Anti-blocking efficient soot blower nozzle

Abstract

The utility model relates to the technical field of soot blowers, and discloses an anti-blocking efficient soot blower nozzle which comprises a gas pipeline, a filtering assembly is installed on the gas pipeline, and a nozzle body is arranged on the right side of the gas pipeline. The filtering assembly comprises a shell, a mounting groove is formed in the top of the shell, a sealing plate is in bolted connection with the interior of the mounting groove, a sealing gasket is fixedly connected to the bottom of the sealing plate, a sealing block is fixedly connected to the bottom of the sealing plate, and a filtering net is fixedly connected to the right side of the interior of the sealing block; a rotating shaft is rotationally arranged on the left side of the filter screen, and fan blades are fixedly connected to the surface of the rotating shaft. According to the anti-blocking efficient soot blower nozzle, before gas enters the nozzle, the gas is filtered by the filter screen to remove impurities, and when the gas passes through the filter screen, the fan blades rotate under the action of airflow to drive the bristles to clean the surface of the filter screen to prevent blocking, so that the nozzle can be prevented from being blocked during soot blowing, and the soot blowing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a soot blower technical field, concretely is a kind of anti-clogging high-efficiency soot blower spray head. BACKGROUND

[0002] The water-cooled wall of boiler is usually arranged with dozens to hundreds of furnace soot blower, for removing the deposit on water-cooled wall. The furnace soot blower sprays blowing medium through the setting nozzle, in order to make the nozzle obtain highly concentrated jet stream as far as possible, the soot blower nozzle generally adopts the Venturi nozzle of tapering.

[0003] The utility model discloses a new type furnace soot blower spray head, the section of the inner surface of the nozzle of soot blower spray head is designed as flat section near the side of furnace water-cooled wall, blowing medium is sprayed out of nozzle parallel to water-cooled wall wall surface, to reduce excessive harmful blow loss, to avoid the damage to the heating surface of furnace; through the rotation of the spray head driven by the driving device, the soot blowing area can be increased. The utility model is reformed to the soot blower spray head according to the on-site use condition, and the structure is simple, easy to implement, can safely and effectively solve the serious problem that the heating surface of furnace is blown by soot blower, effectively avoid the soot blower blowing the heating surface of furnace water-cooled wall, improve the reliability of boiler operation.

[0004] However, the prior art scheme still has the following deficiencies: when blowing, gas enters the blowing medium inlet pipe, and when dust enters the blowing medium inlet pipe with the gas, the outlet of the spray head is easily blocked, affecting the efficiency of blowing, so an anti-clogging high-efficiency soot blower spray head is urgently needed. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model aims to provide an anti-clogging high-efficiency soot blower spray head to solve the problem of easy blockage of the spray head and affect the efficiency of blowing as mentioned in the background art.

[0006] In order to solve the above technical problems, the utility model provides the following technical scheme: an anti-clogging high-efficiency soot blower spray head, comprising a gas pipeline, a filter assembly is installed on the gas pipeline, and a spray head is arranged on the right side of the gas pipeline.

[0007] The filter assembly comprises a shell, a mounting groove is formed in the top of the shell, a sealing plate is bolted in the mounting groove, a sealing gasket is fixedly connected to the bottom of the sealing plate, a sealing block is fixedly connected to the bottom of the sealing plate, a filter screen is fixedly connected to the right side in the sealing block, a rotating shaft is rotatably arranged on the left side of the filter screen, a fan blade is fixedly connected to the surface of the rotating shaft, and a brush is fixedly connected to the right side of the fan blade.

[0008] The gas pipeline is used for conveying gas for blowing ash, the filtering assembly is installed on the gas pipeline and is used for filtering impurities in the gas, and the spray head is arranged on the right side of the gas pipeline and is used for spraying the filtered gas.

[0009] Preferably, the two ends of the shell are communicated with the gas pipeline respectively, and the bottom of the sealing block is in arc shape.

[0010] Preferably, the shell is internally provided with a slot, and the slot is matched with the filter screen.

[0011] The filtering assembly comprises a shell, the top of the shell is provided with a mounting slot, a sealing plate is bolt-connected in the mounting slot, a sealing gasket and a sealing block are fixedly connected at the bottom of the sealing plate, a filter screen is fixedly connected at the right side in the sealing block, a rotating shaft is rotationally arranged at the left side of the filter screen, a fan blade is fixedly connected to the surface of the rotating shaft, and brush hairs are fixedly connected to the right side of the fan blade.

[0012] Preferably, the right side of the brush hair is in contact with the filter screen, and the fan blade is provided with two.

[0013] Preferably, the left side of the spray head is fixedly connected with a threaded connecting portion, and the threaded connecting portion is in threaded connection with the inner wall of the gas pipeline.

[0014] The left side of the spray head is fixedly connected with a threaded connecting portion, and the threaded connecting portion is in threaded connection with the inner wall of the gas pipeline, so that the spray head is convenient to disassemble and assemble, and the outer side of the spray head is provided with a plurality of spray holes which are uniformly distributed along the axial direction of the spray head.

[0015] Preferably, the outer side of the spray head is provided with a plurality of spray holes, the spray holes are uniformly distributed along the axial direction of the spray head, the diameter of each spray hole gradually decreases, and a conical structure is formed.

[0016] Preferably, the material of the spray head is stainless steel.

[0017] Compared with the prior art, the present application has the following beneficial effects:

[0018] First, the utility model discloses, gas pipeline is used for conveying gas for blowing dirt, filter assembly is installed on the gas pipeline, is used for filtering the impurity in gas, the spray head is set up at the right side of gas pipeline, is used for spraying the gas after filtering, filter assembly includes the casing, the top of casing is seted up with the mounting groove, the bolt connection of mounting groove has the sealing plate, the bottom fixed connection of sealing plate has the sealing washer and the sealing block, the right side fixed connection of sealing block inside has the filter screen, the left side of filter screen is rotatably provided with the pivot, the surface fixed connection of pivot has the fan blade, the right side fixed connection of fan blade has the brush, when gas is before entering the spray head, first passes through the filtration of filter screen, removes the impurity, when gas passes through filter screen, the fan blade is rotated under the action of airflow, drives the brush to clean the filter screen surface, prevents the blockage, and then can avoid the outlet of spray head to be blocked when blowing dirt, improves blowing dirt efficiency.

[0019] Second, the utility model discloses, the left side fixed connection of spray head has the threaded connection part, is connected with the inner wall of gas pipeline thread, is convenient for dismounting, the outside of spray head is equipped with a plurality of injection holes, evenly distributes along the axial direction of spray head, and the diameter of each injection hole gradually reduces, forms the conical structure, helps to improve blowing dirt effect, and the material of spray head is stainless steel, has good corrosion resistance and durability. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0021] Figure 2 It is the front cut structure schematic diagram of gas pipeline and filter assembly of the utility model;

[0022] Figure 3 It is the left cut structure schematic diagram of filter assembly of the utility model;

[0023] Figure 4 It is the top cut structure schematic diagram of filter assembly of the utility model;

[0024] Figure 5 It is the front cut structure schematic diagram of spray head and gas pipeline of the utility model.

[0025] Wherein: 1, gas pipeline;2, spray head;3, casing;4, sealing plate;5, sealing washer;6, sealing block;7, filter screen;8, fan blade;9, brush;10, threaded connection part;11, injection hole. DETAILED DESCRIPTION

[0026] The utility model will be described in further detail below with the combination of drawings.

[0027] Please refer to Figure 1 , Figure 2 , Figure 3 And Figure 4The utility model provides an anti -clogging high -efficient soot blower spray head, including gas pipeline 1, gas pipeline 1 is installed with filter assembly, and the right side of gas pipeline 1 is provided with spray head 2,

[0028] Filter assembly includes the casing 3, and the top of casing 3 is provided with mounting groove, and the bolt connection of mounting groove has sealing plate 4, and the bottom of sealing plate 4 is fixedly connected with sealing pad 5, and the bottom of sealing plate 4 is fixedly connected with sealing block 6, and the right side in sealing block 6 is fixedly connected with filter screen 7, and the left side of filter screen 7 is rotatably provided with pivot, and the surface of pivot is fixedly connected with fan blade 8, and the right side of fan blade 8 is fixedly connected with brush 9.

[0029] The both ends of casing 3 are communicated with gas pipeline 1 respectively, and the bottom of sealing block 6 is arc-shaped.

[0030] The inside of casing 3 is provided with insertion slot, and insertion slot is matched with filter screen 7.

[0031] The right side of brush 9 is in contact with filter screen 7, and fan blade 8 is provided with two.

[0032] Through the above technical scheme, gas pipeline 1 is used to transport the gas for blowing dirt, filter assembly is installed on gas pipeline 1 and is used to filter the impurities in the gas, spray head 2 is arranged at the right side of gas pipeline 1 and is used to spray the filtered gas, filter assembly includes casing 3, the top of casing 3 is provided with mounting groove, the bolt connection of mounting groove has sealing plate 4, the bottom of sealing plate 4 is fixedly connected with sealing pad 5 and sealing block 6, the right side in sealing block 6 is fixedly connected with filter screen 7, the left side of filter screen 7 is rotatably provided with pivot, the surface of pivot is fixedly connected with fan blade 8, and the right side of fan blade 8 is fixedly connected with brush 9, when the gas enters spray head 2, first passes through the filtration of filter screen 7 and removes the impurities, when the gas passes through filter screen 7, fan blade 8 is rotated under the action of airflow and drives brush 9 to clean the surface of filter screen 7, to prevent blockage, and then the outlet of spray head 2 can be prevented from being blocked when blowing dirt, and the blowing efficiency is improved.

[0033] Please refer to Figure 1 And Figure 5 The utility model provides an anti -clogging high -efficient soot blower spray head, and the left side of spray head 2 is fixedly connected with threaded connection part 10, and threaded connection part 10 is connected with the inner wall of gas pipeline 1 in screw thread.

[0034] The outside of spray head 2 is equipped with a plurality of injection holes 11, and the injection holes 11 are evenly distributed along the axial direction of spray head 2, and the diameter of each injection hole 11 gradually decreases to form a conical structure.

[0035] The material of spray head 2 is stainless steel.

[0036] Through the above technical scheme, the left side of the spray head 2 is fixedly connected with the threaded connection part 10, which is in threaded connection with the inner wall of the gas pipeline 1, facilitating disassembly and assembly, the outer side of the spray head 2 is provided with a plurality of spray holes 11, which are uniformly distributed along the axial direction of the spray head 2, the diameter of each spray hole 11 gradually decreases to form a conical structure, which helps to improve the soot blowing effect, and the material of the spray head 2 is stainless steel, which has good corrosion resistance and durability.

[0037] Although the specific embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the specific embodiments can be changed, modified, replaced and varied in many ways without departing from the principles and spirit thereof, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A clog-resistant, high-efficiency sootblower nozzle, comprising a gas conduit (1), characterized in that: A filter assembly is installed on the gas pipeline (1), and a nozzle (2) is provided on the right side of the gas pipeline (1); The filter assembly includes a housing (3), the top of which has an installation groove, a sealing plate (4) is bolted into the installation groove, a sealing gasket (5) is fixedly connected to the bottom of the sealing plate (4), a sealing block (6) is fixedly connected to the bottom of the sealing plate (4), a filter screen (7) is fixedly connected to the right side inside the sealing block (6), a rotating shaft is rotatably provided on the left side of the filter screen (7), a fan blade (8) is fixedly connected to the surface of the rotating shaft, and bristles (9) are fixedly connected to the right side of the fan blade (8).

2. The anti-clogging high-efficiency sootblower nozzle according to claim 1, characterized in that: The two ends of the housing (3) are connected to the gas pipe (1) respectively, and the bottom of the sealing block (6) is arc-shaped.

3. The anti-clogging high-efficiency sootblower nozzle according to claim 1, characterized in that: The housing (3) has a slot inside, which is adapted to the filter screen (7).

4. The anti-clogging high-efficiency sootblower nozzle according to claim 1, characterized in that: The right side of the brush bristles (9) is in contact with the filter screen (7), and there are two fan blades (8).

5. The anti-clogging high-efficiency sootblower nozzle according to claim 1, characterized in that: The nozzle (2) is fixedly connected to a threaded connection part (10) on the left side, and the threaded connection part (10) is threadedly connected to the inner wall of the gas pipeline (1).

6. The anti-clogging high-efficiency sootblower nozzle according to claim 1, characterized in that: The nozzle (2) has multiple spray holes (11) on its outer side. The spray holes (11) are evenly distributed along the axial direction of the nozzle (2). The diameter of each spray hole (11) gradually decreases, forming a conical structure.

7. The anti-clogging high-efficiency sootblower nozzle according to claim 1, characterized in that: The nozzle (2) is made of stainless steel.

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