CN211255534U - Waste water treatment device of circulating fluidized bed boiler - Google Patents

Abstract

The utility model discloses a circulating fluidized bed boiler effluent treatment plant, including the waste water treatment case, the inside fixed position that is close to the below of waste water treatment incasement portion strains the sediment board, the inside top of waste water treatment incasement portion just is close to the fixed position on right side and blocks the filter screen, the bottom that blocks the filter screen is close to the sediment board, the right side of the inside bottom of waste water treatment incasement portion just is located the below fixedly connected with who strains the sediment board and removes the sediment groove, the horizontal position swing joint that removes the sediment groove and be located waste water treatment incasement portion has a sealed baffle, the bottom that removes the sediment groove is provided with the slag discharge valve, the left side at waste water treatment roof portion is provided with the charging hole, waste water treatment incasement portion right side just is close to the position intercommunication of below. This circulating fluidized bed boiler effluent treatment plant has reached and has in time handled the sediment material, avoids the jam of treatment facility pipeline, improves the purpose of waste water treatment efficiency.

Description

Waste water treatment device of circulating fluidized bed boiler

Technical Field

The utility model relates to a circulating fluidized bed boiler technical field specifically is a circulating fluidized bed boiler effluent treatment plant.

Background

The circulating fluidized bed boiler adopts the clean coal combustion technology with the highest industrialization degree. The circulating fluidized bed boiler adopts fluidized combustion, and the main structure comprises a combustion chamber (comprising a dense phase region and a dilute phase region) and a circulating return furnace (comprising a high-temperature gas-solid separator and a return system). The biggest difference with the bubbling fluidized bed combustion technology is that the operation wind speed is high, heterogeneous reaction processes such as combustion and desulfurization are strengthened, the boiler capacity can be enlarged to a large capacity (600MW or above grade) acceptable by the power industry, and the circulating fluidized bed boiler well solves the basic problems of thermology, mechanics, materials and the like and the engineering problems of expansion, abrasion, over temperature and the like, and becomes an advanced technology for energy utilization of difficult-to-burn solid fuels (such as coal gangue, oil shale, municipal refuse, sludge and other wastes).

A large amount of particle sediment are remained in the waste water of present circulating fluidized bed boiler, and the particle sediment causes waste water treatment equipment to block up easily to influence the normal work of equipment, simultaneously when waste water treatment, the treatment additive can react with the precipitate earlier, thereby the treatment rate of waste water reduces, has increased the treatment cost of waste water.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a circulating fluidized bed boiler effluent treatment plant has solved and has remained a large amount of granule deposits in the waste water of present circulating fluidized bed boiler, and the granule deposits and causes waste water treatment equipment to block up easily to influence the normal work of equipment, when waste water treatment, the treatment additive can earlier react with the precipitate simultaneously, thereby the treatment rate of waste water reduces, has increased the problem of the treatment cost of waste water.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a waste water treatment device of a circulating fluidized bed boiler comprises a waste water treatment tank, a liquid inlet connecting flange is arranged at the middle position of the left side of the waste water treatment tank, the periphery of the bottom end outside the wastewater treatment box is fixedly connected with supporting legs, the position close to the lower part inside the wastewater treatment box is fixedly connected with a filter residue plate, a blocking filter screen is fixedly connected at the position close to the right side of the top end in the wastewater treatment box, the bottom of the blocking filter screen is close to the filter residue plate, a slag removing groove is fixedly connected on the right side of the bottom end in the wastewater treatment box and below the filter slag plate, the lower part of the deslagging groove extends to the outside of the wastewater treatment box, the transverse position of the deslagging groove, which is positioned outside the wastewater treatment box, is movably connected with a sealing clapboard, the bottom that removes the sediment groove is provided with the sediment valve, the left side at waste water treatment roof portion is provided with the material filling mouth, waste water treatment incasement portion right side and be close to the position intercommunication of below have the flowing back valve pipe.

Preferably, the intermediate position fixedly connected with restriction track on the outside top of waste water treatment case, the inside horizontal position of restriction track rotates and is connected with the transmission lead screw, the outside surface cover of transmission lead screw is established and threaded connection has the transmission slider, the bottom fixedly connected with of transmission slider supports the peg, the bottom of supporting the peg extends to the inside of waste water treatment case.

Preferably, the support peg is located the inside one end fixedly connected with of waste water treatment case and adjusts the frame, the bottom of adjusting the frame is run through and sliding connection has the cleaning brush.

Preferably, one end of the cleaning brush, which is positioned inside the adjusting outer frame, is fixedly connected with a spring pressing plate, and the top of the spring pressing plate is fixedly connected with an extrusion spring.

Preferably, the right side of the top end outside the wastewater treatment tank is fixedly connected with a driving outer frame, the top end inside the driving outer frame is fixedly connected with a motor, and the output end of the motor is fixedly connected with a driving rotating wheel.

Preferably, one end of the transmission screw rod, which is located inside the driving outer frame, is fixedly connected with a driven rotating wheel, and the driving rotating wheel is in transmission connection with the driven rotating wheel through a belt.

(III) advantageous effects

The utility model provides a circulating fluidized bed boiler effluent treatment plant. The method has the following beneficial effects:

this circulating fluidized bed boiler effluent treatment plant, through letting in the waste liquid from feed liquor flange and disposing of waste water case, deposit in the waste liquid filters above it through filtering the slag plate, motor circular telegram work, it rotates to drive the transmission lead screw through the belt, thereby support the peg and drive clean brush horizontal reciprocating motion, clean brush and the contact of filter residue plate surface, and clear up the deposit on filter residue plate surface to the slagging-off inslot inside, add from the material adding mouth with the treatment additive, when supporting the peg reciprocating motion, the mobility of the inside liquid of disposing of waste water case has also been increased, accelerate treatment effeciency, insert inside the slagging-off inslot with sealed partition, realize blocking, and open the slag discharge valve, discharge the precipitate, the waste water after the processing is discharged from the flowing back valve pipe, reached in time handling the deposit material, avoid the jam of treatment facility pipeline, improve the purpose of waste water treatment effeciency.

Drawings

FIG. 1 is a schematic view of the structure of the left side of the outer part of the present invention;

fig. 2 is a schematic structural view of the right side of the outer wall of the present invention;

FIG. 3 is a schematic view of the overall internal structure of the present invention;

FIG. 4 is a schematic structural view of the support hanging rod of the present invention;

fig. 5 is a schematic structural diagram of the driving frame of the present invention.

In the figure: 1 waste water treatment box, 2 liquid inlet connecting flanges, 3 supporting legs, 4 slag filtering plates, 5 blocking filter screens, 6 slag removing grooves, 7 sealing partition plates, 8 slag discharging valves, 9 material adding ports, 10 liquid discharging valve pipes, 11 limiting rails, 12 transmission screw rods, 13 transmission slide blocks, 14 supporting hanging rods, 15 adjusting outer frames, 16 cleaning brushes, 17 spring press plates, 18 extrusion springs, 19 driving outer frames, 20 motors, 21 driving rotating wheels, 22 driven rotating wheels and 23 belts.

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. 1-5, the present invention provides a technical solution: a circulating fluidized bed boiler wastewater treatment device comprises a wastewater treatment box 1, a liquid inlet connecting flange 2 is arranged at the middle position of the left side of the wastewater treatment box 1, supporting legs 3 are fixedly connected to the periphery of the bottom end of the outer part of the wastewater treatment box 1, a slag filtering plate 4 is fixedly connected to the position close to the lower part in the wastewater treatment box 1, a blocking filter screen 5 is fixedly connected to the position close to the right side at the top end of the inner part of the wastewater treatment box 1, the bottom of the blocking filter screen 5 is close to the slag filtering plate 4, a slag removing groove 6 is fixedly connected to the right side of the bottom end of the inner part of the wastewater treatment box 1 and is positioned below the slag filtering plate 4, the lower part of the slag removing groove 6 extends to the outer part of the wastewater treatment box 1, a sealing baffle 7 is movably connected to the transverse position of the slag removing groove 6, a slag removing valve 8 is arranged at the, a liquid discharge valve pipe 10 is communicated with the right side and the position close to the lower part inside the wastewater treatment box 1. The middle position fixedly connected with restriction track 11 on the outside top of waste water treatment case 1, the inside horizontal position of restriction track 11 rotates and is connected with transmission lead screw 12, and the outside surface cover of transmission lead screw 12 is established and threaded connection has transmission slider 13, and the bottom fixedly connected with of transmission slider 13 supports peg 14, and the bottom that supports peg 14 extends to the inside of waste water treatment case 1. The supporting hanging rod 14 is fixedly connected with an adjusting outer frame 15 at one end inside the wastewater treatment box 1, and a cleaning brush 16 penetrates through and is slidably connected with the bottom of the adjusting outer frame 15. One end of the cleaning brush 16 positioned inside the adjusting outer frame 15 is fixedly connected with a spring pressing plate 17, and the top of the spring pressing plate 17 is fixedly connected with an extrusion spring 18. The right side of the top end outside the wastewater treatment box 1 is fixedly connected with a driving outer frame 19, the top end inside the driving outer frame 19 is fixedly connected with a motor 20, and the output end of the motor 20 is fixedly connected with a driving rotating wheel 21. One end of the transmission screw rod 12, which is positioned inside the driving outer frame 19, is fixedly connected with a driven runner 22, and the driving runner 21 is in transmission connection with the driven runner 22 through a belt 23.

During the use, let in waste water treatment case 1 from feed liquor flange 2 with the waste liquid, sediment in the waste liquid filters above it through filtering slag plate 4, motor 20 circular telegram work, drive transmission lead screw 12 through belt 23 and rotate, thereby support peg 14 and drive 16 horizontal reciprocating motion of cleaning brush, cleaning brush 16 and 4 surface contact of filter residue plate, and clear up the sediment on 4 surfaces of filter residue plate to the inside of slagging-off groove 6, to handle the additive and add from material adding mouth 9, when supporting peg 14 reciprocating motion, the mobility of the inside liquid of waste water treatment case 1 has also been increased, accelerate the treatment effeciency, insert inside sealed bulkhead 7 removing slag groove 6, realize blocking, and open slag discharging valve 8, discharge the precipitate, waste water after the processing is discharged from flowing back valve pipe 10.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 (6)

1. The utility model provides a circulating fluidized bed boiler effluent treatment plant, includes waste water treatment case (1), its characterized in that: the waste water treatment device is characterized in that a liquid inlet connecting flange (2) is arranged at the middle position of the left side of the waste water treatment box (1), supporting legs (3) are fixedly connected to the periphery of the bottom end outside the waste water treatment box (1), a slag filtering plate (4) is fixedly connected to the position, close to the lower side, inside the waste water treatment box (1), a filter screen (5) is fixedly connected to the position, close to the right side, on the top end inside the waste water treatment box (1), a slag removing groove (6) is fixedly connected to the position, close to the bottom of the filter screen (5), on the right side of the bottom end inside the waste water treatment box (1), on the lower side of the slag filtering plate (4), the lower side of the slag removing groove (6) extends to the outside of the waste water treatment box (1), a sealing partition plate (7) is movably connected to the transverse position, close to the outside of the waste water treatment box (1), and a slag removing valve, the left side at waste water treatment case (1) top is provided with material adding mouth (9), waste water treatment case (1) inside right side and be close to the position intercommunication of below have flowing back valve pipe (10).

2. The wastewater treatment device of the circulating fluidized bed boiler according to claim 1, wherein: the utility model discloses a waste water treatment tank, including waste water treatment tank (1), middle position fixedly connected with restriction track (11) on the outside top of waste water treatment tank (1), the inside horizontal position of restriction track (11) rotates and is connected with transmission lead screw (12), the outside surface cover of transmission lead screw (12) is established and threaded connection has transmission slider (13), the bottom fixedly connected with of transmission slider (13) supports peg (14), the bottom that supports peg (14) extends to the inside of waste water treatment tank (1).

3. The wastewater treatment apparatus of a circulating fluidized bed boiler according to claim 2, wherein: the support hanging rod (14) is located one end of the interior of the wastewater treatment box (1) and is fixedly connected with an adjusting outer frame (15), and the bottom of the adjusting outer frame (15) is penetrated through and is slidably connected with a cleaning brush (16).

4. The wastewater treatment apparatus of a circulating fluidized bed boiler according to claim 3, wherein: the cleaning brush (16) is located one end fixedly connected with spring pressing plate (17) inside the adjusting outer frame (15), and the top of the spring pressing plate (17) is fixedly connected with an extrusion spring (18).

5. The wastewater treatment apparatus of a circulating fluidized bed boiler according to claim 4, wherein: the right side fixedly connected with drive frame (19) on the outside top of waste water treatment case (1), the inside top fixedly connected with motor (20) of drive frame (19), the output fixedly connected with initiative runner (21) of motor (20).

6. The wastewater treatment apparatus for a circulating fluidized bed boiler according to claim 5, wherein: the transmission screw rod (12) is located one end of the inside of the driving outer frame (19) and is fixedly connected with a driven rotating wheel (22), and the driving rotating wheel (21) is in transmission connection with the driven rotating wheel (22) through a belt (23).

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