CN213375960U - Polymer denitration integrated device - Google Patents

Abstract

The utility model belongs to equipment for the environmental protection trade, in particular to polymer denitration integrated device. The fixed roots fan in the higher authority of base, the discharge end of the fixed material lifting machine in the top left side of support, the fixed storage hopper in discharge end below at the material lifting machine, be equipped with the thermal resistance on the circular cone periphery below, be equipped with rotary valve and maintenance manhole below the thermal resistance, be equipped with the rapping apparatus with the maintenance manhole is with the level on the storage hopper, be equipped with manual push-pull valve in the below of storage hopper, the lower extreme fixed connection of blanking fill is in the pneumatic conveyor top, pneumatic conveyor and roots fan fixed connection, connect the lower extreme of negative pressure suction line on the toper periphery of blanking fill, the upper end intercommunication storehouse top dust remover's of negative pressure suction line inner chamber, the storehouse top dust remover corresponds and fixes the higher authority at the storage hopper. The denitration agent adopted by the denitration process is solid particles, has stable property, is convenient to transport and store, has high denitration rate and small dosage, and has the advantages of energy conservation, emission reduction, consumption reduction and the like.

Description

Polymer denitration integrated device

Technical Field

The utility model belongs to equipment for the environmental protection trade, in particular to polymer denitration integrated device.

Background

In the past, the common selectivity of denitration in the industries of coking, waste incineration, steel, coal burning and gas furnaces is an external catalytic reduction process, the process is complicated, the automation level is not high, a large amount of manpower and material resources are needed, the investment is large, the denitration rate is low, the medicament is easy to get damp during the operation of equipment, the pneumatic conveying process is blocked, and the working efficiency is influenced.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned technique not enough, provide a simple structure, denitration rate and high, energy-concerving and environment-protective polymer denitration integrated device of work efficiency.

The utility model provides a technical scheme that technical problem adopted is: the polymer denitration integrated device comprises a base, a support, an inclined support lacing wire, a material lifting machine, a Roots blower, a conveying pipeline and a storage hopper, and is characterized in that the base is fixed in the bottom of the support, the Roots blower is fixed on the upper surface of the base, the discharge end of the material lifting machine is fixed on the left side of the top of the support, the storage hopper is fixed below the discharge end of the material lifting machine, a hopper heat-insulating plate or an electric heating plate is arranged on the periphery of the storage hopper, charge level meters are arranged on the upper circumferential surface and the lower conical circumferential surface of the storage hopper, a thermal resistor is arranged on the lower conical circumferential surface, a rotary valve and an overhaul manhole are arranged below the thermal resistor, a vibrator is arranged on the storage hopper and on the same level with the overhaul manhole, a manual gate valve is arranged below the storage hopper, a rotary valve is arranged below the manual gate valve, a conical, the pneumatic conveying device is fixedly connected with the Roots blower, the pneumatic conveying device is connected with the lower end of the conveying pipeline, the upper end of the conveying pipeline is connected with the denitrifying agent ejector, the lower end of the negative pressure air suction pipeline is connected to the conical circumferential surface of the blanking hopper, the upper end of the negative pressure air suction pipeline is communicated with the inner cavity of the bin top dust remover, and the bin top dust remover is correspondingly fixed on the storage hopper.

The utility model has the advantages that: the denitration agent adopted by the denitration process of the polymer denitration integrated device is solid particles, has stable property, is convenient to transport and store, and does not need special safety protection measures. The device simple structure only needs to increase injection system on original denitration equipment, and the small investment, the reactive polymer reaction rate of denitration agent is fast, and the denitration rate is high, and the quantity is few, and is with low costs. The production process has high automation degree, and has the advantages of energy conservation, emission reduction, consumption reduction and the like.

Drawings

The following description is made in detail by way of example with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a polymer denitration integrated apparatus.

Fig. 2 is a process flow diagram of fig. 1.

In the figures, 1-stent; 2-a pneumatic conveying device; 3-negative pressure air suction pipeline; 4-rotating the valve; 5-a vibrator; 6-thermal resistance; 7-heat preservation plate or electric heating plate; 8-a storage hopper; 9-a bin top dust remover; 10-a conveying pipeline; 11-a level gauge; 12-obliquely supporting a lacing wire by the bracket; 13-inspection manhole; 14-a material hoist; 15-manual gate valve; 16-Roots blower; 17-a base; 18-a blanking hopper; 19-a denitrifier injector; 20-chain furnace hearth; 21-compressed air source.

Detailed Description

In the embodiment, referring to fig. 1 and 2, the polymer denitration integrated device is a bottom fixing base 17 in a frame-shaped support 1, and a support inclined support lacing wire 12 is arranged between the middle part of the support 1 and a top frame. A Roots blower 16 is fixed on the left side of the upper surface of a base 17, an air conveying device 2 is fixedly connected on the right side of the Roots blower 16, a conical blanking hopper 18 is fixed above the air conveying device 2, and a lower end outlet of a storage hopper 8 is connected above the blanking hopper 18. Be equipped with rotary valve 4 in the lower extreme exit of storage hopper 8, rotary valve 4 can prevent the jam problem of 8 feed openings of storage hopper. A manual gate valve 15 is arranged above the rotary valve 4, an inspection manhole 13 is arranged on the conical surface of the storage hopper 8, and a vibrator 5 is arranged on the storage hopper 8 and on the same level with the inspection manhole 13. Thermal resistance 6 is arranged on the conical surface of the storage hopper 8, a hopper heat-insulating plate or an electric heating plate 7 is arranged around the upper part of the storage hopper 8, and the heat-insulating plate is made of rock wool. Storage hopper 8 is fixed on the crossbearer of support 1 top, and the pan feeding mouth of storage hopper 8 upper end corresponds the output of material lifting machine 14, and the left side at support 1 is fixed to material lifting machine 14 slant. The top end of the storage hopper 8 is sealed, a bin top dust remover 9 is correspondingly arranged above the blanking port, the dust removing effect of materials falling into the storage hopper 8 is achieved, the conical wall of the blanking hopper 18 is communicated with the side wall below the bin top dust remover 9 through the negative pressure air suction pipeline 3, and therefore dust generated by the blanking hopper 18 can enter the bin top dust remover 9 through the negative pressure air suction pipeline 3. Two charge level indicators 11 are arranged on the upper and lower walls of the storage hopper 8. The connecting part of the Roots blower 16 and the Roots blower 16 on the left side of the pneumatic conveying device 2 is connected with the pneumatic conveying device 2 in parallel to fix the conveying pipeline 10, the denitrifying agent is conveyed to a denitrifying agent injector 19 through the conveying pipeline 10, the pneumatic conveying device 2 is communicated with a compressed air source 21, the denitrifying agent injector 19 is arranged in the upper wall of the chain furnace hearth 20, and the denitrifying agent is injected into the chain furnace hearth 20 through the denitrifying agent injector 19.

The utility model discloses a working process is: during operation of the polymer denitration integrated device, the solid denitration agent is lifted to the top through the material lifting machine 14 to enter the storage hopper 8, the heat insulation plate or the electric heating plate 7 is arranged on the storage hopper 8, and the thermal resistor 6 ensures that the denitration agent is not hardened at 5-25 ℃. The denitrifier falls into a blanking hopper 18 and then enters a pneumatic conveying device 2, the pneumatic conveying device 2 and a Roots blower 16 feed back according to interlocking signals of a PLC control system and an online monitoring analyzer, a rotary valve 4 automatically adjusts the blanking amount, the blanking amount is displayed by a level gauge 11, the feeding is stopped by alarming at high level, and the feeding is started by alarming at low level. The material is conveyed to a denitrifier injector 19 through the pneumatic conveying device 2, the Roots blower 16 and the conveying pipeline 10 and is injected into a hearth 20 of the chain furnace to start denitration.

Claims (1)

1. A polymer denitration integrated device comprises a base (17), a support (1), an inclined support lacing wire (12), a material elevator (14), a Roots blower (16), a conveying pipeline (10) and a storage hopper (8), and is characterized in that the base (17) is fixed in the bottom of the support (1), the Roots blower (16) is fixed on the base (17), the discharge end of the material elevator (14) is fixed on the left side of the top of the support (1), the storage hopper (8) is fixed below the discharge end of the material elevator (14), a hopper heat-insulating plate or an electric heating plate (7) is arranged on the periphery of the storage hopper (8), material level gauges (11) are arranged on the upper circumferential surface and the lower conical circumferential surface of the storage hopper (8), a thermal resistor (6) is arranged on the lower circumferential surface, a conical manhole (4) and an overhauling manhole (13) are arranged below the thermal resistor (6), a vibrator (5) is arranged on the storage hopper (8) and on the same level with the maintenance manhole (13), a manual gate valve (15) is arranged below the storage hopper (8), a rotary valve (4) is arranged below the manual gate valve (15), a conical blanking hopper (18) is arranged below the rotary valve (4), the lower end of the blanking hopper (18) is fixedly connected above the pneumatic conveying device (2), the pneumatic conveying device (2) is fixedly connected with the Roots blower (16), the pneumatic conveying device (2) is connected with the lower end of the conveying pipeline (10), the upper end of the conveying pipeline (10) is connected with the denitrifier ejector (19), the lower end of a negative pressure air suction pipeline (3) is connected on the conical circumferential surface of the blanking hopper (18), the upper end of the negative pressure air suction pipeline (3) is communicated with the inner cavity of a bin top dust remover (9), and the bin top dust remover (9) is correspondingly fixed on the storage hopper (8).

Images