CN212283372U

CN212283372U - Desulfurization, denitrification and dust removal device for fuel heating furnace

Info

Publication number: CN212283372U
Application number: CN202020250810.3U
Authority: CN
Inventors: 李晓明
Original assignee: Individual
Current assignee: Luobei Aoxing New Materials Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2021-01-05
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses a desulfurization, denitrification and dust removal device of a fuel heating furnace in the technical field of dust removal, which comprises a desulfurization and denitrification chamber, a smoke inlet pipe, an atomization device, a cyclone dust collector and a bag-type dust collector, wherein a clapboard is fixedly connected between the cyclone dust collector and the bag-type dust collector, an ash collecting chamber is arranged below the cyclone dust collector, the outer surface of the upper end of the bag-type dust collector is provided with a fan, the upper end of the fan is provided with a smoke exhaust pipe, the outer surface of one side of the ash collecting chamber is movably connected with a chamber door, the chamber door is connected with the ash collecting chamber through a hinge, the interior of the ash collecting chamber is movably connected with a conveyor belt, the interior of the conveyor belt is movably connected with a connecting shaft, the outer surface of one end of the connecting shaft is provided with a motor, and a bearing is arranged between the connecting, meanwhile, the replacement period of the bag-type dust collector can be prolonged.

Description

Desulfurization, denitrification and dust removal device for fuel heating furnace

Technical Field

The utility model relates to a dust removal technical field specifically is a fuel heating furnace SOx/NOx control dust collector.

Background

With the rapid development of economy in China, the emission of sulfur dioxide and nitrogen oxide is continuously increased, the amount of acid rain caused by the sulfur dioxide and the nitrogen oxide accounts for about 80% of the total acid rain, and with the increased awareness of harm of people to the sulfur dioxide and the nitrogen oxide and the environmental protection importance degree of China, desulfurization and denitrification become the current main tasks. The environmental protection technology requires that the flue gas of each station is discharged up to the standard, so the flue gas needs to be treated by a desulfurization, denitrification and dust removal device.

For example, chinese patent application No. CN201720427536.0 is a desulfurization, denitrification and dust removal device for a fuel oil heating furnace, and the concrete contents are as follows: the flue gas enters the desulfurization and denitrification chamber through the smoke inlet pipe, the atomizing device in the desulfurization and denitrification chamber sprays atomized treatment liquid, sulfur dioxide and nitrogen oxide in the flue gas are mixed with the atomized treatment liquid and react, reactants flow into the cyclone dust collector along with the flue gas, and products with larger particles and solid particles in the flue gas fall into the dust collection chamber. The product with smaller particles enters a bag-type dust collector through a cyclone dust collector along with the flue gas, and the solid product with smaller particles and the smoke dust are removed through the bag-type dust collector.

However, the time that this kind of flue gas dwells at SOx/NOx control room and cyclone is shorter, and messenger treatment fluid that can not be fine carries out the abundant reaction with the flue gas, consequently the cleanliness is high inadequately before the flue gas leads to the sack cleaner to the clearance that leads to the sack cleaner or the unable effective extension of change cycle, and can't satisfy people's demand to the clearance problem of flue gas cured substance, based on this, the utility model discloses a fuel heating furnace SOx/NOx control dust collector is in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fuel heating furnace SOx/NOx control dust collector to provide in solving above-mentioned background art, the flue gas is handled the problem that is abundant inadequately, can't effectively prolong sack cleaner life-span and cured substance clearance.

In order to achieve the above object, the utility model provides a following technical scheme: a desulfurization, denitrification and dust removal device for a fuel heating furnace comprises a desulfurization and denitrification chamber, a smoke inlet pipe, an atomization device, a cyclone dust collector and a bag-type dust collector, wherein a partition plate is fixedly connected between the cyclone dust collector and the bag-type dust collector, and an ash collecting chamber is arranged below the cyclone dust collector, a fan is arranged on the outer surface of the upper end of the bag-type dust collector, and the upper end of the fan is provided with a smoke exhaust pipe, the outer surface of one side of the dust collecting chamber is movably connected with a box door, the box door is connected with the dust collecting chamber through a hinge, the interior of the dust collecting chamber is movably connected with a conveyor belt, and the interior of the conveyor belt is movably connected with a connecting shaft, the outer surface of one end of the connecting shaft is provided with a motor, and be provided with the bearing between connecting axle and the ash collecting chamber, the inside fixedly connected with connecting block of baffle, and the inside swing joint of connecting block has the guide bar, the connecting block is the cuboid.

Preferably, the outer fixed surface of one end of guide bar is connected with the aerofoil, and the other end surface of guide bar is provided with the stopper, and the diameter of stopper is greater than the diameter of guide bar.

Preferably, the guide rod is in sliding connection with the connecting block, and a gap exists between the connecting block and the partition plate.

Preferably, the length of the guide rod is larger than the thickness of the partition plate, and a spring is arranged between the connecting block and the limiting block.

Preferably, the spring is always in a compressed state.

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

1. the air plate is tightly attached to the partition board under the effect of no external force, so that the cyclone dust collector and the bag-type dust collector are in an isolated state, when the pressure of gas introduced into the cyclone dust collector and the desulfurization and denitrification chamber overcomes the elastic force of the spring, the guide rod can slide in the connecting block, and the air plate can be separated from the partition board, so that the flue gas pretreated in the cyclone dust collector can be introduced into the bag-type dust collector, when the pressure of the gas is reduced and the elastic force of the spring cannot be overcome, the air plate can be restored to the original position under the action of the spring, the flue gas can be left in the desulfurization and denitrification chamber and the cyclone dust collector for a long time, atomized treatment liquid can fully react with the flue gas, the treatment cleanliness of the flue gas is improved, and the replacement period of the bag-type dust collector can;

2. the solid resultant who handles the flue gas just can fall into the inside of ash collecting chamber through cyclone and sack cleaner, the staff can regularly clear up the ash collecting chamber, the motor drives the connecting axle and rotates, the connecting axle passes through the bearing with the ash collecting chamber and is connected, thereby it rotates to drive the conveyer belt, the edge of conveyer belt is hugged closely with the inner wall of ash collecting chamber, open the chamber door, the solid resultant just can be discharged out under the effect of conveyer belt, staff's intensity of labour can be reduced, and the cleaning process is comparatively simple and convenient clean, it omits to be difficult for appearing the solid clearance, can satisfy the production demand.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a combined view of the ash collecting chamber and the conveyor belt according to the present invention;

fig. 3 is a combined view of the motor and the connecting shaft of the present invention;

fig. 4 is a combined view of the wind plate and the guide rod of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a desulfurization and denitrification chamber; 2. a smoke inlet pipe; 3. an atomizing device; 4. a cyclone dust collector; 5. a partition plate; 6. a bag-type dust collector; 7. a fan; 8. a smoke exhaust pipe; 9. a dust collecting chamber; 10. a conveyor belt; 11. a box door; 12. a motor; 13. a connecting shaft; 14. a wind plate; 15. a guide bar; 16. connecting blocks; 17. a spring.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the utility model provides a technical solution of a desulfurization, denitrification and dust removal device for a fuel heating furnace: a desulfurization, denitrification and dust removal device of a fuel heating furnace comprises a desulfurization and denitrification chamber 1, a smoke inlet pipe 2, an atomization device 3, a cyclone dust collector 4 and a bag-type dust collector 6, wherein a partition plate 5 is fixedly connected between the cyclone dust collector 4 and the bag-type dust collector 6, an ash collection chamber 9 is arranged below the cyclone dust collector 4, a fan 7 is arranged on the outer surface of the upper end of the bag-type dust collector 6, a smoke exhaust pipe 8 is arranged at the upper end of the fan 7, a box door 11 is movably connected on the outer surface of one side of the ash collection chamber 9, the box door 11 is connected with the ash collection chamber 9 through a hinge, a conveyor belt 10 is movably connected inside the ash collection chamber 9, a connecting shaft 13 is movably connected inside the conveyor belt 10, a motor 12 is arranged on the outer surface of one end of the connecting shaft 13, a bearing is arranged between the connecting shaft 13 and the ash collection chamber 9, connecting block 16 is the cuboid, the one end outer fixed surface of guide bar 15 is connected with aerofoil 14, and the other end surface of guide bar 15 is provided with the stopper, the diameter of stopper is greater than the diameter of guide bar 15, be sliding connection between guide bar 15 and the connecting block 16, and there is the clearance between connecting block 16 and the baffle 5, the length of guide bar 15 is greater than the thickness of baffle 5, be provided with spring 17 between connecting block 16 and the stopper, spring 17 is in compressed state all the time.

One specific application of this embodiment is: the device is connected with an external power supply to work, the flue gas enters the desulfurization and denitrification chamber 1 through the smoke inlet pipe 2 and then enters the cyclone dust collector 4 for treatment, the air plate 14 is tightly attached to the partition plate 5 under the effect of no external force, so that the cyclone dust collector 4 and the bag-type dust collector 6 are in an isolated state, when the gas pressure introduced into the cyclone dust collector 4 and the desulfurization and denitrification chamber 1 overcomes the elastic force of the spring 17, the guide rod 15 can slide inside the connecting block 16, and the air plate 14 can be separated from the partition plate 5, so that the flue gas pretreated in the cyclone dust collector 4 can be introduced into the bag-type dust collector 6, when the gas pressure is reduced and the elastic force of the spring 17 cannot be overcome, the air plate 14 can be restored under the effect of the spring 17, the flue gas can be left in the desulfurization and denitrification chamber 1 and the cyclone dust collector 4 for a long time, and the atomized treatment liquid can fully react with the flue gas, the processing cleanliness of flue gas is improved, the change cycle of sack cleaner 6 also can be prolonged simultaneously, the solid resultant of later processing flue gas just can fall into the inside of ash collecting chamber 9 through cyclone 4 and sack cleaner 6, the staff can regularly clear up ash collecting chamber 9, motor 12 drives connecting shaft 13 and rotates, connecting shaft 13 passes through the bearing with ash collecting chamber 9 and is connected, thereby drive conveyer belt 10 and rotate, the edge of conveyer belt 10 is hugged closely with ash collecting chamber 9's inner wall, open chamber door 11, the solid resultant just can be discharged under the effect of conveyer belt 10 and send out, staff's intensity of labour can be reduced, and the cleaning process is comparatively simple and convenient clean, difficult solid clearance that appears is omitted, can satisfy the production demand.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a fuel oil heating furnace SOx/NOx control dust collector, includes SOx/NOx control room (1), advances tobacco pipe (2), atomizing device (3), cyclone (4) and sack cleaner (6), its characterized in that: a partition plate (5) is fixedly connected between the cyclone dust collector (4) and the bag-type dust collector (6), an ash collecting chamber (9) is arranged below the cyclone dust collector (4), a fan (7) is arranged on the outer surface of the upper end of the bag-type dust collector (6), a smoke exhaust pipe (8) is arranged at the upper end of the fan (7), a box door (11) is movably connected to the outer surface of one side of the ash collecting chamber (9), the box door (11) is connected with the ash collecting chamber (9) through a hinge, a conveying belt (10) is movably connected inside the ash collecting chamber (9), a connecting shaft (13) is movably connected inside the conveying belt (10), a motor (12) is arranged on the outer surface of one end of the connecting shaft (13), a bearing is arranged between the connecting shaft (13) and the ash collecting chamber (9), a connecting block (16) is fixedly connected inside the partition plate (5), and a guide rod (15) is movably connected, the connecting block (16) is cuboid.

2. The desulfurization, denitrification and dust removal device for the fuel heating furnace according to claim 1, characterized in that: the outer fixed surface of one end of guide bar (15) is connected with aerofoil (14), and the other end surface of guide bar (15) is provided with the stopper, and the diameter of stopper is greater than the diameter of guide bar (15).

3. The desulfurization, denitrification and dust removal device for the fuel heating furnace according to claim 1, characterized in that: the guide rod (15) is in sliding connection with the connecting block (16), and a gap exists between the connecting block (16) and the partition plate (5).

4. The desulfurization, denitrification and dust removal device for the fuel heating furnace according to claim 2, characterized in that: the length of guide bar (15) is greater than the thickness of baffle (5), be provided with spring (17) between connecting block (16) and the stopper.

5. The desulfurization, denitrification and dust removal device for the fuel heating furnace according to claim 4, characterized in that: the spring (17) is always in a compressed state.