CN213656771U

CN213656771U - Deacidifying device for incinerator of remote DCS

Info

Publication number: CN213656771U
Application number: CN202022564468.7U
Authority: CN
Inventors: 刘凤袖; 司徒开源; 刘杰
Original assignee: Guangzhou Huantu Nansha Environmental Protection Energy Co ltd
Current assignee: Guangzhou Huantu Nansha Environmental Protection Energy Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-09
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to the technical field of environmental protection, in particular to a deacidification device for an incinerator of remote DCS, which comprises a bottom plate horizontally arranged, wherein the upper surface of the bottom plate is fixedly connected with the incinerator, one side of the incinerator is provided with an air inlet pipe, an air inlet mechanism is arranged in the air inlet pipe, one side of the incinerator far away from the air inlet pipe is provided with a first air outlet pipe, one side of the incinerator is provided with a water tank fixedly connected with the upper surface of the bottom plate, a heat storage pipe is arranged in the water tank, and the first air outlet pipe penetrates through the wall body of the water tank and is regularly connected with the wall body of the water tank, the structure of the utility model has reasonable design and strong practicability, the internal energy of the flue gas is converted into the internal energy of water by arranging the water tank and the heat storage pipe, the heat energy of the flue gas is fully utilized, the carbon is low-carbon, the bag type dust collector has higher efficiency and longer service life.

Description

Deacidifying device for incinerator of remote DCS

Technical Field

The utility model relates to an environment-friendly device technical field especially relates to a deacidification device for burning furnace of long-range DCS.

Background

The fuel of the waste incineration is various types of waste with complex components and extremely unstable heat value, the smoke generated in the waste incineration process contains a large amount of hazardous substances, the proportion of acid smoke such as hydrogen chloride, nitric oxide, sulfur oxide and the like in the waste incineration smoke is large, the high-temperature acid smoke flows out of a hearth, passes through three channels and then contacts a horizontal flue without deacidification treatment, the damage to heat exchange pipelines such as a superheater, a reheater, a coal economizer and the like arranged in the horizontal flue is serious, the strength of the heat exchange pipelines is greatly reduced under the long-term corrosion action of the acid smoke, and accidents such as pipe explosion and the like which seriously affect the operation safety of a boiler are easily caused.

Current deacidification device is when carrying out the deacidification to the flue gas, does not have the fine heat energy that the flue gas contains of taking into account, causes the waste of heat energy, and flue gas humidity is too big in flue gas deacidification process, leads to bag collector inside to take place to glue glutinous jam for dust removal effect is unsatisfactory, and for this reason, we provide a deacidification device for incinerator of long-range DCS to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the deacidification device for burning furnace of long-range DCS that provides, be convenient for carry out recycle to the heat energy that contains in the flue gas, guarantee simultaneously that the drying of the flue gas that enters into bag collector among the deacidification process reduces to glue glutinous jam for dust removal effect is better.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the deacidification device for the incinerator of the remote DCS comprises a bottom plate which is horizontally arranged, wherein an incinerator is fixedly connected to the upper surface of the bottom plate, an air inlet pipe is arranged on one side of the incinerator, an air inlet mechanism is arranged in the air inlet pipe, a first air outlet pipe is arranged on one side, away from the air inlet pipe, of the incinerator, a water tank fixedly connected with the upper surface of the bottom plate is arranged on one side of the incinerator, a heat storage pipe is arranged in the water tank, the first air outlet pipe penetrates through the wall body of the water tank and is connected with the wall body of the water tank in a specified mode, the first air outlet pipe is fixedly connected with the heat storage pipe, a reducing agent tank is fixedly connected to the outer wall of the first air outlet pipe, a reducing agent spray nozzle is arranged in the reducing agent tank and is communicated with the first air outlet pipe, a, one side that burns burning furnace was kept away from to the water tank is equipped with the bag collector with bottom plate fixed connection, second outlet duct and bag collector fixed connection, second outlet duct fixedly connected with alkaline reagent case, alkaline reagent case is equipped with the alkaline reagent shower nozzle, alkaline reagent shower nozzle and second outlet duct fixed connection, second outlet duct fixedly connected with activated carbon box, activated carbon box is equipped with the activated carbon shower nozzle, activated carbon shower nozzle and second outlet duct fixed connection.

Preferably, the air inlet mechanism includes the support with air inlet pipe inner wall fixed connection, the support top is rotated and is connected with the pivot, pivot one end fixed connection flabellum, the first belt pulley of one end fixedly connected with of flabellum is kept away from in the pivot, the air inlet pipe is equipped with outward and burns burning furnace fixed connection's motor, the axle fixedly connected with second belt pulley of motor, the second belt pulley passes through the belt and is connected with first belt pulley transmission, the belt runs through the air inlet pipe wall body and sliding connection with it.

Preferably, the air inlet pipe is internally and fixedly connected with a filter plate, and the filter plate is positioned on the inner side of the fan blade.

Preferably, the water tank is filled with liquid water, the heat storage pipe is located below the liquid water level, and the heat storage pipe is continuously bent in an S shape.

Preferably, an activated carbon plate is fixedly connected in the second air outlet pipe, and the activated carbon plate is located between the activated carbon box and the bag type dust collector.

The utility model provides a, beneficial effect lies in:

1. through setting up water tank and heat storage pipe, pour the flue gas of high temperature into among the water to turn into the internal energy of water with the internal energy of flue gas, make full use of heat energy resource, the low carbon environmental protection is favorable to increasing the water and meets with the contact surface of heat storage pipe through designing the heat storage pipe into the S-shaped simultaneously, and the conversion of help internal energy improves efficiency, has also improved the utilization ratio of the internal energy of flue gas.

2. Through setting up activated carbon box and activated carbon shower nozzle, spray the flue gas of activated carbon in to the pipeline and carry out dehumidification work, reduce the moisture in the flue gas, rethread activated carbon layer carries out secondary dehumidification and handles, and the progress reduces the moisture in the flue gas, filters the foreign particles in the flue gas simultaneously roughly for bag collector is difficult for taking place to glue and blocks up, thereby improves the efficiency of device.

Compared with the prior art, the utility model has the advantages of reasonable design, and the practicality is strong, through setting up water tank and heat storage pipe, turns into the internal energy of water with the internal energy of flue gas, the heat energy of make full use of flue gas, the low carbon environmental protection is simultaneously through setting up activated carbon shower nozzle and activated carbon layer, carries out dehumidification processing many times to the flue gas, guarantees the drying of flue gas, prevents that bag collector is inside to glue glutinous jam for bag collector efficiency is higher, and life is longer.

Drawings

Fig. 1 is a schematic view of a main view of a deacidification device for an incinerator of a remote DCS of the present invention;

fig. 2 is a schematic view of a top view structure of a deacidification device for an incinerator of a remote DCS of the present invention;

FIG. 3 is an enlarged schematic view of a portion A of FIG. 1 according to the present invention;

FIG. 4 is a schematic cross-sectional view of a portion B of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of a portion C in fig. 2 according to the present invention.

In the figure: the device comprises a bottom plate 1, an incinerator 2, an air inlet pipe 3, an air inlet mechanism 4, a first air outlet pipe 5, a water tank 6, a heat storage pipe 7, a reducing agent tank 8, a reducing agent spray head 9, a second air outlet pipe 10, a bag type dust collector 11, an alkaline reagent tank 12, an alkaline reagent spray head 13, an activated carbon tank 14, an activated carbon spray head 15, a support 16, a rotating shaft 17, fan blades 18, a first belt pulley 19, a motor 20, a second belt pulley 21, a belt 22, a filter plate 23 and an activated carbon plate 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-5, a deacidification device for an incinerator of remote DCS, bottom plate 1 including the level setting, fixed surface is connected with on bottom plate 1 and burns burning furnace 2, it is equipped with air-supply line 3 to burn burning furnace 2 one side, be equipped with air inlet mechanism 4 in the air-supply line 3, it is equipped with first outlet duct 5 to burn burning furnace 2 one side of keeping away from air-supply line 3, burn burning furnace 2 one side and be equipped with the water tank 6 with fixed surface is connected with on bottom plate 1, be equipped with heat storage pipe 7 in the water tank 6, heat storage pipe 7 is arranged in the conversion and utilizes the heat energy in the flue gas, avoid the waste of resource.

The first air outlet pipe 5 penetrates through the wall body of the water tank 6 and is connected with the wall body in a specified mode, the first air outlet pipe 5 is fixedly connected with the heat storage pipe 7, the outer wall of the first air outlet pipe 5 is fixedly connected with the reducing agent box 8, and the reducing agent box 8 is used for storing reducing agents and reducing harmful substances in smoke into harmless substances.

The reducing agent box 8 is provided with a reducing agent spray head 9, the reducing agent spray head 9 is communicated with the first air outlet pipe 5, one end of the heat storage pipe 7 far away from the first air outlet pipe 5 is fixedly connected with a second air outlet pipe 10, the second air outlet pipe 10 penetrates through the wall body of the water box 6 and is fixedly connected with the wall body, one side of the water box 6 far away from the incinerator 2 is provided with a bag type dust collector 11 fixedly connected with the bottom plate 1, the second air outlet pipe 10 is fixedly connected with the bag type dust collector 11, the second air outlet pipe 10 is fixedly connected with an alkaline reagent box 12, the alkaline reagent box 12 is provided with an alkaline reagent spray head 13, the alkaline reagent spray head 13 is fixedly connected with the second air outlet pipe 10, the second air outlet pipe 10 is fixedly connected with an activated carbon box 14, the activated carbon box 14 is provided with an activated carbon spray head 15, the activated carbon spray head 15, and the activated carbon box 14 stores activated carbon for dehumidifying the flue gas.

The air inlet mechanism 4 comprises a support 16 fixedly connected with the inner wall of the air inlet pipe 3, the top end of the support 16 is rotatably connected with a rotating shaft 17, one end of the rotating shaft 17 is fixedly connected with a fan blade 18, one end of the rotating shaft 17, which is far away from the fan blade 18, is fixedly connected with a first belt pulley 19, the air inlet pipe 3 is externally provided with a motor 20 fixedly connected with the incinerator 2, the shaft of the motor 20 is fixedly connected with a second belt pulley 21, the second belt pulley 21 is in transmission connection with the first belt pulley 19 through a belt 22, the belt 22 penetrates through the wall body of the air inlet pipe 3 and is in sliding connection with the wall body, the fan 18 and other devices drive.

Fixedly connected with filter 23 in the air-supply line 3, filter 23 is located flabellum 18 inboard, and filter 23 prevents to a certain extent that the flue gas from invading air-supply line 3, protects the interior device of air-supply line 3 simultaneously.

Liquid water is filled in the water tank 6, the heat storage pipe 7 is positioned below the liquid water level, the heat storage pipe 7 is in a continuously bent S shape, and the heat storage pipe 7 is designed into the S shape, so that the surface of the heat storage pipe 7 is increased, and the conversion rate of flue gas heat energy is improved.

Fixedly connected with active carbon plate 24 in second outlet duct 10, active carbon plate 24 are located between active carbon box 14 and bag collector 11, and active carbon plate 24 plays the effect of secondary dehumidification, and some dusts of prefiltration simultaneously for bag collector 11 efficiency is higher, and active carbon plate 24 adopts can dismantle the connection simultaneously, conveniently maintains the change.

The working principle is as follows: the power supply of the device is switched on, the garbage is thrown into the incinerator 2 for incineration, the motor 20 is started, the motor 20 drives the second belt pulley 21 to rotate, the second belt pulley 21 drives the first belt pulley 19 to rotate through the belt 22, the fan blades 18 are further driven to rotate, air is driven to enter, the smoke generated by incineration flows to the first air outlet pipe 5 under the action of wind power, at the moment, the reducing agent spray nozzle 9 is opened, the smoke reacts with a reducing agent to generate nitrogen, water and other harmless substances, the smoke enters the heat storage pipe 7 again, the water absorbs the internal energy of the smoke and cools the smoke, then the alkaline reagent spray nozzle 13 and the active carbon spray nozzle 15 are opened, the smoke firstly carries out deacidification reaction with alkaline spray, then is subjected to dehumidification treatment of the active carbon spray, then carries out dust removal and secondary dehumidification through the active carbon plate 24, finally enters the bag type dust remover 11 for dust removal, then is discharged to, and after the operation is finished, all devices are turned off and the power supply is disconnected.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The deacidification device for the incinerator of the remote DCS comprises a bottom plate (1) which is horizontally arranged, and is characterized in that an incinerator (2) is fixedly connected to the upper surface of the bottom plate (1), an air inlet pipe (3) is arranged on one side of the incinerator (2), an air inlet mechanism (4) is arranged in the air inlet pipe (3), a first air outlet pipe (5) is arranged on one side, away from the air inlet pipe (3), of the incinerator (2), a water tank (6) fixedly connected with the upper surface of the bottom plate (1) is arranged on one side of the incinerator (2), a heat storage pipe (7) is arranged in the water tank (6), the first air outlet pipe (5) penetrates through the wall body of the water tank (6) and is connected with the wall body in a specified mode, the first air outlet pipe (5) is fixedly connected with the heat storage pipe (7), a reducing agent tank (8) is fixedly connected with the outer wall of the, the reducing agent sprayer (9) is communicated with the first air outlet pipe (5), one end of the heat storage pipe (7) far away from the first air outlet pipe (5) is fixedly connected with a second air outlet pipe (10), the second air outlet pipe (10) penetrates through the wall body of the water tank (6) and is fixedly connected with the wall body, one side of the water tank (6) far away from the incinerator (2) is provided with a bag type dust collector (11) fixedly connected with the bottom plate (1), the second air outlet pipe (10) is fixedly connected with the bag type dust collector (11), the second air outlet pipe (10) is fixedly connected with an alkaline reagent box (12), the alkaline reagent box (12) is provided with an alkaline reagent sprayer (13), the alkaline reagent sprayer (13) is fixedly connected with the second air outlet pipe (10), the second air outlet pipe (10) is fixedly connected with an activated carbon box (14), the activated carbon box (14) is provided with an activated carbon sprayer (15), the active carbon nozzle (15) is fixedly connected with the second air outlet pipe (10).

2. The deacidification device for the incinerator of the remote DCS according to claim 1, wherein the air inlet mechanism (4) comprises a support (16) fixedly connected with the inner wall of the air inlet pipe (3), a rotating shaft (17) is rotatably connected to the top end of the support (16), one end of the rotating shaft (17) is fixedly connected with the fan blade (18), one end of the rotating shaft (17) far away from the fan blade (18) is fixedly connected with a first belt pulley (19), a motor (20) fixedly connected with the incinerator (2) is arranged outside the air inlet pipe (3), a second belt pulley (21) is fixedly connected to the shaft of the motor (20), the second belt pulley (21) is in transmission connection with the first belt pulley (19) through a belt (22), and the belt (22) penetrates through the wall body of the air inlet pipe (3) and is in sliding connection with the air inlet pipe.

3. A deacidification apparatus for incinerator of remote DCS according to claim 1, wherein said air inlet pipe (3) is fixedly connected with a filter plate (23), said filter plate (23) is located inside the fan blades (18).

4. A deacidification apparatus for an incinerator of a remote DCS according to claim 1, wherein said water tank (6) is filled with liquid water, and said heat storage pipe (7) is located below the liquid water level, and said heat storage pipe (7) is in a continuously curved S shape.

5. The deacidification device for an incinerator of a remote DCS according to claim 1, wherein an activated carbon plate (24) is fixedly connected in said second outlet pipe (10), said activated carbon plate (24) is located between the activated carbon box (14) and the bag type dust collector (11).