CN219624075U - Ash discharging assembly and boiler slag discharging system thereof - Google Patents

Abstract

The utility model relates to the technical field of thermal power generation and related equipment thereof, in particular to an ash discharging component and a boiler slag discharging system thereof, comprising a boiler body; comprises a flue arranged at the top of the outer wall at one side of the flue; and, an adjustment assembly; comprises a hoisting frame and a splitter plate arranged on the inner wall of the hoisting frame; and, a transport assembly; comprises a shell and a feed opening arranged at the edge of one side of the bottom of the shell; and, a dust and soot extraction assembly; including the air compressor machine and through the coupling rather than the first connecting pipe that the end is connected of giving vent to anger, can make the dust dispersion fall to the conveying steel band through utilizing in the adjusting part, can shake down the dust that adheres to on boiler body inner wall simultaneously to and inhale the dust collection incasement to a large amount of dust that produce when will blanking through dust absorption soot blowing subassembly, and utilize the gas after the filtration to blow to the deposition on the conveying steel band, utilize inside negative pressure to take away deposition tiling, avoid pressing to die.

Description

Ash discharging assembly and boiler slag discharging system thereof

Technical Field

The utility model relates to the technical field of thermal power generation and related equipment thereof, in particular to an ash discharging component and a boiler slag discharging system thereof.

Background

The electric power is one of the common energy sources in daily life of people, the main power generation mode in China is mainly thermal power generation, power generation is carried out by combusting coal in a large-scale tower boiler in a productive mode, a large amount of ash is produced in the coal combustion process, and the ash discharge device is required to be arranged below the large-scale tower boiler because the combustion energy production work is required to be carried out continuously, so that the ash accumulation is prevented from influencing the equipment use;

however, the existing ash discharging component and the boiler slag discharging system thereof have the following defects in the actual use process: when the boiler slag discharging system is used, ash is conveyed by adopting a bucket elevator or a mode of lifting to the top of a slag warehouse, so that the condition of insufficient output is easy to occur when the ash quantity is large or the ash collapses, the pressure of a slag drier is large, the ash conveying is difficult, the risk is increased for safe and stable operation of equipment, certain difficulty and danger exist for personnel ash removal, a large amount of dust can be generated in the blanking process, the working environment is influenced, and the health of the personnel is threatened; and most of ash discharging components are only used for automatically discharging ash from the boiler, so that when the ash amount is large, ash is easy to be accumulated on a part of the area of the conveying steel belt, the pressure on equipment is increased, the normal use of the equipment is affected, and the efficiency is low.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

In view of the problems that most of the existing ash discharging assemblies only automatically fall ash from a boiler, when the ash amount is large, ash is easy to be accumulated on a part of the area of a conveying steel belt, pressure on equipment is increased, normal use of the equipment is affected, and efficiency is low, the utility model is provided.

Accordingly, the present utility model is directed to an ash discharging assembly and a boiler slag discharging system thereof.

In order to solve the technical problems, the utility model provides the following technical scheme: an ash discharge assembly;

the boiler body comprises a flue arranged at the top of the outer wall at one side of the boiler body;

the adjusting assembly comprises a hoisting frame and a flow dividing plate arranged on the inner wall of the hoisting frame; the method comprises the steps of,

the conveying assembly comprises a shell and a feed opening arranged at the edge of one side of the bottom of the shell.

As a preferred embodiment of the ash discharging assembly of the utility model, wherein: the outer wall of one side of the lifting frame is connected with a first guide plate through a hinge, and connecting rods are welded at the front end and the rear end of one side of the top of the first guide plate.

As a preferred embodiment of the ash discharging assembly of the utility model, wherein: the top of second guide plate is provided with the curb plate both ends all around one side, the upper surface central point of curb plate puts and is connected with the bumper shock absorber through the hinge, the outer cover of the outer wall of bumper shock absorber is equipped with the extension spring, the bottom central point of hoist and mount frame puts and installs first motor.

As a preferred embodiment of the ash discharging assembly of the utility model, wherein: an elliptical convex plate is arranged on an output shaft of the first motor, a bottom plate is arranged at the top of the elliptical convex plate, and an impact column is welded at the center of the upper surface of the bottom plate.

As a preferred embodiment of the ash discharging assembly of the utility model, wherein: the blanking mouth has been seted up to top one side of shell, all welded the baffle in three directions in the outside of blanking mouth, the second motor is installed to front end terminal surface one side of shell, the output shaft of second motor passes through the shaft coupling and is connected with the pivot.

As a preferred embodiment of the ash discharging assembly of the utility model, wherein: the other end of the rotating shaft penetrates through a bearing on the front end face of the shell and is connected with a bearing on the rear end face of the inside of the shell, a driving roller is sleeved outside the outer wall of the rotating shaft, a conveying steel belt is sleeved outside the outer wall of the driving roller, and an auxiliary roller is arranged on the other side of the inside of the conveying steel belt.

The ash discharging assembly has the beneficial effects that: through first guide plate and the second guide plate in the adjusting part, can make the dust dispersion fall on the conveying steel band, reduce the dust and pile up too much, inhomogeneous probability on the conveying steel band, utilize first motor drive striking post to do reciprocating extension shrink motion simultaneously to can strike the bottom of boiler body, can shake down the dust of attaching on the boiler body inner wall simultaneously with the discharge of dust.

In view of the problems that when the existing boiler slag discharging system is used, ash is conveyed by adopting a bucket elevator or a mode of lifting to the top of a slag warehouse, so that insufficient output is easy to occur when the ash quantity is large or ash collapses, the pressure of a slag drying machine is large, the ash conveying is difficult, risks are increased for safe and stable operation of equipment, certain difficulties and risks exist for personnel ash removal, a large amount of dust is generated in the blanking process, the working environment is affected, and the health of the personnel is threatened.

In order to solve the technical problems, the utility model provides the following technical scheme: comprises an ash discharging component; the method comprises the steps of,

the dust collection and soot blowing component comprises an air compressor and a first connecting pipe connected with an air outlet end of the air compressor through a pipe joint.

As a preferable scheme of the boiler slag discharging system, the utility model comprises the following steps: the other end of the first connecting pipe is connected with the shunt pipe through a pipe joint, spray pipes are uniformly arranged at intervals on the outer side of the outer wall of the shunt pipe, and nozzles are arranged at the front end and the rear end of the inner side wall of the spray pipes.

As a preferable scheme of the boiler slag discharging system, the utility model comprises the following steps: the air inlet end of the air compressor is connected with the air outlet pipe through the second connecting pipe, the other end of the air outlet pipe is arranged at the bottom of one side outer wall of the dust collection box, and the filter screen is uniformly arranged in the dust collection box at intervals from top to bottom.

As a preferable scheme of the boiler slag discharging system, the utility model comprises the following steps: the dust collection device is characterized in that an air inlet pipe is arranged at the center of the top of the dust collection box, the other end of the air inlet pipe is connected with a third connecting pipe through a pipe joint, and the other end of the third connecting pipe is connected with a dust collection cover through a pipe joint.

The utility model has the other beneficial effects that: a large amount of dust generated when the blanking port is blanked is firstly sucked into the dust collection box through the dust collection and soot blowing component, then the gas without dust is discharged through the filtration of the filter screen, and the gas is blown onto the conveying steel belt, the accumulated dust on the conveying steel belt is blown by utilizing compressed air, and the accumulated dust is tiled or taken away by utilizing internal negative pressure, so that the pressing is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a schematic diagram of the overall structure of an ash discharging assembly and a boiler slag discharging system thereof according to the present utility model.

Fig. 2 is a schematic structural diagram of an adjusting assembly according to the present utility model.

Fig. 3 is a schematic diagram of a second structure of the adjusting assembly according to the present utility model.

Fig. 4 is a disassembled view of the transport assembly according to the present utility model.

FIG. 5 is a schematic view of the dust collection and soot blowing assembly of the present utility model.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Example 1

Referring to fig. 1 to 3, a first embodiment of the present utility model provides an ash discharging assembly, in which a boiler body 100 discharges smoke generated during combustion through a flue 101 provided at the top of an outer wall; and an adjusting assembly 200 at the bottom thereof, the adjusting assembly 200 comprising a lifting frame 201, and a first guide plate 202 and a second guide plate 203, both outer walls of which are respectively connected through hinges, wherein ash can be dispersed and discharged through the first guide plate 202 and the second guide plate 203, and the pressure on the conveying steel belt 303 is reduced.

Specifically, the inside bottom of hoist and mount frame 201 is provided with flow distribution plate 201a, both ends all are connected with the bottom of boiler body 100 through connecting rod 202a around the top of first guide plate 202, both ends all are welded curb plate 203a around the top of second guide plate 203, and the upper surface of curb plate 203a passes through hinge and shock absorber 203b swing joint, and the top of shock absorber 203b passes through hinge and boiler body 100 bottom swing joint, the outer cover of the outer wall of shock absorber 203b is equipped with extension spring 203c, and extension spring 203 c's top and bottom set up respectively on the surface of boiler body 100 and curb plate 203a, first motor 204 is installed to hoist and mount frame 201's bottom one side, install oval flange 204a on the output shaft of first motor 204, be provided with bottom plate 204b directly over oval flange 204a, the upper surface central point of bottom plate 204b puts and welds impact post 204c, the top of impact post 204c runs through the through-hole in proper order hoist and mount frame 201 and flow distribution plate 201a bottom.

Further, the top of the lifting frame 201 is mounted at the bottom of the boiler body 100, the cross section of the flow dividing plate 201a is triangular, dust can flow to two sides conveniently, the second guide plate 203 can be driven to do circular arc movement under the action of the elastic performance of the tension spring 203c, the inclination of the first guide plate 202 is certain and cannot be changed, the shock absorber 203b can play a role in shock absorption, the tension to the second guide plate 203 can be increased, and the damage to the tension spring 203c caused by the fact that the falling ash weight is large is avoided.

The operation process comprises the following steps: when a worker uses the boiler body 100, the inside of the boiler body 100 burns to generate a large amount of dust while the boiler body 100 is operated, and the dust falls down through the bottom of the boiler body 100 and flows to both sides by the diverting plate 201a and falls onto the first and second guide plates 202 and 203, and since the first and second guide plates 202 and 203 are inclined at a certain angle, the dust falls down onto the underlying conveyor belt 303 by the guiding action of the first and second guide plates 202 and 203, and since the outside of the second guide plate 203 is connected with the outer wall of the boiler body 100 through the damper 203b and the tension spring 203c, when the dust on the surface of the second guide plate 203 is excessively accumulated or the dust is excessively large in a single discharging process, the second guide plate 203 is downwardly moved by the gravity of the dust and stretches the dampers 203b and 203c, so that the inclination angle of the second guide plate 203 is increased, the outflow of dust is quickened, the dust on the surface of the second guide plate 203 is reduced along with the reduction of the dust on the surface of the second guide plate 203, the second guide plate 203 is pulled again under the action of the elastic performance of the shock absorber 203b and the tension spring 203c, the second guide plate 203 moves in an arc shape to return to the initial position, so that the dust can be scattered and falls on the conveying steel belt 303, the probability of excessive and uneven dust accumulation on the conveying steel belt 303 is reduced, meanwhile, in the dust discharging process, the first motor 204 is started, the output shaft of the first motor 204 rotates to drive the elliptical convex plate 204a to rotate, as the elliptical convex plate 204a is provided with bulges on the outer walls on two sides, the bottom plate 204b positioned above is continuously pushed when the elliptical convex plate 204a rotates, the bottom plate 204b is stressed to drive the impact column 204c on the upper surface to move, the impact column 204c moves in a reciprocating extension and contraction mode, the bottom of the boiler body 100 can be impacted, and at the same time, dust adhering to the inner wall of the boiler body 100 can be shaken down.

Example 2

Referring to fig. 4, this embodiment differs from the first embodiment in that: the ash conveying structure is provided, the conveying assembly 300 is additionally arranged, and ash is conveyed by the rotatable conveying steel belt 303, so that the conveying efficiency is high.

Specifically, both sides of the inner horizontal section of the conveying steel belt 303 are provided with auxiliary rollers 303a, the other side of the inner ascending section of the conveying steel belt 303 is provided with a driving roller 302b, a rotating shaft 302a is installed on the inner wall of the driving roller 302b, one end of the rotating shaft 302a penetrates through the driving roller 302b and a bearing on the end face of the shell 301 and is connected with an output shaft of the second motor 302 through a coupler, a blanking opening 301a is formed in one side of the top of the horizontal section of the shell 301, a blanking opening 301b is formed in the edge of one side of the bottom of the ascending section of the shell 301, and a baffle 301c is welded to the front end, the left side and the right side of the blanking opening 301 b.

The rest of the structure is the same as in embodiment 1.

The operation process comprises the following steps: before dust falls onto the conveying steel belt 303, the second motor 302 is started, the output shaft of the second motor 302 rotates to drive the rotating shaft 302a to rotate through the coupler, the rotating shaft 302a rotates to drive the driving roller 302b on the outer wall of the rotating shaft to rotate, and the conveying steel belt 303 is driven to rotate and transport under the auxiliary action of the auxiliary roller 303a, so that the fallen dust can be conveyed.

Example 3

Referring to fig. 5, this embodiment differs from the above embodiment in that: a dust and soot suction and blowing assembly 400 is provided, which can spread or take away deposited soot, and the dust and soot suction and blowing assembly 400 sucks external air through an air compressor 401 and then ejects the air onto the conveying steel belt 303 through a plurality of nozzles 402b, so that the pressure of the conveying steel belt 303 is reduced.

Specifically, the top of the nozzle 402b penetrates through the housing 301 and is connected with the nozzle 402a through a pipe joint, the other end of the nozzle 402a is arranged on the shunt tube 402, the air inlet end of the shunt tube 402 is connected with the first connecting tube 401a through a pipe joint, the other end of the first connecting tube 401a is connected with the air outlet end of the air compressor 401 through a pipe joint, a dust collection box 403 is arranged on one side of the air compressor 401, an air outlet tube 403a is arranged at the bottom of the outer wall of one side of the dust collection box 403, the other end of the air outlet tube 403a is connected with the second connecting tube 403b through a pipe joint, the other end of the second connecting tube 403b is connected with the air compressor 401 through a pipe joint, an air inlet tube 403c is arranged at the center of the upper surface of the dust collection box 403, the other end of the air inlet tube 403c is connected with a third connecting tube 403d through a pipe joint, the other end of the third connecting tube 403d is connected with the dust collection cover 405 through a pipe joint, and a filter screen 404 is uniformly arranged in the dust collection box 403 from top to bottom at intervals.

Further, the outer horizontal section and the rising section of the casing 301 are provided with compressed air nozzles 402b at 10M positions at intervals of 2M, 6 rows of two nozzles are arranged, each row is provided with two nozzles 402b which are equal in width with a chain, 300mm is inserted into the slope of the inward vertical rising section, 12 compressed air nozzles 402b are matched with 12 electromagnetic valves, the rear end face of the dust collection box 403 is provided with an access door, dust generated during blanking can be sucked into the dust collection box 403 by utilizing the dust collection cover 405, sucked air is filtered under the action of the multi-layer filter screen 404, dust is filtered out, and air without dust is discharged and blown to accumulated dust on the conveying steel belt 303.

The operation process comprises the following steps: the boiler body 100 generates a great amount of dust during blanking, at this time, the air compressor 401 is started, the air in the dust box 403 is sucked out through the air outlet pipe 403a and the second connecting pipe 403b by the pressure generated by the operation of the air compressor 401, and the external air is sucked in through the dust hood 405 at this time due to the reduced air pressure in the dust box 403, and the dust generated during blanking can be sucked in through the third connecting pipe 403d and the air inlet pipe 403c and enter the dust box 403 through the third connecting pipe 403d, and the air filtered by the multi-layer filter screen 404 is discharged again through the air outlet pipe 403a and the second connecting pipe 403b, and the dust is transported on the conveying steel belt 303 and firstly passes through the horizontal section, then the filtered dust-free gas is pumped in by the air compressor 401 through the ascending section and then enters the shunt tube 402 through the first connecting tube 401a, and enters a row of spray pipes 402a arranged at intervals of two meters under the shunt effect of the shunt tube 402, each row is provided with two groups of spray pipes 402a, the spray pipes 402b are controlled by an electromagnetic valve on each independent spray pipe 402a to blow air to the conveying steel belt 303, the accumulated dust on the conveying steel belt 303 is blown by compressed air, the accumulated dust is paved or taken away by utilizing internal negative pressure, and the pressure is avoided, so that the accumulated dust can be paved and taken away while dust generated during blanking is treated.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. An ash discharge assembly, characterized in that: comprising the steps of (a) a step of,

a boiler body (100), the boiler body (100) comprising a flue (101) arranged at the top of one side outer wall thereof;

an adjusting assembly (200), the adjusting assembly (200) comprising a lifting frame (201) and a flow dividing plate (201 a) arranged on the inner wall thereof;

the conveying assembly (300), the conveying assembly (300) comprises a shell (301) and a blanking opening (301 a) arranged at the edge of one side of the bottom of the shell.

2. An ash discharge assembly as defined in claim 1, wherein: the outer wall of one side of the lifting frame (201) is connected with a first guide plate (202) through a hinge, connecting rods (202 a) are welded at the front end and the rear end of one side of the top of the first guide plate (202), and the outer wall of the other side of the lifting frame (201) is connected with a second guide plate (203) through a hinge.

3. An ash discharge assembly as defined in claim 2, wherein: both ends all are provided with curb plate (203 a) around the top one side of second guide plate (203), the upper surface central point of curb plate (203 a) puts and is connected with bumper shock absorber (203 b) through the hinge, the outer cover of the outer wall of bumper shock absorber (203 b) is equipped with extension spring (203 c), first motor (204) are installed to the bottom central point of hoist and mount frame (201).

4. A dust extraction assembly according to claim 3, wherein: an elliptical convex plate (204 a) is arranged on an output shaft of the first motor (204), a bottom plate (204 b) is arranged at the top of the elliptical convex plate (204 a), and an impact column (204 c) is welded at the center of the upper surface of the bottom plate (204 b).

5. An ash discharge assembly as defined in claim 1, wherein: a blanking port (301 b) is formed in one side of the top of the shell (301), a baffle (301 c) is welded on the outer side of the blanking port (301 b) in three directions, a second motor (302) is mounted on one side of the front end face of the shell (301), and an output shaft of the second motor (302) is connected with a rotating shaft (302 a) through a coupler.

6. An ash discharge assembly as defined in claim 5 wherein: the other end of the rotating shaft (302 a) penetrates through a bearing on the front end face of the shell (301) and is connected with a bearing on the rear end face of the inside of the shell (301), a driving roller (302 b) is sleeved outside the outer wall of the rotating shaft (302 a), a conveying steel belt (303) is sleeved outside the outer wall of the driving roller (302 b), and an auxiliary roller (303 a) is arranged on the other side of the inside of the conveying steel belt (303).

7. Boiler slag discharging system, its characterized in that: comprising an ash discharge assembly according to any of claims 1-6; also included is a method of manufacturing a semiconductor device,

the dust-absorbing and soot-blowing component (400), wherein the dust-absorbing and soot-blowing component (400) comprises an air compressor (401) and a first connecting pipe (401 a) connected with an air outlet end of the air compressor through a pipe joint.

8. The boiler slag removal system of claim 7, wherein: the other end of the first connecting pipe (401 a) is connected with the shunt pipe (402) through a pipe joint, spray pipes (402 a) are uniformly arranged on the outer side of the outer wall of the shunt pipe (402) at intervals, and nozzles (402 b) are arranged at the front end and the rear end of the inner side wall of each spray pipe (402 a).

9. The boiler slag removal system of claim 8, wherein: the air inlet end of the air compressor (401) is connected with an air outlet pipe (403 a) through a second connecting pipe (403 b), the other end of the air outlet pipe (403 a) is arranged at the bottom of one side outer wall of the dust collection box (403), and a filter screen (404) is uniformly arranged in the dust collection box (403) at intervals from top to bottom.

10. The boiler slag removal system of claim 9, wherein: an air inlet pipe (403 c) is arranged at the center of the top of the dust collection box (403), the other end of the air inlet pipe (403 c) is connected with a third connecting pipe (403 d) through a pipe joint, and the other end of the third connecting pipe (403 d) is connected with a dust hood (405) through a pipe joint.