CN215996112U

CN215996112U - Desulfurization and denitrification device for industrial processing chimney

Info

Publication number: CN215996112U
Application number: CN202122348258.9U
Authority: CN
Inventors: 陈宇轩; 侍昊
Original assignee: Jiangsu Haotian High Altitude Construction Engineering Co ltd
Current assignee: Jiangsu Haotian High Altitude Construction Engineering Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-03-11
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses an industrial processing is SOx/NOx control device for chimney, including heat recovery case, spray set and controller, heat recovery case downside is linked together with the intake pipe, and the heat recovery incasement is fixed with the waste heat recovery subassembly, the heat recovery case communicates with the spray set mutually through first blast pipe, and first blast pipe internal fixation has the exhaust fan, the spray set is fixed in the backup pad, and the backup pad is fixed on spraying the incasement wall, the spray set is linked together through second blast pipe and SOx/NOx control tower, it has the third blast pipe to run through on the SOx/NOx control tower, second gas-supply pipe one end is linked together with the active carbon treatment subassembly. This desulfurization and denitrification device for industrial processing chimney is provided with the waste heat recovery subassembly, and after the flue gas after the high temperature dust removal got into the heat recovery case, the high temperature flue gas just can heat up the processing to the running water in the serpentine pipe, can be used to life hot water behind the heating of the running water in the serpentine pipe, increases the practicality.

Description

Desulfurization and denitrification device for industrial processing chimney

Technical Field

The utility model relates to a chimney technical field specifically is a SOx/NOx control device for industrial processing chimney

Background

A chimney is a structure that provides ventilation for hot flue gases or fumes from a boiler, furnace, stove or fireplace. The chimney is usually vertical, or as close to vertical as possible, to ensure a smooth flow of gases, the intake air entering the so-called chimney combustion or chimney effect.

When the existing industrial processing chimney desulfurization and denitrification device is used, waste heat recovery is not carried out on high-temperature flue gas, waste of heat energy is caused, after the whole desulfurization and denitrification device is used, the discharged gas is not detected and treated again, and after unqualified gas is directly discharged, the environmental quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desulfurization and denitrification device for industrial processing chimney to solve the current desulfurization and denitrification device for industrial processing chimney that proposes in the above-mentioned background art and when using, not carry out waste heat recovery to the high temperature flue gas, cause the waste of the thermal energy source, and whole desulfurization and denitrification device uses the back, does not detect once more and handle the gas after the discharge, and the direct back of discharging of unqualified gas influences the problem of environmental quality.

In order to achieve the above object, the utility model provides a following technical scheme: a desulfurization and denitrification device for an industrial processing chimney, which comprises a heat recovery box, a spray assembly and a controller,

the lower side of the heat recovery box is communicated with an air inlet pipe, a waste heat recovery assembly is fixed in the heat recovery box, the heat recovery box is communicated with the spray box through a first exhaust pipe, and an exhaust fan is fixed in the first exhaust pipe;

the spraying assembly is fixed on the supporting plate, the supporting plate is fixed on the inner wall of the spraying box, the spraying box is communicated with the desulfurization and denitrification tower through a second exhaust pipe, a third exhaust pipe penetrates through the desulfurization and denitrification tower, a gas detector is fixed on the third exhaust pipe, the third exhaust pipe is communicated with the first gas pipe and the second gas pipe, and one end of the second gas pipe is communicated with the active carbon treatment assembly.

Preferably, the waste heat recovery assembly comprises a water inlet pipe, a first pressure pump, a coiled pipe and a drain pipe, wherein the first pressure pump is fixed on the water inlet pipe, one end of the water inlet pipe is communicated with the coiled pipe, and one end of the coiled pipe is communicated with the drain pipe.

Through adopting above-mentioned technical scheme, through the setting of waste heat recovery subassembly, can retrieve the waste heat and recycle, avoid the waste of the heat energy.

Preferably, the spray assembly comprises a first infusion tube, a spray head, a second infusion tube, a second pressure pump and a spray liquid storage box, the spray head penetrates through the first infusion tube, one end of the first infusion tube is communicated with the second infusion tube, one end of the second infusion tube is communicated with the spray liquid storage box, and the second infusion tube is fixedly provided with the second pressure pump.

Through adopting above-mentioned technical scheme, under the auxiliary action of spraying assembly, can spray the processing to the flue gas.

Preferably, six spray heads are equidistantly distributed on the first infusion tube.

By adopting the technical scheme, the spraying quality is ensured by arranging four groups of first liquid conveying pipes and uniformly spraying six spraying heads on the four groups of first liquid conveying pipes.

Preferably, the active carbon treatment component includes active carbon preliminary treatment case, active carbon filter screen, active carbon package case and third gas-supply pipe, sliding connection has the active carbon filter screen in the active carbon preliminary treatment case, and active carbon preliminary treatment case and active carbon package case communicate with each other, and it has the third gas-supply pipe to run through on the active carbon package case simultaneously.

Through adopting above-mentioned technical scheme, through setting up the active carbon treatment component, can handle unqualified gas once more.

Preferably, the controller is fixed at the front side of the spray box.

Compared with the prior art, the beneficial effects of the utility model are that: the desulfurization and denitrification device for the industrial processing chimney,

(1) the waste heat recovery assembly is arranged, after the flue gas subjected to high-temperature dust removal enters the heat recovery box, the high-temperature flue gas can heat up the tap water in the serpentine pipe, and the tap water in the serpentine pipe can be used for domestic hot water after being heated, so that the practicability is improved;

(2) be provided with the active carbon treatment subassembly, after SOx/NOx control tower is to exhaust-gas treatment, detect under the auxiliary action of gas detector, the gaseous direct discharge after qualified, unqualified gas is handled again under the auxiliary action of the active carbon package of active carbon filter screen and active carbon package incasement, and it is up to standard to guarantee that the gas is up to standard in the entering air, guarantees environmental quality.

Drawings

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

fig. 2 is a schematic rear view of the present invention;

fig. 3 is the schematic diagram of the distribution structure of the waste heat recovery assembly on the heat recovery box of the present invention.

In the figure: 1. the heat recovery case, 2, the intake pipe, 3, the waste heat recovery subassembly, 301, the inlet tube, 302, first force (forcing) pump, 303, the coil pipe, 304, the drain pipe, 4, first blast pipe, 5, the exhaust fan, 6, spray the case, 7, the backup pad, 8, spray the subassembly, 801, first transfer line, 802, the shower head, 803, the second transfer line, 804, the second force (forcing) pump, 805, the liquid storage case sprays, 9, the second blast pipe, 10, the SOx/NOx control tower, 11, the third blast pipe, 12, the gas detector, 13, first gas-supply pipe, 14, the second gas-supply pipe, 15, the active carbon treatment subassembly, 1501, active carbon pretreatment case, 1502, active carbon filter screen, 1503, the active carbon package case, 1504, the third, 16, the controller.

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. 1-3, the present invention provides a technical solution: a desulfurization and denitrification device for an industrial processing chimney is disclosed, as shown in figures 1 and 3, the lower side of a heat recovery box 1 is communicated with an air inlet pipe 2, a waste heat recovery assembly 3 is fixed in the heat recovery box 1, the waste heat recovery assembly 3 comprises an inlet pipe 301, a first pressure pump 302, a coiled pipe 303 and a drain pipe 304, the first pressure pump 302 is fixed on the inlet pipe 301, one end of the inlet pipe 301 is communicated with the coiled pipe 303, one end of the coiled pipe 303 is communicated with the drain pipe 304, tap water enters the coiled pipe 303 under the auxiliary action of the first pressure pump 302 on the inlet pipe 301, thus, after high-temperature flue gas after dust removal enters the heat recovery box 1 through the inlet pipe 2, the tap water in the coiled pipe 303 can be heated, waste of heat energy is avoided, the tap water in the coiled pipe 303 after heating is discharged through the drain pipe 304, and can be used as domestic hot water, increase the practicality, heat recovery case 1 is linked together through first exhaust pipe 4 and spraying case 6, and is fixed with exhaust fan 5 in the first exhaust pipe 4.

As shown in fig. 1 and 2, the spraying component 8 is fixed on the supporting plate 7, the supporting plate 7 is fixed on the inner wall of the spraying box 6, the spraying box 6 is communicated with the desulfurization and denitrification tower 10 through the second exhaust pipe 9, the spraying component 8 comprises a first liquid conveying pipe 801, a spraying head 802, a second liquid conveying pipe 803, a second pressure pump 804 and a spraying liquid storage tank 805, the spraying head 802 penetrates through the first liquid conveying pipe 801, one end of the first liquid conveying pipe 801 is communicated with the second liquid conveying pipe 803, one end of the second liquid conveying pipe 803 is communicated with the spraying liquid storage tank 805, the second pressure pump 804 is fixed on the second liquid conveying pipe 803, six spraying heads 802 are equidistantly distributed on the first liquid conveying pipe 801, under the auxiliary action of the second pressure pump 804 on the second liquid conveying pipe 803, the spraying liquid in the spraying liquid storage tank enters the spraying heads 802, the first liquid conveying pipe 801 is provided with four groups, the six spraying heads 802 are equidistantly distributed on the four groups of first liquid conveying pipes 801, spray header 802 just can be even sprays the flue gas like this, guarantees later stage SOx/NOx control quality, and the liquid after spraying gets into the downside and sprays liquid processing apparatus, and the liquid that sprays after the processing just can carry to spray and recycle in the liquid bin 805 to play resources are saved's effect, second transfer line 803 downside is provided with liquid filter screen, avoids spraying liquid impurity and blocks up spray header 802, influences spray header 802 and normally works.

As shown in fig. 1 and fig. 2, a third exhaust pipe 11 penetrates through a desulfurization and denitrification tower 10, a gas detector 12 is fixed on the third exhaust pipe 11, the third exhaust pipe 11 is communicated with a first gas pipe 13 and a second gas pipe 14, one end of the second gas pipe 14 is communicated with an activated carbon treatment assembly 15, the activated carbon treatment assembly 15 comprises an activated carbon pretreatment tank 1501, an activated carbon filter screen 1502, an activated carbon packet tank 1503 and a third gas pipe 1504, the activated carbon pretreatment tank 1501 is slidably connected with the activated carbon filter screen 1502, the activated carbon pretreatment tank 1501 is communicated with the activated carbon packet tank 1503, the activated carbon packet tank 1503 penetrates through the third gas pipe 1504, a controller 16 is fixed on the front side of the spray tank 6, under the auxiliary action of the gas detector 12 on the third exhaust pipe 11, the gas detector 12 detects the waste gas treated by the desulfurization and denitrification tower 10, and the gas discharged by the desulfurization and denitrification tower 10 is unqualified, waste gas gets into in active carbon preliminary treatment case 1501, carry out the preliminary treatment under active carbon filter screen 1502's additional action, active carbon filter screen 1502 is provided with two sets ofly, two sets of active carbon filter screen 1502's setting, can guarantee the preliminary treatment quality, under the additional action of active carbon package in active carbon package case 1503, can handle once more, guarantee later stage exhaust-gas treatment quality, be provided with gas detector 12 on the third gas-supply pipe 1504, under the additional action that is provided with gas detector 12 on third gas-supply pipe 1504, handle once more, guarantee gas discharge quality.

The working principle is as follows: when the desulfurization and denitrification device for the industrial processing chimney is used, an external power supply is switched on, tap water enters the inside of the coiled pipe 303 through the water inlet pipe 301 under the auxiliary action of the first pressure pump 302 on the water inlet pipe 301, flue gas subjected to high-temperature dust removal enters the heat recovery box 1 through the air inlet pipe 2, so that the tap water in the coiled pipe 303 can be heated and treated, the tap water subjected to temperature rise is finally discharged through the water discharge pipe 304, the flue gas enters the inside of the spray box 6 under the auxiliary action of the exhaust fan 5 in the first exhaust pipe 4, spray liquid in the spray liquid storage box 805 enters the inside of the spray header 802 through the second liquid conveying pipe 803 and the first liquid conveying pipe 801 on the support plate 7 under the auxiliary action of the second pressure pump 804 on the second liquid conveying pipe 803, the spray liquid can be sprayed under the action of the spray header 802, and the sprayed gas enters the desulfurization and denitrification tower 10 through the second exhaust pipe 9, the desulfurization and denitrification treatment is performed under the action of the desulfurization and denitrification tower 10, the treated gas enters the gas detector 12 on the third exhaust pipe 11 for detection, the qualified gas is discharged through the first gas conveying pipe 13, the unqualified gas enters the activated carbon pretreatment tank 1501 through the second gas conveying pipe 14, the waste gas can be pretreated under the auxiliary action of the activated carbon filter screen 1502, the pretreated waste gas enters the activated carbon packing tank 1503 and is treated again under the auxiliary action of the activated carbon pack in the activated carbon packing tank 1503 to ensure the waste gas treatment quality, and the treated waste gas is discharged through the third gas conveying pipe 1504.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

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

1. The utility model provides an industry processing is SOx/NOx control device for chimney, includes heat recovery case (1), spray set (8) and controller (16), its characterized in that:

the lower side of the heat recovery box (1) is communicated with the air inlet pipe (2), a waste heat recovery assembly (3) is fixed in the heat recovery box (1), the heat recovery box (1) is communicated with the spray box (6) through a first exhaust pipe (4), and an exhaust fan (5) is fixed in the first exhaust pipe (4);

spray assembly (8) and fix in backup pad (7), and backup pad (7) are fixed on spraying case (6) inner wall, it is linked together with SOx/NOx control tower (10) through second blast pipe (9) to spray case (6), it has third blast pipe (11) to run through on SOx/NOx control tower (10), and is fixed with gas detector (12) on third blast pipe (11), and third blast pipe (11) are linked together with first gas-supply pipe (13) and second gas-supply pipe (14), second gas-supply pipe (14) one end is linked together with active carbon treatment component (15).

2. The desulfurization and denitrification device for the industrial processing chimney according to claim 1, characterized in that: waste heat recovery subassembly (3) are including inlet tube (301), first force (forcing) pump (302), coiled pipe (303), drain pipe (304), be fixed with first force (forcing) pump (302) on inlet tube (301), and inlet tube (301) one end is linked together with coiled pipe (303), and coiled pipe (303) one end is linked together with drain pipe (304) simultaneously.

3. The desulfurization and denitrification device for the industrial processing chimney according to claim 1, characterized in that: the spraying assembly (8) comprises a first liquid conveying pipe (801), a spraying head (802), a second liquid conveying pipe (803), a second pressure pump (804) and a spraying liquid storage box (805), wherein the spraying head (802) penetrates through the first liquid conveying pipe (801), one end of the first liquid conveying pipe (801) is communicated with the second liquid conveying pipe (803), one end of the second liquid conveying pipe (803) is communicated with the spraying liquid storage box (805), and the second pressure pump (804) is fixed on the second liquid conveying pipe (803).

4. The desulfurization and denitrification device for the industrial processing chimney according to claim 3, characterized in that: six spray headers (802) are distributed on the first infusion tube (801) at equal intervals.

5. The desulfurization and denitrification device for the industrial processing chimney according to claim 1, characterized in that: the active carbon treatment assembly (15) comprises an active carbon pretreatment box (1501), an active carbon filter screen (1502), an active carbon bag box (1503) and a third gas transmission pipe (1504), wherein the active carbon pretreatment box (1501) is connected with the active carbon filter screen (1502) in a sliding mode, the active carbon pretreatment box (1501) is communicated with the active carbon bag box (1503), and the active carbon bag box (1503) is penetrated with the third gas transmission pipe (1504).

6. The desulfurization and denitrification device for the industrial processing chimney according to claim 1, characterized in that: the controller (16) is fixed on the front side of the spraying box (6).