CN211232887U

CN211232887U - Preheating type waste incineration system

Info

Publication number: CN211232887U
Application number: CN201922037265.XU
Authority: CN
Inventors: 汪蛟
Original assignee: Guangzhou Wanhe Environmental Technology Co ltd
Current assignee: Guangzhou Wanhe Environmental Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-11
Anticipated expiration: 2029-11-22

Abstract

The utility model provides a preheating-type msw incineration system belongs to the environmental protection equipment field. Including burning the burning furnace, be provided with the combustion chamber in burning the burning furnace, be provided with the combustor on this combustion chamber, the top of combustion chamber is provided with two combustion chamber entries, this two combustion chamber entry intercommunication has two combustion chambers, be provided with two combustion chamber combustors on two combustion chambers, two combustion chambers have garbage preheater through the pipeline intercommunication, this garbage preheater passes through the middle part of feedstock channel intercommunication combustion chamber, the feedstock channel slope sets up, still be provided with the material loading machine on this garbage preheater, the below of this material loading machine is provided with rubbish windrow, garbage preheater still communicates to the spray column soon, to the spray column intercommunication soon to separation filter, separation filter communicates the draught fan in proper order, filter adsorption tower and exhaust tower. Compared with the prior art, the utility model discloses it can preheat burning rubbish with the preheating of producing in burning rubbish combustion process for wait to burn rubbish and can the fast combustion, improve msw incineration's efficiency.

Description

Preheating type waste incineration system

Technical Field

The utility model belongs to the environmental protection equipment field particularly, relates to a preheating-type msw incineration system.

Background

The waste incineration is a process of subjecting waste to oxidation at a high temperature by appropriate thermal decomposition, combustion, melting, or other reaction to reduce the volume of the waste to form a residue or a molten solid substance.

The waste incineration facility must be equipped with a flue gas treatment facility to prevent heavy metals, organic pollutants and the like from being discharged into the environment medium again. The heat generated by burning the garbage is recycled, and the purpose of recycling the waste can be achieved.

The existing garbage incineration facilities usually do not preheat the garbage, so that the temperature difference between the garbage raw materials added in the incineration process and the garbage in the combustion furnace is too large, meanwhile, the newly added garbage raw materials reach an ignition point and start for a long time, so that the combustion effect is greatly reduced, and sometimes even the situation that the fire is extinguished and needs to be re-ignited occurs. In view of this, the utility model provides a preheating-type msw incineration system.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a preheating-type msw incineration system, it can preheat burning rubbish with the preheating of burning the production of rubbish combustion process in-process, reduces both differences in temperature for wait to burn rubbish and add to can the fast combustion on burning rubbish, the flame-out condition can not appear, improves msw incineration's efficiency.

The utility model discloses a following technical scheme realizes:

the utility model provides a preheating-type msw incineration system, includes burns burning furnace, be provided with the combustion chamber in burning furnace, be provided with the combustor on this combustion chamber, the top of combustion chamber is provided with two combustion chamber entries, and this two combustion chamber entries intercommunication has two combustion chambers, be provided with two combustion chamber combustors on two combustion chambers, two combustion chambers have waste preheater through the pipeline intercommunication, and this waste preheater passes through the feedstock channel intercommunication the middle part of combustion chamber, the feedstock channel slope sets up, still is provided with the material loading machine on this waste preheater, and the below of this material loading machine is provided with the rubbish dump bin, waste preheater still communicates to the spray column soon, it revolves to separation filter to revolve to the spray column intercommunication, separation filter communicates draught fan, filtration adsorption tower and exhaust column in proper order.

As a preferred technical scheme, a fire grate chain is arranged below the incineration chamber, and a furnace ash removing pool is arranged below the fire grate chain.

As an optimal technical scheme, the spiral spray tower comprises a cylinder body and a cover body fixed at the top of the cylinder body, a spray chamber is arranged in the cylinder body, the spray chamber is provided with a spray tower inlet used for being connected with a garbage preheater and a spray tower outlet used for being connected with the spiral separation filter, a spray device is arranged on the cover body, a spray liquid funnel is arranged at the middle lower part of the spray chamber, a valve is arranged on the spray liquid funnel, a spray liquid reflux chamber is arranged below the spray liquid funnel, a circulating pump and the spray device are sequentially connected with the bottom of the spray liquid reflux chamber through a reflux pipeline, and a spiral flow sheet is further arranged on the inner wall of the spray chamber.

As an optimal technical scheme, it includes filter body and is fixed in to the separation filter soon filter body's top cap, this internal filter chamber that is provided with of filter, be provided with on the filter chamber and be used for connecting the filter entry of spray tower export, be provided with on the inner wall in the filter chamber and revolve to the spinning disk soon, the bottom of this filter chamber is provided with filter equipment, filter equipment includes the filter bag of the filter screen of outer layer and inlayer, filter equipment is connected with the center tube, and this center tube passes the top cap connects gradually draught fan, filtration adsorption tower and exhaust column.

Has the advantages that:

the utility model uses the feeding machine to feed the garbage to be burned, the garbage to be burned is heated and preheated by the gas discharged from the incinerator in the garbage preheater, if the garbage to be burned is burned in the burning chamber of the burning furnace through the feeding channel, the temperature difference between the garbage to be burned and the garbage to be burned is reduced, the garbage to be burned is added on the garbage to be burned to be quickly burned, the flameout condition can not occur, the efficiency of garbage burning is improved, meanwhile, the secondary burning is carried out on the burning waste gas in the secondary burning chamber, the complete decomposition and burning of the toxic organic gas such as dioxin and the like under high temperature can be effectively ensured, the gas after preheating the garbage to be burned sequentially passes through the rotary spray tower, the rotary separation filter and the filtration adsorption tower, the treated gas is discharged by the exhaust tower at last, thereby preheating the garbage to be burned generated in the burning process of the garbage can be realized, the temperature difference between the two is reduced, the garbage to be burned can be rapidly burned when being added to the garbage to be burned, flameout can not occur, the garbage burning efficiency is improved, and meanwhile discharged gas meets the environmental protection requirement.

Drawings

FIG. 1 is a schematic structural diagram of a preheating type waste incineration system;

FIG. 2 is a detailed block diagram of the rotating spray tower of FIG. 1;

fig. 3 is a detailed structural view of the spin-on separation filter of fig. 1.

The attached drawings are as follows:

1. an incinerator; 2. an incineration chamber; 3. a burner; 4. an inlet of the second combustion chamber; 5. a second combustion chamber; 6. a second combustion chamber burner; 7. a pipeline; 8. a garbage preheater; 9. a feed channel; 10. a feeding machine; 11. a garbage stacking box; 12. a rotating spray tower; 13. a spin-on separation filter; 14. an induced draft fan; 15. a filtration adsorption tower; 16. an exhaust column; 17. a grate chain; 18. manufacturing an ash removing pool; 19. a barrel; 20. a spray chamber; 21. a cover body; 22. an inlet of the spray tower; 23. an outlet of the spray tower; 24. a spraying device; 25. a spray liquid funnel; 26. a valve; 27. a spray liquid reflux chamber; 28. a circulation pump; 29. a return line; 30. a spinning disk; 31. a filter body; 32. a top cover; 33. a filtering chamber; 34. a filter inlet; 35. a filter screen; 36. a filter bag; 37. a central tube; 38. a rotational direction vortex plate.

Detailed Description

In order to further disclose and explain the technical scheme of the utility model, a clear and complete explanation is carried out on the preheating type waste incineration system by combining the attached drawings.

It should be noted that the terms "upper", "inner", "middle", "left", "right" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the corresponding elements may be changed or adjusted without substantial technical changes, and the scope of the present invention may be considered to be the scope of the present invention.

Referring to fig. 1 to 3, the utility model provides a preheating type waste incineration system, including incinerator 1, be provided with incineration chamber 2 in the incinerator 1, be provided with combustor 3 on this incineration chamber 2, this combustor 3 has the function of lighting a fire, the top of incineration chamber 2 is provided with second combustion chamber entry 4, this second combustion chamber entry 4 intercommunication has second combustion chamber 5, second combustion chamber 5 is used for carrying out the secondary combustion to the gas in incinerator 1, can effectively decompose the dioxin in the waste incineration gas; the secondary combustion chamber 5 is provided with a secondary combustion chamber 6, the secondary combustion chamber 5 is communicated with a garbage preheater 8 through a pipeline 7, the garbage preheater 8 is used for preheating garbage to be combusted and adding the preheated garbage to be combusted into the incinerator 1, the garbage preheater 8 is communicated with the middle part of the incineration chamber 2 through a feeding channel 9, the feeding channel 9 is obliquely arranged, the garbage to be combusted is favorably fallen into the incinerator 1 from the feeding channel 9 due to the oblique arrangement of the feeding channel 9, the garbage preheater 8 is also provided with a feeding machine 10, a garbage stacking box 11 is arranged below the feeding machine 10, the feeding machine 10 can add the garbage to be combusted in the garbage stacking box 11 into the garbage preheater 8, the garbage preheater 8 is also communicated with a rotary spray tower 12, the rotary spray tower 12 is used for spraying and extracting preheated gas, the rotary spray tower 12 is communicated with a rotary separation filter 13, the cyclone separation filter 13 is used for performing gas-liquid separation on the humid gas discharged from the cyclone spray tower 12, the separation filter is sequentially communicated with an induced draft fan 14, a filtration and adsorption tower 15 and an exhaust tower 16, and it should be noted that the filtration and adsorption tower 15 is an activated carbon adsorption tower.

Further, a grate chain 17 is arranged below the incineration chamber 2, a furnace ash-raking pond 18 is arranged below the grate chain 17, the grate chain 17 can move the garbage in the incineration furnace 1 to play a role similar to stirring, and the furnace ash-raking pond is used for collecting objects such as dry ash.

Further, the spiral spray tower 12 comprises a cylinder 19 and a cover 21 fixed at the top of the cylinder 19, a spray chamber 20 is arranged in the cylinder 19, the spray chamber 20 is provided with a spray tower inlet 22 for connecting the garbage preheater 8 and a spray tower outlet 23 for connecting the spiral separation filter 13, a spray device 24 is arranged on the cover 21, a spray liquid funnel 25 is arranged at the middle lower part of the spray chamber 20, a valve 26 is arranged on the spray liquid funnel 25, a spray liquid return chamber 27 is arranged below the spray liquid funnel 25, the bottom of the spray liquid return chamber 27 is sequentially connected with a circulating pump 28 and the spray device 24 through a return pipe 29, a spiral flow sheet 30 is further arranged on the inner wall of the spray chamber 20, and the spray liquid can be recycled and fully extracted through the structure.

Specifically, it includes filter body 31 and is fixed in to revolve to separation filter 13 filter body 31's top cap 32, be provided with filter chamber 33 in the filter body 31, be provided with on the filter chamber 33 and be used for connecting the filter entry 34 of spray tower export 23, be provided with on the inner wall in filter chamber 33 and revolve to spinning disk 38, the bottom of this filter chamber 33 is provided with filter equipment, filter equipment includes the filter screen 35 of outer layer and the filter bag 36 of inlayer, and filter equipment can further carry out gas-liquid separation, filter equipment is connected with center tube 37, and this center tube 37 passes top cap 32 connects gradually draught fan 14, filtration adsorption tower 15 and exhaust column 16.

The utility model uses the feeding machine 10 to feed the garbage to be burned, the garbage to be burned is heated and preheated in the garbage preheater 8 by the gas discharged from the incinerator 1, if the garbage to be burned is burned in the incineration chamber 2 of the combustion furnace through the feeding channel 9, the temperature difference between the garbage to be burned and the garbage to be burned is reduced, the garbage to be burned can be rapidly burned when being added on the garbage to be burned, the flameout situation can not occur, the efficiency of garbage incineration is improved, meanwhile, the secondary incineration is carried out on the combustion waste gas in the secondary combustion chamber 5, the complete decomposition and combustion of the toxic organic gas such as dioxin and the like under high temperature can be effectively ensured, the gas after preheating the garbage to be burned sequentially passes through the rotary spray tower 12, the rotary separation filter 13 and the filtration adsorption tower 15, the treated gas is finally discharged from the exhaust tower 16, thereby realizing the preheating of the garbage to be burned generated in the garbage burning process, reduce both differences in temperature for wait to fire rubbish and add to can burn fast on firing rubbish, the condition of flame-out can not appear, improve msw incineration's efficiency, the combustion gas accords with the environmental protection requirement simultaneously.

The present invention is not limited to the above embodiment, and if various modifications or changes of the present invention do not depart from the spirit and scope of the present invention, the present invention also includes such modifications and changes if such modifications and changes fall within the scope of the claims and the equivalent technology of the present invention.

Claims

1. The utility model provides a preheating-type msw incineration system which characterized in that: including burning the burning furnace, be provided with the combustion chamber in the burning furnace, be provided with the combustor on this combustion chamber, the top of combustion chamber is provided with two combustion chamber entries, and this two combustion chamber entry intercommunication has two combustion chambers, be provided with two combustion chamber combustors on the two combustion chambers, two combustion chambers have waste preheater through the pipeline intercommunication, and this waste preheater passes through the feedstock channel intercommunication the middle part of combustion chamber, the feedstock channel slope sets up, still is provided with the material loading machine on this waste preheater, and the below of this material loading machine is provided with the rubbish windrow, waste preheater still communicates to the spray column soon, to the spray column intercommunication soon to separation filter, separation filter communicates draught fan, filtration adsorption tower and exhaust tower in proper order.

2. The preheating type waste incineration system according to claim 1, wherein: a grate chain is arranged below the incineration chamber, and a furnace ash scraping pool is arranged below the grate chain.

3. The preheating type waste incineration system according to claim 2, wherein: the spiral spray tower comprises a barrel body and a cover body fixed at the top of the barrel body, a spray room is arranged in the barrel body, the spray room is provided with a spray tower inlet used for being connected with the garbage preheater and a spray tower outlet used for being connected with the spiral separation filter, a spray device is arranged on the cover body, a spray liquid funnel is arranged at the middle lower part of the spray room, a valve is arranged on the spray liquid funnel, a spray liquid reflux chamber is arranged below the spray liquid funnel, a circulating pump and the spray device are sequentially connected with the bottom of the spray liquid reflux chamber through a reflux pipeline, and a spiral flow sheet is further arranged on the inner wall of the spray room.

4. The preheating type waste incineration system according to claim 3, wherein: it includes filter body and is fixed in to revolve to the separation filter body's top cap, this internal filter chamber that is provided with of filter, be provided with on the filter chamber and be used for connecting the filter entry of spray column export, be provided with on the inner wall in the filter chamber and revolve to the spinning disk, the bottom of this filter chamber is provided with filter equipment, filter equipment includes the filter screen of skin and the filter bag of inlayer, filter equipment is connected with the center tube, and this center tube passes the top cap connects gradually draught fan, filtration adsorption tower and exhaust column.