CN116498983A - Rake type soot blower with self-cleaning function - Google Patents
Rake type soot blower with self-cleaning function Download PDFInfo
- Publication number
- CN116498983A CN116498983A CN202310761767.5A CN202310761767A CN116498983A CN 116498983 A CN116498983 A CN 116498983A CN 202310761767 A CN202310761767 A CN 202310761767A CN 116498983 A CN116498983 A CN 116498983A
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- Prior art keywords
- pipe
- limiting
- fixedly connected
- self
- pipeline
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- Granted
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- 239000004071 soot Substances 0.000 title claims abstract description 31
- 238000004140 cleaning Methods 0.000 title claims abstract description 21
- 239000000428 dust Substances 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims description 29
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000007921 spray Substances 0.000 abstract description 21
- 238000002347 injection Methods 0.000 abstract description 10
- 239000007924 injection Substances 0.000 abstract description 10
- 238000004939 coking Methods 0.000 abstract description 6
- 230000008021 deposition Effects 0.000 abstract description 6
- 238000007664 blowing Methods 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 49
- 238000000034 method Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
- F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention discloses a rake soot blower with a self-cleaning function, which comprises a high-pressure autorotation spray nozzle device, a rake branch pipeline device and a high-pressure gas conveying device. The invention belongs to the field of manufacturing of rake soot blowers, and particularly relates to a rake soot blower with a self-cleaning function; in the high-pressure autorotation spray head device provided by the device, the high-pressure telescopic air injection component ejects the dust falling prevention external clamping component under the condition of high-pressure air impact, the purpose of soot blowing is achieved by injecting air outwards through the limiting pipe hole, and the high-pressure telescopic air injection component is retracted into the fixedly connected limiting outer pipe under the condition of no high-pressure air, so that dust deposition of the limiting pipe hole due to dust falling is prevented, the possibility of dust deposition and coking is reduced, blockage of an air injection port is avoided, and the labor maintenance cost is increased.
Description
Technical Field
The invention belongs to the technical field of manufacturing of rake soot blowers, and particularly relates to a rake soot blower with a self-cleaning function.
Background
For coal-fired boilers, coking of a water-cooled wall of furnace combustion, hanging of coke by a high-temperature superheater and a reheater, and ash in the heated area of the tail are common unavoidable phenomena. When the water-cooled wall is seriously coked, the cold slag cannot be discharged; when the high-temperature superheater and the reheater are seriously coked, part of flue gas galleries among heating surfaces can be blocked; when the tail part is severely heated, the heat transfer efficiency of the superheater, the reheater, the economizer and the air preheater is reduced, the boiler exhaust gas temperature is increased, and the boiler efficiency is reduced; the coking and ash deposition of the heating surface can cause the overtemperature of the heating surface, aggravate the corrosion of the heating surface, shorten the service life of the heating surface, and seriously affect the normal operation of the boiler and even the personal safety of patrol personnel. Therefore, coking and ash deposition are problems in the operation of the coal-fired power station boiler, and a certain number of soot blowers are arranged in the boiler design.
Because the working environment of the soot blower leads to the fact that dust is easy to accumulate at the air outlet of the soot blower, scaling is easy to occur after cooling, blocking and blocking are easy to occur after a long time, the equipment failure rate is improved, and the maintenance level is also greatly improved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the rake soot blower with the self-cleaning function, in the high-pressure low-rotation nozzle device provided by the device, the high-pressure telescopic jet member ejects the dust-falling prevention external clamping member under the condition of high-pressure gas impact, the air is blown outwards through the limiting pipe hole to achieve the purpose of soot blowing, and the high-pressure telescopic jet member is retracted into the fixedly connected limiting outer pipe under the condition of no high-pressure gas, so that dust deposition of the limiting pipe hole caused by dust falling is prevented, the possibility of dust deposition and coking is reduced, the blockage of a jet port is avoided, and the labor maintenance cost is increased.
The device also provides a self-rotating component and a branch pipeline rotating driving component under high pressure, so that the self-rotation of the telescopic jet component under high pressure can be realized when the jet is performed, the branch pipeline rotating driving component drives the gas transmission branch pipeline to rotate, the omnibearing and multi-angle soot blowing is realized, and the working efficiency is improved.
The technical scheme adopted by the invention is as follows: the invention provides a rake soot blower with a self-cleaning function, which comprises a high-pressure lower autorotation spray head device, a rake type branch pipeline device and a high-pressure gas conveying device, wherein the high-pressure lower autorotation spray head device is uniformly distributed on the rake type branch pipeline device in an array shape, the rake type branch pipeline device is provided with a plurality of rake type branch pipeline devices, the plurality of rake type branch pipeline devices are connected with the high-pressure gas conveying device, the high-pressure lower autorotation spray head device comprises a high-pressure lower telescoping spray member, a high-pressure lower autorotation member and an anti-dust external clamping member, the high-pressure lower autorotation spray member and the high-pressure lower autorotation member are arranged in the anti-dust external clamping member, the high-pressure lower autorotation member is fixedly connected with the high-pressure lower telescoping spray member, the high-pressure lower autorotation spray head device and the rake type branch pipeline device in the device can be adjusted according to requirements, the rake type branch pipeline device can be transversely arranged or parallelly arranged, and the high-pressure lower autorotation spray head device can be added or reduced according to the size of a furnace chamber.
Further, the high-pressure lower telescopic jet member comprises a circular telescopic block and a telescopic sliding limiting pipe, the circular telescopic block is arranged in the telescopic sliding limiting pipe, the circular telescopic block comprises a circular column, a circular bottom plate, bottom plate holes and supporting springs, the upper end of the circular column is fixedly connected with the circular bottom plate, the bottom plate holes are arranged on the circular bottom plate in an array mode, the end portions of the supporting springs are fixedly connected with the lower end of the circular column, and the other ends of the supporting springs are connected with dust falling prevention external clamping members.
Preferably, the telescopic sliding limiting pipe comprises a limiting pipe wall, limiting pipe holes and limiting clamping convex blocks, the limiting pipe holes are formed in the limiting pipe wall in an array mode, the circular telescopic blocks and the telescopic sliding limiting pipe are connected with the limiting pipe wall in a clamping mode through bottom plate holes, the circular column can slide in the limiting pipe wall, the limiting clamping convex blocks are provided with a plurality of blocks, the limiting clamping convex blocks are fixedly connected with the lower end of the limiting pipe wall, the limiting pipe wall in the telescopic sliding limiting pipe disclosed by the invention is provided with the limiting pipe holes, the pipe wall between the limiting pipe holes is clamped with the bottom plate holes in the circular bottom plate in a size mode, and when the circular telescopic blocks are limited, the circular column is assisted to drive the limiting pipe wall to move and rotate when the circular column rotates, so that slipping is prevented.
As a further preferred mode of the invention, the high-pressure self-rotating component comprises a circular sheet, a sector block, a central shaft and an end hemisphere, wherein the circular sheet, the central shaft and the end hemisphere are integrally manufactured, the bottom of the circular sheet is fixedly connected with the end of a circular column, the sector blocks are distributed in an array shape and are provided with a plurality of blocks, the plurality of blocks are fixedly connected with each other, and the sector blocks are fixedly connected with the circular sheet.
Further, the external anti-dust clamping component comprises a fixedly connected limiting outer pipe, a limiting clamping groove, an upper abutting piece, a lower abutting piece, a clamping end ring and an umbrella-shaped cap, wherein the limiting clamping groove is formed in the inner wall of the fixedly connected limiting outer pipe, the telescopic sliding limiting pipe is connected with the fixedly connected limiting outer pipe through the mutual clamping of a limiting clamping convex block and a limiting clamping groove, the limiting pipe wall slides in the fixedly connected limiting pipe wall, the upper abutting piece and the lower abutting piece are fixedly connected to the upper end part and the lower end part of the fixedly connected limiting outer pipe, the clamping end ring is fixedly connected with the lower abutting piece, the lower end part of the clamping end ring is in a certain inclination angle consistent with the inclination angle of the inner wall of the umbrella-shaped cap, and when the telescopic sliding limiting pipe is in the maximum limit, the circular column slides out of the limiting pipe wall again, and the limiting pipe hole is exposed for air injection.
Preferably, the rake type pipe branching device comprises a rake type pipe branching pipe member and a pipe branching rotary driving member provided at both end portions of the rake type pipe branching pipe member.
As a further preferred aspect of the present invention, the rake-type branched pipe pipeline member includes a gas transmission branched pipe, a pipe end, a connecting shaft, a return traction spring, a wrapping ring and a wrapping bearing, wherein the pipe end is fixedly connected to the two end ends of the gas transmission branched pipe, the connecting shaft is fixedly connected to the inside of the gas transmission branched pipe, the two ends of the connecting shaft are fixedly connected to the inner wall of the pipe end, one end of the return traction spring is connected to the connecting shaft, the other end is fixedly connected to the end hemisphere of the self-rotation member under high pressure, the inner wall of the wrapping ring is fixedly connected to the outer wall of the fixedly connected limiting outer pipe, and the wrapping bearing is arranged at the joint of the wrapping ring and the gas transmission branched pipe.
Further, the branch pipeline rotary driving member comprises an end connecting gear, a fixedly connecting short column, a driving connecting gear, a driving short column, a traction belt and a driving motor, wherein the end connecting gear is fixedly connected with the end part of the pipeline through the fixedly connecting short column, the driving connecting gear is connected with the driving short column, the traction belt wraps the fixedly connecting short column and the driving short column, and the driving connecting gear is connected with the driving motor.
Preferably, the high-pressure gas conveying device comprises a gas conveying main pipeline, a branch pipeline connecting pipe, a main pipe connecting hole and a main pipe connecting bearing, and the gas conveying main pipeline is connected with the gas conveying branch pipeline and the branch pipeline connecting pipe.
As a further preferable mode of the invention, the main pipe connecting hole is arranged at the end part of the pipeline on one side, the main pipe connecting hole penetrates through the end part connecting gear, the fixedly connected short column and the end part of the pipeline, the outer wall of the main pipe connecting bearing and the end part of the main pipe connecting hole, the branch pipe connecting pipe is inserted into the main pipe connecting hole for gas transmission, the main pipe connecting bearing is connected with the branch pipe connecting pipe, and the main pipe connecting hole is provided with the main pipe connecting bearing for preventing the branch pipe connecting pipe from twisting in the rotating process of the gas transmission to influence the gas transmission effect.
The beneficial effects obtained by the invention by adopting the structure are as follows:
1 the high-pressure autorotation spray head device and the rake type branch pipeline device in the device can be adjusted according to the requirement, the rake type branch pipeline device can be transversely arranged or arranged in parallel, and the high-pressure autorotation spray head device is added or reduced according to the size of a furnace chamber;
2, a limiting pipe wall in the device is provided with limiting pipe holes, the pipe walls among the limiting pipe holes are clamped with the size of the bottom plate hole on the circular bottom plate, and the limiting pipe wall is driven to move and rotate when the circular column is automatically rotated while limiting the circular telescopic block, so that the slipping is prevented;
in the self-rotating component under high pressure provided by the device, the pressure difference is formed by extruding the plurality of fan-shaped pieces by high-pressure gas, so that the fan-shaped pieces drive the circular pieces to rotate by taking the circle center as the rotation center, the integral rotation of the self-rotating spray head device under high pressure driven by the high-pressure gas is realized, and the purposes of improving the air injection and dust removal and improving the dust removal efficiency are achieved;
4, under the high-pressure air injection state of the clamping end ring and the umbrella-shaped cap, the telescopic sliding limiting pipe slides out of the fixedly connected limiting outer pipe, and when the telescopic sliding limiting pipe reaches the maximum limit, the circular column slides out of the limiting pipe wall to expose the limiting pipe hole for air injection;
the main pipe connecting bearing is arranged at the main pipe connecting hole provided by the device for preventing the branch pipe connecting pipe from twisting in the rotating process of the gas transmission branch pipe, thereby influencing the gas transmission effect.
Drawings
FIG. 1 is a bottom view of a rake duct splitter of a rake soot blower with self-cleaning function according to the present invention;
FIG. 2 is a side view of a rake duct splitting device of a rake soot blower with self-cleaning function according to the present invention;
FIG. 3 is a cross-sectional view taken along section line A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along section line B-B in FIG. 3;
FIG. 5 is a cross-sectional view taken along section line C-C in FIG. 4;
FIG. 6 is an enlarged view of a portion of the portion I of FIG. 3;
FIG. 7 is an enlarged view of a portion of the portion II of FIG. 5;
FIG. 8 is a schematic exploded view of the high-pressure autorotation spray device according to the present invention;
FIG. 9 is a schematic diagram of the distribution of the components of a rake soot blower with self-cleaning function according to the present invention.
Wherein, 1, a rotation spray head device under high pressure, 2, a rake type branch pipe device, 3, a high-pressure gas conveying device, 4, a telescopic jet component under high pressure, 5, a self-rotation component under high pressure, 6, an external anti-dust-falling clamping component, 7, a rake type branch pipe component, 8, a branch pipe rotation driving component, 9, a main gas pipe, 10, a branch pipe connecting pipe, 11, a main pipe connecting hole, 12, a main pipe connecting bearing, 13, a circular telescopic block, 14, a telescopic sliding limiting pipe, 15, a circular sheet, 16, a sector block, 17, a central shaft, 18, an end hemisphere, 19 and a fixedly connected limiting outer pipe, 20, a limit clamping groove, 21, an upper abutting piece, 22, a lower abutting piece, 23, a clamping end ring, 24, an umbrella-shaped cap, 25, a round column, 26, a round bottom plate, 27, a bottom plate hole, 28, a supporting spring, 29, a limit pipe wall, 30, a limit pipe hole, 31, a limit clamping convex block, 32, a gas transmission branch pipe, 33, a pipe end, 34, a connecting shaft, 35, a reset traction spring, 36, an end connecting gear, 37, a fixedly connected short column, 38, a driving connecting gear, 39, a driving short column, 40, a traction belt, 41, a driving motor, 42, a wrapping ring, 43 and a wrapping bearing.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1-9, the invention provides a rake soot blower with self-cleaning function, which comprises a high-pressure autorotation spray nozzle device 1, a rake-type branch pipeline device 2 and a high-pressure gas conveying device 3, wherein the high-pressure autorotation spray nozzle device 1 is uniformly distributed on the rake-type branch pipeline device 2 in an array shape, the rake-type branch pipeline device 2 is provided with a plurality of rake-type branch pipeline devices 2, the rake-type branch pipeline device 2 is connected with the high-pressure gas conveying device 3, the high-pressure autorotation spray nozzle device 1 comprises a high-pressure telescopic jet member 4, a high-pressure autorotation member 5 and an anti-dust external clamping member 6, the high-pressure telescopic jet member 4 and the high-pressure autorotation member 5 are arranged in the anti-dust external clamping member 6, and the high-pressure autorotation member 5 is fixedly connected with the high-pressure telescopic jet member 4.
The telescopic jet member 4 under high pressure comprises a circular telescopic block 13 and a telescopic sliding limiting pipe 14, the circular telescopic block 13 is arranged in the telescopic sliding limiting pipe 14, the circular telescopic block 13 comprises a circular column 25, a circular bottom plate 26, bottom plate holes 27 and supporting springs 28, the upper end of the circular column 25 is fixedly connected with the circular bottom plate 26, the bottom plate holes 27 are arranged on the circular bottom plate 26 in an array mode, the end of the supporting springs 28 is fixedly connected with the lower end of the circular column 25, and the other ends of the supporting springs 28 are connected with the dust fall preventing external clamping member 6.
The telescopic sliding limiting pipe 14 comprises a limiting pipe wall 29, limiting pipe holes 30 and limiting clamping convex blocks 31, the limiting pipe holes 30 are formed in an array mode and are arranged on the limiting pipe wall 29, the circular telescopic blocks 13 and the telescopic sliding limiting pipe 14 are connected with the limiting pipe wall 29 in a mutually clamping mode through bottom plate holes 27, the circular columns 25 can slide in the limiting pipe wall 29, the limiting clamping convex blocks 31 are provided with a plurality of blocks, and the plurality of blocks of the limiting clamping convex blocks 31 are fixedly connected with the lower end of the limiting pipe wall 29.
The self-rotating member 5 under high pressure comprises a circular sheet 15, a sector block 16, a central shaft 17 and an end hemisphere 18, wherein the circular sheet 15, the central shaft 17 and the end hemisphere 18 are integrally manufactured, the bottom of the circular sheet 15 is fixedly connected with the end of a circular column 25, the sector blocks 16 are distributed in an array shape and are provided with a plurality of sector blocks 16, the plurality of sector blocks 16 are fixedly connected with each other, and the sector blocks 16 are fixedly connected with the circular sheet 15.
The dust fall prevention external clamping member 6 comprises a fixedly connected limiting outer tube 19, a limiting clamping groove 20, an upper supporting piece 21, a lower supporting piece 22, a clamping end ring 23 and an umbrella-shaped cap 24, wherein the limiting clamping groove 20 is arranged on the inner wall of the fixedly connected limiting outer tube 19, the telescopic sliding limiting tube 14 is connected with the fixedly connected limiting outer tube 19 through the mutual clamping of a limiting clamping convex block 31 and the limiting clamping groove 20, a limiting tube wall 29 slides in the fixedly connected limiting tube wall 29, the upper supporting piece 21 and the lower supporting piece 22 are fixedly connected with the upper end part and the lower end part of the fixedly connected limiting outer tube 19, the clamping end ring 23 is fixedly connected with the lower supporting piece 22, and the lower end part of the clamping end ring 23 is in a certain inclination angle consistent with the inclination angle of the inner wall of the umbrella-shaped cap 24.
The rake type pipe branching device 2 comprises a rake type pipe branching pipe member 7 and a pipe branching rotary driving member 8, and the pipe branching rotary driving member 8 is provided at both end portions of the rake type pipe branching pipe member 7.
The rake type branch pipe pipeline member 7 comprises a gas transmission branch pipeline 32, a pipeline end 33, a connecting shaft 34, a reset traction spring 35, a wrapping ring 42 and a wrapping bearing 43, wherein the pipeline end 33 is fixedly connected with the two end parts of the gas transmission branch pipeline 32, the connecting shaft 34 is fixedly connected with the inside of the gas transmission branch pipeline 32, the two ends of the connecting shaft 34 are fixedly connected with the inner wall of the pipeline end 33, one end of the reset traction spring 35 is connected with the connecting shaft 34, the other end of the reset traction spring is fixedly connected with the end hemisphere 18 of the self-rotating member 5 under high pressure, the inner wall of the wrapping ring 42 is fixedly connected with the outer wall of the fixedly connected limiting outer pipe 19, and the wrapping bearing 43 is arranged at the joint of the wrapping ring 42 and the gas transmission branch pipeline 32.
The branch pipe rotary driving member 8 includes an end connection gear 36, a fixed connection stub 37, a drive connection gear 38, a drive stub 39, a traction belt 40, and a drive motor 41, the end connection gear 36 is fixedly connected with the pipe end 33 through the fixed connection stub 37, the drive connection gear 38 is connected with the drive stub 39, the traction belt 40 wraps the fixed connection stub 37 and the drive stub 39, and the drive connection gear 38 is connected with the drive motor 41.
The high-pressure gas conveying device 3 comprises a gas conveying main pipeline 9, a branch pipeline connecting pipe 10, a main pipe connecting hole 11 and a main pipe connecting bearing 12, and the gas conveying main pipeline 9 is connected with a gas conveying branch pipeline 32 and the branch pipeline connecting pipe 10.
The main pipe connecting hole 11 is arranged at the pipe end 33 at one side, the main pipe connecting hole 11 penetrates through the end connecting gear 36, the fixedly connected short column 37 and the pipe end 33, the outer wall of the main pipe connecting bearing 12 and the end of the main pipe connecting hole 11, the partial pipe connecting pipe 10 is inserted into the main pipe connecting hole 11 for gas transmission, and the main pipe connecting bearing 12 is connected with the partial pipe connecting pipe 10.
When the device is specifically used, high-pressure gas enters the gas transmission branch pipe 32 through the gas transmission main pipe 9 and the branch pipe connecting pipe 10 and passes through the main pipe connecting hole 11, under the condition that the high-pressure gas fills the gas transmission branch pipe 32, the limit clamping convex block 31 of the telescopic sliding limit pipe 14 slides out of the fixedly connected limit outer pipe 19 under the clamping of the limit clamping groove 20, the round column 25 of the high-pressure autorotation spray head device 1 is pushed forward in the limit pipe wall 29, the supporting spring 28 is extruded, the high-pressure gas is sprayed out of the limit pipe hole 30, and under the condition that the high-pressure gas impacts the plurality of fan-shaped blocks 16, a pressure difference is formed, the rotation of the round piece 15 is driven, the high-pressure autorotation spray head device 1 is realized under the cooperation of the round bottom plate 26, the limit pipe wall 29, the limit clamping convex block 31 and the limit clamping groove 20, when the gas transmission branch pipe 32 needs to rotate or an adjustment angle is needed, the driving motor 41 is connected, the angle of the gas transmission branch pipe 32 is adjusted through the occlusion of the driving connecting gear 38 and the end connecting gear 36, the angle of the gas transmission branch pipe 32 is adjusted or the gas transmission branch pipe 32 does not need to rotate, and the driving 41 is not needed to be closed.
When the main gas pipe 9 stops supplying the high-pressure gas, the circular column 25 is reset in the limiting pipe wall 29 under the condition of resetting the physical property of the traction spring 35, and the limiting pipe wall 29 is reset in the fixedly connected limiting outer pipe 19.
The whole working flow of the invention is just the above, and the step is repeated when the invention is used next time.
In the high-pressure autorotation spray nozzle device provided by the device, the high-pressure telescopic air injection component ejects the dust falling prevention external clamping component under the condition of high-pressure air impact, the purpose of soot blowing is achieved by outwards injecting air through the limiting pipe hole, and the high-pressure telescopic air injection component retracts into the fixedly connected limiting outer pipe under the condition of no high-pressure air, so that dust accumulation of the limiting pipe hole due to dust falling is prevented, the possibility of dust accumulation and coking is reduced, blockage of an air injection port is avoided, and the labor maintenance cost is increased.
The device also provides a self-rotating component and a branch pipeline rotating driving component under high pressure, so that the self-rotation of the telescopic jet component under high pressure can be realized when the jet is performed, the branch pipeline rotating driving component drives the gas transmission branch pipeline to rotate, the omnibearing and multi-angle soot blowing is realized, and the working efficiency is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. A rake soot blower with self-cleaning function is characterized in that: including rotation shower nozzle device (1), harrow formula minute pipeline device (2) and high-pressure gas conveyor (3) under the high pressure, rotation shower nozzle device (1) is array form evenly distributed and locates on harrow formula minute pipeline device (2) under the high pressure, harrow formula minute pipeline device (2) are equipped with a plurality ofly, a plurality of harrow formula minute pipeline device (2) are connected with high-pressure gas conveyor (3), rotation shower nozzle device (1) under the high pressure include under the high pressure flexible jet member (4), under the high pressure self-rotation member (5) and prevent outside block member (6) of dust fall, under the high pressure flexible jet member (4) are located inside the outside block member (6) of dust fall with self-rotation member (5) under the high pressure, flexible jet member (4) rigid coupling under the high pressure.
2. The rake soot blower with self-cleaning function as set forth in claim 1, wherein: the high-pressure telescopic jet member (4) comprises a circular telescopic block (13) and a telescopic sliding limiting pipe (14), the circular telescopic block (13) is arranged in the telescopic sliding limiting pipe (14), the circular telescopic block (13) comprises a circular column (25), a circular bottom plate (26), a bottom plate hole (27) and a supporting spring (28), the upper end of the circular column (25) is fixedly connected with the circular bottom plate (26), the bottom plate hole (27) is arranged on the circular bottom plate (26) in an array mode, the end of the supporting spring (28) is fixedly connected with the lower end of the circular column (25), and the other end of the supporting spring (28) is connected with an anti-dust external clamping member (6).
3. The rake soot blower with self-cleaning function as set forth in claim 2, wherein: the telescopic sliding limiting pipe (14) comprises a limiting pipe wall (29), a limiting pipe hole (30) and a limiting clamping convex block (31), wherein the limiting pipe hole (30) is formed in an array shape and is arranged on the limiting pipe wall (29), the circular telescopic block (13) is connected with the telescopic sliding limiting pipe (14) through the bottom plate hole (27) and the limiting pipe wall (29) in a mutually clamping mode, the circular column (25) can slide in the limiting pipe wall (29), the limiting clamping convex block (31) is provided with a plurality of blocks, and the limiting clamping convex block (31) is fixedly connected with the lower end of the limiting pipe wall (29).
4. A rake soot blower with self-cleaning function as set forth in claim 3, wherein: the high-pressure self-rotating component (5) comprises a circular sheet (15), fan-shaped blocks (16), a central shaft (17) and an end hemisphere (18), wherein the circular sheet (15), the central shaft (17) and the end hemisphere (18) are integrally manufactured, the bottom of the circular sheet (15) is fixedly connected with the end part of a circular column (25), the fan-shaped blocks (16) are distributed in an array shape and are provided with a plurality of blocks, the fan-shaped blocks (16) are fixedly connected with each other, and the fan-shaped blocks (16) are fixedly connected with the circular sheet (15).
5. The rake soot blower with self-cleaning function as set forth in claim 4, wherein: the anti-dust external clamping component (6) comprises a fixedly connected limiting outer tube (19), a limiting clamping groove (20), an upper supporting piece (21), a lower supporting piece (22), a clamping end ring (23) and an umbrella-shaped cap (24), wherein the limiting clamping groove (20) is formed in the inner wall of the fixedly connected limiting outer tube (19), the telescopic sliding limiting tube (14) is connected with the fixedly connected limiting outer tube (19) through the mutual clamping of a limiting clamping projection (31) and the limiting clamping groove (20), the limiting tube wall (29) slides in the fixedly connected limiting tube wall (29), the upper supporting piece (21) and the lower supporting piece (22) are fixedly connected to the upper end part and the lower end part of the fixedly connected limiting outer tube (19), the clamping end ring (23) is fixedly connected with the lower supporting piece (22), and the lower end part of the clamping end ring (23) is at a certain inclination angle consistent with the inner wall of the umbrella-shaped cap (24).
6. The rake soot blower with self-cleaning function according to claim 5, wherein: the rake type pipe branching device (2) comprises a rake type pipe branching pipe component (7) and a pipe branching rotary driving component (8), wherein the pipe branching rotary driving component (8) is arranged at two end parts of the rake type pipe branching pipe component (7).
7. The rake soot blower with self-cleaning function as set forth in claim 6, wherein: the harrow type branched pipe pipeline component (7) comprises a gas transmission branched pipe pipeline (32), a pipeline end part (33), a connecting shaft (34), a reset traction spring (35), a wrapping ring (42) and a wrapping bearing (43), wherein the pipeline end part (33) is fixedly connected with the two end parts of the gas transmission branched pipe pipeline (32), the connecting shaft (34) is fixedly connected with the inner wall of the gas transmission branched pipe pipeline (32), the two ends of the connecting shaft (34) are fixedly connected with the inner wall of the pipeline end part (33), one end of the reset traction spring (35) is connected with the connecting shaft (34), the other end of the reset traction spring is fixedly connected with the end hemisphere (18) of the self-rotating component (5) under high pressure, the inner wall of the wrapping ring (42) is fixedly connected with the outer wall of the fixedly connected limiting outer pipe (19), and the wrapping bearing (43) is arranged at the joint of the wrapping ring (42) and the gas transmission branched pipe (32).
8. The rake soot blower with self-cleaning function as set forth in claim 7, wherein: the split-pipeline rotary driving member (8) comprises an end connection gear (36), a fixed connection short column (37), a driving connection gear (38), a driving short column (39), a traction belt (40) and a driving motor (41), wherein the end connection gear (36) is fixedly connected with the pipeline end (33) through the fixed connection short column (37), the driving connection gear (38) is connected with the driving short column (39), the traction belt (40) wraps the fixed connection short column (37) and the driving short column (39), and the driving connection gear (38) is connected with the driving motor (41).
9. The rake soot blower with self-cleaning function as set forth in claim 8, wherein: the high-pressure gas conveying device (3) comprises a gas conveying main pipeline (9), a branch pipeline connecting pipe (10), a main pipe connecting hole (11) and a main pipe connecting bearing (12), wherein the gas conveying main pipeline (9) is connected with the gas conveying branch pipeline (32) and the branch pipeline connecting pipe (10).
10. The rake soot blower with self-cleaning function as set forth in claim 9, wherein: the pipe connecting hole (11) is arranged at one side of the pipe end (33), the pipe connecting hole (11) penetrates through the end connecting gear (36), the fixedly connected short column (37) and the pipe end (33), the outer wall of the main pipe connecting bearing (12) is connected with the end of the pipe connecting hole (11), the branch pipe connecting pipe (10) is inserted into the main pipe connecting hole (11) for gas transmission, and the main pipe connecting bearing (12) is connected with the branch pipe connecting pipe (10).
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| CN202310761767.5A CN116498983B (en) | 2023-06-27 | 2023-06-27 | Rake type soot blower with self-cleaning function |
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|---|---|
| CN116498983B (en) | 2023-08-29 |
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