CN202546789U - Steam soot blower - Google Patents
Steam soot blower Download PDFInfo
- Publication number
- CN202546789U CN202546789U CN2012201448685U CN201220144868U CN202546789U CN 202546789 U CN202546789 U CN 202546789U CN 2012201448685 U CN2012201448685 U CN 2012201448685U CN 201220144868 U CN201220144868 U CN 201220144868U CN 202546789 U CN202546789 U CN 202546789U
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- blowing pipe
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- soot
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Abstract
The utility model provides a steam soot blower, which comprises a soot blowing system, a speed reduction driving system and a steam inlet system, wherein the soot blowing system mainly comprises a soot blowing pipe, a soot blowing pipe steam inlet joint and a soot blowing pipe steam spray head; the speed reduction driving system mainly comprises a speed reducer and a steam turbine; the steam inlet system mainly comprises a system steam inlet pipe, a residual pressure steam inlet pipe, a pressure regulating valve, a steam supply switching valve, a manual regulating valve and a system controller; the steam turbine is connected with the speed reducer through an output driving shaft; one end of the system steam inlet pipe is connected with the steam supply switching valve and the pressure regulating valve, and the other end of the system steam inlet pipe is connected with the steam inlet interface of the steam turbine; the system controller is connected with the steam supply switching valve; and one end of the residual pressure steam inlet pipe is connected with the steam outlet interface of the steam turbine, and the other end of the residual pressure steam inlet pipe is connected with the soot blowing pipe steam inlet joint through the manual regulating valve. Due to the adoption of the steam soot blower, a large amount of electric energy can be saved, and the size, weight and investment of equipment are reduced.
Description
Technical field
The utility model relates to a kind of soot blower of energy-conserving and environment-protective field of engineering technology, is specifically related to a kind of industrial furnace steam soot-blower.
Background technology
In actual production process; Can carry a large amount of ashes and impurity in the hot flue gas that produces after the industrial heating furnace fuel combustion; These ashes and impurity can form absorption and pile up on its surface through convection heat transfer' heat-transfer by convection boiler tube or its fin the time, thereby cause heat exchange efficiency to descend greatly.Keep smoke convection heat transfer boiler tube surface and its fin surface cleaning, the heat exchange efficiency between maintaining heat flue gas and the heat exchanger tube is very important.Therefore, people are devoted to address this problem always for many years.Successively Application and Development multiple steam sootblower.Have multiple acoustic wave ash ejector, infrasound soot blower and shock-wave ash blowing device on industrial heating furnace, to use in recent ten years again, this type soot blower is when using the heating furnace of dry type dust fuel, and the flue dust of its formation is more loose, and it is better to blow grey effect.For the fuel-firing gas-firing industrial heating furnace, the flue dust adhesiveness of its generation is more intense, still uses the prior steam soot blower.The industrial steam soot blower is to utilize the motor-driven reduction box at present, and the soot blower pipe that is dragged by reduction box again rotates, and when blowing ash, will consume the electric energy of a large amount of preciousnesses.
The utility model content
The utility model will solve is that the power consumption that exists of existing steam sootblower is big, the technical problem that the comprehensive utilization of energy rate is low.The steam soot-blower that the utility model provides can be saved a large amount of electric energy; Improve the comprehensive utilization of energy rate; Mainly be applicable on the waste heat recovery apparatus of convection section and flue gas of industry industrial furnaces such as petrochemical industry, electric power, iron and steel, also can be used in other industry industrial furnace.
The steam soot-blower that the utility model provides comprises soot blower system, deceleration system and intake system; Soot blower system mainly is made up of guide support behind supporting sealing member and the blowing pipe before blowing pipe, blowing pipe Intaking joint, blowing pipe steam jet, the blowing pipe; The deceleration system mainly is made up of reductor, steam turbine and deceleration system support part; Deceleration system support part is connected with the preceding supporting sealing member of blowing pipe, and intake system mainly is made up of system's steam steam inlet pipe, overbottom pressure steam steam inlet pipe, pressure-regulating valve, Pressure gauge, steam steam supply switch valve, manual modulation valve and system controller; Wherein, Steam turbine is connected with reductor through its output driving shaft; System's steam steam inlet pipe one end is connected with steam steam supply switch valve and pressure-regulating valve; The other end is connected with the admission interface of steam turbine, is provided with Pressure gauge between steam steam supply switch valve and the pressure-regulating valve, and system controller is connected with steam steam supply switch valve; Overbottom pressure steam steam inlet pipe one end is connected with the vapour interface that goes out of steam turbine, and the other end is connected with the blowing pipe Intaking joint through manual modulation valve, and going out between the vapour interface of manual modulation valve and steam turbine is provided with Pressure gauge.
Considering to blow has steam thermal energy to utilize in the grey process, especially have abundant in, the occasion of low-pressure steam.The utility model replaces the motor-driven that has steam sootblower now with steam turbine, to drag blowing pipe deceleration mechanism, blows ash with overbottom pressure steam again, to save a large amount of electric energy, reduces equipment volume, weight and equipment investment.
The utility model can be regulated the blowing pipe blowing pressure through regulating manual modulation valve, and then reaches the purpose that grey intensity is blown in adjusting.The utility model is through regulating pressure-regulating valve, can steam regulation turbine inlet steam pressure, thus change the blowing pipe rotary speed, to reach purpose to the adjustment of blowing pipe rotary speed.
The utility model with compared several outstanding advantages with the prior steam soot blower at present: the first, utilize the small steam turbine to substitute existing motor and drag the blowing pipe device, saved the additional electrical energy that motor consumes, reduced operating cost.The second, reduce the volume and weight of reductor, be convenient to on-the-spot the installation.The 3rd, cancellation soot blower drive motors and control appliance thereof can be saved equipment investment.The 4th, to blow grey intensity and can regulate at random, the blowing pipe rotary speed also can be adjusted at random, has improved and has blown grey effect and flexibility.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Among the figure, 1-pressure-regulating valve, 2-Pressure gauge, 3-steam steam supply switch valve, 4-system controller; 5-system steam steam inlet pipe, 6-admission interface, 7-steam turbine, 8-go out the vapour interface, 9-overbottom pressure steam steam inlet pipe; The 10-Pressure gauge, 11-manual modulation valve, 12-blowing pipe Intaking joint, 13-reductor, 14-blowing pipe; Supporting sealing member before the 15-blowing pipe, 16-blowing pipe steam jet, guide support behind the 17-blowing pipe, 18-output driving shaft, 19-deceleration system support part.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further described, but the specific embodiment does not limit the utility model.
The steam soot-blower that the utility model provides mainly is made up of three parts, is respectively soot blower system, deceleration system and intake system.Can know by Fig. 1; Soot blower system mainly is made up of guide support 17 behind supporting sealing member 15 and the blowing pipe before blowing pipe 14, blowing pipe Intaking joint 12, blowing pipe steam jet 16, the blowing pipe; The deceleration system mainly is made up of reductor 13, steam turbine 7 and deceleration system support part 19; Deceleration system support part 19 is in order to install and fix reductor 13 and steam turbine 7; Simultaneously adopt bolt to be connected between the supporting sealing member 15 before deceleration system support part 19 and the blowing pipe, certain, being connected between deceleration system support part 19 and the preceding supporting sealing member 15 of blowing pipe also can be adopted other removable connected mode.Intake system mainly is made up of system's steam steam inlet pipe 5, overbottom pressure steam steam inlet pipe 9, pressure-regulating valve 1, Pressure gauge 2 and Pressure gauge 10, steam steam supply switch valve 3, manual modulation valve 11 and system controller 4; Wherein, Steam turbine 7 is connected with the driving wheel of reductor 13 through its output driving shaft 18, and system's steam steam inlet pipe 5 one ends are connected with steam steam supply switch valve 3 and pressure-regulating valve 1, and the other end is connected with the admission interface 6 of steam turbine 7; Be provided with Pressure gauge 2 between steam steam supply switch valve 3 and the pressure-regulating valve 1; Pressure gauge 2 is in order to the measuring system steam steam inlet pipe 5 interior steam pressures that get in the steam turbine 7, and system controller 4 is connected with steam steam supply switch valve 3, in order to the quick unlatching and closure of control steam steam supply switch valve 3; System controller 4 also can be controlled the steam soot-blower that many covers are driven by steam turbine simultaneously, and it is extremely convenient to operate; Overbottom pressure steam steam inlet pipe 9 one ends are connected with the vapour interface 8 that goes out of steam turbine 7; The other end is connected with blowing pipe Intaking joint 12 through manual modulation valve 11; Going out of manual modulation valve 11 and steam turbine 7 is provided with Pressure gauge 10 between the vapour interface 8; Pressure gauge 10 is in order to measure the steam pressure that gets into blowing pipe 14 in the overbottom pressure steam steam inlet pipe 9, and manual modulation valve 11 is in order to regulate the pressure size that gets into the overbottom pressure steam in the blowing pipe 14.
In order to make pressure-regulating valve 1 have maximum adjusting leeway, pressure-regulating valve 1 can adopt cone valve or needle valve; In order to guarantee the 3 ability quick actings of steam steam supply switch valve, steam steam supply switch valve 3 can adopt ball valve or gate valve.
During operation; Low pressure steam gets into steam turbine 7 through the admission interface 6 of pressure-regulating valve 1, steam steam supply switch valve 3, steam turbine 7 successively along system's steam steam inlet pipe 5; The turbine rotor blade group that promotes in the steam turbine 7 is rotated; The rotation of turbine rotor blade group drives the turbine output driving shaft 18 that is attached thereto again and rotates; Turbine output driving shaft 18 links to each other with the driving wheel of reductor 13, and the driving wheel of reductor 13 is meshed with the driven pulley of reductor 13, and the driven pulley of reductor 13 is meshed with blowing pipe 14; The rotation of turbine output driving shaft 18 just is delivered on the blowing pipe 14 through reductor 13 like this, rotates thereby drive blowing pipe 14.Overbottom pressure steam gets into blowing pipes 14 through the vapour interface 8, overbottom pressure steam steam inlet pipe 9, manual modulation valve 11, blowing pipe Intaking joint 12 that goes out of steam turbine 7; And by 16 ejections of blowing pipe steam jet; Blowing pipe steam jet 16 rotates along with the rotation of blowing pipe 14, blows the ash action thereby accomplish.14 of blowing pipes behind supporting sealing member 15 and the blowing pipe on the guide support 17, can rotate before blowing pipe flexibly.Steam steam supply switch valve 3 is opened or closed by the control of system controller 4; Deceleration system support part 19 is fixedly installed to reductor 13 and steam turbine 7 on the device outer surface; Pressure gauge 2 and Pressure gauge 10 are measured the pressure of the steam that gets into steam turbine 7 and blowing pipe 14 respectively.
The course of work of the steam soot-blower of the utility model: during soot blower is external, low-pressure steam is stabilized on the force value of setting (for example 0.8～1.5MPa) via " self-operated type " pressure-regulating valve 1.Beginning most system controller 4 by the steam soot-blower of the utility model sends start signal to steam steam supply switch valve 3 and opens the valve steam supply; Steam gets into the driving wheel rotation that steam turbine 7 interior rotor blade groups produce driving force and drive reductor 13 through the admission interface 6 of steam turbine 7; Driving wheel drags blowing pipe 14 rotations after the driven pulley combiner of reductor 13 slows down.Meanwhile; Overbottom pressure steam gets into the blowing pipe inlet suction port 12 of blowing pipe 14 afterbodys through the steam inlet manual modulation valve that goes out vapour interface 8 and blowing pipe 14 11 of steam turbine 7; And 16 ejections of the blowing pipe Intaking joint through blowing pipe 14,, accomplishes blowing pipe 14 when rotating the purging on heat exchanger tube tube bank surface up and down.The angular speed of blowing pipe 14 rotations and the gear ratio of reductor 13 are closely related with the steam pressure difference of turnover steam turbine 7; (scalable blowing pipe steam inlet manual modulation valve 11 is regulated blowing pressure under the prerequisite of blowing grey steam pressure (being measured by Pressure gauge 10) satisfying; And then regulate and blow grey intensity); The setting pressure (steam turbine inlet steam pressure is measured by Pressure gauge 2) of regulating " self-operated type " pressure-regulating valve 1 can change blowing pipe 14 rotary speeies.Cut off when blowing grey steam when system controller 4 sends shutdown signal to steam steam supply switch valve 3, steam turbine stops operating, and accomplishes and once blows grey sampling action.
Claims (5)
1. steam soot-blower; Comprise soot blower system, deceleration system and intake system; Soot blower system mainly is made up of guide support behind supporting sealing member and the blowing pipe before blowing pipe, blowing pipe Intaking joint, blowing pipe steam jet, the blowing pipe; It is characterized in that: the deceleration system mainly is made up of reductor, steam turbine and deceleration system support part; Deceleration system support part is connected with the preceding supporting sealing member of blowing pipe, and intake system mainly is made up of system's steam steam inlet pipe, overbottom pressure steam steam inlet pipe, pressure-regulating valve, Pressure gauge, steam steam supply switch valve, manual modulation valve and system controller; Wherein, Steam turbine is connected with reductor through its output driving shaft; System's steam steam inlet pipe one end is connected with steam steam supply switch valve and pressure-regulating valve; The other end is connected with the admission interface of steam turbine, is provided with Pressure gauge between steam steam supply switch valve and the pressure-regulating valve, and system controller is connected with steam steam supply switch valve; Overbottom pressure steam steam inlet pipe one end is connected with the vapour interface that goes out of steam turbine, and the other end is connected with the blowing pipe Intaking joint through manual modulation valve, and going out between the vapour interface of manual modulation valve and steam turbine is provided with Pressure gauge.
2. steam soot-blower according to claim 1 is characterized in that being connected for bolt between the preceding supporting sealing member of described deceleration system support part and blowing pipe.
3. steam soot-blower according to claim 1 and 2 is characterized in that described pressure-regulating valve is cone valve or needle valve.
4. steam soot-blower according to claim 1 and 2 is characterized in that described steam steam supply switch valve is ball valve or gate valve.
5. steam soot-blower according to claim 3 is characterized in that described steam steam supply switch valve is ball valve or gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201448685U CN202546789U (en) | 2012-03-29 | 2012-03-29 | Steam soot blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201448685U CN202546789U (en) | 2012-03-29 | 2012-03-29 | Steam soot blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202546789U true CN202546789U (en) | 2012-11-21 |
Family
ID=47167413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201448685U Expired - Lifetime CN202546789U (en) | 2012-03-29 | 2012-03-29 | Steam soot blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202546789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122868A (en) * | 2014-07-24 | 2014-10-29 | 国网上海市电力公司 | Online monitoring device of power station boiler soot blower medium |
-
2012
- 2012-03-29 CN CN2012201448685U patent/CN202546789U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122868A (en) * | 2014-07-24 | 2014-10-29 | 国网上海市电力公司 | Online monitoring device of power station boiler soot blower medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |