CN209287051U - A kind of denitration of boiler smoke device - Google Patents

Abstract

The utility model discloses a kind of denitration of boiler smoke device, including pedestal, dirt pocket and denitration chamber, the dirt pocket and denitration chamber are located at the two sides above pedestal, the middle position of the dirt pocket side is equipped with smoke-intake pipe, and support plate is equipped with above two sides inside dirt pocket, mounting plate is installed in the support plate, and the lower section of mounting plate is sieved equipped with cloth bag, middle position inside the dirt pocket is equipped with partition, and partition one end is higher than the smoke-intake pipe, the bottom of the cloth bag sieve is connect and through the partition with partition, the indoor bottom of dedusting is equipped with ash bucket；The utility model first passes through the indoor cloth bag sieve of dedusting and is dusted to flue gas, filter out lower dust granule, then flue gas is discharged into denitration chamber, lower pollutant is removed with ammonia oxygen intermixture and catalyst reaction, complete denitration, in denitrification process, it not will receive the interference blocking of dust granule, be conducive to optimize denitration effect.

Description

A kind of denitration of boiler smoke device

Technical field

The utility model relates to purification technology field more particularly to a kind of denitration of boiler smoke devices.

Background technique

Currently, in steam industry, heating boiler is needed to produce steam, and the fever of boiler needs to burn the combustion of coal etc Material, due to the insufficiency of fuel combustion, can generate a large amount of flue gas, the NOx in flue gas is the main dirt for causing atmosphere pollution At this moment one of dye source just needs to use equipment for denitrifying flue gas, existing equipment for denitrifying flue gas has a single function, cannot be right before denitration Flue gas is dusted, and can have a large amount of dust granules in flue gas, in denitration, it may occur however that other chemical reactions, or blocking Catalyst plates cause denitration effect poor, and a large amount of dusts of siltation are easy inside existing equipment for denitrifying flue gas, it is difficult to it clears up, because This, the utility model proposes a kind of denitration of boiler smoke devices to solve problems of the prior art.

Utility model content

In view of the above-mentioned problems, the denitration of boiler smoke device is first the utility model proposes a kind of denitration of boiler smoke device Flue gas is dusted by dedusting indoor cloth bag sieve, filters out lower dust granule, then flue gas is discharged into denitration chamber, mixed with ammonia oxygen Mixture and catalyst reaction remove lower pollutant, complete denitration, and in denitrification process, the interference that not will receive dust granule is stifled After plug is conducive to optimize denitration effect, and the cloth bag of the denitration of boiler smoke device is sieved through filter flue gas, a large amount of ash can be remained Dirt, at this moment can vibrate mounting plate by vibrator, and shake cloth bag sieve opens cleaning to shake off lower dust granule to ash bucket Door, is convenient to clean.

To solve the above-mentioned problems, the utility model proposes a kind of denitration of boiler smoke device, including pedestal, dirt pocket and Denitration chamber, the dirt pocket and denitration chamber are located at the two sides above pedestal, the middle position of the dirt pocket side be equipped with into Smoke pipe, and it is equipped with support plate above two sides inside dirt pocket, mounting plate is installed, and under mounting plate in the support plate Side is equipped with cloth bag and sieves, and the middle position inside the dirt pocket is equipped with partition, and partition one end is higher than the smoke-intake pipe, described The bottom of cloth bag sieve connect with partition and through the partition, the indoor bottom of dedusting equipped with ash bucket, the dirt pocket and Top between denitration chamber is communicated with communicating pipe, and the indoor top of denitration is equipped with collection gas storehouse, and the lower section for collecting gas storehouse is equipped with Jet thrust, the top of the denitration chamber is equipped with ammonia oxygen blending tank and atomizer pump, and the input terminal of atomizer pump and ammonia oxygen blending tank connect Logical, the output end of the atomizer pump is connected to collection gas storehouse, and the middle position inside the denitration chamber is equipped with catalyst plates, and de- The bottom of nitre chamber interior is equipped with bucket, and the denitration chamber is equipped with escape pipe far from the lower section of dirt pocket side.

Further improvement lies in that: the front of the dirt pocket and denitration chamber is equipped with cleaning door, and be equipped with can for cleaning door Form, the edge on the inside of the cleaning door are equipped with sealing ring.

Further improvement lies in that: guide plate is equipped with inside the dirt pocket and denitration chamber below two sides, and guide plate tilts Downward 45 degree.

Further improvement lies in that: the middle position on the communicating pipe is equipped with air-introduced machine, and the both ends of air-introduced machine and company Siphunculus connection.

Further improvement lies in that: spring, the interposition at the top of the mounting plate are equipped between the support plate and mounting plate It sets place and is equipped with vibrator.

Flue gas is removed the utility model has the following beneficial effects: the utility model first passes through dedusting indoor cloth bag sieve Dirt filters out lower dust granule, and then flue gas is discharged into denitration chamber, removes lower pollutant with ammonia oxygen intermixture and catalyst reaction, complete At denitration, in denitrification process, the interference blocking of dust granule not will receive, be conducive to optimize denitration effect, and this is practical new After the cloth bag of type is sieved through filter flue gas, a large amount of dust can be remained, at this moment mounting plate can be vibrated by vibrator, shake cloth bag Sieve is opened cleaning door, is convenient to clean to shake off lower dust granule to ash bucket.

Detailed description of the invention

Fig. 1 is the main view of the utility model.

Fig. 2 is the cross-sectional view of the utility model.

Fig. 3 is schematic diagram on the inside of the cleaning door of the utility model.

Wherein: 1- pedestal, 2- dirt pocket, 3- denitration chamber, 4- smoke-intake pipe, 5- support plate, 6- mounting plate, 7- cloth bag sieve, 8- Partition, 9- ash bucket, 10- communicating pipe, 11- collection gas storehouse, 12- jet thrust, 13- ammonia oxygen blending tank, 14- atomizer pump, 15- catalyst Plate, 16- bucket, 17- escape pipe, 18- cleaning door, 19- visual window, 20- sealing ring, 21- guide plate, 22- air-introduced machine, 23- spring, 24- vibrator.

Specific embodiment

In order to deepen the understanding to the utility model, the utility model is further described below in conjunction with embodiment, The present embodiment is only used for explaining the utility model, does not constitute the restriction to scope of protection of the utility model.

According to Fig. 1,2,3, a kind of denitration of boiler smoke device, including pedestal 1, dirt pocket 2 are present embodiments provided With denitration chamber 3, the dirt pocket 2 and denitration chamber 3 are located at the two sides above pedestal 1, the middle position of 2 side of dirt pocket It is equipped with support plate 5 equipped with smoke-intake pipe 4, and above 2 inside two sides of dirt pocket, mounting plate 6 is installed in the support plate 5, And the lower section of mounting plate 6 is equipped with cloth bag sieve 7, the middle position inside the dirt pocket 2 is equipped with partition 8, and 8 one end of partition is high The partition 8 is connect and run through with partition 8 in the bottom of the smoke-intake pipe 4, the cloth bag sieve 7, and flue gas enters cloth from through part Bag sieve 7, sift dust granule, and the bottom in the dirt pocket 2 is equipped with ash bucket 9, described for accepting the dust granule under sieve Top between dirt pocket 2 and denitration chamber 3 is communicated with communicating pipe 10, and the top in the denitration chamber 3 is equipped with collection gas storehouse 11, and collects The lower section of gas storehouse 11 is equipped with jet thrust 12, and the top of the denitration chamber 3 is equipped with ammonia oxygen blending tank 13 and atomizer pump 14, and atomizer pump 14 input terminal is connected to ammonia oxygen blending tank 13, and the output end of the atomizer pump 14 is connected to collection gas storehouse 11, from jet thrust 12 to Lower sprinkling ammonia oxygen gas mixture is mixed with the flue gas by coming in communicating pipe 10, and the middle position inside the denitration chamber 3 is equipped with Catalyst plates 15 remove the pollutant in gaseous mixture, generate harmless nitrogen and water, and the bottom inside denitration chamber 3 is equipped with water Bucket 16, accepts the water of generation, and the denitration chamber 3 is equipped with escape pipe 17 far from the lower section of 2 side of dirt pocket.

The front of the dirt pocket 2 and denitration chamber 3 is equipped with cleaning door 18, internal convenient for opening cleaning, and cleaning door 18 It is equipped with visual window 19, the edge of 18 inside of cleaning door is equipped with sealing ring 20, seals cleaning door 18.

Guide plate 21, and 45 degree diagonally downward of guide plate 21 are equipped with below 3 inside two sides of the dirt pocket 2 and denitration chamber, Convenient for dust granule or pollutant are imported ash bucket 9 and bucket 16.

Middle position on the communicating pipe 10 is equipped with air-introduced machine 22, and the both ends of air-introduced machine 22 and communicating pipe 10 connect It is logical, reinforce power for flue gas, introduces denitration chamber 3.

Spring 23 is equipped between the support plate 5 and mounting plate 6, the middle position at 6 top of mounting plate is equipped with vibration Dynamic device 24 vibrates mounting plate 6 by vibrator 24, to shake off the dust granule under sieving on cloth bag sieve 7.

The denitration of boiler smoke device first passes through the 7 pairs of flue gases of sieve of the cloth bag in dirt pocket 2 and is dusted, and filters out lower dust Grain, then flue gas is discharged into denitration chamber 3, removes lower pollutant with ammonia oxygen intermixture and catalyst reaction, denitration is completed, in denitration Cheng Zhong not will receive the interference blocking of dust granule, be conducive to optimize denitration effect, and the cloth bag of the denitration of boiler smoke device After 7 filtering flue gas of sieve, a large amount of dust can be remained, mounting plate 6 at this moment can be vibrated by vibrator 24, shake cloth bag sieves 7, from And shake off lower dust granule to ash bucket 9, cleaning door 18 is opened, is convenient to clean.

Before use, smoke-intake pipe 4 is connected to the exhanst gas outlet of boiler, in use, flue gas enters dirt pocket 2 from smoke-intake pipe 4, from The through part of cloth bag sieve 7 and partition 8 enters cloth bag sieve 7, passes through cloth bag sieve 7 by after the lower soot dust granule of 7 filter of cloth bag sieve, passes through air inducing The effect of machine 22, the flue gas after dedusting enter communicating pipe 10, are discharged into denitration chamber 3, at this time, start atomizer pump 14, ammonia oxygen is mixed The ammonia oxygen gas mixture closed in tank 13 is sprayed by jet thrust 12, is mixed with the flue gas after dedusting, and gaseous mixture enters catalyst plates 15, Pollutant therein is removed under the effect of the catalyst, generates harmless nitrogen and water, and then clean nitrogen is from escape pipe 17 Discharge, water flow falls into bucket 16, when needing to clear up dust, starts vibrator 24, and mounting plate 6 and cloth bag is made to sieve 7 shakes, will Dust granule under filtering on cloth bag sieve 7 is shaken off into ash bucket 9, opens cleaning door 18, is cleared up.

The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope It is defined by the appending claims and its equivalent thereof.

Claims (5)

1. a kind of denitration of boiler smoke device, it is characterised in that: described to remove including pedestal (1), dirt pocket (2) and denitration chamber (3) Dirt room (2) and denitration chamber (3) are located at the two sides above pedestal (1), and the middle position of dirt pocket (2) side is equipped with into cigarette It manages (4), and is equipped with support plate (5) above the internal two sides of dirt pocket (2), mounting plate is installed on the support plate (5) (6), and the lower section of mounting plate (6) is equipped with cloth bag sieve (7), and the internal middle position of the dirt pocket (2) is equipped with partition (8), And partition (8) one end is higher than the smoke-intake pipe (4), the bottom of the cloth bag sieve (7) connect with partition (8) and through the partition (8), the bottom in the dirt pocket (2) is equipped with ash bucket (9), and the top between the dirt pocket (2) and denitration chamber (3) is communicated with Communicating pipe (10), the top in the denitration chamber (3) are equipped with collection gas storehouse (11), and the lower section for collecting gas storehouse (11) is equipped with jet thrust (12), the top of the denitration chamber (3) be equipped with ammonia oxygen blending tank (13) and atomizer pump (14), and the input terminal of atomizer pump (14) and The output end of ammonia oxygen blending tank (13) connection, the atomizer pump (14) is connected to collection gas storehouse (11), denitration chamber (3) inside Middle position is equipped with catalyst plates (15), and the bottom of denitration chamber (3) inside is equipped with bucket (16), and the denitration chamber (3) is remote Lower section from dirt pocket (2) side is equipped with escape pipe (17).

2. a kind of denitration of boiler smoke device according to claim 1, it is characterised in that: the dirt pocket (2) and denitration The front of room (3) is equipped with cleaning door (18), and cleaning door (18) is equipped with visual window (19), on the inside of the cleaning door (18) Edge is equipped with sealing ring (20).

3. a kind of denitration of boiler smoke device according to claim 1, it is characterised in that: the dirt pocket (2) and denitration Room (3) is equipped with guide plate (21) below internal two sides, and 45 degree diagonally downward of guide plate (21).

4. a kind of denitration of boiler smoke device according to claim 1, it is characterised in that: on the communicating pipe (10) Between be equipped with air-introduced machine (22) at position, and the both ends of air-introduced machine (22) are connected to communicating pipe (10).

5. a kind of denitration of boiler smoke device according to claim 1, it is characterised in that: the support plate (5) and installation Spring (23) are equipped between plate (6), the middle position at the top of the mounting plate (6) is equipped with vibrator (24).