;

step 2: the garbage sorting device is used for vibrating and screening garbage fragments, the garbage fragments are directly conveyed to the solid-liquid separation device through the garbage sorting device, garbage information is collected and identified through a camera in the screening process, animal carcasses are sorted out and pushed to corresponding material ports through corresponding push plates, and residual large garbage blocks are pushed to the corresponding material ports through the corresponding push plates;

and step 3: the animal carcasses sorted by the garbage sorting device are conveyed to the garbage chopping device, the chopped animal carcasses are conveyed to the solid-liquid separation device, the large garbage sorted by the garbage sorting device is conveyed to the garbage crushing device, and the crushed garbage is conveyed to the solid-liquid separation device;

and 4, step 4: the spiral main shaft in the solid-liquid separation device is lifted and extruded to separate solid garbage from liquid, the solid garbage enters the garbage incineration device from the upper outlet, and the liquid is discharged to the sewage treatment device from the bottom outlet;

and 5: and the solid garbage enters the garbage incineration device for incineration, generated steam enters the power generation device for power generation, and generated flue gas is treated by the flue gas purification device and then discharged.

A method of msw incineration power generation produce beneficial effect on the same as above, no longer give unnecessary details.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of a waste incineration power generation system according to an embodiment of the present invention;

fig. 2 is a flow chart of a method for generating electricity by burning garbage according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a garbage sorting device according to an embodiment of the present invention;

fig. 4 is a schematic view of another direction of the garbage sorting apparatus according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a garbage chopping device according to an embodiment of the present invention;

fig. 6 is a schematic view of another direction of the garbage chopping apparatus according to the embodiment of the present invention;

fig. 7 is a schematic structural view of a garbage disposal apparatus according to an embodiment of the present invention;

FIG. 8 is a schematic structural view of a solid-liquid separation device and a waste incineration device according to an embodiment of the present invention;

fig. 9 is a schematic view of a chopping main shaft in the garbage chopping device according to the embodiment of the present invention;

fig. 10 is a schematic view of a structure of a crushing blade in the garbage crushing apparatus according to the embodiment of the present invention.

Description of reference numerals:

1. a garbage sorting device; 11, a first baffle plate; 111, a first pusher plate; 112, a second pusher plate; 113, a camera; 114, a third opening; 12. a conveying bottom plate; 121. conveying sieve plates; 122. a feeding port; 123. a discharge baffle; 125. a second material port; 126. a first material port; 127. a third material port; 13. supporting legs; 14. a spring; 15. a second baffle; 151. a first opening; 152. a second opening; 153. a third push plate; 16. a vibration motor; 2. a garbage chopping device; 21. a first hopper; 22. a chopping box; 221. a first discharge port; 23. a main spindle box; 24. cutting the main shaft; 241. a spiral knife; 25. a pillar; 3. a garbage crushing device; 31. a second hopper; 32. a crushing box; 33. a second discharge port; 34. a support; 35. a crushing main shaft; 36. a crushing knife; 37. a grinding motor; 4. a solid-liquid separation device; 41. a separation tank; 42. a third hopper; 43. separating the motor; 44. a helical main shaft; 45. a filter plate; 46. a liquid outlet; 47. a filtrate chamber; 48. a third discharge port; 5. a waste incineration device; 50. a steam chamber; 501. a steam pipe; 51. a flue gas cavity; 512. a smoke exhaust pipe; 52. an incineration chamber; 521. a first material guide plate; 522. a second material guide plate; 523. a feed inlet; 53. an ash falling cavity; 54. a partition plate; 55. a furnace plate; 56. a support leg; 57. a dust outlet; 58. a breather pipe; 581. a control valve; 6. a communication pipe is provided.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The descriptions in the present application referring to "first", "second", "upper", "lower", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, a feature defined as "first," "second," "upper," "lower," may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments can be combined with each other, but it is necessary to be able to realize that the technical solutions in the embodiments can be combined with each other on the basis of the realization of a person having ordinary skill in the art, and all that is required by the present invention is within the protection scope of the present invention.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

As shown in fig. 1, a system for generating power by burning garbage comprises a garbage sorting device 1, a garbage chopping device 2, a garbage crushing device 3, a solid-liquid separation device 4, a garbage burning device 5, a flue gas purification device, a power generation device and a sewage treatment device, wherein the garbage sorting device 1 is communicated with the garbage chopping device 2, the garbage crushing device 3 and the solid-liquid separation device 4, the garbage sorting device comprises a vibration motor 16 for controlling vibration screening and a camera 113 for collecting images for identification, animal carcasses, large garbage and garbage fragments are screened out from mixed garbage, and the screened garbage fragments are directly led into the solid-liquid separation device 4; the inlet of the garbage chopping device 2 is communicated with the garbage sorting device 1, the outlet of the garbage chopping device is communicated with the solid-liquid separation device 4, screened animal carcass garbage is guided into the garbage chopping device for chopping, and chopped animal carcasses are conveyed to the solid-liquid separation device 4; the inlet of the garbage crushing device 3 is communicated with the garbage sorting device 1, the outlet of the garbage crushing device 3 is communicated with the solid-liquid separation device 4, and the large garbage which is sieved is guided into the garbage crushing device 3 to be crushed and then is conveyed to the solid-liquid separation device 4; the lower inlet of the solid-liquid separation device 4 is communicated with the garbage sorting device 1, the garbage chopping device 2 and the garbage crushing device 3, the upper outlet is communicated with the garbage incineration device 5, the separated solid garbage is lifted and conveyed to the garbage incineration device 5 for incineration, and the separated liquid is discharged from the bottom to the sewage treatment device; the inlet at the middle part of the garbage incineration device 5 is communicated with the solid-liquid separation device 4 to incinerate the input solid garbage, the upper part of the garbage incineration device is communicated with the flue gas purification device and the power generation device, steam generated by heating water after incineration is input into the power generation device to generate power, and flue gas is output into the flue gas purification device to be purified and then is discharged; the system for generating power by incinerating garbage further comprises a control assembly, wherein the control assembly is respectively connected with the garbage sorting device 1, the garbage chopping device 2, the garbage crushing device 3, the solid-liquid separation device 4, the garbage incinerating device 5, the flue gas purification device, the power generation device and the sewage treatment device, and is used for receiving signals fed back by the devices to control the operation of the devices.

This set up and to use vibration screening and image recognition technology to realize rubbish letter sorting, can be to spoil and other bold inorganic waste classification broken handle, when avoiding mixing the breakage, the spoil adhesion reduces crushing efficiency and takes place to block up the condition on bold inorganic waste, carry out breakage and solid-liquid separation before msw incineration simultaneously and can help rubbish to burn fast, thereby improve incineration efficiency, make the burning abundant, can avoid burning back waste gas waste residue etc. to cause secondary pollution to the environment simultaneously.

Example two

Specifically, as shown in fig. 3 and 4, the garbage sorting device 1 is a linear structure, and includes a conveying bottom plate 12, a conveying sieve plate 121, support legs 13, a vibration motor 16, a first baffle 11 and a second baffle 15, the support legs 13 are disposed at four corners of the bottom of the conveying bottom plate 12, springs 14 are disposed between the support legs 13 and the conveying bottom plate 12, so as to facilitate the vibrating feeding, the vibration motor 16 is disposed at the bottom, the conveying sieve plate 121 is disposed at the upper portion of the conveying bottom plate 12 in parallel, one end of the conveying bottom plate 12 is aligned with the conveying sieve plate 121, a feeding port 122 is disposed at the upper portion of the end of the conveying sieve plate 121 aligned with the conveying bottom plate 12, the feeding port 122 is tubular, an upper opening is used for feeding, a side opening is used for conveying garbage onto the conveying sieve plate 121, the other end of the conveying bottom plate 12 protrudes out of the conveying sieve plate 121, avoid rubbish to drop on carrying bottom plate 12, the equipartition is provided with a plurality of sieve meshes on carrying sieve 121, the sieve mesh is square or circular, and length or diameter set up to 10mm, and this setting can make the rubbish fragment drop on carrying bottom plate 12 through the sieve mesh to the rubbish fragment size of screening is moderate.

Furthermore, a first baffle plate 11 and a second baffle plate 15 extend upwards from two sides of the conveying bottom plate 12 and the conveying sieve plate 121, the two sides of the conveying bottom plate 12 and the conveying sieve plate 121 are shielded, so that the garbage is prevented from falling from the two sides in the screening process, a first opening 151 and a second opening 152 are arranged in the middle of the second baffle 15, a first material port 126 is arranged in the middle of the conveying sieve plate 121 penetrating through the first opening 151, the middle part of the conveying sieve plate 121 is provided with a second material port 125 through a second opening 152, a first push plate 111 capable of moving in a telescopic way is arranged at the opposite position of the other side of the middle part of the conveying sieve plate 121 and the first material port 126, a second push plate 112 capable of moving in a telescopic way is arranged at the opposite position of the other side of the middle part of the conveying sieve plate 121 and the second material port 125, the first push plate 111 and the second push plate 112 are connected with an air cylinder fixed on the first baffle plate 11, and the control assembly controls the air cylinder to push the first push plate 111 and the second push plate 112 to extend and retract; preferably, an electromagnetic adsorption device is arranged on the first push plate 111, the electromagnetic adsorption device is powered on to adsorb the metal garbage on the first push plate 111, the first push plate 111 pushes the metal garbage to the first material opening 126, the electromagnetic adsorption device is powered off, and the metal garbage falls to the first material opening 126 to be recovered; at least one camera 113 is arranged between the first pushing plate 111 and the second pushing plate 112, the camera 113 collects images of the garbage on the conveying sieve plate 121 in real time, the control assembly identifies and analyzes the images, and controls the second pushing plate 112 to extend out to push the identified animal carcasses to the second material port 125, and the second material port 125 is communicated with the inlet of the garbage chopping device 2.

The one end that carries sieve 121 to set up discharge baffle 123 is provided with third material mouth 127, third material mouth 127 sets up in first baffle 501 one side, third opening 114 has been seted up on corresponding first baffle 11 to third material mouth 127 wears out, second baffle 15 is provided with the third push pedal 153 that can concertina movement with third material mouth 127 department relatively, third push pedal 153 is promoted by the cylinder, the cylinder is controlled by control assembly, third push pedal 153 is used for pushing out third material mouth 127 with bold rubbish, third material mouth 127 communicates with the import of rubbish reducing mechanism 3.

It should be noted that the first material port 126, the second material port 125 and the third material port 127 are all disposed obliquely downward, so as to facilitate discharging.

Further, as shown in fig. 5, 6 and 9, the garbage chopping apparatus 2 includes a first hopper 21, a chopping box 22, a main shaft box 23 and a support 25, the first hopper 21 is trapezoidal and is disposed on the top of the chopping box 22, the inclined surface of the first hopper 21 is attached to the inclined surface of the second port 125 for feeding, the bottom of the chopping box 22 is supported by the support 25, one end of the chopping box 22 is connected to the main shaft box 23, the main shaft box 23 passes through the chopping box 22 and is connected to the internal chopping main shaft 24, two chopping main shafts 24 are disposed, spiral knives 241 are fixedly disposed on the chopping main shaft 24, the spiral knives 241 on the two chopping main shafts 24 are oppositely rotated and are alternately disposed, the main shaft box 23 is driven by a main shaft motor, a meshed gear is disposed inside the main shaft box 22 to transmit motion to the two chopping main shafts 24, one end of the bottom of the chopping box 22 is disposed with a first discharge port 221, and the spiral knives 241 play a feeding role during chopping, the cut animal carcass pieces are conveyed to the first discharge port 221 and conveyed to the inlet of the solid-liquid separation device 4 by a conveyor belt.

Further, as shown in fig. 7 and 10, the garbage crushing apparatus 3 includes a second hopper 31, a crushing box 32, a bracket 34 and a crushing motor 37, the second hopper 31 is trapezoidal and is arranged at the top of the crushing box 32, the inclined plane of the second hopper 31 is attached to the inclined position of the third material opening 127, so that feeding is facilitated, the bottom of the crushing box 32 is supported by the support 34, one end of the crushing box 32 is provided with the crushing motor 37, the crushing motor 37 penetrates through the crushing box 32 to be connected with the crushing main shaft 35 inside, the crushing main shaft 35 is fixedly provided with a plurality of crushing knives 36, the crushing knives 36 are straight-tooth type cutters, the number of the crushing main shafts 35 is two, the crushing knives 36 are arranged in pairs, this setting can improve crushing efficiency, because bold rubbish is in large quantity, crushing motor 37 is provided with two, is connected with crushing main shaft 35 respectively, can increase power, smashes the case 32 bottom and is provided with funnel formula second discharge gate 33.

Further, as shown in fig. 8, the solid-liquid separation device 4 includes a separation box 41, a separation motor 43, a third hopper 42 and a spiral spindle 44, the separation motor 43 is connected to the top of the separation box 41, the spiral spindle 44 penetrates the separation box 41, the separation motor 43 passes through the separation box 41 and is connected to the spiral spindle 44, a third discharge port 48 is disposed at the upper portion of the separation box 41, the third hopper 42 is disposed at the outer side of the lower portion of the separation box 41, a filter plate 45 is disposed inside the lower portion of the separation box 41, the filter plate 45 is disposed at the lower portion of the third hopper 42, and separates the lower portion of the separation box 41 into a filtrate chamber 47, so as to perform a filtering function, prevent the garbage fragments from entering the filtrate chamber 47, so as to facilitate lifting and squeezing of the garbage, a fragment outlet 46 is disposed at the bottom of the separation box 41, and the fragment outlet 46 is communicated, this solid-liquid separation equipment 4 is the vertical type, plays the waterlogging caused by excessive rainfall effect by the rotatory extrusion of spiral main shaft 44, can play the effect of carrying solid rubbish when spiral main shaft 44 rotatory extrusion, and then solid-liquid separation.

Further, the waste incineration device 5 is sequentially provided with a smoke chamber 51, an incineration chamber 52 and an ash falling chamber 53 from top to bottom, the smoke chamber 51 and the incineration chamber 52 are separated by a partition plate 54, the partition plate 54 has a filtering function and can filter ash with larger volume to prevent the ash from entering the smoke chamber 51, the incineration chamber 52 and the ash falling chamber 53 are separated by a furnace plate 55, waste fragments are incinerated on the furnace plate 55, the ash enters the ash falling chamber 53 through the furnace plate 55, a steam chamber 50 is sleeved in the smoke chamber 51, a steam pipe 501 is arranged on the upper portion of the steam chamber, a smoke exhaust pipe 512 is arranged on the upper portion of the smoke chamber 51, the steam pipe 501 is sleeved in the smoke exhaust pipe 512, the arrangement can enable the smoke exhaust pipe 512 to play a heat insulation role on the steam pipe 501, liquid, preferably water is placed in the steam chamber 50, the incineration chamber 52 is heated to generate heat and transmit the heat to the steam chamber 50, the liquid is evaporated to form steam and is discharged from a steam pipe 501, the steam pipe 501 is communicated with the power generation device, the smoke exhaust pipe 512 is communicated with the smoke purification device, an air suction pump is communicated between the smoke exhaust pipe 512 and the smoke purification device, the upper part of the incineration chamber 52 is provided with a feed inlet 523 communicated with the third discharge port 48, the third discharge port 48 is higher than the feed inlet 523 and is connected with the feed inlet 523 through a communicating pipe 6, the garbage fragments can fall under the action of gravity through the arrangement, one side of the inner wall of the incineration chamber 52 is connected with a first guide plate 521 positioned at the lower part of the feed inlet 523, the other side of the inner wall of the incineration chamber 52 is connected with a second guide plate 522 positioned below the first guide plate 521, the arrangement can preheat the garbage fragments in the falling process, the incineration efficiency is convenient to improve, a dust falling outlet 57 is arranged at the bottom of the dust falling chamber 53, and, the ash falling cavity 53 is provided with a vent pipe 58 at the bottom, the vent pipe 58 penetrates through the ash falling cavity 53 to be connected with the furnace plate 55 for introducing the pilot gas, and the vent pipe 58 is provided with a control valve 581 for adjusting the pressure of the introduced pilot gas.

The other settings are the same as the first embodiment.

EXAMPLE III

Specifically, as shown in fig. 2, a method for generating power by incinerating garbage is applied to the system for generating power by incinerating garbage, and mainly includes the following steps:

the control assembly controls each device to operate and starts to feed the garbage; after the garbage is fed, the electromagnetic adsorption device on the first push plate 111 is electrified to adsorb the metal garbage, the metal garbage is pushed out of the first material opening 126 by the first push plate 111 after adsorption to be recycled, garbage fragments are screened out by the garbage sorting device 1 in a vibrating mode and are directly conveyed to the solid-liquid separation device 4 by the garbage sorting device 1, garbage information is collected and identified by combining the camera 113 in the screening process, animal carcasses are sorted out and are pushed to the second material opening 125 by the second push plate 112, and the residual large garbage is conveyed to the tail end of the conveying sieve plate 121 and is pushed to the third material opening 127 by the third push plate 153; the animal carcasses sorted by the garbage sorting device 1 are conveyed to the garbage chopping device 2, the chopped animal carcasses are conveyed to the solid-liquid separation device 4, the large garbage sorted by the garbage sorting device 1 is conveyed to the garbage crushing device 3, and the crushed garbage fragments are conveyed to the solid-liquid separation device 4; the spiral main shaft in the solid-liquid separation device 4 is lifted and extruded to separate solid garbage from liquid, the solid garbage enters the garbage incineration device 5 from the upper outlet, and the liquid is discharged to the sewage treatment device from the bottom outlet; the solid garbage enters the garbage incineration device 5 for incineration, generated steam enters the power generation device for power generation, and generated flue gas is treated by the flue gas purification device and then discharged.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (9)

1. A system for generating power by burning garbage is characterized in that: comprises a garbage sorting device (1), a garbage chopping device (2), a garbage crushing device (3), a solid-liquid separation device (4), a garbage burning device (5), a flue gas purification device, a power generation device and a sewage treatment device:

the garbage sorting device (1) is communicated with the garbage chopping device (2), the garbage crushing device (3) and the solid-liquid separation device (4), the garbage sorting device comprises a vibration motor (16) for controlling vibration screening and a camera (113) for collecting images for identification, animal carcasses, large garbage and garbage fragments are screened from mixed garbage, and the screened garbage fragments are directly led into the solid-liquid separation device (4);

the garbage sorting device (1) is of a linear structure and comprises a conveying bottom plate (12) and a conveying sieve plate (121); the two sides of the conveying bottom plate (12) and the conveying sieve plate (121) extend upwards to form a first baffle (11) and a second baffle (15) which shield the two sides of the conveying bottom plate (12) and the conveying sieve plate (121);

the inlet of the garbage chopping device (2) is communicated with the garbage sorting device (1), the outlet of the garbage chopping device is communicated with the solid-liquid separation device (4), screened animal carcass garbage is guided into the garbage chopping device to be chopped, and chopped animal carcasses are conveyed to the solid-liquid separation device (4);

the inlet of the garbage crushing device (3) is communicated with the garbage sorting device (1), the outlet of the garbage crushing device is communicated with the solid-liquid separation device (4), and the screened large garbage is guided into the garbage crushing device (3) to be crushed and then is conveyed to the solid-liquid separation device (4);

the lower inlet of the solid-liquid separation device (4) is communicated with the garbage sorting device (1), the garbage chopping device (2) and the garbage crushing device (3), the upper outlet is communicated with the garbage incineration device (5), the separated solid garbage is lifted and conveyed to the garbage incineration device (5) for incineration, and the separated liquid is discharged from the bottom to the sewage treatment device;

the inlet in the middle of the garbage incineration device (5) is communicated with the solid-liquid separation device (4) to incinerate input solid garbage, the upper part of the garbage incineration device is communicated with the flue gas purification device and the power generation device, incinerated steam is input into the power generation device to generate power, and flue gas is conveyed into the flue gas purification device to be purified and then discharged.

2. The system for generating electricity by incinerating waste according to claim 1, wherein: conveying bottom plate (12) bottom is provided with vibrating motor (16), conveying sieve (121) have been laid to conveying bottom plate (12) upper portion parallel, conveying bottom plate (12) one end with carry sieve (121) to align, the other end salient in carry sieve (121), the equipartition is provided with a plurality of sieve meshes on carrying sieve (121).

3. The system for generating electricity by incinerating waste according to claim 2, wherein: further, carry sieve (121) middle part one side and be provided with first material mouth (126) and second material mouth (125), carry sieve (121) middle part opposite side with relative department of first material mouth (126) is provided with first push pedal (111) that can concertina movement, carry sieve (121) middle part opposite side with relative department of second material mouth (125) is provided with second push pedal (112) that can concertina movement.

4. A waste incineration power generation system according to claim 3, wherein: carry sieve (121) with the one end upper portion that conveying bottom plate (12) were aligned is provided with material loading mouth (122), it is provided with third material mouth (127) to carry sieve (121) other end one side, it is provided with third push pedal (153) that can concertina movement to carry sieve (121) other end and third material mouth (127) opposite side.

5. A waste incineration power generation system according to claim 3, wherein: at least one camera (113) is arranged above the middle part of the conveying sieve plate (121).

6. A waste incineration power generation system according to claim 3, wherein: an electromagnetic adsorption device is arranged on the first push plate (111).

7. The system for generating electricity by incinerating waste according to claim 1, wherein: the solid-liquid separation device (4) comprises a separation box (41), a separation motor (43) and a spiral main shaft (44), the separation motor (43) is connected to the top of the separation box (41), the spiral main shaft (44) penetrates through the inside of the separation box (41), the separation motor (43) penetrates through the separation box (41) and the spiral main shaft (44) to be connected, a third discharge hole (48) is formed in the upper portion of the separation box (41), a third hopper (42) is arranged on the outer side of a box body on the lower portion of the separation box (41), a filter plate (45) is arranged inside the box body on the lower portion of the separation box (41), a liquid outlet (46) is formed in the bottom of the separation box (41), and the liquid outlet (46).

8. The system for generating electricity from waste incineration of claim 7, wherein: the waste incineration device comprises a smoke chamber (51), an incineration chamber (52) and a falling ash chamber (53), the smoke chamber (51), the incineration chamber (52) and the falling ash chamber (53) from the top down are sequentially arranged, the upper portion of the smoke chamber (51) is provided with a steam pipe (501) and a smoke exhaust pipe (512), the steam pipe (501) is embedded and sleeved inside the smoke exhaust pipe (512), the steam pipe (501) is communicated with a power generation device, the smoke exhaust pipe (512) is communicated with a smoke purification device, the upper portion of the incineration chamber (52) is provided with a communication port (523) of a third discharge port (48), and the bottom of the falling ash chamber (53) is provided with a falling ash outlet (57).

9. The system for generating electricity by incinerating waste according to claim 1, wherein: the system for generating power by incinerating garbage further comprises a control assembly, wherein the control assembly is respectively connected with the garbage sorting device (1), the garbage chopping device (2), the garbage crushing device (3), the solid-liquid separation device (4), the garbage incinerating device (5), the flue gas purification device, the power generation device and the sewage treatment device, and is used for receiving signals fed back by the devices to control the operation of the devices.

Images