CN217511445U

CN217511445U - Biomass power plant flue gas purification system

Info

Publication number: CN217511445U
Application number: CN202221562274.6U
Authority: CN
Inventors: 邹维国; 刘晓东; 刘建伟
Original assignee: Guodian Tangyuan Biomass Power Generation Co ltd
Current assignee: Guodian Tangyuan Biomass Power Generation Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-30
Anticipated expiration: 2032-06-21

Abstract

The utility model relates to the technical field of smoke dust treatment equipment, in particular to a flue gas purification system of a biomass power plant, it is convenient for handle easy attached dirt such as tar that produces in the flue gas, reduce its adhesive force, and be convenient for filter and collect the dust in the flue gas, flue gas purification effect is better, including advancing the tobacco pipe, the right-hand member intercommunication that advances the tobacco pipe has the burning box, be provided with the flame sprayer on the burning box, the inside of burning box is provided with a plurality of flame shower nozzles, the bottom lateral sliding of burning box can be dismantled and is connected with the storage slag box, the right-hand member of storage slag box runs through to the right-hand member of burning box, the right-hand member intercommunication of burning box has the cooling tube, the right-hand member fixedly connected with rose box of cooling tube, be provided with the heat sink on the cooling tube, the inside longitudinal sliding of rose box is connected with the filter stand, the upper portion of filter stand runs through to the top of rose box, the inside of filter stand can be dismantled through two bolts and be connected with the filter screen.

Description

Biomass power plant flue gas purification system

Technical Field

The utility model relates to a smoke and dust treatment facility technical field, concretely relates to biomass power plant flue gas purification system.

Background

As is well known, a biomass power plant refers to a plant that generates electricity by using biomass, and usually generates a large amount of waste flue gas during the biomass power generation process, and the waste flue gas contains a large amount of toxic substances, so that a flue gas purification system is needed to meet the national emission standards.

Through search, the utility model with the Chinese patent application number of CN202122435043.0 discloses a biomass flue gas purifying and filtering device, the device is roughly described as comprising a smoke inlet pipe, a dust removal box, a filter box, a smoke exhaust pipe and a settling box, wherein the smoke inlet pipe is used for introducing smoke, the dust removal box is communicated with the smoke inlet pipe, the filter box is communicated with the dust removal box, a first partition plate and a second partition plate are arranged in the filter box, the filter box is divided into a first filter cavity, a second filter cavity and a third filter cavity by the first partition plate and the second partition plate, the first filter cavity is provided with a first spray nozzle, the second filter cavity is provided with a second spray nozzle, the third filter cavity is provided with a third spray nozzle, the smoke exhaust pipe is connected with the filter box and is used for exhausting the smoke, the settling box is communicated with the filter box and is used for treating waste liquid in the filter box, when the dust removal device is used, the problems that in the prior art, the flue is high and the dust removal device is difficult to clean or maintain are solved.

Although the problem that flue height is big among the prior art is solved to foretell prior art, and dust collector is difficult to clean or maintain, but combine actual conditions to see, the flue gas when producing, the flue gas is inside to contain easy attachments such as a large amount of tar, and the flue gas directly gets into the dust removal case and can cause the dust removal case extremely difficult clean, and the treatment effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a biomass power plant flue gas purification system to solve the prior art flue gas that proposes in the background art when producing, the flue gas is inside to contain easy attachments such as a large amount of tar, and the flue gas directly gets into the dust removal case and can cause the extremely difficult cleanness of dust removal case, the relatively poor problem of treatment effect.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a biomass power plant flue gas purification system comprises a flue gas inlet pipe, wherein the right end of the flue gas inlet pipe is communicated with a combustion box, the combustion box is provided with a flame injector, the combustion box is internally provided with a plurality of flame spray heads, the bottom end of the combustion box is transversely, slidably and detachably connected with a slag storage box, the right end of the slag storage box penetrates through the right end of the combustion box, the right end of the combustion box is communicated with a cooling pipe, the right end of the cooling pipe is fixedly connected with a filter box, the cooling pipe is provided with a cooling device, the inside of the filter box is longitudinally, slidably and connected with a filter frame, the upper part of the filter frame penetrates through the top end of the filter box, the inside of the filter frame is detachably connected with a filter screen through two bolts, the bottom end of the filter frame is fixedly connected with two vibration rods, the bottom ends of the two vibration rods both penetrate through the lower part of the filter box and are fixedly connected with a vibration plate, the bottom end of the vibration plate is fixedly connected with a vibration block, the bottom of vibrations piece has seted up the cam groove, and the motor is installed to the bottom of rose box, the output fixedly connected with bull stick left of motor, the left end fixedly connected with protruding type wheel of bull stick, the part of protruding type wheel is located the inside of cam groove, and the right-hand member intercommunication of rose box has a play tobacco pipe.

Preferably, the heat sink includes the water tank, the water tank is installed on the top of burning box, and the water pump is installed on the top of water tank, the intercommunication has water pipe one between the input of water pump and the water tank top, and the intercommunication has water pipe two between the output of water pump and the right-hand member of water tank, the part winding of water pipe two is on the surface of cooling pipe.

Furthermore, the right-hand member fixedly connected with two quick-witted boards of rose box, two all seted up through-hole one, two on the quick-witted board the inside of through-hole one all installs the fan, two the air-out end of fan all is corresponding with the cooling tube.

Still further, fixedly connected with deep bead on the interior diapire of rose box, sliding connection about between the left end of deep bead and the right-hand member of filter stand.

According to the further scheme, the bottom end of the filter box is communicated with the dust collection box, the dust collection box is connected to the inside of the dust collection box in a front-back sliding and detachable mode, the front end of the dust collection box penetrates through the front side of the dust collection box, and the dust collection box is located below the filter rack.

As a further scheme of the scheme, two through holes II are formed in the right portion of the vibrating plate, stabilizer bars are connected to the inner portions of the through holes II in a vertical sliding mode, and the top ends of the stabilizer bars are fixedly connected to the bottom end of the filter box.

On the basis of the scheme, the bottom ends of the combustion box and the filter box are fixedly connected with a bottom plate through a plurality of supporting columns.

Further on the basis of the scheme, the water tank is communicated with a water inlet pipe and a water outlet pipe, a valve is arranged on the water outlet pipe, and a plurality of stabilizing blocks are fixedly connected between the water pipe II and the combustion box and the filter box.

(III) advantageous effects

Compared with the prior art, the utility model provides a biomass power plant flue gas purification system possesses following beneficial effect:

in the utility model, through the cooperation of the smoke inlet pipe, the combustion box, the flame injector and the flame nozzle, tar and other easy attachments in the smoke can be conveniently combusted through the flame, the attachment capability is reduced, the dust in the flue gas is convenient to purify through the matching of the filter screen, the filter box and the filter frame, through the matching of the motor, the rotating rod, the convex wheel, the vibration block and the vibration rod and the reciprocating motion of the filter frame, the excessive dust attached to the filter screen is convenient to shake off, the service cycle of the filter screen is prolonged, the matching of the dust collection box and the slag storage box is convenient for collecting and storing the scattered dust, therefore, this biomass power plant gas cleaning system is convenient for handle easy attached dirt such as tar that produces in the flue gas, reduces its adhesive force, and is convenient for filter and collect the dust in the flue gas, and gas cleaning is effectual.

Drawings

FIG. 1 is a partially sectional schematic view of a three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the motor, the filter frame, the filter screen, etc. of the present invention;

fig. 4 is a schematic view of a part a of the enlarged structure of fig. 3 according to the present invention.

In the figure: 1. a smoke inlet pipe; 2. a combustion box; 3. a flame ejector; 4. a flame spray head; 5. a slag storage box; 6. a cooling pipe; 7. A filter box; 8. a filter frame; 9. a filter screen; 10. a vibration rod; 11. a vibration block; 12. a motor; 13. a rotating rod; 14. a convex wheel; 15. discharging the smoke tube; 16. a water tank; 17. a water pump; 18. a water pipe II; 19. a machine plate; 20. a fan; 21. a wind deflector; 22. a dust collection box; 23. a dust collection box; 24. a stabilizer bar; 25. a support pillar; 26. a base plate; 27. a water inlet pipe; 28. a water outlet pipe; 29. and (6) stabilizing the block.

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.

Examples

Referring to fig. 1-4, a flue gas purification system of a biomass power plant comprises a flue gas inlet pipe 1, wherein the right end of the flue gas inlet pipe 1 is communicated with a combustion box 2, a flame injector 3 is arranged on the combustion box 2, a plurality of flame nozzles 4 are arranged in the combustion box 2, the bottom end of the combustion box 2 is transversely connected with a slag storage box 5 in a sliding and detachable manner, the right end of the slag storage box 5 penetrates through the right end of the combustion box 2, the right end of the combustion box 2 is communicated with a cooling pipe 6, the right end of the cooling pipe 6 is fixedly connected with a filter box 7, the cooling pipe 6 is provided with a cooling device, the cooling device comprises a water tank 16, the water tank 16 is arranged at the top end of the combustion box 2, a water pump 17 is arranged at the top end of the water tank 16, a first water pipe is communicated between the input end of the water pump 17 and the top end of the water tank 16, a second water pipe 18 is communicated between the output end of the water pump 17 and the right end of the water tank 16, the part of the second water pipe 18 is wound on the outer surface of the cooling pipe 6, so that the heating smoke passing through the cooling pipe 6 can be cooled conveniently, the damage of the smoke with higher temperature to the device in the filter box 7 can be avoided, the water tank 16 is communicated with a water inlet pipe 27 and a water outlet pipe 28, the water outlet pipe 28 is provided with a valve, a plurality of stabilizing blocks 29 are fixedly connected between the water pipe II 18 and the combustion box 2 as well as between the water pipe II and the filter box 7, so that water can be conveniently added and discharged into the water tank 16, and be convenient for stabilize the position of water pipe two 18, two quick-witted boards 19 of right-hand member fixedly connected with of rose box 7, two through-hole one, two have all been seted up on the quick-witted board 19 the fan 20 is all installed to the inside of through-hole one, two the air-out end of fan 20 all is corresponding with cooling tube 6, is convenient for cool down water pipe two 18, makes the better cooling tube 6 of cooling of water pipe two 18.

It should be further explained that the inside of the filtering box 7 is longitudinally slidably connected with a filtering frame 8, the upper part of the filtering frame 8 penetrates through the top end of the filtering box 7, the inside of the filtering frame 8 is detachably connected with a filtering net 9 through two bolts, the inner bottom wall of the filtering box 7 is fixedly connected with a wind shield 21, the left end of the wind shield 21 is vertically slidably connected with the right end of the filtering frame 8, so as to conveniently block the smoke inside the filtering box 7 and ensure the smoke to better pass through the filtering net 9, the bottom end of the filtering frame 8 is fixedly connected with two vibration rods 10, the bottom ends of the two vibration rods 10 both penetrate through the lower part of the filtering box 7 and are fixedly connected with a vibration plate, the right part of the vibration plate is provided with two through holes two, the inside stabilizer bars of the two through holes two are vertically slidably connected with stabilizer bars 24, the top ends of the two stabilizer bars 24 are both fixedly connected with the bottom end of the filtering box 7, the vibrating plate is convenient to stabilize, the service life of the vibrating plate is prolonged, a vibrating block 11 is fixedly connected to the bottom end of the vibrating plate, a cam groove is formed in the bottom end of the vibrating block 11, a motor 12 is installed at the bottom end of a filter box 7, an output end of the motor 12 is fixedly connected with a rotating rod 13 towards the left, a convex wheel 14 is fixedly connected to the left end of the rotating rod 13, part of the convex wheel 14 is located inside the cam groove, the bottom end of the filter box 7 is communicated with a dust collection box 22, a dust collection box 23 is detachably connected to the inside of the dust collection box 22 in a front-back sliding mode, the front end of the dust collection box 23 penetrates through the front side of the dust collection box 22, the dust collection box 22 is located below a filter frame 8, dust shaken off on a filter screen 9 can be stored and stored conveniently, a smoke outlet pipe 15 is communicated with the right end of the filter box 7, a bottom end of the combustion box 2 and the bottom end of the filter box 7 are fixedly connected with a bottom plate 26 through a plurality of supporting columns 25, the device is convenient to stabilize and support.

The motor 12, the fan 20 and the flame ejector 3 in this embodiment are conventional devices purchased on the market and known to those skilled in the art, and the models can be selected or customized according to actual needs, in this patent, we only use them, and do not improve their structures and functions, and their setting, installation and electrical connection are provided, for those skilled in the art, only debug them according to the requirements of their instruction, and no further description is given here, and the motor 12, the fan 20 and the flame ejector 3 are provided with control switches matching with them, and the installation positions of the control switches are selected according to the actual needs, so that the operators can operate and control them, meanwhile, the motor 12 needs to be connected with a forward and reverse rotation circuit for forward and reverse rotation operations before use, and for forward and reverse rotation of the motor 12, it is known from the patent publication CN109889124A that the forward and reverse rotation of the motor 12 is well known to those skilled in the art, and the technology is well established and can be realized.

To sum up, when the biomass power plant flue gas purification system carries out purification treatment on generated flue gas, the flue gas enters the combustion box 2, the flame ejector 3 is started, high-temperature flame is sprayed out from the inside of the flame spray nozzle 4 to bake easy attachments such as tar and the like in the flue gas to reduce the attachment capacity of the easy attachments, small particle dust falling during baking falls into the slag storage box 5, the high-temperature flue gas passes through the cooling pipe 6, the water pump 17 and the fan 20 are started, water in the water tank 16 passes through the first water pipe to the second water pipe 18, the cooling pipe 6 is cooled through the second water pipe 18, the temperature on the second water pipe 18 is taken away through the fan 20, the cooled flue gas enters the filter box 7, the dust in the flue gas is filtered through the filter screen 9, the motor 12 is started, the motor 12 drives the rotating rod 13 to rotate, the rotating rod 13 drives the convex wheel 14 to rotate, the convex wheel 14 drives the vibrating block 11 to move up and down, the vibrations piece 11 drives vibrations board up-and-down motion, the vibrations board drives vibrations pole 10 up-and-down motion, vibrations pole 10 drives the up-and-down motion of filter stand 8, filter stand 8 drives filter screen 9 up-and-down motion, the up-and-down motion of filter screen 9 shakes off the dust on with filter screen 9, it is long when being convenient for increase the use of filter screen 9, the dust of shaking off falls to the inside of receiving dirt box 23 and concentrates the collection processing, the smoke and dust after the purification can through going out 15 discharges of tobacco pipe.

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

1. The biomass power plant flue gas purification system comprises a flue gas inlet pipe (1) and is characterized in that the right end of the flue gas inlet pipe (1) is communicated with a combustion box (2), a flame ejector (3) is arranged on the combustion box (2), a plurality of flame spray heads (4) are arranged inside the combustion box (2), the bottom end of the combustion box (2) is transversely connected with a slag storage box (5) in a sliding and detachable manner, the right end of the slag storage box (5) penetrates through the right end of the combustion box (2), the right end of the combustion box (2) is communicated with a cooling pipe (6), the right end of the cooling pipe (6) is fixedly connected with a filter box (7), the cooling pipe (6) is provided with a cooling device, the inside of the filter box (7) is longitudinally connected with a filter frame (8), the upper part of the filter frame (8) penetrates through the top end of the filter box (7), and the inside of the filter frame (8) is detachably connected with a filter screen (9) through two bolts, two vibrations pole (10) of bottom fixedly connected with of filter frame (8), two the bottom of vibrations pole (10) all runs through below and the fixedly connected with vibrations board to rose box (7), the bottom fixedly connected with vibrations piece (11) of vibrations board, the cam slot has been seted up to the bottom of vibrations piece (11), and motor (12) are installed to the bottom of rose box (7), fixedly connected with bull stick (13) to the left of the output of motor (12), the left end fixedly connected with protruding wheel (14) of bull stick (13), the part of protruding wheel (14) is located the inside of cam slot, and the right-hand member intercommunication of rose box (7) has out tobacco pipe (15).

2. The biomass power plant flue gas purification system according to claim 1, wherein the temperature reduction device comprises a water tank (16), the water tank (16) is installed at the top end of the combustion box (2), a water pump (17) is installed at the top end of the water tank (16), a first water pipe is communicated between the input end of the water pump (17) and the top end of the water tank (16), a second water pipe (18) is communicated between the output end of the water pump (17) and the right end of the water tank (16), and the part of the second water pipe (18) is wound on the outer surface of the temperature reduction pipe (6).

3. The flue gas purification system of a biomass power plant as claimed in claim 2, wherein the right end of the filter box (7) is fixedly connected with two machine plates (19), two machine plates (19) are respectively provided with a first through hole, a fan (20) is respectively installed inside the first through holes, and the air outlet ends of the two fans (20) are respectively corresponding to the cooling pipe (6).

4. The flue gas purification system of a biomass power plant as claimed in claim 3, wherein a wind shield (21) is fixedly connected to the inner bottom wall of the filter box (7), and the left end of the wind shield (21) is connected with the right end of the filter frame (8) in a vertically sliding manner.

5. The flue gas purification system of the biomass power plant as claimed in claim 4, wherein the bottom end of the filter box (7) is communicated with a dust collection box (22), the dust collection box (23) is connected to the inside of the dust collection box (22) in a sliding and detachable manner, the front end of the dust collection box (23) penetrates through the front side of the dust collection box (22), and the dust collection box (22) is located below the filter rack (8).

6. The flue gas purification system of biomass power plant as claimed in claim 5, wherein two through holes II are opened at the right part of the vibration plate, stabilizer bars (24) are slidably connected inside the two through holes II up and down, and the top ends of the two stabilizer bars (24) are fixedly connected to the bottom end of the filter box (7).

7. The flue gas purification system of biomass power plant according to claim 6, characterized in that the bottom ends of the combustion box (2) and the filtering box (7) are fixedly connected with a bottom plate (26) through a plurality of supporting columns (25).

8. The biomass power plant flue gas purification system according to claim 7, wherein the water tank (16) is communicated with a water inlet pipe (27) and a water outlet pipe (28), the water outlet pipe (28) is provided with a valve, and a plurality of stabilizing blocks (29) are fixedly connected between the water pipe II (18) and the combustion box (2) and the filter box (7).