Ash removal device for thermal power plant boiler

Abstract

The utility model relates to the technical field of ash removal equipment, in particular to an ash removal device for a thermal power plant boiler, which comprises a chassis, a collecting disc is mounted at the top of the chassis, a top plate is connected to the top of the chassis through a fixing frame, an electric telescopic rod is mounted at the bottom of the top plate, and a mounting disc is mounted at the tail end of a piston rod of the electric telescopic rod. The output shaft of the motor can drive the fixing plate to rotate, the fixing plate rotates to drive the first arc-shaped plate and the second arc-shaped plate to rotate, and the first arc-shaped plate rotates to drive the polishing strip to rotate. Soot attached to the boiler bottom of the thermal power plant boiler can be ground and removed through friction generated between the grinding strips and the boiler bottom of the thermal power plant boiler when the grinding strips rotate, the soot attached to the boiler bottom of the thermal power plant boiler can be ground and removed, and the situation that the soot is attached to the boiler bottom of the thermal power plant boiler and influences the heating efficiency of the thermal power plant boiler is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a dust cleaning equipment technical field especially relates to a dust cleaning device for boiler of thermal power plant. BACKGROUND

[0002] Thermal power plant refers to the thermal power plant that uses the steam extraction or exhaust steam of steam turbine to supply heat for users while generating electricity, and its main working principle is to use the hot water after generating electricity in thermal power plant to supply heat after re-heating.

[0003] The working principle of boiler of thermal power plant is that the chemical energy of fuel is converted into internal energy of water vapor through fuel combustion, which is similar to the principle of the stove used in daily cooking, and the water in the pipeline is heated by fuel to become saturated steam first, and then becomes superheated steam through a superheater, and the outlet temperature is controlled through a desuperheater, and then enters the steam turbine generator set to generate electricity or supply heat; the boiler is a combustion system, and its task is to make the fuel burn well in the furnace to release heat; when the boiler of thermal power plant is used, the heating surface of the bottom of the boiler of thermal power plant is in contact with the flame of the fuel, and a large amount of soot is generated, and the soot attached to the bottom of the boiler of thermal power plant will affect the heating effect of the boiler of thermal power plant, therefore, in order to solve such problems, a dust cleaning device for boiler of thermal power plant is provided. SUMMARY

[0004] The utility model discloses a dust cleaning device for boiler of thermal power plant to solve the technical problems in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A dust cleaning device for boiler of thermal power plant, including the chassis, the collecting tray is installed at the top of the chassis, the top of the chassis is connected with the top plate through the fixing frame, the electric telescopic handle is installed at the bottom of the top plate, the piston rod end of the electric telescopic handle is installed with the mounting disc, the fixed plate is rotatably installed at the bottom of the mounting disc, the first arc plate and the second arc plate are symmetrically installed at the bottom of the fixed plate, the first arc plate and the second arc plate are located above the collecting tray, the first arc plate is installed with the arc polishing strip that cooperates with the shape of the bottom of the boiler at the bottom, the second arc plate is installed with the arc sponge strip that cooperates with the shape of the bottom of the boiler at the bottom.

[0007] Preferably, the second arc plate is installed with the water tank at the top, the water tank is connected with the conveying pipe, the conveying pipe is inserted into the sponge strip, and the water pump is installed in the conveying pipe.

[0008] Preferably, the electric motor is installed at the bottom of the mounting disc, and the output shaft of the electric motor is connected with the fixed plate.

[0009] Preferably, the piston rod end of the electric telescopic handle is installed with the reinforcing block, and the reinforcing block is installed at the top of the mounting disc.

[0010] Preferably, the top of the mounting disc is provided with a sliding rod, the top of the top plate is provided with a through hole, and a sliding sleeve is mounted in the through hole.

[0011] Preferably, the top end of the sliding rod is provided with a limiting block, and the limiting block is located above the top plate.

[0012] Preferably, the top of the bottom disc is annularly provided with a plurality of mounting holes, and the first arc-shaped plate and the second arc-shaped plate are located in the collecting disc.

[0013] Preferably, the bottom end of the fixing frame is mounted on the top of the bottom disc, and the top end of the fixing frame is mounted on the side of the top plate.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1: the output shaft of the motor in the utility model can drive the fixed plate to rotate, the fixed plate can drive the first arc-shaped plate and the second arc-shaped plate to rotate, the first arc-shaped plate can drive the polishing strip to rotate, the polishing strip is in contact with the bottom of the boiler of the thermal power plant, the polishing strip can be used to polish and remove the soot attached to the bottom of the boiler of the thermal power plant by generating friction between the polishing strip and the bottom of the boiler of the thermal power plant when the polishing strip rotates, the soot attached to the bottom of the boiler of the thermal power plant can be polished and removed, and the soot attached to the bottom of the boiler of the thermal power plant can be avoided to affect the heating efficiency of the boiler of the thermal power plant.

[0016] 2: the second arc-shaped plate in the utility model can drive the wiping sponge strip to rotate, the wiping sponge strip is in contact with the bottom of the boiler of the thermal power plant, the wiping sponge strip can wipe the soot polished by the polishing strip when the wiping sponge strip rotates, the soot polished by the polishing strip can be wiped and removed from the bottom of the boiler of the thermal power plant, the cleanness of the bottom of the boiler of the thermal power plant is ensured, and the water pump is started at the same time, the water pump can pump the water in the water tank into the conveying pipe, the water in the conveying pipe can enter the wiping sponge strip, the water in the wiping sponge strip is absorbed by the wiping sponge strip, the wiping sponge strip with water can dip and wipe the bottom of the boiler of the thermal power plant, and then the soot attached to the bottom of the boiler of the thermal power plant and polished by the polishing strip can be wiped and removed, and the cleaning effect of the bottom of the boiler of the thermal power plant is further improved, and the cleanness of the bottom of the boiler of the thermal power plant is ensured. DRAWINGS

[0017] Figure 1 It is a first view structure schematic drawing of the ash removal device for the boiler of the thermal power plant.

[0018] Figure 2 It is a second view structure schematic drawing of the ash removal device for the boiler of the thermal power plant.

[0019] Figure 3The utility model provides a kind of top plate and electric telescopic link's connection schematic diagram of ash removal device for boiler of thermal power plant is proposed for the utility model.

[0020] Figure 4 The utility model provides a kind of installation disc and motor's connection schematic diagram of ash removal device for boiler of thermal power plant is proposed for the utility model.

[0021] In the drawing: 1, bottom disc;2, mounting hole;3, collection tray;4, fixed frame;5, top plate;6, electric telescopic link;7, installation disc;8, motor;9, fixed plate;10, first arc plate;11, second arc plate;12, polishing strip;13, water tank;14, sliding sleeve;15, sliding rod;16, limit block;17, reinforcing block;18, delivery pipe;19, water pump;20, wiping sponge strip. Specific implementation

[0022] The technical scheme in the embodiments of the utility model will be apparently and completely described below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0023] Reference Figures 1-4 An ash removal device for boiler of thermal power plant, including bottom disc 1, the top of bottom disc 1 is installed with collection tray 3, the top of bottom disc 1 is connected with top plate 5 by fixed frame 4, the bottom of top plate 5 is installed with electric telescopic link 6, the piston rod end of electric telescopic link 6 is installed with installation disc 7, installation disc 7 bottom is rotatably installed with fixed plate 9, fixed plate 9 bottom is symmetrically installed with first arc plate 10 and second arc plate 11, first arc plate 10 and second arc plate 11 are located above collection tray 3, the bottom of first arc plate 10 is installed with the arc-shaped polishing strip 12 matched with the shape of the bottom of boiler, the bottom of second arc plate 11 is installed with the arc-shaped wiping sponge strip 20 matched with the shape of the bottom of boiler.

[0024] As a kind of technical optimization scheme of the utility model, water tank 13 is installed at the top of second arc plate 11, water tank 13 is communicated with delivery pipe 18, delivery pipe 18 end is inserted into wiping sponge strip 20, water pump 19 is installed in delivery pipe 18.

[0025] As a kind of technical optimization scheme of the utility model, installation disc 7 bottom is installed with motor 8, the output shaft of motor 8 is connected with fixed plate 9, the output shaft of motor 8 can conveniently drive fixed plate 9 to rotate.

[0026] As a kind of technical optimization scheme of the utility model, the piston rod end of electric telescopic link 6 is installed with reinforcing block 17, reinforcing block 17 is installed at the top of installation disc 7, reinforcing block 17 can increase the connecting strength between the piston rod of electric telescopic link 6 and installation disc 7.

[0027] As a technical optimization scheme of the utility model, the top of the mounting disc 7 is provided with a slide rod 15, the top of the top plate 5 is provided with a through hole, a slide sleeve 14 is installed in the through hole, the slide rod 15 is sleeved in the slide sleeve 14, and the slide rod 15 and the slide sleeve 14 are used in cooperation, so that the guiding for the mounting disc 7 during the up-down movement is provided, and the stability of the mounting disc 7 during the up-down movement is improved.

[0028] As a technical optimization scheme of the utility model, the top end of the slide rod 15 is provided with a limiting block 16, and the limiting block 16 is located above the top plate 5.

[0029] As a technical optimization scheme of the utility model, the top of the bottom disc 1 is annularly provided with a plurality of mounting holes 2, and the first arc-shaped plate 10 and the second arc-shaped plate 11 are located in the collecting disc 3.

[0030] As a technical optimization scheme of the utility model, the bottom end of the fixing frame 4 is installed on the top of the bottom disc 1, and the top end of the fixing frame 4 is installed on the side of the top plate 5.

[0031] When the soot on the bottom of the thermal power plant boiler needs to be removed, the thermal power plant boiler to be cleaned is first inverted and placed in the collecting disc 3, so that the bottom of the thermal power plant boiler faces upwards.

[0032] At this time, the electric telescopic rod 6 is started, the piston rod of the electric telescopic rod 6 drives the mounting disc 7 to move downwards, the mounting disc 7 moves downwards to drive the motor 8, the first arc-shaped plate 10 and the second arc-shaped plate 11 to move downwards, and the first arc-shaped plate 10 and the second arc-shaped plate 11 move downwards to drive the polishing strip 12 and the wiping sponge strip 20 to move downwards, and stop until the polishing strip 12 and the wiping sponge strip 20 contact the bottom of the thermal power plant boiler.

[0033] At this time, the motor 8 is started, the output shaft of the motor 8 drives the fixed plate 9 to rotate, the fixed plate 9 rotates to drive the first arc-shaped plate 10 and the second arc-shaped plate 11 to rotate, the first arc-shaped plate 10 rotates to drive the polishing strip 12 to rotate, the polishing strip 12 contacts the bottom of the thermal power plant boiler, and the polishing strip 12 rotates to generate friction with the bottom of the thermal power plant boiler, so that the soot attached to the bottom of the thermal power plant boiler can be polished and removed, the soot attached to the bottom of the thermal power plant boiler can be polished and removed, and the soot attached to the bottom of the thermal power plant boiler can be polished and removed, so that the soot attached to the bottom of the thermal power plant boiler can be polished and removed, and the soot attached to the bottom of the thermal power plant boiler can be polished and removed.

[0034] And the second arc-shaped plate 11 rotates when the fixed plate 9 rotates, and the second arc-shaped plate 11 rotates to drive the wiping sponge strip 20 to rotate. The wiping sponge strip 20 is in contact with the bottom of the boiler of the thermal power plant. When the wiping sponge strip 20 rotates, the soot polished off by the polishing strip 12 can be wiped off, the soot polished off by the polishing strip 12 can be wiped off from the bottom of the boiler of the thermal power plant, the cleanliness of the bottom of the boiler of the thermal power plant is ensured, and the water pump 19 is started at the same time. The water pump 19 draws water in the water tank 13 into the delivery pipe 18. The water in the delivery pipe 18 enters the wiping sponge strip 20. The water in the wiping sponge strip 20 is absorbed by the wiping sponge strip 20. The wiping sponge strip 20 absorbs water and can dip water to wipe the bottom of the boiler of the thermal power plant. In turn, the soot polished off by the polishing strip 12 and attached to the bottom of the boiler of the thermal power plant is wiped off, the cleaning effect of the bottom of the boiler of the thermal power plant is further improved, and the cleanliness of the bottom of the boiler of the thermal power plant is ensured.

[0035] After the soot attached to the bottom of the boiler of the thermal power plant is removed, the electric telescopic rod 6 is started again. The piston rod of the electric telescopic rod 6 drives the mounting disc 7 to move upwards. The mounting disc 7 drives the first arc-shaped plate 10 and the second arc-shaped plate 11 to move upwards. At this time, the thermal power plant boiler collected in the collection disc 3 can be taken out.

[0036] The above is only a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A soot cleaning device for a boiler of a thermal power plant, comprising a base plate (1), characterized in that, The bottom of the first arc-shaped plate 10 is provided with an arc-shaped polishing strip 12 matched with the shape of the bottom of the boiler, and the bottom of the second arc-shaped plate 11 is provided with an arc-shaped wiping sponge strip 20 matched with the shape of the bottom of the boiler.

2. A sootblowing device for a boiler of a thermal power plant according to claim 1, characterized in that, The top of the second arc-shaped plate 11 is provided with a water tank 13, and the water tank 13 is communicated with a conveying pipe 18, the end of the conveying pipe 18 is inserted into the wiping sponge strip 20, and the conveying pipe 18 is provided with a water pump 19.

3. The ash removal device for a boiler of a thermal power plant according to claim 1, characterized in that, The bottom of the mounting disc 7 is provided with a motor 8, and the output shaft of the motor 8 is connected with the fixed plate 9.

4. The ash removal device for a boiler of a thermal power plant according to claim 1, characterized in that, The end of the piston rod of the electric telescopic rod 6 is provided with a reinforcing block 17, and the reinforcing block 17 is arranged on the top of the mounting disc 7.

5. The ash removal device for a boiler of a thermal power plant according to claim 1, characterized in that, The top of the mounting disc 7 is provided with a sliding rod 15, and the top of the top plate 5 is provided with a through hole, and the through hole is provided with a sliding sleeve 14, and the sliding rod 15 is sleeved in the sliding sleeve 14.

6. A sootblowing device for a boiler of a thermal power plant according to claim 5, characterized in that The top of the sliding rod 15 is provided with a limiting block 16, and the limiting block 16 is located above the top plate 5.

7. The ash removal device for a boiler of a thermal power plant according to claim 1, characterized in that, The top of the bottom plate 1 is annularly provided with a plurality of mounting holes 2, and the first arc-shaped plate 10 and the second arc-shaped plate 11 are located in the collecting disc 3.

8. The ash removal device for a boiler of a thermal power plant according to claim 1, characterized in that, The bottom end of the fixed frame 4 is arranged on the top of the bottom plate 1, and the top end of the fixed frame 4 is arranged on the side of the top plate 5.

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