CN216964156U

CN216964156U - Glass kiln flue gas SCR denitrification facility

Info

Publication number: CN216964156U
Application number: CN202220507607.9U
Authority: CN
Inventors: 王思铎; 梁邦华
Original assignee: Juancheng Huaxing Color Glass Co ltd
Current assignee: Juancheng Huaxing Color Glass Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-07-15
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses a glass kiln flue gas SCR denitration device, which comprises a box body, wherein the left side and the right side of the box body are respectively provided with a ventilation hood, the left side and the right side of the interior of the box body are respectively provided with a support frame, the two support frames are respectively and rotatably connected with a rotating shaft, one ends, opposite to the two rotating shafts, are connected with fan blades, the front side of the box body is provided with a shell, the interior of the shell is provided with a driving mechanism, the upper surface of the box body is provided with a liquid storage tank, the lower side of the liquid storage tank is connected with an input of an atomizer, the output end of the atomizer is connected with one end of a three-way valve, the other two ends of the three-way valve are connected with liquid outlet pipes, and one ends, far away from the three-way valve, of the liquid outlet pipes are connected with a spray head. The denitration efficiency of flue gas is further improved by realizing the denitration effect.

Description

Glass kiln flue gas SCR denitrification facility

Technical Field

The utility model relates to the technical field of flue gas denitration equipment, in particular to a glass kiln flue gas SCR denitration device.

Background

NOx is a major atmospheric pollutant that can cause photochemical pollution with hydrocarbons under intense light; NOx discharged into the atmosphere is a main cause of acid rain formation, seriously harms the ecological environment, and poses serious harm to the natural environment and human health. With the increasing environmental situation, the control requirements are continuously increased, from the 2011 "emission standard of pollutants for thermal power plants" GB13223-2011 to the later "plan of energy conservation, emission reduction, upgrade and modification action for coal and electricity (2014-2020), the emission requirements of nitrogen oxides in coal-fired units are further increased from 100mg/Nm3 to the requirements of 50mg/Nm3 for gas-fired units, that is, the requirement of ultra-clean emission is generally known.

At present, the SCR denitration technology is generally adopted in China to treat nitrogen oxides, and the technology carries out denitration by adding flue gas generated by a boiler into a flue in a denitration device. Although the method can remove the nitrogen oxides in the industrial waste gas, the nitrogen oxides are not completely removed, and the denitration efficiency is low, so that the SCR denitration device for the glass kiln flue gas is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a glass kiln flue gas SCR denitration device to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a glass kiln flue gas SCR denitrification facility, includes the box, the left and right sides of box is equipped with respectively ventilates the cover, the right side ventilate the cover and be connected with into tobacco pipe, the left side ventilate the cover and be connected with the pipe of discharging fume, the inside left and right sides of box is equipped with the support frame respectively, two rotate respectively on the support frame and be connected with the pivot, two the one end that the pivot is relative is connected with the flabellum, the front side of box is equipped with the casing, the inside of casing is equipped with actuating mechanism, two the one end that the pivot was kept away from each other is connected with actuating mechanism respectively, the upper surface of box is equipped with the liquid reserve tank, the downside of liquid reserve tank is connected with the input of atomizer, the output of atomizer is connected with the one end of three-way valve, the other both ends of three-way valve are connected with the drain pipe, the one end that the three-way valve was kept away from to the drain pipe is connected with the shower nozzle.

Preferably, the lower surface of the box body is connected with a base, and four corners of the lower surface of the base are respectively provided with an anti-slip pad.

Preferably, a particle filter screen is arranged inside the smoke inlet pipe.

Preferably, the driving mechanism comprises a driving motor, a driving bevel gear, a driven bevel gear, a transmission shaft, two driving pulleys, two driven pulleys and two transmission belts, the transmission shaft is rotatably installed between the left and right side walls of the inside of the shell, the driven bevel gear is installed in the center of the transmission shaft, the driving bevel gear is meshed with the driven bevel gear, the output end of the driving motor is connected with the driving bevel gear, the two driving pulleys are installed on the left and right sides of the transmission shaft, the two driven pulleys are respectively installed on the two rotating shafts, and the two transmission belts are respectively connected between the driving pulleys and the driven pulleys.

Preferably, a water filling port is arranged on the right side of the upper end of the liquid storage tank, a sealing cover is connected to the water filling port in a threaded mode, a liquid discharge pipe is arranged on the lower side of the front side of the tank body, and a valve body is arranged on the liquid discharge pipe.

Compared with the prior art, the utility model has the beneficial effects that: a glass kiln flue gas SCR denitrification device drives two rotating shafts to synchronously rotate through a driving mechanism, the two rotating shafts respectively drive two fan blades of the glass kiln flue gas SCR denitrification device to synchronously rotate, the synchronous rotation of the two fan blades conveys flue gas at a smoke inlet pipe to a smoke exhaust pipe, the flow rate of the flue gas is improved, the flue gas flows in the box, an atomizer atomizes internal ammonia water in a liquid storage box, the atomized ammonia water is conveyed to liquid outlet pipes at two sides through a three-way valve and then conveyed to a spray head through the liquid outlet pipes at two sides, the atomized ammonia water is sprayed out through the spray head and is contacted with high-temperature flue gas in the box, the ammonia water is heated and decomposed into ammonia water and water, the ammonia gas reacts with NOx in the flue gas to generate harmless nitrogen and water, the denitrification effect is realized, meanwhile, partial dust in the flue gas is settled to the lower side of the box through water decomposed from the ammonia water, the flue gas is further purified, through the effect of both sides flabellum, effectual improvement flue gas flow rate, and then improve the denitration efficiency of flue gas.

Drawings

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

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic top sectional view of the case of the present invention;

FIG. 4 is a partial schematic view of the driving mechanism of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1-box body, 2-ventilation hood, 3-smoke inlet pipe, 4-smoke exhaust pipe, 5-support frame, 6-rotating shaft, 7-fan blade, 8-shell, 9-driving mechanism, 901-driving motor, 902-driving bevel gear, 903-driven bevel gear, 904-transmission shaft, 905-driving pulley, 906-driven pulley, 907-transmission belt, 10-liquid storage tank, 11-atomizer, 12-three-way valve, 13-liquid outlet pipe, 14-spray head, 15-base, 16-sliding pad, 17-particle filter screen, 18-water injection port, 19-seal cover, 20-liquid discharge pipe and 21-valve body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a glass kiln flue gas SCR denitration device comprises a box body 1, wherein the left side and the right side of the box body 1 are respectively provided with a ventilation cover 2, the right side of the ventilation cover 2 is connected with a smoke inlet pipe 3, the smoke inlet pipe 3 is used for smoke inlet, the left side of the ventilation cover 2 is connected with a smoke outlet pipe 4, the smoke outlet pipe 4 is used for discharging denitrated smoke, the left side and the right side of the interior of the box body 1 are respectively provided with a support frame 5, the two support frames 5 are respectively and rotatably connected with a rotating shaft 6, one end, opposite to the two rotating shafts 6, is connected with a fan blade 7, the front side of the box body 1 is provided with a shell 8, the interior of the shell 8 is provided with a driving mechanism 9, one end, far away from each other, of the two rotating shafts 6 is respectively connected with the driving mechanism 9, the driving mechanism 9 is used for driving the two rotating shafts 6 to rotate, when in use, the driving mechanism 9 is started, the two rotating shafts 6 are driven to synchronously rotate, the two rotating shafts 6 respectively drive the two blades 7 of the two rotating shafts to synchronously rotate, the flue gas at the smoke inlet pipe 3 is conveyed to the smoke exhaust pipe 4 by the synchronous rotation of the two blades 7, the flow rate of the flue gas is improved, the upper surface of the box body 1 is provided with a liquid storage box 10, ammonia water is filled in the liquid storage box 10, the lower side of the liquid storage box 10 is connected with an input end of an atomizer 11, an output end of the atomizer 11 is connected with one end of a three-way valve 12, the other two ends of the three-way valve 12 are connected with liquid outlet pipes 13, one end of the liquid outlet pipe 13 far away from the three-way valve 12 is connected with a spray head 14, during the internal flow process of the box body 1, the atomizer atomizes the internal ammonia water of the liquid storage box 10, then the atomized ammonia water is conveyed to the liquid outlet pipes 13 at the two sides through the three-way valve 12 and then conveyed to the spray head 14 through the liquid outlet pipes 13 at the two sides, and the atomized ammonia water is contacted with the internal high-temperature flue gas of the box body 1, the aqueous ammonia is heated and is decomposed into ammonia and water, and the ammonia reacts with the NOx in the flue gas, generates harmless nitrogen and water, realizes the effect of denitration, and the water of decomposing simultaneously in the aqueous ammonia makes partial dust in the flue gas subside to the box downside, carries out further purification to the flue gas.

Specifically, the lower surface of the box body 1 is connected with a base 15, and four corners of the lower surface of the base 15 are respectively provided with a non-slip mat 16. The setting of the non-slip mat 16 can effectively improve the stability of the device.

Specifically, the inside of advancing tobacco pipe 3 is equipped with granule filter screen 17, and before the flue gas got into box 1, at first through granule filter screen 17, granule filter screen 17 filtered the particulate matter impurity in the flue gas, avoided the particulate matter to get into the inside of box 1.

Specifically, the driving mechanism 9 includes a driving motor 901, a driving bevel gear 902, a driven bevel gear 903, a transmission shaft 904, two driving pulleys 905, two driven pulleys 906 and two transmission belts 907, the transmission shaft 904 is rotatably installed between the left and right side walls inside the housing 8, the driven bevel gear 903 is installed in the center of the transmission shaft 904, the driving bevel gear 902 is engaged with the driven bevel gear 903, the output end of the driving motor 901 is connected with the driving bevel gear 902, the two driving pulleys 905 are installed on the left and right sides of the transmission shaft 904, the two driven pulleys 906 are respectively installed on the two rotating shafts 6, the two transmission belts 907 are respectively connected between the driving pulley 905 and the driven pulleys 906, the driving motor 901 is started, the output end of the driving motor 901 directly drives the driving bevel gear 902 to rotate, the driving bevel gear 902 drives the driven bevel gear 903 to rotate, driven bevel gear 903 drives transmission shaft 904 to rotate, the rotation of transmission shaft 904 directly drives the driving pulleys 905 on both sides to rotate, two driving pulleys 905 drive two driven pulleys 906 to rotate through a transmission belt 907, the rotation of two driven pulleys 906 drives two rotating shafts 6 to rotate respectively, and then the drive of 6 of the contra-rotating away is realized, the design is ingenious, and only one driving motor 901 can drive two rotating shafts 6 to perform synchronous motion.

Particularly, the upper end right side of liquid reserve tank 10 is equipped with water filling port 18, threaded connection has closing cap 19 on the water filling port 18, and the inside aqueous ammonia of liquid reserve tank 10 is avoided in the settlement of closing cap 19 and is spilled over, and threaded connection's connected mode can guarantee the leakproofness of closing cap 19 to liquid reserve tank 10 simultaneously, avoids the aqueous ammonia to volatilize, and it is convenient to dismantle moreover, the front side downside of box 1 is equipped with fluid-discharge tube 20, be equipped with valve body 21 on the fluid-discharge tube 20, open valve body 21, the aqueous ammonia after the liquefaction can pass through fluid-discharge tube 20 and discharge.

The working principle is as follows: when the utility model is used, the smoke inlet pipe 3 is connected with the smoke pipe of the glass kiln, the driving mechanism 9 is started, the driving mechanism 9 drives the two rotating shafts 6 to synchronously rotate, the two rotating shafts 6 respectively drive the two fan blades 7 of the two rotating shafts to synchronously rotate, the synchronous rotation of the two fan blades 7 conveys the smoke at the smoke inlet pipe 3 to the smoke exhaust pipe 4, the flow rate of the smoke is improved, the upper surface of the box body 1 is provided with the liquid storage box 10, the liquid storage box 10 is internally provided with ammonia water, the atomizer atomizes the ammonia water in the liquid storage box 10 in the process of the smoke flowing in the box body 1, then the ammonia water is conveyed to the liquid outlet pipes 13 at the two sides through the three-way valve 12 and then conveyed to the spray head 14 through the liquid outlet pipes 13 at the two sides, the atomized ammonia water is contacted with the high-temperature smoke in the box body 1, the ammonia water is heated and decomposed into ammonia water, and the ammonia gas reacts with NOx in the smoke gas, harmless nitrogen and water are generated, the denitration effect is realized, meanwhile, part of dust in the flue gas is settled to the lower side of the box body by the water decomposed from the ammonia water, and the flue gas is further purified.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a glass kiln flue gas SCR denitrification facility, includes box (1), its characterized in that: the smoke exhaust ventilator is characterized in that the left side and the right side of the box body (1) are respectively provided with a ventilation cover (2), the right side of the ventilation cover (2) is connected with a smoke inlet pipe (3), the left side of the ventilation cover (2) is connected with a smoke exhaust pipe (4), the left side and the right side of the interior of the box body (1) are respectively provided with a support frame (5), two support frames (5) are respectively and rotatably connected with a rotating shaft (6), one end, opposite to the two rotating shafts (6), is connected with a fan blade (7), the front side of the box body (1) is provided with a shell (8), the interior of the shell (8) is provided with a driving mechanism (9), one end, far away from each other, of the two rotating shafts (6) is respectively connected with the driving mechanism (9), the upper surface of the box body (1) is provided with a liquid storage tank (10), the lower side of the liquid storage tank (10) is connected with the input of an atomizer (11), and the output end of the atomizer (11) is connected with one end of a three-way valve (12), the other two ends of the three-way valve (12) are connected with liquid outlet pipes (13), and one ends, far away from the three-way valve (12), of the liquid outlet pipes (13) are connected with spray heads (14).

2. The glass kiln flue gas SCR denitration device of claim 1, wherein: the lower surface of the box body (1) is connected with a base (15), and four corners of the lower surface of the base (15) are respectively provided with an anti-slip pad (16).

3. The glass kiln flue gas SCR denitration device of claim 1, wherein: and a particle filter screen (17) is arranged in the smoke inlet pipe (3).

4. The glass kiln flue gas SCR denitration device of claim 1, wherein: the driving mechanism (9) comprises a driving motor (901), a driving bevel gear (902), a driven bevel gear (903), a transmission shaft (904), two driving pulleys (905), two driven pulleys (906) and two transmission belts (907), the transmission shaft (904) is rotatably arranged between the left side wall and the right side wall inside the shell (8), the driven bevel gear (903) is arranged in the center of the transmission shaft (904), the driving bevel gear (902) is meshed with the driven bevel gear (903), the output end of the driving motor (901) is connected with a driving bevel gear (902), two driving pulleys (905) are arranged on the left side and the right side of the transmission shaft (904), two driven pulleys (906) are respectively arranged on the two rotating shafts (6), and two transmission belts (907) are respectively connected between the driving pulleys (905) and the driven pulleys (906).

5. The glass kiln flue gas SCR denitration device of claim 1, wherein: the upper end right side of liquid reserve tank (10) is equipped with water filling port (18), threaded connection has closing cap (19) on water filling port (18), the front side downside of box (1) is equipped with fluid-discharge tube (20), be equipped with valve body (21) on fluid-discharge tube (20).