CN209782685U - Compressed air shock wave soot blower - Google Patents
Compressed air shock wave soot blower Download PDFInfo
- Publication number
- CN209782685U CN209782685U CN201920633732.2U CN201920633732U CN209782685U CN 209782685 U CN209782685 U CN 209782685U CN 201920633732 U CN201920633732 U CN 201920633732U CN 209782685 U CN209782685 U CN 209782685U
- Authority
- CN
- China
- Prior art keywords
- air
- flange sleeve
- rotating shaft
- shock wave
- soot blower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004071 soot Substances 0.000 title claims abstract description 21
- 230000035939 shock Effects 0.000 title claims abstract description 19
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008021 deposition Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
the utility model relates to a compressed air shock wave soot blower. The device comprises an air source main pipe, an air source branch pipe, a filter device, a ball valve, a valve body and a valve body, wherein the air source main pipe is communicated with the air source branch pipe; the filter device is connected with a pulse generator; an air inlet valve and an air release valve are connected between the filter device and the pulse generator; the air outlet end of the pulse generator is connected with a rotary nozzle device; the rotary nozzle device comprises a three-way pipe section connected with the air outlet end of the pulse generator, and the two air outlet ends of the three-way pipe section are respectively connected with a connecting flange sleeve and an outer pipe section; a rotating shaft is arranged in the connecting flange sleeve in a penetrating way and is rotationally connected with the connecting flange sleeve; the outer end of the rotating shaft is connected with a rotary driving assembly, the inner end of the rotating shaft is connected with a nozzle, a flange sleeve is sleeved outside the outer pipe section, and the flange sleeve is embedded in the furnace wall; a seal is provided between the outer tube section and the nozzle. The utility model discloses safe in utilization, ash removal are effectual and can reduce the running cost.
Description
Technical Field
The utility model belongs to heat exchanger deashing equipment field especially relates to a compressed air shock wave soot blower.
Background
During normal operation of the boiler, the phenomenon of dust deposition and scale deposition inside the boiler and a flue always occurs, so that the heat exchange efficiency of the boiler and related heat exchange equipment (such as an economizer, a superheater and the like) is greatly reduced, and potential safety hazards exist.
The traditional boiler ash removing method is characterized in that a gas shock wave ash remover is commonly used, common combustible gas such as acetylene (coal gas, natural gas and liquefied gas) and air are uniformly mixed according to a certain proportion after passing through respective flow measurement and control systems, and then shock waves and strong sound waves are generated by deflagration in a special tank body to remove ash. The disadvantages of the method are that the gas operation cost is high; the heating surface is flushed in a vertical direction and is easy to damage; because of using combustible gas, there is certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model provides a compressed air shock wave soot blower which is safe in use, good in ash removal effect and capable of reducing the operation cost for solving the technical problems existing in the prior art.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a compressed air shock wave soot blower comprises an air source main pipe communicated with an air source, an air source branch pipe communicated with the air source main pipe, a filter device communicated with the air source branch pipe, and a ball valve connected between the air source branch pipe and the filter device through a movable joint; the air outlet end of the filter device is connected with a pulse generator through a gas pipeline; an air inlet valve and an air release valve are connected between the filter device and the pulse generator; the air outlet end of the pulse generator is connected with a rotary nozzle device; the rotary nozzle device comprises a three-way pipe section connected with the air outlet end of the pulse generator, and the two air outlet ends of the three-way pipe section are respectively connected with a connecting flange sleeve and an outer pipe section; a rotating shaft penetrates through the connecting flange sleeve, and the connecting flange sleeve and the rotating shaft are rotationally connected through a rolling bearing; the outer end of the rotating shaft is connected with a rotary driving assembly capable of driving the rotating shaft to rotate, the inner end of the rotating shaft is connected with a nozzle, a flange sleeve is sleeved on the outer coaxial line of the outer pipe section, and the flange sleeve is embedded in the furnace wall; a seal is provided between the outer tube section and the nozzle.
The utility model has the advantages that: the utility model provides a compressed air shock wave soot blower, compared with the prior art, the utility model adopts compressed air as the air source, does not use combustible gas, and has convenient local material drawing, thereby reducing the operation cost and eliminating the potential safety hazard; the rotary driving component can drive the nozzle to rotate, so that the heated surface is prevented from being washed in a vertical and directional manner, and the ash removal effect is good.
Preferably: the rotary driving component comprises a rotary disk connected with the outer end part of the rotating shaft, a connecting plate is connected onto the rotary disk, the rotary driving component also comprises a driving cylinder with a cylinder barrel hinged with the outer wall of the pulse generator, and a piston rod of the driving cylinder is hinged with the connecting plate.
Preferably: the filter device comprises a front three-way joint communicated with the air outlet of the ball valve, and a first filter and a second filter are respectively connected to two air outlets of the front three-way joint; the air inlet and the air outlet of the first filter are both connected with a first electromagnetic valve, and the air inlet and the air outlet of the second filter are both connected with a second electromagnetic valve; the air inlet of the air inlet valve is communicated with the air outlet of the first electromagnetic valve, the air outlet of the second electromagnetic valve at the downstream of the air flow is communicated with one air inlet of the rear three-way joint, and the air outlet of the first electromagnetic valve at the downstream of the air flow is communicated with the other air inlet of the rear three-way joint.
Preferably: the rotating shaft is sleeved with end covers which are positioned at two ends of the connecting flange sleeve and are fixedly connected with the connecting flange sleeve.
Preferably: the inner end of the rotating shaft is connected with a plurality of groups of connecting rods, and the nozzle is connected with the rotating shaft through the connecting rods.
Preferably: the connecting rods are provided with three groups, and the three groups of connecting rods are connected into an inverted triangular cone structure.
Preferably: and a sealing filler is arranged between the outer wall of the outer pipe section and the inner wall of the flange sleeve.
Preferably: the nozzle is of a bent pipe section structure.
preferably: the outer peripheral wall of the outer pipe section is fixedly connected with a connecting flange, and the outer pipe section is connected with the flange sleeve through the connecting flange.
Drawings
Fig. 1 is a schematic front view of the present invention;
Fig. 2 is a schematic view of the bottom view of the present invention in a partial sectional structure.
In the figure: 1. a gas source main pipe; 2. a gas source branch pipe; 3. a movable joint; 4. a ball valve; 5. a filter device; 5-1, a front three-way joint; 5-2, a first electromagnetic valve; 5-3, a first filter; 5-4, a second electromagnetic valve; 5-5, a second filter; 5-6, a rear three-way joint; 6. an intake valve; 7. a deflation valve; 8. a pulse generator; 9. a rotating nozzle device; 9-1, driving a cylinder; 9-2, connecting plates; 9-3, rotating the disc; 9-4, end cover; 9-5, connecting a flange sleeve; 9-6, rolling bearings; 9-7, a three-way pipe section; 9-8, an outer tube section; 9-9, a rotating shaft; 9-10 parts of connecting flange; 9-11, connecting rod; 9-12, a nozzle; 10. a furnace wall; 11. a flange sleeve; 12. and (5) sealing and filling.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:
Referring to fig. 1, the compressed air shock wave soot blower of the present invention includes an air source main pipe 1 communicated with an air source, an air source branch pipe 2 communicated with the air source main pipe 1, a filter device 5 communicated with the air source branch pipe 2, and a ball valve 4 connected between the air source branch pipe 2 and the filter device 5 through a movable joint 3; the movable joint 3 makes the disassembly and assembly easier, the replacement of parts is also convenient, and the installation and maintenance cost of the equipment is reduced. The air outlet end of the filter device 5 is connected with a pulse generator 8 through a gas pipeline.
the filter device 5 comprises a front three-way joint 5-1 communicated with the air outlet of the ball valve 4, and a first filter 5-3 and a second filter 5-5 are respectively connected to two air outlets of the front three-way joint 5-1; the air inlet and the air outlet of the first filter 5-3 are both connected with a first electromagnetic valve 5-2, and the air inlet and the air outlet of the second filter 5-5 are both connected with a second electromagnetic valve 5-4; the air conditioner also comprises a rear three-way joint 5-6 communicated with the air inlet of the air inlet valve 6, wherein the air outlet of a second electromagnetic valve 5-4 positioned at the downstream of the air flow is communicated with one air inlet of the rear three-way joint 5-6, and the air outlet of a first electromagnetic valve 5-2 positioned at the downstream of the air flow is communicated with the other air inlet of the rear three-way joint 5-6.
Many local air pollution that use the boiler all are more serious, and air cleaner's life all is shorter, and the time has been long just to appear with the nominal, and filter itself still can become secondary pollution source even, needs in time to change, and air cleaner's change process is loaded down with trivial details, can influence the work efficiency of sound wave soot blower to a certain extent.
The process of replacing the filter: when in normal work, the first electromagnetic valve 5-2 (the second electromagnetic valve 5-4) is in an open state, the first filter 5-3 (the second filter 5-5) is in a working state, when the first filter 5-3 (the second filter 5-5) needs to be replaced, the soot blower can normally work only by closing the ball valve 4 and the first electromagnetic valve 5-2 (the second electromagnetic valve 5-4), opening the second electromagnetic valve 5-4 (the first electromagnetic valve 5-2) and then opening the ball valve 4, and at the moment, the first electromagnetic valve 5-2 (the second electromagnetic valve 5-4) is still in a closed state, so that a worker can replace and maintain the first filter 5-3 (the second filter 5-5), the normal work of the soot blower is not influenced, and the working efficiency of the soot blower is improved to a certain extent.
An air inlet valve 6 and an air release valve 7 are connected between the filter device 5 and the pulse generator 8; the air outlet end of the pulse generator 8 is connected with a rotary nozzle device 9.
Referring to fig. 2, the rotary nozzle device 9 includes a three-way pipe section 9-7 connected to the air outlet end of the pulse generator 8, and a connecting flange sleeve 9-5 and an outer pipe section 9-8 are respectively connected to two air outlet ends of the three-way pipe section 9-7; a rotating shaft 9-9 penetrates through the connecting flange sleeve 9-5, and the connecting flange sleeve 9-5 and the rotating shaft 9-9 are rotationally connected through a rolling bearing 9-6; the rotating shaft 9-9 is sleeved with end covers 9-4 which are positioned at two ends of the connecting flange sleeve 9-5 and are fixedly connected with the connecting flange sleeve 9-5.
The outer end of the rotating shaft 9-9 is connected with a rotary driving component capable of driving the rotating shaft 9-9 to rotate, the rotary driving component comprises a rotating disk 9-3 connected with the outer end of the rotating shaft 9-9, the rotating disk 9-3 is connected with a connecting plate 9-2, the rotary driving component further comprises a driving air cylinder 9-1 with a cylinder barrel hinged with the outer wall of the pulse generator 8, and a piston rod of the driving air cylinder 9-1 is hinged with the connecting plate 9-2. The inner end of the rotating shaft 9-9 is connected with three groups of connecting rods 9-11, the three groups of connecting rods 9-11 are connected into an inverted triangular cone structure, the end part of each connecting rod 9-11 is connected with a nozzle 9-12, each nozzle 9-12 is of a bent pipe section structure, and each nozzle 9-12 is arranged in the furnace wall 10.
The driving cylinder 9-1 can drive the nozzle 9-12 to rotate by 0-180 degrees, so that the heated surface is prevented from being washed vertically and directionally, and the ash removing effect is good. Because the nozzles 9-12 are of bent pipe section structures, the nozzles 9-12 can avoid the collision with the flue gas, and the offset of force is reduced.
The flange sleeve 11 is coaxially sleeved outside the outer pipe sections 9-8, and the flange sleeve 11 is embedded in the furnace wall 10. The flange sleeves 11 facilitate the mounting and dismounting of the nozzles 9-12 on the furnace wall 10. The outer peripheral wall of the outer pipe section 9-8 is fixedly connected with a connecting flange 9-10, and the outer pipe section 9-8 is connected with a flange sleeve 11 through the connecting flange 9-10. A sealing packing 12 is arranged between the outer wall of the outer pipe section 9-8 and the inner wall of the flange sleeve 11. A seal is provided between the outer pipe section 9-8 and the nozzle 9-12.
Claims (9)
1. A compressed air shock wave soot blower is characterized in that: the device comprises an air source main pipe (1) communicated with an air source, an air source branch pipe (2) is communicated with the air source main pipe (1), a filter device (5) is communicated with the air source branch pipe (2), and a ball valve (4) is connected between the air source branch pipe (2) and the filter device (5) through a movable joint (3); the air outlet end of the filter device (5) is connected with a pulse generator (8) through a gas pipeline; an air inlet valve (6) and an air release valve (7) are connected between the filter device (5) and the pulse generator (8); the air outlet end of the pulse generator (8) is connected with a rotary nozzle device (9);
The rotary nozzle device (9) comprises three-way pipe sections (9-7) connected at the air outlet ends of the pulse generator (8), and two air outlet ends of the three-way pipe sections (9-7) are respectively connected with a connecting flange sleeve (9-5) and an outer pipe section (9-8); a rotating shaft (9-9) penetrates through the connecting flange sleeve (9-5), and the connecting flange sleeve (9-5) is rotatably connected with the rotating shaft (9-9) through a rolling bearing (9-6); the outer end of the rotating shaft (9-9) is connected with a rotary driving component capable of driving the rotating shaft (9-9) to rotate, the inner end of the rotating shaft (9-9) is connected with a nozzle (9-12), a flange sleeve (11) is sleeved on the outer coaxial line of the outer pipe section (9-8), and the flange sleeve (11) is embedded in the furnace wall (10); a seal is arranged between the outer pipe section (9-8) and the nozzle (9-12).
2. The compressed air shock wave soot blower of claim 1, characterized by: the rotary driving assembly comprises a rotary disk (9-3) connected with the outer end part of the rotary shaft (9-9), a connecting plate (9-2) connected with the rotary disk (9-3), and a driving cylinder (9-1) with a cylinder barrel hinged with the outer wall of the pulse generator (8), wherein a piston rod of the driving cylinder (9-1) is hinged with the connecting plate (9-2).
3. The compressed air shock wave soot blower of claim 1, characterized by: the filter device (5) comprises a front three-way joint (5-1) communicated with the air outlet of the ball valve (4), and a first filter (5-3) and a second filter (5-5) are respectively connected to two air outlets of the front three-way joint (5-1); a first electromagnetic valve (5-2) is connected to the air inlet and the air outlet of the first filter (5-3), and a second electromagnetic valve (5-4) is connected to the air inlet and the air outlet of the second filter (5-5); the air conditioner also comprises a rear three-way joint (5-6) communicated with the air inlet of the air inlet valve (6), the air outlet of the second electromagnetic valve (5-4) positioned at the downstream of the air flow is communicated with one air inlet of the rear three-way joint (5-6), and the air outlet of the first electromagnetic valve (5-2) positioned at the downstream of the air flow is communicated with the other air inlet of the rear three-way joint (5-6).
4. The compressed air shock wave soot blower of claim 1, characterized by: the rotating shaft (9-9) is sleeved with end covers (9-4) which are positioned at two ends of the connecting flange sleeve (9-5) and are fixedly connected with the connecting flange sleeve (9-5).
5. The compressed air shock wave soot blower of claim 1, characterized by: the inner end of the rotating shaft (9-9) is connected with a plurality of groups of connecting rods (9-11), and the nozzles (9-12) are connected with the rotating shaft (9-9) through the connecting rods (9-11).
6. The compressed air shock wave soot blower of claim 1, characterized by: three groups of connecting rods (9-11) are arranged, and the three groups of connecting rods (9-11) are connected into an inverted triangular cone structure.
7. The compressed air shock wave soot blower of claim 1, characterized by: and a sealing filler (12) is arranged between the outer wall of the outer pipe section (9-8) and the inner wall of the flange sleeve (11).
8. The compressed air shock wave soot blower of claim 1, characterized by: the nozzles (9-12) are of a bent pipe section structure.
9. The compressed air shock wave soot blower of claim 1, characterized by: the outer peripheral wall of the outer pipe section (9-8) is fixedly connected with a connecting flange (9-10), and the outer pipe section (9-8) is connected with the flange sleeve (11) through the connecting flange (9-10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920633732.2U CN209782685U (en) | 2019-05-06 | 2019-05-06 | Compressed air shock wave soot blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920633732.2U CN209782685U (en) | 2019-05-06 | 2019-05-06 | Compressed air shock wave soot blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209782685U true CN209782685U (en) | 2019-12-13 |
Family
ID=68805012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920633732.2U Expired - Fee Related CN209782685U (en) | 2019-05-06 | 2019-05-06 | Compressed air shock wave soot blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209782685U (en) |
-
2019
- 2019-05-06 CN CN201920633732.2U patent/CN209782685U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 |