CN215951382U - Thermal power plant circulating fluidized bed boiler slag discharging device capable of preventing blockage - Google Patents

Thermal power plant circulating fluidized bed boiler slag discharging device capable of preventing blockage Download PDF

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CN215951382U
CN215951382U CN202122296653.7U CN202122296653U CN215951382U CN 215951382 U CN215951382 U CN 215951382U CN 202122296653 U CN202122296653 U CN 202122296653U CN 215951382 U CN215951382 U CN 215951382U
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fluidized bed
slag
rotating shaft
slag discharging
power plant
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王亚星
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Abstract

The utility model discloses a thermal power plant circulating fluidized bed boiler slag discharging device for preventing blockage, which comprises: the fluidized bed combustion chamber acts on and controls fuel to burn under special fluidized state and produce steam, slag discharging mechanism is installed to fluidized bed combustion chamber bottom, and slag discharging mechanism can be used for discharging the waste residue that the burning produced, slag discharging mechanism bottom is connected with row cinder notch. This prevent thermal power plant circulating fluidized bed boiler of jam and arrange sediment device, the motor operation drives the hob through the belt and rotates, the hob rotates and can be with the waste residue to the conveying of slag notch bottom, prevent that the waste residue from causing the jam, when the sound-proof housing drives the rubber pad and moves to slag extractor surface position, spring strip extrusion trip rotates, the trip can be with the rigidity of sound-proof housing like this, the noise that produces when conveniently reducing the motor operation, hydraulic stem produces the pulling force through the second pivot to the access door during operation, the access door receives the pulling force and can rotate, the convenience is overhauld the slag extractor inside.

Description

Thermal power plant circulating fluidized bed boiler slag discharging device capable of preventing blockage
Technical Field
The utility model relates to the technical field of boiler deslagging devices, in particular to a thermal power plant circulating fluidized bed boiler deslagging device capable of preventing blockage.
Background
The circulating fluidized bed boiler adopts a clean coal combustion technology with the highest industrialization degree, adopts fluidized combustion, and mainly comprises a combustion chamber and a circulating return furnace, wherein the combustion chamber can generate waste residues during combustion, and the waste residues are accumulated in the combustion chamber to influence the combustion effect, so that a slag discharging device is required to be used for discharging slag from the combustion chamber;
the continuous and stable biomass circulating fluidized bed boiler deslagging device disclosed in the publication number CN208735625U is provided with an air bubble air bag structure, can perform automatic air blasting dredging under the condition of deslagging blockage, can completely replace manual dredging, ensures the safety of workers, and can form a material sealing structure in the device, so that slag in a slag cooler can be continuously, uniformly and stably discharged, a sufficient cooling effect is achieved, the situations of material channeling, red slag discharge, poor cooling effect and the like of the slag cooler are avoided, and the normal operation of production equipment is ensured;
this prior art solution also presents the following problems when in use:
1. the waste slag is easy to block in the slag discharging mechanism;
2. the motor can generate larger noise when running;
3. the inside of the slag discharging mechanism is inconvenient to overhaul;
improvements are needed to address the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a thermal power plant circulating fluidized bed boiler deslagging device capable of preventing blockage, and aims to solve the problems that the slag is easy to block in a deslagging mechanism, a motor can generate high noise during operation, and the inside of the deslagging mechanism is inconvenient to overhaul.
In order to achieve the purpose, the utility model provides the following technical scheme: a thermal power plant circulating fluidized bed boiler slag discharge device for preventing blockage comprises:
the fluidized bed combustion chamber is used for controlling fuel to be combusted in a special fluidized state to generate steam, a slag discharging mechanism is mounted at the bottom of the fluidized bed combustion chamber and can be used for discharging waste slag generated by combustion, a slag discharging port is connected at the bottom of the slag discharging mechanism, and the waste slag generated by combustion can be discharged through the slag discharging port;
the motor is installed slag extractor's surface, slag extractor is inside to be seted up flutedly, recess internally mounted has the bearing, the inside through connection of bearing has the hob, be connected with the belt between hob and the motor, the hob conveys the inside waste residue of slag extractor downwards.
Preferably, a linkage structure is formed among the motor, the belt and the screw rod, a rotating structure is formed between the screw rod and the bearing, and the belt is driven between the motor and the screw rod.
Preferably, the surface of the motor is sleeved with a sound-proof housing, one side of the sound-proof housing, which is close to the slag discharging mechanism, is connected with a rubber pad, the surface of the slag discharging mechanism is provided with a spring groove, and the rubber pad seals between the slag discharging mechanism and the sound-proof housing.
Preferably, the spring groove is further provided with a first rotating shaft, a clamping hook and a spring strip;
the first rotating shaft is arranged inside the spring groove, a clamping hook is fixedly connected to the surface of the first rotating shaft, and a rotating structure is formed between the clamping hook and the first rotating shaft;
the spring strip is connected between the clamping hook and the spring groove, a telescopic structure is formed between the clamping hook and the spring strip, and the clamping hook rotates to the surface of the sound-proof housing to limit the motion of the sound-proof housing.
Preferably, the access hole has been seted up to slag extractor one side, access hole surface mounting has the hinge, hinge one side is connected with the access door, and constitutes revolution mechanic through the hinge between access door and the access hole, and the access hole can conveniently overhaul the inside of slag extractor.
Preferably, the access door is further provided with a second rotating shaft, a hydraulic rod and a third rotating shaft;
the second rotating shaft is arranged on the surface of the access door, the surface of the second rotating shaft is connected with a hydraulic rod, and a telescopic structure is formed between the second rotating shaft and the third rotating shaft through the hydraulic rod;
and the third rotating shaft is arranged between the hydraulic rod and the slag discharging mechanism, a rotating structure is formed between the hydraulic rod and the third rotating shaft, and the hydraulic rod can pull the access door to rotate through the second rotating shaft during operation.
Compared with the prior art, the utility model has the beneficial effects that: this prevent thermal power plant circulating fluidized bed boiler of jam and arrange sediment device, the motor operation can drive the hob through the belt and rotate, the hob rotates and to the conveying of slag notch bottom with the waste residue, prevent that the waste residue from causing the jam, when the sound-proof housing drove the rubber pad and moves to slag extractor surface position, spring strip extrusion trip rotates, the trip can be with the rigidity of sound-proof housing like this, the noise that produces when convenient reduction motor operation, hydraulic stem produces the pulling force through the second pivot to the access door during operation, the access door receives the pulling force and can rotate, the convenience is overhauld the slag extractor inside.
1. Inside circulating fluidized bed boiler burnt waste residue that produces when using fell into slag extractor from the fluidized bed combustor, the waste residue can be piled up in slag extractor's inside, can drive the hob through the belt during operation motor and rotate, the hob can convey the waste residue downwards when the waste residue is inside to rotate, can discharge the waste residue when the hob conveys the waste residue to slag extractor bottom, prevents that the waste residue from piling up in slag extractor inside and causing the jam.
2. Can extrude the trip when the sound-proof housing moves to trip one side, the trip receives the extrusion can rotate and compress the spring strip along first pivot surface, when the sound-proof housing drives the rubber pad and moves to slag extractor surface position, the spring strip extrudees the trip through self elasticity, the trip receives the extrusion can follow first pivot surface antiport, trip antiport can restrict the motion of sound-proof housing to the sound-proof housing surface, can fix the position of sound-proof housing like this, the noise that produces when convenient reduction motor operation.
3. Can contract during the hydraulic stem operation, the hydraulic stem shrink can produce the pulling force to the second pivot, and the second pivot receives the pulling force can produce the effort to the access door, and the access door receives the effort and can rotate along the hinge surface, can expose the access hole when the access door rotates 90, conveniently overhauls the inside of slag extractor.
Drawings
FIG. 1 is a schematic view of a fluidized bed boiler according to the present invention;
FIG. 2 is a schematic front view of the slag discharging mechanism of the present invention;
FIG. 3 is a schematic side view of the slag discharging mechanism of the present invention.
In the figure: 1. a fluidized bed combustion chamber; 2. a slag discharge mechanism; 3. a slag discharge port; 4. a motor; 5. a groove; 6. a bearing; 7. a screw rod; 8. a belt; 9. a sound-proof housing; 10. a rubber pad; 11. a spring slot; 12. a first rotating shaft; 13. a hook is clamped; 14. a spring bar; 15. an access hole; 16. a hinge; 17. an access door; 18. a second rotating shaft; 19. a hydraulic lever; 20. and a third rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a thermal power plant circulating fluidized bed boiler slag discharge device for preventing blockage comprises:
the fluidized bed combustion chamber 1 is used for controlling fuel to be combusted in a special fluidized state to generate steam, a slag discharging mechanism 2 is installed at the bottom of the fluidized bed combustion chamber 1, the slag discharging mechanism 2 can be used for discharging waste slag generated by combustion, a slag discharging port 3 is connected to the bottom of the slag discharging mechanism 2, and the waste slag generated by combustion can be discharged through the slag discharging port 3;
motor 4 installs on the surface of slag extractor 2, and slag extractor 2 is inside to be seted up recess 5, and 5 internally mounted of recess has bearing 6, and 6 inside through connections of bearing have hob 7, are connected with belt 8 between hob 7 and the motor 4, and hob 7 conveys the inside waste residue of slag extractor 2 downwards.
A linkage structure is formed among the motor 4, the belt 8 and the screw rod 7, a rotating structure is formed between the screw rod 7 and the bearing 6, and the belt 8 is driven between the motor 4 and the screw rod 7.
It can be known with reference to fig. 3, the waste residue that circulating fluidized bed boiler burning produced when using falls into slag extractor 2 inside from fluidized bed combustion chamber 1, the waste residue can be piled up in slag extractor 2's inside, can drive hob 7 through belt 8 during operation motor 4 and rotate, hob 7 can convey the waste residue downwards when the waste residue is inside to rotate, can discharge the waste residue when hob 7 conveys the waste residue to 3 bottoms of slag discharge opening, prevent that the waste residue from piling up in slag extractor 2 inside and causing the jam.
The surface of the motor 4 is sleeved with a sound-proof cover 9, one side of the sound-proof cover 9 close to the slag discharging mechanism 2 is connected with a rubber pad 10, the surface of the slag discharging mechanism 2 is provided with a spring groove 11, and the rubber pad 10 seals between the slag discharging mechanism 2 and the sound-proof cover 9.
Spring pocket 11 still is provided with first pivot 12, trip 13 and spring bar 14, and first pivot 12 is installed in the inside of spring pocket 11, and first pivot 12 fixed surface is connected with trip 13, and constitutes revolution mechanic between trip 13 and the first pivot 12, and spring bar 14 connects between trip 13 and spring pocket 11, and constitutes extending structure between trip 13 and the spring bar 14, and trip 13 rotates to the motion that sound-proof housing 9 can restrict sound-proof housing 9 in the surface.
It can be known with reference to fig. 3, sound-proof housing 9 can extrude trip 13 when moving to trip 13 one side, trip 13 receives the extrusion and can follow first pivot 12 surface rotations and compress spring strip 14, when sound-proof housing 9 drives rubber pad 10 and moves to 2 surface positions of slag extractor mechanism, spring strip 14 extrudes trip 13 through self elasticity, trip 13 receives the extrusion and can follow first pivot 12 surface antiport, trip 13 antiport can restrict the motion of sound-proof housing 9 to sound-proof housing 9 surface, can fix the position of sound-proof housing 9 like this, the noise that produces when conveniently reducing motor 4 operation.
Access hole 15 has been seted up to slag extractor 2 one side, and access hole 15 surface mounting has hinge 16, and hinge 16 one side is connected with access door 17, and constitutes revolution mechanic through hinge 16 between access door 17 and the access hole 15, and access hole 15 can conveniently overhaul 2 inside slag extractor.
The access door 17 is further provided with a second rotating shaft 18, a hydraulic rod 19 and a third rotating shaft 20, the second rotating shaft 18 is installed on the surface of the access door 17, the surface of the second rotating shaft 18 is connected with the hydraulic rod 19, a telescopic structure is formed between the second rotating shaft 18 and the third rotating shaft 20 through the hydraulic rod 19, the third rotating shaft 20 is installed between the hydraulic rod 19 and the slag discharging mechanism 2, a rotating structure is formed between the hydraulic rod 19 and the third rotating shaft 20, and the hydraulic rod 19 can pull the access door 17 to rotate through the second rotating shaft 18 during operation.
Referring to fig. 2, when the hydraulic rod 19 is operated, the hydraulic rod 19 can be retracted to generate a pulling force on the second rotating shaft 18, the second rotating shaft 18 can generate an acting force on the access door 17, the access door 17 can rotate along the surface of the hinge 16 under the action of the pulling force, and when the access door 17 rotates by 90 degrees, the access opening 15 can be exposed, so that the inside of the slag discharge mechanism 2 can be conveniently overhauled.
The working principle is as follows: when the slag discharging device of the circulating fluidized bed boiler of the thermal power plant for preventing blockage is used, firstly, the slag discharging device of the circulating fluidized bed boiler of the thermal power plant for preventing blockage needs to be simply known, waste slag generated by combustion falls into the slag discharging mechanism 2 from the fluidized bed combustion chamber 1, the waste slag is accumulated in the slag discharging mechanism 2, the screw rod 7 can be driven by the belt 8 to rotate when the motor 4 is operated, the waste slag can be conveyed downwards when the screw rod 7 rotates in the waste slag, the waste slag can be discharged when the screw rod 7 conveys the waste slag to the bottom of the slag discharging port 3, the snap hook 13 can be extruded to rotate and compress the spring strip 14 when the sound-proof cover 9 moves to one side of the snap hook 13, when the rubber gasket 10 is driven by the sound-proof cover 9 to move to the surface position of the slag discharging mechanism 2, the spring strip 14 is extruded to rotate reversely by the elasticity of the snap hook 13, and the movement of the sound-proof cover 9 can be limited when the snap hook 13 rotates reversely to the surface of the sound-proof cover 9, therefore, the position of the sound-proof cover 9 can be fixed, the hydraulic rod 19 can generate pulling force to the second rotating shaft 18 through contraction during operation, the second rotating shaft 18 can generate acting force to the access door 17 due to the pulling force, the access door 17 can rotate along the surface of the hinge 16 due to the acting force, and the interior of the slag discharging mechanism 2 can be overhauled when the access door 17 rotates for 90 degrees, so that the slag discharging device of the circulating fluidized bed boiler in the thermal power plant for preventing blockage is characterized, and the content which is not described in detail in the description belongs to the prior art which is known by the technical personnel in the field.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a thermal power plant circulating fluidized bed boiler row's sediment device of preventing jam which characterized in that includes:
the device comprises a fluidized bed combustion chamber (1), wherein a slag discharging mechanism (2) is arranged at the bottom of the fluidized bed combustion chamber (1), and the bottom of the slag discharging mechanism (2) is connected with a slag discharging port (3);
motor (4), install the surface of slag extractor (2), recess (5) have been seted up to slag extractor (2) inside, recess (5) internally mounted has bearing (6), bearing (6) inside through connection has hob (7), be connected with belt (8) between hob (7) and motor (4).
2. The thermal power plant circulating fluidized bed boiler deslagging apparatus for preventing clogging according to claim 1, wherein: a linkage structure is formed among the motor (4), the belt (8) and the screw rod (7), and a rotating structure is formed between the screw rod (7) and the bearing (6).
3. The thermal power plant circulating fluidized bed boiler deslagging apparatus for preventing clogging according to claim 1, wherein: the surface of the motor (4) is sleeved with a sound-proof cover (9), one side of the sound-proof cover (9) close to the slag discharging mechanism (2) is connected with a rubber pad (10), and the surface of the slag discharging mechanism (2) is provided with a spring groove (11).
4. The thermal power plant circulating fluidized bed boiler deslagging apparatus for preventing clogging according to claim 3, wherein: the spring groove (11) is also provided with a first rotating shaft (12), a clamping hook (13) and a spring strip (14);
the first rotating shaft (12) is installed inside the spring groove (11), a clamping hook (13) is fixedly connected to the surface of the first rotating shaft (12), and a rotating structure is formed between the clamping hook (13) and the first rotating shaft (12);
and the spring strip (14) is connected between the clamping hook (13) and the spring groove (11), and a telescopic structure is formed between the clamping hook (13) and the spring strip (14).
5. The thermal power plant circulating fluidized bed boiler deslagging apparatus for preventing clogging according to claim 1, wherein: access hole (15) have been seted up to slag extractor (2) one side, access hole (15) surface mounting has hinge (16), hinge (16) one side is connected with access door (17), and constitutes revolution mechanic through hinge (16) between access door (17) and access hole (15).
6. The thermal power plant circulating fluidized bed boiler deslagging apparatus for preventing clogging according to claim 5, wherein: the access door (17) is also provided with a second rotating shaft (18), a hydraulic rod (19) and a third rotating shaft (20);
the second rotating shaft (18) is installed on the surface of the access door (17), the surface of the second rotating shaft (18) is connected with a hydraulic rod (19), and a telescopic structure is formed between the second rotating shaft (18) and the third rotating shaft (20) through the hydraulic rod (19);
and the third rotating shaft (20) is arranged between the hydraulic rod (19) and the slag discharging mechanism (2), and a rotating structure is formed between the hydraulic rod (19) and the third rotating shaft (20).
CN202122296653.7U 2021-09-23 2021-09-23 Thermal power plant circulating fluidized bed boiler slag discharging device capable of preventing blockage Active CN215951382U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122296653.7U CN215951382U (en) 2021-09-23 2021-09-23 Thermal power plant circulating fluidized bed boiler slag discharging device capable of preventing blockage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122296653.7U CN215951382U (en) 2021-09-23 2021-09-23 Thermal power plant circulating fluidized bed boiler slag discharging device capable of preventing blockage

Publications (1)

Publication Number Publication Date
CN215951382U true CN215951382U (en) 2022-03-04

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