CN218755372U - Sludge blending combustion equipment - Google Patents

Abstract

The utility model discloses a mud mixes burning equipment, store storehouse and ventilation blower including mud, the discharge end fixed mounting that the storehouse was stored to mud has dry mud screw pump, the output of dry mud screw pump has the desiccator through the fixed intercommunication of material siphunculus, the output of desiccator has gas-solid cyclone through the fixed intercommunication of pipeline, the output fixed mounting of gas-solid cyclone has screw conveyer, the one end fixed mounting of sludge conveyer has roots's fan, sludge conveyer's the other end divide into two tunnel fixed intercommunication respectively through dry mud pipe and has pipeline blow-off valve, the fixed intercommunication of one end of pipeline blow-off valve has the boiler, the fixed intercommunication in one side of boiler bottom has the economizer, the entry end of economizer passes through heat source pipeline and the fixed intercommunication of smoke and dust separator, the utility model relates to a mud mixes burning equipment carries the heat source in the boiler to the inner chamber of desiccator dry through the economizer entry, very big improvement hot-blast initial wind temperature, strengthen drying effect.

Description

Sludge blending combustion equipment

Technical Field

The utility model relates to a mud mixes equipment technical field of burning, specifically is a mud mixes equipment of burning.

Background

The prior sludge blending combustion equipment has the following problems in the use process:

(1) The hot air coming from the original equipment is taken from the outlet of a flue economizer at the tail part of the boiler, namely the inlet of an air preheater, the air temperature is low during the operation, the quality of a drying heat source is influenced, and the drying effect is poor;

(2) The pressure in the wet mud pipe of the original equipment is insufficient, so that the pipeline is easily blocked, and the positive pressure of the combustion of the hearth easily enables the inlet of the dry mud pipe to form dust deposition to block the pipeline before the dry mud enters the hearth.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mud mixes equipment of burning to solve the hot-blast air that comes of former equipment that proposes among the above-mentioned background art and take from the export of boiler afterbody flue economizer, also be exactly air heater's entry, the wind temperature is low during the operation, influences the quality of dry heat source, dry effect is poor and former equipment wet mud intraductal pressure is not enough, blocks up the pipeline easily, dry mud is before getting into furnace, furnace burning's malleation makes dry mud pipe entry form the problem that the pipeline was blockked up in the dust deposit easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mud mixes burning equipment, includes mud storage storehouse and ventilation blower, the discharge end fixed mounting of mud storage storehouse has dry mud screw pump, the output of dry mud screw pump has the desiccator through the fixed intercommunication of material siphunculus, the output of desiccator has gas-solid cyclone through the fixed intercommunication of pipeline, the output fixed mounting of gas-solid cyclone has screw conveyer, screw conveyer's output has the mud conveyer through smashing the fixed intercommunication of pipeline, the one end fixed mounting of mud conveyer has roots's fan, the other end of mud conveyer divide into two ways through the dry mud pipe and respectively fixed intercommunication have pipeline blow-off valve, the fixed intercommunication of one end of pipeline blow-off valve has the boiler, one side fixed intercommunication of boiler bottom has the economizer, the entry end of economizer passes through the heat source pipeline and the fixed intercommunication of smoke and dust separator, the output of smoke and dust separator and the fixed intercommunication of the input of desiccator, the odor discharge end of mud storage storehouse is fixed intercommunication has communicating pipe, the exhaust gas of gas cyclone of gas separation machine is fixed intercommunication has exhaust gas communicating pipe, and the one end of odor communicating pipe and the input end of ventilation blower is fixed intercommunication through the boiler inner chamber.

Preferably, one side of the sludge storage bin is provided with a truck for hauling sludge.

Preferably, a feed valve and a wet sewage pressurizer are fixedly installed inside the material through pipe to pressurize an inner cavity of the material pipeline.

Preferably, a throwing machine is arranged on one side of the dryer, local thermometers are arranged at the heat source input end of the dryer, the dryer output end and the middle part of the inner cavity of the dryer, the dryer output end is used as a main monitoring point, other measuring points are used as auxiliary monitoring points, whether the system runs normally or not is judged, and the blocking position of the pipeline when the system is abnormal is determined through trend comparison.

Preferably, a sludge pulverizer, a first air-closed discharger and a second air-closed discharger are sequentially arranged in the pulverizing pipeline and are used for pulverizing and isolating sludge.

Preferably, an automatic exhaust valve is disposed inside the odor communicating tube to control the discharge of the odor.

Preferably, a heat source switching valve is disposed inside the heat source pipeline.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The heat source in the boiler is conveyed to the inner cavity of the dryer for drying through the coal economizer inlet, the initial air temperature of hot air is greatly improved, tail gas in the gas-solid cyclone separator and odor in the sludge storage bin are conveyed to the inner cavity of the boiler for combustion through the ventilator, the problem of disposal of byproduct sludge of a sewage treatment plant is fundamentally solved, and zero discharge of sludge of the sewage treatment plant is realized;

(2) Set up the dust and dust separator through the one end at the heat source pipeline, reduce the dust content in the incoming air, reduce pipeline blocking phenomenon's emergence, improve heat exchange efficiency, increase the pipeline at dry mud pipe end and blow stifled valve, pipeline blow stifled valve and roots's fan cooperation, regularly open and clear up the dust that accumulates in the pipeline, prevent that the interior dust of pipeline from hardening, blockking up.

Drawings

FIG. 1 is a flow chart of the present invention;

FIG. 2 is a schematic diagram of the present invention;

fig. 3 is a schematic plan view of the dryer of the present invention.

In the figure: 1. a sludge storage bin; 2. a dry sludge screw pump; 3. a material pipe is communicated; 4. a dryer; 5. a gas-solid cyclone separator; 6. a screw conveyor; 7. crushing the pipeline; 8. a sludge conveyor; 9. a Roots blower; 10. a dry sludge pipe; 11. a pipeline blow-blocking valve; 12. a boiler; 13. a coal economizer; 14. a heat source pipeline; 15. a smoke dust separator; 16. an in situ thermometer; 17. an odor communicating pipe; 18. an exhaust gas communicating pipe; 19. a ventilator; 20. a truck; 21. a feed valve; 22. a wet pollution supercharger; 23. a sludge pulverizer; 24. a first air-closed discharger; 25. a second air-closed discharger; 26. a heat source switch valve; 27. an automatic exhaust valve; 28. a material throwing machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-3, the utility model provides a sludge blending combustion equipment, including sludge storage bin 1 and ventilation blower 19, sludge storage bin 1's discharge end fixed mounting has dry sludge screw pump 2, dry sludge screw pump 2's output is fixed through material siphunculus 3 and is communicated with desiccator 4, desiccator 4's output is fixed through the pipeline and is communicated with gas-solid cyclone 5, gas-solid cyclone 5's output fixed mounting has screw conveyer 6, screw conveyer 6's output is fixed through smashing pipeline 7 and is communicated with sludge conveyor 8, sludge conveyer 8's one end fixed mounting has roots's fan 9, sludge conveyer 8's the other end is divided into two ways through dry mud pipe 10 and is fixed respectively and is communicated with pipeline blow-off valve 11, pipeline blow off valve 11's one end is fixed and is communicated with boiler 12, one side fixed intercommunication of boiler 12 bottom has economizer 13, the entry end of economizer 13 is fixed through heat source pipeline 14 and smoke and dust separator 15 and is communicated, the output of smoke and dust separator 15's heat source input end is communicated with drier 4 through the fixed intercommunication of communicating pipe 10, sludge storage bin 1's odor discharge communicating pipe 17, the exhaust ventilator of communicating pipe 19 is fixed and is communicated with the communicating pipe 19, the exhaust ventilator 18 of the odor outlet of communicating pipe and the communicating pipe of communicating pipe 19, the odor ventilator 19 is fixed and is communicated with the communicating pipe.

When the sludge treatment device is used, sludge with the water content of 80% in a sewage treatment plant is conveyed into a sludge storage bin 1 of a sludge drying workshop of the power plant through a truck 20, and then conveyed into a dryer 4 through a dry sludge screw pump 2 and a material through pipe 3 for mass heat exchange, the dried sludge enters a gas-solid cyclone separator 5 for solid-gas separation, the separated solid is conveyed into an inner cavity of a sludge conveyor 8 through a screw conveyor 6 and is conveyed into a boiler 12 through the sludge conveyor 8 for incineration, and the sludge treatment of the sewage treatment plant is realized.

One side of the sludge storage bin 1 is provided with a truck 20.

In use, the truck 20 is used to haul sludge in a sewage treatment plant.

A feed valve 21 and a wet pollution booster 22 are fixedly arranged inside the material through pipe 3.

When the wet pollution control device is used, the feed valve 21 is used for controlling whether the material through pipe 3 is communicated or not, and the wet pollution pressurizer 22 is used for increasing the pressure of the inner cavity of the feed valve 21 and reducing the possibility that wet pollution blocks a pipeline.

One side of the dryer 4 is provided with a thrower 28, and the heat source input end of the dryer 4, the output end of the dryer 4 and the middle part of the inner cavity of the dryer 4 are provided with local thermometers 16.

When the intelligent pipeline monitoring system is used, the local thermometers 16 are arranged in front, in middle and at back of the dryer 4, the output end of the dryer 4 is used as a main monitoring point, other measuring points are used as auxiliary monitoring points, whether the system runs normally or not is judged, and the blocking position of the pipeline when the system is abnormal is determined through trend comparison.

The inside of the crushing pipe 7 is provided with a sludge crusher 23, a first air-lock discharger 24 and a second air-lock discharger 25 in this order.

When in use, the sludge in the crushing pipeline 7 is crushed to separate the material from the air.

The automatic exhaust valve 27 is provided inside the odor communicating tube 17.

When in use, the odor control agent is used for controlling the emission of odor.

The heat source pipe 14 is provided with a heat source on-off valve 26 inside.

When in use, the switch is used for controlling the heat source.

When the device is used specifically, sludge with the water content of 80% in a sewage treatment plant is conveyed into a sludge storage bin 1 of a sludge drying workshop of the power plant through a truck 20, then is conveyed into a dryer 4 through a dry sludge screw pump 2 and a material through pipe 3 for mass heat exchange, the dried sludge enters a gas-solid cyclone separator 5 for solid-gas separation, the separated solid is conveyed into an inner cavity of a sludge conveyor 8 through a screw conveyor 6 and is conveyed into a boiler 12 through the sludge conveyor 8 for incineration, a heat source medium required by the dryer 4 is flue gas in the boiler 12, a heat source in the boiler 12 is conveyed into an inner cavity of the dryer 4 through an inlet of an economizer 13 for drying, the initial air temperature of hot air is greatly improved, tail gas in the gas-solid cyclone separator 5 and odor in the sludge storage bin 1 are conveyed into the inner cavity of the boiler 12 through a ventilator 19 for combustion, fundamentally solves the processing problem of sewage treatment plant accessory substance mud, realize zero outer row of sewage treatment plant mud, all be provided with on-the-spot thermometer 16 after 4 preceding middle school of desiccator, use 4 output of desiccator as main monitoring point, other measurement stations are supplementary monitoring point, whether normal the system operation is judged, the jam position of pipeline when confirming the system is unusual through the trend contrast, set up smoke and dust separator 15 in the one end of heat source pipeline 14, reduce the dust content in the incoming air, reduce pipeline blocking phenomenon's emergence, improve heat exchange efficiency, increase pipeline blow-off valve 11 at the dry mud pipe 10 end, pipeline blow-off valve 11 and roots blower 9 cooperation, regularly open the interior dust that deposits of clearance pipeline, prevent that the interior dust of pipeline from hardening, stopping up.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a mud mixes burning equipment, includes mud storage storehouse (1) and ventilation blower (19), its characterized in that: the device is characterized in that a dry sludge screw pump (2) is fixedly installed at the discharge end of the sludge storage bin (1), the output end of the dry sludge screw pump (2) is fixedly communicated with a dryer (4) through a material through pipe (3), the output end of the dryer (4) is fixedly communicated with a gas-solid cyclone separator (5) through a pipeline, the output end of the gas-solid cyclone separator (5) is fixedly installed with a screw conveyor (6), the output end of the screw conveyor (6) is fixedly communicated with a sludge conveyor (8) through a crushing pipeline (7), one end of the sludge conveyor (8) is fixedly installed with a roots fan (9), the other end of the sludge conveyor (8) is divided into two paths through a dry sludge pipe (10) and is fixedly communicated with a pipeline blowing and blocking valve (11), one end of the pipeline blowing and blocking valve (11) is fixedly communicated with a boiler (12), one side of the bottom of the boiler (12) is fixedly communicated with an economizer (13), the inlet end of the economizer (13) is fixedly communicated with a smoke dust separator (15) through a heat source pipeline (14), the output end of the smoke separator (15) is fixedly communicated with the dryer (4), an odor gas exhaust gas input end of the dryer (1), and an odor gas exhaust gas outlet end of the cyclone separator (17) is fixedly communicated with the cyclone separator (17), and one end of the odor communicating pipe (17) and one end of the exhaust gas communicating pipe (18) are fixedly communicated with the input end of a ventilator (19), and the output end of the ventilator (19) is communicated with the inner cavity of the boiler (12) through a pipeline.

2. The sludge co-combustion equipment as claimed in claim 1, wherein: and a truck (20) is arranged on one side of the sludge storage bin (1).

3. The sludge co-combustion equipment as claimed in claim 1, wherein: and a feed valve (21) and a wet sewage pressurizer (22) are fixedly arranged in the material through pipe (3).

4. The sludge co-combustion equipment as claimed in claim 1, wherein: a throwing machine (28) is arranged on one side of the drying machine (4), and local thermometers (16) are arranged at the heat source input end of the drying machine (4), the output end of the drying machine (4) and the middle part of the inner cavity of the drying machine (4).

5. The sludge co-combustion equipment as claimed in claim 1, wherein: and a sludge crusher (23), a first air-closed discharger (24) and a second air-closed discharger (25) are sequentially arranged in the crushing pipeline (7).

6. The sludge co-combustion equipment as claimed in claim 1, wherein: an automatic exhaust valve (27) is arranged in the odor communicating pipe (17).

7. The sludge co-combustion equipment as claimed in claim 1, wherein: a heat source switch valve (26) is arranged in the heat source pipeline (14).

Images