CN212383358U

CN212383358U - Exhaust-heat boiler SOx/NOx control device with heat recovery mechanism

Info

Publication number: CN212383358U
Application number: CN202020530656.5U
Authority: CN
Inventors: 周济华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-01-22
Anticipated expiration: 2030-04-13

Abstract

The utility model relates to the technical field of heat recovery, in particular to a waste heat boiler desulfurization and denitrification device with a heat recovery mechanism, which comprises a boiler and a connecting pipe, wherein the top end of the boiler is fixedly connected with a smoke exhaust pipe, the top end of the smoke exhaust pipe is fixedly connected with a fan through the connecting pipe, the right side of the fan is fixedly connected with a dust removal box, the bottom end of the dust removal box is fixedly connected with a discharge pipe, the outer side of the discharge pipe is spirally connected with a material receiving spiral cover, the inner side of the dust removal box is fixedly connected with a first motor, in the utility model, the dust removal net can be removed through the arranged dust removal box, the material receiving spiral cover, the first motor and a top block, the top block beats the dust removal net, the dust removal net can be cleaned through vibration of the dust removal net, the device can conveniently perform coarse filtration operation, the dust removal net is prevented, the service efficiency of the device is improved, and the dust removal load of the electrostatic dust remover is reduced.

Description

Exhaust-heat boiler SOx/NOx control device with heat recovery mechanism

Technical Field

The utility model relates to a heat recovery technical field specifically is a exhaust-heat boiler SOx/NOx control device with heat recovery mechanism.

Background

Waste heat boilers, as the name implies, refer to boilers that heat water to a certain working medium by using waste heat in waste gas, waste material or waste liquid and heat generated by burning combustible substances thereof in various industrial processes. The oil-fired boiler, the gas-fired boiler and the coal-fired boiler with the smoke box and the flue waste heat recovery function are also called waste heat boilers, and the waste heat boilers can produce hot water or steam through waste heat recovery to be supplied to other sections for use, so that the demand for a waste heat boiler desulfurization and denitrification device with a heat recovery mechanism is increasing.

Most exhaust-heat boiler SOx/NOx control device that exists on the existing market is not carrying out the operation of secondary heat recovery, traditional exhaust-heat boiler SOx/NOx control device waste gas all is direct emission when using, it is very extravagant, the heat utilization is low, the secondary recovery effect is relatively poor, and traditional exhaust-heat boiler SOx/NOx control device filters then easy the jam using the filter screen coarse efficiency, it is great then electrostatic precipitator load not to carry out coarse efficiency and filter, consequently, provide an exhaust-heat boiler SOx/NOx control device with heat recovery mechanism to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a exhaust-heat boiler SOx/NOx control device with heat recovery mechanism to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a exhaust-heat boiler SOx/NOx control device with heat recovery mechanism, includes boiler and connecting pipe, boiler top fixedly connected with discharges fume the pipe, discharge fume the pipe top through connecting pipe fixedly connected with fan, fan right side fixedly connected with dust removal case, dust removal bottom of the case end fixedly connected with discharging pipe, discharging pipe outside spiral connection connects the material spiral cover, the first motor of the inboard fixedly connected with of dust removal case, it is first the terminal fixedly connected with of motor spindle drives the rim plate, the driving rim plate outside fixedly connected with kicking block, the inboard fixedly connected with mounting bracket of dust removal case, the inboard fixedly connected with dust removal net of mounting bracket, dust removal roof portion articulates there is the case lid.

Preferably, the fan output with the dust removal case communicates each other, the discharging pipe top with the dust removal case communicates each other, the motion trail of kicking block is the linearity, the net setting of removing dust is in on the motion trail of kicking block, the kicking block outside with remove dust and net sliding connection.

Preferably, connecting pipe fixedly connected with electrostatic precipitator is passed through on dust removal case right side, electrostatic precipitator right side fixedly connected with absorption tower, absorption tower output end fixedly connected with heat recovery pipe, heat recovery outside of tubes fixedly connected with spacing ring, spacing ring outside fixedly connected with heat transfer case, the inboard fixedly connected with outlet duct of heat transfer case, heat transfer case bottom fixedly connected with base, the inboard fixedly connected with second motor in base bottom, the terminal fixedly connected with commentaries on classics pipe of second motor spindle, the inboard fixedly connected with dispersion pipe of commentaries on classics pipe, dispersion pipe top fixedly connected with puddler.

Preferably, the heat recovery pipe runs through the spacing ring, the outlet duct with the heat transfer case communicates each other, the clearing hole has been seted up to the heat recovery intraductal side, the quantity of spacing ring is two, two the spacing ring is the symmetry and sets up the bottom inboard and the bottom inboard of commentaries on classics pipe.

Preferably, the second motor penetrates through the heat exchange box, the outer side of a main shaft of the second motor is rotatably connected with the heat exchange box, dispersing holes are formed in the inner side of the rotating pipe, a Lina sister is fixed on the outer side of the dispersing pipe and the dispersing holes of the rotating pipe, the number of the dispersing pipes in two groups is five, the dispersing pipes in each group are arranged on the rotating pipe in a bilateral symmetry mode, the number of the stirring rods is two, and the two stirring rods are arranged at the top end of the rotating pipe in a bilateral symmetry mode.

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

1. the utility model discloses in, through the dust removal case that sets up, connect the material spiral cover, first motor and kicking block, the kicking block is beaten and is removed dust the net, remove dust the net vibrations and can clear away the dust that removes dust and net, the dust drops through the discharging pipe and is connecing the material spiral cover, can screw out and connect the material spiral cover to discharge, convenience of equipment carries out the coarse-effect and filters the operation, the dust that avoids waste gas to have blocks up the dust removal net, the operation is cleared up to the dust removal net to the convenience, the life of extension fixture, reduce the device maintenance cost, the improvement device availability factor, reduce electrostatic precipitator's dust removal load.

2. The utility model discloses in, through spacing ring, heat transfer case, stirring rod, commentaries on classics pipe and the dispersion pipe that sets up, steam carries out the heat transfer through the water in dispersion pipe blowout and the heat transfer case, and stirs the pole and mix the operation, and the device heat transfer is more even stable, improves the effect of device heat transfer to retrieve the used heat that exhaust-heat boiler produced, save the resource, improve the utilization ratio of heat energy, green improves device heat exchange efficiency, easy operation, labour saving and time saving.

Drawings

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

fig. 2 is a schematic structural diagram of a portion a of fig. 1 according to the present invention.

In the figure: 1-boiler, 2-smoke exhaust pipe, 3-connecting pipe, 4-fan, 5-dust removing box, 6-discharging pipe, 7-material receiving screw cap, 8-first motor, 9-driving wheel disc, 10-top block, 11-mounting rack, 12-dust removing net, 13-box cover, 14-electrostatic dust remover, 15-absorption tower, 16-heat recovery pipe, 17-limit ring, 18-heat exchange box, 19-air outlet pipe, 20-base, 21-second motor, 22-rotating pipe, 23-dispersing pipe and 24-stirring rod.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a exhaust-heat boiler SOx/NOx control device with heat recovery mechanism, including boiler 1 and connecting

pipe

3, 1 top fixedly connected with of boiler discharges fume tub 2, discharge fume 2 tops of tub through 3 fixedly connected with fans 4 of connecting pipe, 4 right sides fixedly connected with dust removal case 5 of fan, 5 bottom fixedly connected with discharging pipes 6 of dust removal case, 6 outside spiral connection of discharging pipes connects material spiral cover 7, the first motor of 5 inboard fixedly connected with of dust removal case 8, the terminal fixedly connected with of the main shaft of first motor 8 owner moves rim plate 9, the outside fixedly connected with kicking block 10 of action rim plate 9, the inboard fixedly connected with mounting bracket 11 of

dust removal case

5, 11 inboard fixedly connected with dust removal nets 12 of mounting bracket, 5 tops of dust removal case articulate there.

The output end of the fan 4 is communicated with the dust removing box 5, the top end of the discharge pipe 6 is communicated with the dust removing box 5, the motion track of the top block 10 is linear, the dust removing net 12 is arranged on the motion track of the top block 10, the outer side of the top block 10 is connected with the dust removing net 12 in a sliding way, the arrangement is favorable for facilitating the device to carry out coarse filtering operation, dust carried by waste gas is prevented from blocking the dust removing net 12, the dust removing load of the electrostatic dust remover 14 is reduced, the right side of the dust removing box 5 is fixedly connected with the electrostatic dust remover 14 through a connecting pipe 3, the right side of the electrostatic dust remover 14 is fixedly connected with an absorption tower 15, the output end of the absorption tower 15 is fixedly connected with a heat recovery pipe 16, the outer side of the heat recovery pipe 16 is fixedly connected with a limiting ring 17, the outer side of the limiting ring 17 is fixedly connected with a heat exchange box 18, the, the tail end of the main shaft of the second motor 21 is fixedly connected with a rotating pipe 22, the inner side of the rotating pipe 22 is fixedly connected with a dispersion pipe 23, the top end of the dispersion pipe 23 is fixedly connected with a stirring rod 24, the arrangement is favorable for recovering waste heat generated by a waste heat boiler, resources are saved, and the utilization rate of heat energy is improved, the heat recovery pipe 16 penetrates through the limiting rings 17, the air outlet pipe 19 is communicated with the heat exchange box 18, the inner side of the heat recovery pipe 16 is provided with through holes, the number of the limiting rings 17 is two, the two limiting rings 17 are symmetrically arranged at the inner side of the bottom end and the inner side of the bottom end of the rotating pipe 22, the arrangement is favorable for environmental protection, the heat exchange efficiency of the device is improved, the operation is simple, time and labor are saved, the second motor 21 penetrates through the heat exchange box 18, the outer side of the main shaft of the second motor 21 is rotatably connected with the heat exchange box 18, the inner side of, the quantity of every dispersion pipe 23 is five, and two sets of dispersion pipes 23 are bilateral symmetry and set up on the runner pipe 22, and the quantity of stirring rod 24 is two, and two stirring rods 24 are bilateral symmetry and set up on the runner pipe 22 top, and this kind of being provided with does benefit to the device heat transfer more evenly stable, improves the effect of device heat transfer.

The working process is as follows: when the device is used, power is supplied by an external power supply, waste gas in a boiler 1 is discharged through a smoke exhaust pipe 2, the waste gas is conveyed to the inner side of a dust removal box 5 by the operation of a fan 4 through the connection of a connecting pipe 3, the waste gas is roughly filtered by a dust removal net 12 on the inner side of a mounting frame 11, then a first motor 8 operates to drive a driving wheel disc 9 to rotate, the driving wheel disc 9 drives an air outlet pipe 19 to rotate, a top block 10 beats the dust removal net 12, the dust removal net 12 vibrates to remove dust on the dust removal net 12, the dust drops on a material receiving rotary cover 7 through a discharge pipe 6 and can be discharged by screwing out the material receiving rotary cover 7, the device is convenient to carry out rough filtering operation, the dust removal net 12 is prevented from being blocked by the dust carried by the waste gas, the cleaning operation of the dust removal net 12 is convenient, the service life of the device is prolonged, the maintenance cost of, then waste gas gets into absorption tower 15 through connecting pipe 3 and carries out the SOx/NOx control operation, then the waste gas that purifies gets into heat transfer case 18 through heat recovery pipe 16, carry out the heat transfer operation with the water in the heat transfer case 18, second motor 21 in the base 20 rotates, spacing drive commentaries on classics pipe 22 through spacing ring 17 rotates on heat recovery pipe 16, steam carries out the heat transfer through dispersion pipe 23 blowout and the water in the heat transfer case 18, and stir the pole 24 and mix the operation, the device heat transfer is more even stable, the effect of the heat transfer of improvement device, thereby retrieve the used heat that exhaust-heat boiler produced, save resources, the utilization ratio of improvement heat energy, green, the efficiency of the device heat transfer is improved, the operation is simple, time saving and labor saving.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a exhaust-heat boiler SOx/NOx control device with heat recovery mechanism, includes boiler (1) and connecting pipe (3), its characterized in that: boiler (1) top fixedly connected with smoke exhaust pipe (2), smoke exhaust pipe (2) top is through connecting pipe (3) fixedly connected with fan (4), fan (4) right side fixedly connected with dust removal case (5), dust removal case (5) bottom fixedly connected with discharging pipe (6), discharging pipe (6) outside spiral connection connects material spiral cover (7), the first motor (8) of the inboard fixedly connected with of dust removal case (5), the terminal fixedly connected with of first motor (8) main shaft initiative rim plate (9), initiative rim plate (9) outside fixedly connected with kicking block (10), the inboard fixedly connected with mounting bracket (11) of dust removal case (5), inboard fixedly connected with dust removal net (12) of mounting bracket (11), dust removal case (5) top articulates there is case lid (13).

2. The desulfurization and denitrification device for the waste heat boiler with the heat recovery mechanism as claimed in claim 1, wherein: fan (4) output with dust removal case (5) communicate each other, discharging pipe (6) top with dust removal case (5) communicate each other, the motion trail of kicking block (10) is the linear, dust removal net (12) set up on the motion trail of kicking block (10), the kicking block (10) outside with dust removal net (12) sliding connection.

3. The desulfurization and denitrification device for the waste heat boiler with the heat recovery mechanism as claimed in claim 1, wherein: the right side of the dust removal box (5) is fixedly connected with an electrostatic dust remover (14) through a connecting pipe (3), the right side of the electrostatic dust collector (14) is fixedly connected with an absorption tower (15), the output end of the absorption tower (15) is fixedly connected with a heat recovery pipe (16), the outer side of the heat recovery pipe (16) is fixedly connected with a limiting ring (17), the outer side of the limiting ring (17) is fixedly connected with a heat exchange box (18), an air outlet pipe (19) is fixedly connected with the inner side of the heat exchange box (18), the bottom end of the heat exchange box (18) is fixedly connected with a base (20), a second motor (21) is fixedly connected with the inner side of the bottom end of the base (20), a rotating pipe (22) is fixedly connected with the tail end of a main shaft of the second motor (21), the inner side of the rotating pipe (22) is fixedly connected with a dispersion pipe (23), and the top end of the dispersion pipe (23) is fixedly connected with a stirring rod (24).

4. The exhaust-heat boiler desulfurization and denitrification device with heat recovery mechanism according to claim 3, characterized in that: the heat recovery pipe (16) runs through spacing ring (17), outlet duct (19) with heat transfer case (18) intercommunication each other, the clearing hole has been seted up to heat recovery pipe (16) inboard, the quantity of spacing ring (17) is two, two spacing ring (17) are the symmetry and set up the bottom inboard and the bottom inboard of commentaries on classics pipe (22).

5. The exhaust-heat boiler desulfurization and denitrification device with heat recovery mechanism according to claim 3, characterized in that: the second motor (21) penetrates through the heat exchange box (18), the outer side of a spindle of the second motor (21) is rotatably connected with the heat exchange box (18), dispersing holes are formed in the inner side of the rotating pipe (22), Lina sisters are fixed on the outer side of the dispersing pipe (23) and the dispersing holes of the rotating pipe (22), the number of the dispersing pipes (23) is two, the number of the dispersing pipes (23) in each group is five, the two dispersing pipes (23) are arranged on the rotating pipe (22) in a bilateral symmetry mode, the number of the stirring rods (24) is two, and the two stirring rods (24) are arranged at the top end of the rotating pipe (22) in a bilateral symmetry mode.