CN104676615B - Weak blasting pulse soot blower - Google Patents
Weak blasting pulse soot blower Download PDFInfo
- Publication number
- CN104676615B CN104676615B CN201510039684.0A CN201510039684A CN104676615B CN 104676615 B CN104676615 B CN 104676615B CN 201510039684 A CN201510039684 A CN 201510039684A CN 104676615 B CN104676615 B CN 104676615B
- Authority
- CN
- China
- Prior art keywords
- weak
- weak blasting
- gas
- expansion link
- blasting pot
- 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
- 238000005422 blasting Methods 0.000 title claims abstract description 48
- 239000004071 soot Substances 0.000 title claims abstract description 41
- 238000007664 blowing Methods 0.000 claims abstract description 31
- 239000007789 gas Substances 0.000 claims abstract description 29
- 239000002737 fuel gas Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 238000010079 rubber tapping Methods 0.000 claims description 5
- 238000005276 aerator Methods 0.000 claims description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 3
- 239000003034 coal gas Substances 0.000 claims description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 3
- 239000003345 natural gas Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 239000000446 fuel Substances 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract 1
- 238000004880 explosion Methods 0.000 description 10
- 230000035939 shock Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
Landscapes
- Gasification And Melting Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to the field of pulse soot blowing, in particular to a weak blasting pulse soot blower. The weak blasting pulse soot blower comprises a weak blasting tank, a funnel-shaped mixer and a semi-spherical sprayer, wherein the gas outlet in the bottom of the weak blasting tank is communicated into a boiler which needs soot blowing, an igniter is connected to a gas inlet in the lateral wall of the weak blasting tank, multiple groups guide plates are sequentially disposed in the weak blasting tank from top to bottom, each group of guide plates comprises a pair of inclined plates, the bottommost ends of the pair of plates located at the same horizontal position do not contact, and a support plate is mounted at the bottom of the weak blasting tank; the small end of the mixer is connected with the igniter, and the large end of the mixer is connected with an air pipeline and a fuel gas pipeline; the sprayer is disposed at the gas outlet of the weak blasting tank and extends into the boiler which needs soot blowing, and the sprayer is provided with a plurality of holes of different sizes. By the weak blasting pulse soot blower, moisture generated by fuel combustion can be collected timely and effectively, corrosion of the weak blasting tank is reduced, the effective spraying area of the sprayer of the soot blower is increased, and soot blowing dead angle is avoided.
Description
Technical field
The present invention relates to impulse soot blowing field, more particularly, to a kind of weak quick-fried impulse ash blower.
Background technology
Pulse soot blower, also known as weak quick-fried soot blower, shock wave soot blower, shock wave soot blower etc., are by Ukraine earliest
Scientific and technical personnel propose at first in last century the eighties, mainly make the premix gas that fuel is formed with combustion-supporting gas by spray
Manage combustion explosion in the blasting pot connecting with flue, clear by the percussion of explosion wave and the souring of high-speed jet
Dust stratification except heat-transfer surface and flue wall.Domestic, start to develop from last century the nineties, because ash-removal effect is good and can
Remove intractable black dirt, development is very rapid.But because fuel and combustion-supporting gas occur combustion reaction can generate water, water droplet is attached
On weak blast top tank structure, long accumulation can cause certain corrosion to weak blasting pot, affects the use of weak blasting pot
Life-span.And existing weak quick-fried impulse ash blower is after producing shock wave by combustion explosion, shock wave is directly entered by pipeline
Enter to treat the boiler internal of soot blowing, effective soot blowing can only be carried out to the regional area of boiler, and the soot blowing at other positions of boiler effect
Really unsatisfactory, cause soot blowing dead angle.
Content of the invention
For above-mentioned technical problem, the present invention designed and developed a kind of weak quick-fried impulse ash blower it is therefore intended that can and
Shi Youxiao collects and removes the moisture of fuel combustion generation, reduces to the corrosion of of weak blasting pot itself, extends its service life；With
Effective projected area of Shi Zeng great soot blower nozzle, improves soot blowing effect, it is to avoid soot blowing dead angle.
The technical scheme that the present invention provides is:
A kind of weak quick-fried impulse ash blower, comprising:
Weak blasting pot, the gas outlet of its bottom is communicated to the boiler internal treating soot blowing, the gas of described weak blast pot sidewall
Body entrance is connected with lighter, and the inside of described weak blasting pot is disposed with multigroup deflector from top to bottom, each group
Deflector is the plate body of a pair of angled setting, and a pair of plate body is symmetrical set with the axis of described weak blasting pot for axis of symmetry,
And one end of each plate body is fixed on the inwall of described weak blasting pot, the other end is downward-sloping, and is in same level position
The least significant end of a pair of plate body be noncontact setting, to form water stream channel, it is high that each plate body is disposed as middle low, both sides
Groove-like structure, the bottom of described weak blasting pot is provided with a gripper shoe, and one end of described gripper shoe is interior with described weak blasting pot
Wall is fixed, and the other end slopes down to the tapping that described weak blast pot bottom opens up, and described tapping is provided with a cock body；
Blender, it is set to funnel-form, and the little head end of funnel-form blender is connected with described lighter, described funnel-form
The stub end of blender is connected with air pipe line and fuel gas pipeline；
Nozzle, it is arranged on the gas outlet of described weak blasting pot, and treats the boiler internal of soot blowing, institute described in extending into
State nozzle to be set on hemispherical and hemispherical nozzle offer multiple holes not of uniform size, described nozzle is weak with described
The gas outlet of blasting pot is provided with an extensible member, and described extensible member includes a set casing and an expansion link, described set casing
Treat described in being fixed on that, on the boiler inner wall of soot blowing, described expansion link is connected with the horizontal part of described nozzle, the arc of described nozzle
Portion is towards the described boiler inner wall treating soot blowing, and is provided with slide rail on the inwall of described set casing, on the outer wall of described expansion link
It is provided with the projection with the cooperation of described slide rail, the front end of described expansion link is provided with an elastic component with the front end of described set casing,
The rear end of described expansion link is provided with draw ring, and the rear end of described draw ring and described expansion link is detachably installed, and described draw ring is pacified
Equipped with a sealer, the groove portion that described draw ring can open up along along described set casing moves up and down, and described expansion link is with momentum effect
Lower destruction sealer, and the mode doing stretching motion along described slide rail arranges.
Preferably, in described weak quick-fried impulse ash blower, two adjacent groups deflector is in be crisscross arranged, and each water conservancy diversion
The area of plate one end fixing with the inwall of described weak blasting pot is more than the area of least significant end.
Preferably, in described weak quick-fried impulse ash blower, between described deflector and described weak blast top tank structure
Angle is 45～60 degree, and the angle between described gripper shoe and described weak blast top tank structure is 65～80 degree.
Preferably, in described weak quick-fried impulse ash blower, one end that described lighter is connected with described blender is high
Connection end at the gas feed with weak blasting pot for the described lighter.
Preferably, in described weak quick-fried impulse ash blower, the lower end of described lighter is also connected with an aerator.
Preferably, in described weak quick-fried impulse ash blower, in described fuel gas pipeline, it is connected with acetylene, coal gas, natural gas
Or any one in oil liquefied gas.
In weak quick-fried impulse ash blower of the present invention, air and fuel gas enter in blender through corresponding pipeline
It is sufficiently mixed, because described blender is set to a big, little funnel-form, air and fuel gas can be described mixed
It is sufficiently mixed in clutch, under the pressure effect of itself, described blender can be flowed out with larger flow velocity, to light again
When produce larger explosion wave.The water that fuel gas and air reaction generate simultaneously is internal multigroup due to described weak blasting pot
The setting of deflector, can be collected in described deflector in time, and flows downward along described deflector and collect in described weak
In the gripper shoe that blast pot bottom is arranged, and the final perforate from described weak blast pot bottom is discharged, and reduces to weak blasting pot originally
The corrosion of body, extends its service life.The hole multiple not of uniform size through opening up on described hemispherical nozzle for the explosion wave
Hole directive treats the diverse location of the boiler internal of soot blowing, in the presence of explosion wave and elastic component, destroys flexible rod rear end
Sealer, described expansion link moves along the boiler radial direction treating soot blowing, and drives described nozzle to carry out stretching motion, to increase
The effective area of impulse soot blowing, improves soot blowing effect, it is to avoid soot blowing dead angle.
Brief description
Fig. 1 is a kind of structural representation of use state of weak quick-fried impulse ash blower of the present invention；
Fig. 2 is the structural representation of weak quick-fried impulse ash blower another kind use state of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to description literary composition
Word can be implemented according to this.
As depicted in figs. 1 and 2, the present invention provides a kind of weak quick-fried impulse ash blower, comprising:
Weak blasting pot 1, the gas outlet of its bottom is communicated to by a right-angle elbow pipe 4 and treats inside the boiler 5 of soot blowing, boiler
The middle part of side wall offers right-angle elbow pipe installing port, is connected with lighter 6 at the gas feed of described weak blast pot sidewall, and institute
The inside stating weak blasting pot is disposed with multigroup deflector 7 from top to bottom, and each group of deflector is a pair of angled setting
Plate body, a pair of plate body is symmetrical set with the axis of described weak blasting pot for axis of symmetry, and one end of each plate body is fixed on institute
State on the inwall of weak blasting pot, the other end is downward-sloping, converged downwards along deflector with the water droplet being conducive to being attached on deflector
Collection.And be in same level position a pair of plate body least significant end be noncontact setting, to form water stream channel, each plate body is equal
It is set to the groove-like structure that centre is low, both sides are high, the convenient water collecting fuel gas and air reaction generation, it is to avoid water droplet attachment
Different parts in weak blast top tank structure.The bottom of described weak blasting pot is provided with a gripper shoe 8, one end of described gripper shoe with
The inwall of described weak blasting pot is fixed, and the other end slopes down to the tapping 9 that described weak blast pot bottom opens up, described perforate
Place is provided with a cock body, periodically opens cock body, the water droplet in gripper shoe is discharged in time.
Blender 2, it is set to funnel-form, and the little head end of funnel-form blender is connected with described lighter, described funnel
The stub end of shape blender is connected with air pipe line 10 and fuel gas pipeline 11, and air and fuel gas pass through corresponding air respectively
Pipeline and fuel gas pipeline enter in blender and mix, and because the volume of blender at gas feed is larger, are conducive to filling of gas
Point mixing, and under the flowing pressure of air and fuel gas itself, the less mixer outlet of mixed gas 'go'gage with
Larger flow velocity flows out.
Nozzle 3, it is arranged on the gas outlet of described weak blasting pot, and treats the boiler internal of soot blowing described in extending into,
Described nozzle is set to offer multiple holes 12 not of uniform size on hemispherical and hemispherical nozzle, lights through lighter
Mixed gas produce larger explosion wave, explosion wave sprays from multiple holes of hemispherical nozzle, and directive
The different parts of boiler internal, to carry out omnibearing soot blowing function to boiler inner wall simultaneously.Described nozzle and described weak blast
The gas outlet of tank is provided with an extensible member, and described extensible member includes a set casing 13 and an expansion link 14, described set casing
Treat described in being fixed on that, on the boiler inner wall of soot blowing, described expansion link is connected with the horizontal part of described nozzle, the arc of described nozzle
Portion is towards the described boiler inner wall treating soot blowing, and is provided with slide rail 15 on the inwall of described set casing, the outer wall of described expansion link
On be provided with projection 16 with the cooperation of described slide rail, the front end of the front end of described expansion link and described set casing is provided with an elasticity
Part 17, the rear end of described expansion link is provided with draw ring 18, and the rear end of described draw ring and described expansion link is detachably installed, and described draws
One sealer is provided with ring, groove portion that described draw ring can open up along along described set casing moves up and down, at ordinary times draw ring not with flexible
Rod rear end is installed, and the groove portion of set casing is closed；When needing to change soot blowing position in boiler for the nozzle, sealer will be installed
Draw ring be fixed on the rear end of expansion link, destroy in the momentum effect lower sealing film of explosion wave, and promote expansion link along described
Slide rail does stretching motion, realizes more omnibearing effective soot blowing.
In described weak quick-fried impulse ash blower, two adjacent groups deflector is in be crisscross arranged, anti-at utmost will burn
The water that should generate converges to be concentrated, and the area of each deflector one end fixing with the inwall of described weak blasting pot is more than least significant end
Area, could be arranged to fan-shaped or trapezoidal, both fully collect water droplet, the internal more space of weak blasting pot will not be taken again,
Reduce the impact of the percussion to explosion wave.
In described weak quick-fried impulse ash blower, the angle between described deflector and described weak blast top tank structure is 45～
60 degree, the angle between described gripper shoe and described weak blast top tank structure is 65～80 degree, to be conducive to the water producing that burns
Collect.
In described weak quick-fried impulse ash blower, one end that described lighter is connected with described blender is higher than described igniting
Connection end at the gas feed of device and weak blasting pot, lighter is 15～20 degree with the inclination angle of horizontal plane, is easy to gaseous mixture
Body smoothly enters in lighter.
In described weak quick-fried impulse ash blower, the lower end of described lighter is also connected with an aerator 19, air blast side
To at the gas feed towards weak blasting pot.
In described weak quick-fried impulse ash blower, in described fuel gas pipeline, it is connected with acetylene, coal gas, natural gas or L. P. G
Any one in gas.
Although embodiment of the present invention is disclosed as above, it is not restricted to listed in description and embodiment
With, it can be applied to various suitable the field of the invention completely, for those skilled in the art, can be easily
Realize other modification, therefore under the general concept being limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (6)
1. a kind of weak quick-fried impulse ash blower is it is characterised in that include:
Weak blasting pot, the gas outlet of its bottom is communicated to the boiler internal treating soot blowing, and the gas of described weak blast pot sidewall enters
It is connected with lighter at mouthful, and the inside of described weak blasting pot is disposed with multigroup deflector, each group of water conservancy diversion from top to bottom
Plate is the plate body of a pair of angled setting, and a pair of plate body is symmetrical set with the axis of described weak blasting pot for axis of symmetry, and often
One end of one plate body is fixed on the inwall of described weak blasting pot, and the other end is downward-sloping, and is in the one of same level position
The least significant end of plate body is arranged for noncontact, to form water stream channel, each plate body is disposed as the channel-shaped that centre is low, both sides are high
Structure, the bottom of described weak blasting pot is provided with a gripper shoe, and one end of described gripper shoe is solid with the inwall of described weak blasting pot
Fixed, the other end slopes down to the tapping that described weak blast pot bottom opens up, and described tapping is provided with a cock body；
Blender, it is set to funnel-form, and the little head end of funnel-form blender is connected with described lighter, described funnel-form mixing
The stub end of device is connected with air pipe line and fuel gas pipeline；
Nozzle, it is arranged on the gas outlet of described weak blasting pot, and treats the boiler internal of soot blowing, described spray described in extending into
Mouth is set on hemispherical and hemispherical nozzle offer multiple holes not of uniform size, described nozzle and described weak blast
The gas outlet of tank is provided with an extensible member, and described extensible member includes a set casing and an expansion link, and described set casing is fixed
On the described boiler inner wall treating soot blowing, described expansion link is connected with the horizontal part of described nozzle, the curved portions court of described nozzle
To the described boiler inner wall treating soot blowing, and slide rail is provided with the inwall of described set casing, the outer wall of described expansion link is arranged
There is the projection with the cooperation of described slide rail, the front end of described expansion link is provided with an elastic component with the front end of described set casing, described
The rear end of expansion link is provided with draw ring, and the rear end of described draw ring and described expansion link is detachably installed, and described draw ring is provided with
One sealer, the groove portion that described draw ring can open up along along described set casing moves up and down, and described expansion link is with broken under momentum effect
Bad sealer, and the mode doing stretching motion along described slide rail arranges.
2. as claimed in claim 1 weak quick-fried impulse ash blower it is characterised in that two adjacent groups deflector be in be crisscross arranged,
And the area of one end of inwall fixation of each deflector and described weak blasting pot is more than the area of least significant end.
3. as claimed in claim 2 weak quick-fried impulse ash blower it is characterised in that in described deflector and described weak blasting pot
Angle between wall is 45～60 degree, and the angle between described gripper shoe and described weak blast top tank structure is 65～80 degree.
4. as claimed in claim 1 weak quick-fried impulse ash blower it is characterised in that described lighter is connected with described blender
One end be higher than connection end at the gas feed of described lighter and weak blasting pot.
5. as claimed in claim 4 weak quick-fried impulse ash blower it is characterised in that the lower end of described lighter is also associated with one
Aerator.
6. the weak quick-fried impulse ash blower as described in any one of Claims 1 to 5 is it is characterised in that lead in described fuel gas pipeline
There is any one in acetylene, coal gas, natural gas or oil liquefied gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510039684.0A CN104676615B (en) | 2015-01-27 | 2015-01-27 | Weak blasting pulse soot blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510039684.0A CN104676615B (en) | 2015-01-27 | 2015-01-27 | Weak blasting pulse soot blower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104676615A CN104676615A (en) | 2015-06-03 |
| CN104676615B true CN104676615B (en) | 2017-01-25 |
Family
ID=53312012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510039684.0A Expired - Fee Related CN104676615B (en) | 2015-01-27 | 2015-01-27 | Weak blasting pulse soot blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104676615B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2421531Y (en) * | 2000-05-15 | 2001-02-28 | 董立新 | Multi-jet nozzle bundling type shock wave soot blower |
| CN1793732A (en) * | 2006-01-06 | 2006-06-28 | 北京凡元兴科技有限公司 | Explosion wave soot blower with fan |
| CN201652385U (en) * | 2010-05-13 | 2010-11-24 | 科晋尔（北京）环保科技有限公司 | Shock wave soot blower |
| US8220420B2 (en) * | 2010-03-19 | 2012-07-17 | General Electric Company | Device to improve effectiveness of pulse detonation cleaning |
| CN103994451A (en) * | 2014-05-23 | 2014-08-20 | 浙江莱梦德电力设备有限公司 | Soot blower |
| CN104048302A (en) * | 2014-06-27 | 2014-09-17 | 韦智生 | Lateral air inlet pulse tank |
-
2015
- 2015-01-27 CN CN201510039684.0A patent/CN104676615B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2421531Y (en) * | 2000-05-15 | 2001-02-28 | 董立新 | Multi-jet nozzle bundling type shock wave soot blower |
| CN1793732A (en) * | 2006-01-06 | 2006-06-28 | 北京凡元兴科技有限公司 | Explosion wave soot blower with fan |
| US8220420B2 (en) * | 2010-03-19 | 2012-07-17 | General Electric Company | Device to improve effectiveness of pulse detonation cleaning |
| CN201652385U (en) * | 2010-05-13 | 2010-11-24 | 科晋尔（北京）环保科技有限公司 | Shock wave soot blower |
| CN103994451A (en) * | 2014-05-23 | 2014-08-20 | 浙江莱梦德电力设备有限公司 | Soot blower |
| CN104048302A (en) * | 2014-06-27 | 2014-09-17 | 韦智生 | Lateral air inlet pulse tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104676615A (en) | 2015-06-03 |
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