CN220322080U - Anti-blocking mechanism of blowing gun for soot blower - Google Patents
Anti-blocking mechanism of blowing gun for soot blower Download PDFInfo
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- CN220322080U CN220322080U CN202321551027.0U CN202321551027U CN220322080U CN 220322080 U CN220322080 U CN 220322080U CN 202321551027 U CN202321551027 U CN 202321551027U CN 220322080 U CN220322080 U CN 220322080U
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- Prior art keywords
- angle steel
- blowing
- wear
- pipe
- blow down
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- 238000007664 blowing Methods 0.000 title claims abstract description 111
- 239000004071 soot Substances 0.000 title claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 60
- 239000010959 steel Substances 0.000 claims abstract description 60
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 9
- 238000010438 heat treatment Methods 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses an anti-blocking mechanism of a blowing gun for a soot blower, which comprises a steam soot blower main body, a position switch, an external soot blowing pipe, nozzles, wear-resistant angle steel, a sealing plate, a flue and a first bearing, wherein the first bearing is arranged on the wall of the flue, the steam soot blower main body is arranged outside the flue, the output end of the steam soot blower main body is provided with the external soot blowing pipe, after the blowing end of the external soot blowing pipe passes through the first bearing, the blowing end of the external soot blowing pipe extends into the inner hole of the flue, and the blowing end of the external soot blowing pipe is provided with a plurality of nozzles. The utility model has simple structure and reasonable design, and can ensure that dust is not easy to enter the blowing gun through the nozzle, so that the blowing gun is not easy to be blocked in the telescoping process.
Description
Technical Field
The utility model relates to the technical field of a blowing gun anti-blocking mechanism for a soot blower, in particular to the technical field of a blowing gun anti-blocking mechanism for a soot blower.
Background
In heating furnaces in petrochemical industry, heating furnaces in electric power industry, convection tube bundles on boilers, air preheaters, coal economizer superheaters and the like, ash removal and deslagging are generally carried out on the surfaces of the heating furnaces and the heating furnaces by adopting soot blowers to reduce the temperature of discharged smoke so as to improve the heat efficiency of the heating furnaces and achieve the purposes of reducing consumption and saving energy. When the temperature of smoke in the furnace exceeds 550 ℃, a long telescopic soot blower is adopted. When the soot blower blows soot, the soot blower makes linear rotation, reciprocation and telescopic motion in the hearth.
Because the blowing gun stretches out and draws back in the environment that the dust volume is big, consequently in the stroke in-process if the dust gets into the blowing gun inside through the nozzle, the blowing gun is very easy to block in the flexible in-process.
However, the conventional telescopic soot blowers, such as the long telescopic soot blower disclosed in application number 201010286298.9 and the lengthened short telescopic soot blower disclosed in application number 201320248544.0, do not have a structure for blocking dust from entering the blowing gun.
In order to solve the above-mentioned problem, it is necessary to provide a blowing gun anti-seizing mechanism which can prevent dust from entering the blowing gun and prevent the blowing gun from seizing easily during the expansion and contraction process.
Disclosure of Invention
The utility model aims to solve the problems in the prior art, and provides an anti-blocking mechanism of a blowing gun for a soot blower, which can prevent dust from entering the blowing gun through a nozzle and prevent the blowing gun from blocking easily in the expansion and contraction process.
In order to achieve the above purpose, the utility model provides an anti-blocking mechanism of a blowing gun for a soot blower, which comprises a steam soot blower main body, a position switch, an outer soot blowing pipe, nozzles, wear-resistant angle steel, a sealing plate, a flue and a first bearing, wherein the wall of the flue is provided with the first bearing, the outer side of the flue is provided with the steam soot blower main body, the output end of the steam soot blower main body is provided with the outer soot blowing pipe, after the blowing end of the outer soot blowing pipe passes through the first bearing, the blowing end of the outer soot blowing pipe extends into an inner hole of the flue, the blowing end of the outer soot blowing pipe is provided with a plurality of nozzles, the outer wall of the soot blowing pipe is provided with wear-resistant angle steel which is axially arranged, the wear-resistant angle steel is arranged on one side of the outer soot blowing pipe without the nozzles, the wear-resistant angle steel clamps the soot blowing pipe, the sealing plate is connected between the inner side of the wear-resistant angle steel and the outer wall of the blowing end of the outer soot blowing pipe, the wear-resistant angle steel extends from the blowing end of the outer soot blowing pipe to the air inlet end of the outer soot blowing pipe, the steam soot blower main body is provided with the position switch, and the position switch is adapted to the right angle steel of the wear-resistant angle steel.
Preferably, the steam soot blower body is a telescopic soot blower.
Preferably, the air inlet end of the outer ash blowing pipe is provided with a coaxial connecting sleeve, and the wear-resistant angle steel and the outer ash blowing pipe are both arranged in the inner hole of the connecting sleeve.
Preferably, the steam soot blower main body is provided with a driving device for driving the outer soot blowing pipe to stretch and rotate, and the driving device is controlled by a controller to operate.
Preferably, the drive means is operated by a position switch.
Preferably, when the wear-resistant angle steel touches the position switch, the wear-resistant angle steel is positioned on the windward side in the flue.
Preferably, the outer ash blowing pipe and the wear-resistant angle steel can axially move in the inner hole of the first bearing, the outer ash blowing pipe and the wear-resistant angle steel are in sealing connection with the inner hole of the first bearing, and the outer ash blowing pipe is coaxial with the first bearing.
The utility model has the beneficial effects that: the utility model has simple structure and reasonable design, and can ensure that dust is not easy to enter the interior of the blowing gun through the nozzle, so that the blowing gun is not easy to be blocked in the telescoping process; the outer tube wall of the ash blowing tube is provided with the wear-resistant angle steel which is axially arranged, when the wear-resistant angle steel touches the position switch, the wear-resistant angle steel is positioned on the windward side in the flue, when the steam soot blower main body stops running, the inclined right-angle surfaces on the two sides of the wear-resistant angle steel can discharge the air flow mixed with dust to the two sides, so that the dust is prevented from directly entering the outer ash blowing tube through the nozzle, and further the outer ash blowing tube is not easy to be blocked due to dust accumulated in the outer ash blowing tube when the outer ash blowing tube stretches; the wear-resistant angle steel is arranged on the side of the outer ash blowing pipe without the nozzle, so that the wear-resistant angle steel is prevented from interfering the operation of the nozzle; by arranging the sealing plate, dust is prevented from entering a gap between the inner side of the wear-resistant angle steel and the outer wall of the blowing end of the outer blowing pipe, and meanwhile, air flow in the flue is prevented from being sprayed out through the gap between the inner side of the wear-resistant angle steel and the outer wall of the blowing end of the outer blowing pipe.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic front view of an anti-lock mechanism of a lance of the present utility model for a sootblower;
FIG. 2 is a schematic diagram of a front view of a portion of the anti-lock mechanism of the lance device for a sootblower of the present utility model.
Detailed Description
Referring to fig. 1 and 2, the anti-blocking mechanism of the blowing gun for the soot blower comprises a steam soot blower main body 1, a position switch 5, an outer soot blowing pipe 2, a nozzle 21, wear-resistant angle steel 3, a sealing plate 31, a flue 4 and a first bearing 41, wherein the first bearing 41 is arranged on the wall of the flue 4, the steam soot blower main body 1 is arranged outside the flue 4, the outer soot blowing pipe 2 is arranged at the output end of the steam soot blower main body 1, the blowing end of the outer soot blowing pipe 2 passes through the first bearing 41, the blowing end of the outer soot blowing pipe 2 extends into the inner hole of the flue 4, the blowing end of the outer soot blowing pipe 2 is provided with a plurality of nozzles 21, the outer pipe wall of the soot blowing pipe 2 is provided with wear-resistant angle steel 3 which is axially arranged, the wear-resistant angle steel 3 is arranged on one side of the outer soot blowing pipe 2 without the nozzles 21, the wear-resistant angle steel 3 clamps the soot blowing pipe 2, the sealing plate 31 is connected between the inner side of the wear-resistant angle steel 3 and the outer wall of the outer soot blowing pipe 2, the wear-resistant angle steel 3 extends from the blowing end of the outer soot blowing pipe 2 to the air inlet end of the outer soot blowing pipe 2, the position switch 5 is arranged on the steam soot blower main body 1, and the position switch 5 is suitable for the right angle steel of the wear-resistant angle steel 3.
Wherein the steam soot blower main body 1 is a telescopic soot blower.
Wherein, the air inlet end of the outer ash blowing pipe 2 is provided with a coaxial connecting sleeve 12, and the wear-resistant angle steel 3 and the outer ash blowing pipe 2 are arranged in the inner hole of the connecting sleeve 12.
Wherein, the steam soot blower main body 1 is provided with a driving device 13 for driving the outer soot blowing pipe 2 to stretch and rotate, and the driving device 13 is controlled by a controller 14 to operate.
Wherein the driving device 13 is controlled to operate by the position switch 5.
When the wear-resistant angle steel 3 touches the position switch 5, the wear-resistant angle steel 3 is positioned on the windward side in the flue 4.
The outer ash blowing pipe 2 and the wear-resistant angle steel 3 can axially move in the inner hole of the first bearing 41, the outer ash blowing pipe 2 and the wear-resistant angle steel 3 are in sealing connection with the inner hole of the first bearing 41, and the outer ash blowing pipe 2 is coaxial with the first bearing 41.
The working process of the utility model comprises the following steps:
in the working process of the anti-blocking mechanism of the blowing gun for the soot blower, the controller 14 and the position switch 5 can both control the operation of the driving device 13, the controller 14 and the position switch 5 are connected in parallel, the position switch 5 is in an on state when not touched, the position switch 5 is in an off state after touched, when the soot blower is in gas blowing operation, the controller 14 controls the driving device 13 to start, no matter whether the position switch 5 is touched or not, the operation of the driving device 13 cannot be interfered, when the soot blower needs to stop operation, the controller 14 cuts off the start of the driving device 13, but because the position switch 5 is in an on state, the driving device 13 still can be operated briefly, but the outer soot blowing tube 2 can rotate for a circle at most, the right-angle edges of the wear-resisting angle steel 3 can touch the position switch 5, the position switch 5 can be in an off state once touched, and then the driving device 13 stops operating immediately, and because the wear-resisting angle steel 3 is positioned on the windward side in the flue 4 when the position switch 5 is touched, the wear-resisting angle steel 3 is arranged on one side of the outer soot blowing tube 2 without the nozzle 21, the two sides of the wear-resisting angle steel 3 are prevented from being blocked by the dust mixed with the right-angle steel sides, and the dust is prevented from entering the outer blowing tube 2 directly because the dust is blown out of the dust blowing tube.
The utility model has simple structure and reasonable design, and can ensure that dust is not easy to enter the interior of the blowing gun through the nozzle, so that the blowing gun is not easy to be blocked in the telescoping process; the outer tube wall of the ash blowing tube 2 is provided with the wear-resistant angle steel 3 which is axially arranged, when the wear-resistant angle steel 3 touches the position switch 5, the wear-resistant angle steel 3 is positioned on the windward side in the flue 4, when the steam soot blower main body 1 stops running, the inclined right-angle surfaces on the two sides of the wear-resistant angle steel 3 can discharge the air flow mixed with dust to the two sides, so that dust is prevented from directly entering the outer ash blowing tube 2 through the nozzle 21, and further the outer ash blowing tube 2 is not easy to be blocked due to dust accumulation in the outer ash blowing tube during expansion and contraction; the wear-resistant angle steel 3 is arranged on one side of the outer ash blowing pipe 2 without the nozzle 21, so that the wear-resistant angle steel 3 is prevented from interfering with the operation of the nozzle 21; by arranging the sealing plate 31, dust is prevented from entering a gap between the inner side of the wear-resistant angle steel 3 and the outer wall of the blowing end of the outer blowing pipe 2, and meanwhile, air flow in the flue 4 is prevented from being sprayed out through the gap between the inner side of the wear-resistant angle steel 3 and the outer wall of the blowing end of the outer blowing pipe 2.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (7)
1. A jetting rifle anti-sticking dead mechanism for soot blower, its characterized in that: including steam soot blower main part (1), position switch (5), outer blow down pipe (2), nozzle (21), wear-resisting angle steel (3), shrouding (31), flue (4), first bearing (41), be equipped with first bearing (41) on flue (4) pipe wall, flue (4) outside is equipped with steam soot blower main part (1), steam soot blower main part (1) output is equipped with outer blow down pipe (2), after outer blow down pipe (2) blow down end passed first bearing (41), outer blow down pipe (2) blow down end stretches into flue (4) hole, outer blow down pipe (2) blow down end is equipped with a plurality of nozzle (21), blow down pipe (2) outer pipe wall is equipped with wear-resisting angle steel (3) of axial setting, wear-resisting angle steel (3) are established in one side of outer blow down pipe (2) no nozzle (21), wear-resisting angle steel (3) clip blow down pipe (2), even have (31) between the outer wall of outer blow down pipe (2) and outer blow down pipe (2), wear-resisting angle steel (3) extend from outer blow down pipe (2) end to outer blow down end, be equipped with right angle steel (5) and blow down switch (5) and advance on the position of air-side switch (5) the angle steel.
2. The anti-seize mechanism for a blowing gun of a sootblower of claim 1 wherein: the steam soot blower main body (1) is a telescopic soot blower.
3. The anti-seize mechanism for a blowing gun of a sootblower of claim 1 wherein: the air inlet end of the outer ash blowing pipe (2) is provided with a coaxial connecting sleeve (12), and the wear-resistant angle steel (3) and the outer ash blowing pipe (2) are arranged in the inner hole of the connecting sleeve (12).
4. The anti-seize mechanism for a blowing gun of a sootblower of claim 3 wherein: the steam soot blower is characterized in that a driving device (13) for driving the outer soot blowing pipe (2) to stretch and rotate is arranged on the steam soot blower main body (1), and the driving device (13) is controlled by a controller (14) to operate.
5. The anti-seize mechanism for a blowing gun of a sootblower of claim 4 wherein: the driving device (13) is controlled to operate by a position switch (5).
6. The anti-seize mechanism for a blowing gun of a sootblower of claim 1 wherein: when the wear-resistant angle steel (3) touches the position switch (5), the wear-resistant angle steel (3) is positioned on the windward side in the flue (4).
7. The anti-seize mechanism for a blowing gun of a sootblower of claim 1 wherein: the outer ash blowing pipe (2) and the wear-resistant angle steel (3) can axially move in the inner hole of the first bearing (41), the outer ash blowing pipe (2) and the wear-resistant angle steel (3) are in sealing connection with the inner hole of the first bearing (41), and the outer ash blowing pipe (2) is coaxial with the first bearing (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321551027.0U CN220322080U (en) | 2023-06-19 | 2023-06-19 | Anti-blocking mechanism of blowing gun for soot blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321551027.0U CN220322080U (en) | 2023-06-19 | 2023-06-19 | Anti-blocking mechanism of blowing gun for soot blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220322080U true CN220322080U (en) | 2024-01-09 |
Family
ID=89415020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321551027.0U Active CN220322080U (en) | 2023-06-19 | 2023-06-19 | Anti-blocking mechanism of blowing gun for soot blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220322080U (en) |
-
2023
- 2023-06-19 CN CN202321551027.0U patent/CN220322080U/en active Active
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