CN211328860U

CN211328860U - Bag-type dust collector for thermal power plant

Info

Publication number: CN211328860U
Application number: CN201920983496.7U
Authority: CN
Inventors: 张憧憬; 杨荣; 夏恩专
Original assignee: State Power Investment Group Xiexin Binhai Power Generation Co ltd
Current assignee: State Power Investment Group Xiexin Binhai Power Generation Co ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-08-25
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a sack cleaner is used to thermal power plant, the fruit pick-up device comprises a frame body, the bottom fixedly connected with inlet chamber of framework, the air inlet has been seted up to the side of inlet chamber, the inside fixedly connected with center baffle of framework, center baffle is with the inside of framework from last first cavity and the second cavity of down being divided into, the bottom fixedly connected with installing frame of center baffle, the bottom fixedly connected with sack of installing frame, the one end of installing frame and the bottom fixed connection of framework are kept away from to the sack, sack and inlet chamber intercommunication. The utility model discloses, through lime wash, carry out the precipitation treatment with the sulphur material in the waste gas, through the cooperation work between water pump, aqueduct and the sprinkler head, spill lime wash in first cavity through the sprinkler head, carry out the secondary to the sulphur material in the waste gas of burning and clear up, avoid waste gas directly to get into atmosphere harm air quality to reduce the appearance of acid rain.

Description

Bag-type dust collector for thermal power plant

Technical Field

The utility model relates to a sack cleaner technical field especially relates to a sack cleaner is used in thermal power plant.

Background

The thermal power plant is a factory which uses combustible as fuel to produce electric energy, and a bag-type dust collector is used for removing dust from a large amount of waste gas and dust generated by combustion.

The waste gas that traditional sack cleaner will burn the production passes through the sack, and the sack surface has corresponding osculum, can screen the granule waste residue in the waste gas and detach, makes the waste gas of emission clean relatively, and the unable clearance of a large amount of sulfur-containing material that nevertheless contains among the burning waste gas makes waste gas directly get into the atmosphere, endangers the air quality, and sulfur-containing material also can lead to the formation of acid rain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bag-type dust collector for thermal power plants.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bag-type dust collector for thermal power plants comprises a frame body, wherein the bottom of the frame body is fixedly connected with an air inlet chamber, the side surface of the air inlet chamber is provided with an air inlet, the interior of the frame body is fixedly connected with a central clapboard, the central clapboard divides the interior of the frame body into a first chamber and a second chamber from top to bottom, the bottom of the central clapboard is fixedly connected with an installation frame, the bottom of the mounting frame is fixedly connected with a cloth bag, one end of the cloth bag, which is far away from the mounting frame, is fixedly connected with the bottom of the frame body, the cloth bag is communicated with the air inlet chamber, the first chamber is communicated with the second chamber through an air duct, the top of the central clapboard is fixedly connected with a liquid containing tank, the lime water is contained in the liquid containing tank, one end of the air guide pipe positioned in the first chamber is immersed in the lime water, and the reflux mechanism and the stirring mechanism are fixedly connected in the liquid containing tank.

Preferably, a threaded opening is formed in the bottom of the air inlet chamber, a connecting plug is fixedly connected to the inner side wall of the threaded opening, the side face of the connecting plug is in threaded connection with the bottom of the air inlet chamber through a plurality of handle bolts, and an air outlet is formed in one side of the first chamber.

Preferably, the backflow mechanism comprises a water pump fixedly connected to the inner side wall of the liquid containing groove, a water outlet of the water pump is fixedly connected with a water guide pipe, and one end, far away from the water pump, of the water guide pipe is fixedly connected with a sprinkler head.

Preferably, the stirring mechanism includes the axis of rotation connection on the flourishing cistern inside wall, the rotation mouth that corresponds with the axis of rotation is seted up to the lateral wall of aqueduct, the inside wall and the axis of rotation of rotation mouth are rotated and are connected, the axis of rotation runs through the inside of aqueduct, is located inside the aqueduct a plurality of drive flabellums of axis of rotation lateral wall fixedly connected with, is located inside the lime wash a plurality of stirring leaves of fixedly connected with on the axis of rotation lateral wall.

Preferably, the side wall of the liquid containing groove is provided with a rotating groove corresponding to the rotating shaft, and the side wall of the rotating groove is rotatably connected with the rotating shaft.

Preferably, the inner side wall of the rotating opening is fixedly connected with a sealing ring, and the outer surface of the rotating shaft is fixedly sleeved with a connecting ring corresponding to the sealing ring.

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

1. through lime wash, carry out the precipitation with the sulphur material in the waste gas, through the cooperation between water pump, aqueduct and the sprinkler head, spill lime wash in first cavity through the sprinkler head, carry out the secondary to the sulphur material in the waste gas of burning and clear up, avoid waste gas direct entering atmosphere harm air quality to reduce the appearance of acid rain.

2. Through the cooperation work between axis of rotation, drive flabellum and the stirring leaf, stir the splendid attire lime wash in flourishing cistern to make the sulphur gas and the lime wash intensive mixing that get into the lime wash, the sulphur removal effect is better, has mentioned work efficiency.

Drawings

Fig. 1 is a schematic structural view of a bag-type dust collector for a thermal power plant according to the present invention;

fig. 2 is an enlarged view of a point a in fig. 1.

In the figure: the device comprises a frame body 1, an air inlet 2, a central clapboard 3, a cloth bag 4, a mounting frame 5, an air duct 6, a liquid containing groove 7, a water pump 8, a water guide pipe 9, a rotating shaft 10, a driving fan blade 11, a stirring blade 12, a sprinkler head 13, an air outlet 14 and a connecting plug 15.

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.

Referring to fig. 1-2, a bag-type dust collector for thermal power plants comprises a frame body 1, wherein an air inlet chamber is fixedly connected to the bottom of the frame body 1, a threaded opening is formed in the bottom of the air inlet chamber, a connecting plug 15 is fixedly connected to the inner side wall of the threaded opening, the side surface of the connecting plug 15 is in threaded connection with the bottom of the air inlet chamber through a plurality of handle bolts, an air outlet 14 is formed in one side of a first chamber, an air inlet 2 is formed in the side surface of the air inlet chamber, a central partition plate 3 is fixedly connected to the inside of the frame body 1, the inside of the frame body 1 is divided into the first chamber and a second chamber from top to bottom by the central partition plate 3, a mounting frame 5 is fixedly connected to the bottom of the mounting frame 3, a bag 4 is fixedly connected to the bottom of the mounting frame 5, particle residues in combustion gas are screened under the, sack 4 and air inlet chamber intercommunication, first cavity passes through air duct 6 and second cavity intercommunication, top fixedly connected with cistern 7 of central baffle 3, the rotation groove that corresponds with axis of rotation 10 is seted up to the lateral wall of cistern 7, the lateral wall and the rotation axis 10 rotation in rotation groove are connected, the splendid attire has limewater in cistern 7, the sour material of limewater and mist reacts, deposit the bottom at cistern 7 with the sour material, detach the sour material among the mist, avoid the sour mist to get into the atmosphere polluted environment, the emergence of acid rain has been reduced, the one end that is located the air duct 6 of first cavity is immersed in limewater.

The backflow mechanism comprises a water pump 8 fixedly connected on the inner side wall of the liquid containing tank 7, a water guide pipe 9 is fixedly connected at a water outlet of the water pump 8, a spraying head 13 is fixedly connected at one end, far away from the water pump 8, of the water guide pipe 9, lime water is driven by the water pump 8 to spray water from the spraying head 13, gas entering the first cavity is cleaned for the second time, the sulfur content in the air is reduced again, the emission standard is better met, the environment hazard is reduced, the sprayed water returns to the liquid containing tank 7 again and is recycled, the stirring mechanism comprises a rotating shaft 10 rotatably connected on the inner side wall of the liquid containing tank 7, a rotating port corresponding to the rotating shaft 10 is formed in the side wall of the water guide pipe 9, a sealing ring is fixedly connected on the inner side wall of the rotating port, a connecting ring corresponding to the sealing ring is fixedly sleeved on the outer surface of the rotating, the inside wall that rotates the mouth rotates with axis of rotation 10 to be connected, and axis of rotation 10 runs through the inside of aqueduct 9, is located a plurality of drive flabellum 11 of 10 lateral walls fixedly connected with of axis of rotation of aqueduct 9 inside, is located a plurality of stirring leaves 12 of fixedly connected with on the 10 lateral walls of axis of rotation of lime wash inside, drives the drive flabellum 11 rotation that the side set up through the lime wash that removes, leads to stirring leaf 12 to rotate to improve reaction efficiency, optimize the sulphur removal effect.

The utility model discloses in, gas after will burning enters into the air inlet chamber through air inlet 2, because gas upwards floats the inside that gets into sack 4, through the effect of sack 4, the granule residue to among the combustion gas is screened, the bottom of air inlet chamber is dropped to the residue, relatively clean gas gets into the second cavity, gas passes through air duct 6 and enters into the lime water, the lime water reacts with the sulphur material among the mist, deposit sulphur material in the bottom of liquid containing groove 7, detach the sulphur material among the mist, avoid sulphur-containing gas mixture to get into the atmosphere polluted environment, the emergence of acid rain has been reduced.

The water pump 8 drives the lime water to pass through the water guide pipe 9 and the spraying head 13, the spraying head 13 sprays the lime water, gas entering the first chamber is cleaned for the second time, the sulfur content in the air is reduced again, the emission standard is better met, the environment harm is reduced, the sprayed water returns to the liquid containing tank 7 again for recycling, meanwhile, the upward flowing water drives the driving fan blades 11 arranged on the side to rotate, the corresponding rotating shafts 10 rotate to drive the stirring blades 12 to rotate, the lime water flows and rotates in the liquid containing tank 7, the flowing water is fully mixed with the gas, namely, the mixed gas is fully contacted with the lime water, the reaction process between sulfur and lime is greatly increased, the reaction efficiency is improved, the sulfur removal effect is optimized, finally, the treated water is discharged from the gas outlet 14, the connecting plug 15 is opened, and the collected waste residues are taken out.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The bag-type dust collector for the thermal power plant comprises a frame body (1) and is characterized in that an air inlet chamber is fixedly connected to the bottom of the frame body (1), an air inlet (2) is formed in the side face of the air inlet chamber, a central partition plate (3) is fixedly connected to the inside of the frame body (1), the inside of the frame body (1) is divided into a first cavity and a second cavity from top to bottom by the central partition plate (3), an installation frame (5) is fixedly connected to the bottom of the central partition plate (3), a bag (4) is fixedly connected to the bottom of the installation frame (5), one end, away from the installation frame (5), of the bag (4) is fixedly connected to the bottom of the frame body (1), the bag (4) is communicated with the air inlet chamber, the first cavity is communicated with the second cavity through an air guide tube (6), and a liquid containing groove (7) is fixedly connected to the top of, the lime water is contained in the liquid containing groove (7), one end of the air guide pipe (6) positioned in the first chamber is immersed in the lime water, and a backflow mechanism and a stirring mechanism are fixedly connected in the liquid containing groove (7).

2. The cloth bag dust collector for thermal power plants according to claim 1, wherein a threaded opening is formed in the bottom of the air inlet chamber, a connecting plug (15) is fixedly connected to the inner side wall of the threaded opening, the side surface of the connecting plug (15) is in threaded connection with the bottom of the air inlet chamber through a plurality of handle bolts, and an air outlet (14) is formed in one side of the first chamber.

3. The bag-type dust collector for thermal power plants according to claim 1, wherein the backflow mechanism comprises a water pump (8) fixedly connected to the inner side wall of the liquid containing tank (7), a water guide pipe (9) is fixedly connected to a water outlet of the water pump (8), and a sprinkler head (13) is fixedly connected to one end of the water guide pipe (9) far away from the water pump (8).

4. The cloth bag dust collector for thermal power plants according to claim 3, wherein the stirring mechanism comprises a rotating shaft (10) rotatably connected to the inner side wall of the liquid containing tank (7), a rotating port corresponding to the rotating shaft (10) is formed in the side wall of the water guide pipe (9), the inner side wall of the rotating port is rotatably connected with the rotating shaft (10), the rotating shaft (10) penetrates through the inside of the water guide pipe (9), the outer side wall of the rotating shaft (10) inside the water guide pipe (9) is fixedly connected with a plurality of driving fan blades (11), and the side wall of the rotating shaft (10) inside the lime water is fixedly connected with a plurality of stirring blades (12).

5. The cloth bag dust collector for thermal power plants according to claim 1, wherein a rotating groove corresponding to the rotating shaft (10) is formed in the side wall of the liquid containing groove (7), and the side wall of the rotating groove is rotatably connected with the rotating shaft (10).

6. The cloth bag dust collector for thermal power plants according to claim 4, wherein the inner side wall of the rotating port is fixedly connected with a sealing ring, and the outer surface of the rotating shaft (10) is fixedly sleeved with a connecting ring corresponding to the sealing ring.