CN201652385U - Shock wave soot blower - Google Patents
Shock wave soot blower Download PDFInfo
- Publication number
- CN201652385U CN201652385U CN2010201941527U CN201020194152U CN201652385U CN 201652385 U CN201652385 U CN 201652385U CN 2010201941527 U CN2010201941527 U CN 2010201941527U CN 201020194152 U CN201020194152 U CN 201020194152U CN 201652385 U CN201652385 U CN 201652385U
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- Prior art keywords
- shock
- ignition module
- wave ash
- supply system
- ash blowing
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Abstract
The utility model relates to a soot blower, in particular to a shock wave soot blower, which comprises a control system, a gas supply system and at least one gas distributing ignition module, wherein the control system is connected with a control cable, and the gas supply system comprises a fuel gas outlet and an air outlet; the front end of the gas distributing ignition module is communicated with the fuel gas outlet and the air outlet, and the back end thereof is connected with at least one pulse generator by a fuel gas conveying pipeline; and the pulse generator is connected with a soot blowing nozzle, and the control cable is sequentially and electrically connected with the gas distributing ignition modules and the pulse generators. Compared with the prior art, since the shock wave soot blower has high integration and modularization, the whole system is very simple to install, debug and maintain; and simultaneously, the air consumption is small, the energy is saved, and the frequency of fuel gas replacement is greatly reduced simultaneously, so that the running cost is lower.
Description
Technical field
The utility model relates to a kind of soot blower, is meant a kind of shock-wave ash blowing device especially.
Background technology
The dust stratification of the superheater of coal-fired power station, waste heat, heating boiler back-end ductwork in actual motion, economizer, Air Preheater Heating Surface is difficult to avoid.Boiler in service increases because of fouling of heating surface causes heat transfer resistance, and the boiler heat exchange efficiency descends, and exhaust gas temperature rises, and the flue gas flow area reduces, and finally causes vicious circle, forces the boiler load down until blowing out.
Collecting ash is according to producing reason, producing the different of position and bulk properties, generally can be divided into slagging scorification, dry and soft dust stratification, low temperature harden four types of dust stratification and viscous ash deposits.
The harm of collecting ash is mainly reflected in five aspects: (1) brings out security incident; (2) reduce the thermal efficiency, waste fuel; (3) reduce boiler output; (4) reduce boiler service life; (5) reduce economic benefit.For large-scale station boiler, the thermal efficiency that dust stratification causes descends and directly shows in the rising of exhaust gas temperature.The exhaust gas temperature rising amplitude that dust stratification causes is generally at 15～30 ℃, and the thermal efficiency that is caused descends generally 1%～2%.Therefore it is very necessary being equipped with slag-blowing equipmemt.
Existing slag-blowing equipmemt has steam sootblower, acoustic wave ash ejector and gas shock wave soot blower etc.: the steam sootblower smoke moisture is big, easily form viscous ash deposit, afterbody preheater place particularly, because temperature is low, sour corrosion increases the weight of, and easily dust stratification stops up flue and has the booster potential safety hazard, blow grey energy consumption height, the flexible distortion of soot blower telescopic section, maintenance is big, to heat exchange top blast ash weak effect in the boiler back end ductwork; Acoustic wave ash ejector is owing to be to blow ash in advance, and operational effect is just good simultaneously must to be synchronized with boiler, if ash blows again on the equivalance, it is slow to blow grey speed, and efficient is lower; And the shock-wave ash blowing device is owing to blow grey effective, the deashing effective range is big, speed is fast, the time is short, deashing is more thorough, dissimilar dust stratifications all there is optimum adaptation, the direction of spout and shape are easy to adjust, no-rotary part, non-maintaining, blow ash blanking time long, operating cost is low, thereby be widely used.But the common system architecture complexity of existing shock-wave ash blowing device, integrated degree is low, installs loaded down with trivial detailsly, and it is big to take up room, energy-conservation and operating cost is undesirable.
The utility model content
Main purpose of the present utility model is to overcome the shortcoming of prior art, and the shock-wave ash blowing device that a kind of Highgrade integration, system architecture are simple, be easy to control is provided.
The utility model adopts following technical scheme:
A kind of shock-wave ash blowing device comprises
One control system, this control system is connected with the control cable;
One air supply system, this air supply system have a gas outlet and an air outlet slit;
At least one distribution ignition module, the front end of this distribution ignition module is communicated with described gas outlet and described air outlet slit, the rear end of this distribution ignition module is connected with at least one impulse generator by a fuel pump deliver line, and this impulse generator is connected with one and blows grey spout;
Described control cable is electrically connected on described distribution ignition module and described impulse generator successively.
Preferably, adopt stainless steel flexible hose to be connected between described distribution ignition module and the described fuel pump deliver line, the vibration that can avoid explodes is produced is delivered on the pipe-line system, has further improved security and reliability.
Preferably, the surfaces externally and internally of described fuel pump deliver line is coated with a coating layer, can guarantee to use for a long time non-corroding, improves pipeline service life.
Preferably, described distribution ignition module is integrated distribution ignition module.
Preferably, described distribution ignition module includes igniter head and puts cupping jar, and this igniter head is installed in the rear end of this cupping jar, has thoroughly avoided not firing product is extruded a cupping jar because of expansion problem in some cupping jar.
Preferably, described air supply system is the automatic voltage regulation air supply system.
Described air supply system is provided with the combustion gas leak detection apparatus.
Preferably, described air supply system is provided with the deficency checkout gear.
Preferably, described control system is a dcs.
The utility model adopts full distributed system and tree-like pipeline structure, and it is independent mutually that grey path is blown on each road, the security reliability height, and operation and control are simple and easy.
The utility model does not have the air delivery pipe road, has only fuel pump deliver line, and pipe-line system has obtained simplifying significantly, has greatly improved the reliability of pipe-line system, has greatly reduced the maintenance and repair workload and the expense of pipe-line system simultaneously.
In the utility model, integrated distribution ignition module has adopted the initiatively advanced technology device and the measures such as free convection inhibition technology, critical blender, anti-riot fully+dual explosion-proof bidirectional electromagnetic valve, miniature critical orifice plate current stabilization technology, sustained arc firing technique of electromechanical integration of original creation, guarantee not have tempering and miso-fire, guarantee safe and reliable operation.
The utility model is when firing, and its instantaneous detonation pressure has only 0.6-0.8MP, and the pressure of this order of magnitude can guarantee to blow grey intensity, can not cause damage to boiler internal and external component or facility again.
The utility model adopts the automatic voltage regulation air supply system, and is provided with combustion gas leak detection apparatus and deficency checkout gear on air supply system, guarantees the stable and air feed safety of supply gas pressure.
The utility model adopts dcs, allow operation in the user to any one blow the grey intensity of blowing of grey spout, purge the time started, blow ash at every turn blow out quantity setting and work out ash-blowing procedure and call at any time arbitrarily in allowed band.
In a word, compared with prior art, a kind of shock-wave ash blowing device of the present utility model is because Highgrade integration and modularization, whole system is installed, is debugged and safeguards very easy, because air consumption is little, the frequency of changing combustion gas is reduced greatly, thereby make operating cost lower simultaneously.
Description of drawings
Fig. 1 is the structural representation of a kind of shock-wave ash blowing implement body of the utility model embodiment.
The specific embodiment
Below the utility model will be further described by the specific embodiment.
Embodiment one
With reference to Fig. 1, a kind of shock-wave ash blowing device of the present utility model, comprise a dcs 1 and an automatic voltage regulation air supply system 2, dcs 1 is connected with control cable 8, and automatic voltage regulation air supply system 2 has acetylene gas outlet 3 and one air outlet slit 4.
With reference to Fig. 1, a kind of shock-wave ash blowing device of the present utility model also comprises integrated distribution ignition module 501,502,503,504,505,506,507,508,509 and 510, and integrated distribution ignition module 501,502,503,504,505,506,507,508,509 and 510 front end all are communicated with acetylene gas outlet 3 and air outlet slit 4.The rear end of integrated distribution ignition module 501 is connected with three impulse generators 601,602 and 603 by a fuel pump deliver line 9, and impulse generator 601,602 and 603 is connected with respectively and blows grey spout 701,702 and 703.Integrated distribution ignition module 502,503,504,505,506,507,508 and 509 rear end all are connected with two impulse generators, all are connected with behind each impulse generator and blow grey spout.The rear end of integrated distribution ignition module 510 all is connected with an impulse generator 720, and impulse generator 720 is connected with and blows grey spout.Control cable 8 is electrically connected on all integrated distribution ignition module and all impulse generators.
A kind of shock-wave ash blowing device of the present utility model adopts advanced flow control technique, proportioning is accurate, air consumption is minimum, many defectives of the combustion gas class soot blower that domestic boiler now uses have been overcome, increased substantially deflagration wave to boiler superheater, economizer, heat-transfer surfaces such as air preheater blow grey intensity and security reliability, realized tight security, high reliability, the target of Highgrade integration and high energy saving (fuel gas and power consumption), greatly widened the scope of application of shock-wave ash blowing device, product both had been widely used in all kinds of station boilers, also was specially adapted to oil with high superiority of effectiveness, chemical industry, metallurgical, cement, papermaking, the technology heating furnace of industries such as heating, waste heat boiler, the chemical plant heat-exchanging furnace, the paper mill alkali recovery furnace, the ash disposal of the heat exchanger heating surface of Industrial Boilers such as heating boiler.
Embodiment two
Principle and the structure of present embodiment and embodiment one are basic identical, difference is: adopt stainless steel flexible hose to be connected between integrated distribution ignition module and the fuel pump deliver line, the vibration that can avoid explodes is produced is delivered on the pipe-line system, has further improved security and reliability.
Embodiment three
Principle and the structure of present embodiment and embodiment one are basic identical, and difference is: the surfaces externally and internally of fuel pump deliver line is coated with a coating layer, can guarantee to use for a long time non-corroding, improves pipeline service life.
Embodiment four
Principle and the structure of present embodiment and embodiment one are basic identical, difference is: integrated distribution ignition module includes igniter head and puts cupping jar, this igniter head is installed in the rear end of this cupping jar, has thoroughly avoided not firing product is extruded a cupping jar because of expansion problem in some cupping jar.
Embodiment five
Principle and the structure of present embodiment and embodiment one are basic identical, and difference is: be provided with combustion gas leak detection apparatus and deficency checkout gear on the automatic voltage regulation air supply system, guarantee the stable and air feed safety of supply gas pressure.
Above-mentioned only is several specific embodiment of the present utility model, but design concept of the present utility model is not limited thereto, and allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (9)
1. a shock-wave ash blowing device is characterized in that: comprise
One control system, this control system is connected with the control cable;
One air supply system, this air supply system have a gas outlet and an air outlet slit;
At least one distribution ignition module, the front end of this distribution ignition module is communicated with described gas outlet and described air outlet slit, the rear end of this distribution ignition module is connected with at least one impulse generator by a fuel pump deliver line, and this impulse generator is connected with one and blows grey spout;
Described control cable is electrically connected on described distribution ignition module and described impulse generator successively.
2. a kind of shock-wave ash blowing device as claimed in claim 1 is characterized in that: adopt stainless steel flexible hose to be connected between described distribution ignition module and the described fuel pump deliver line.
3. a kind of shock-wave ash blowing device as claimed in claim 1, it is characterized in that: the surfaces externally and internally of described fuel pump deliver line is coated with a coating layer.
4. a kind of shock-wave ash blowing device as claimed in claim 1 is characterized in that: described distribution ignition module is integrated distribution ignition module.
5. a kind of shock-wave ash blowing device as claimed in claim 4 is characterized in that: described distribution ignition module includes igniter head and puts cupping jar, and this igniter head is installed in the rear end of this cupping jar.
6. as claim 1 or 2 or 3 or 4 or 5 described a kind of shock-wave ash blowing devices, it is characterized in that: described air supply system is the automatic voltage regulation air supply system.
7. as claim 1 or 2 or 3 or 4 or 5 described a kind of shock-wave ash blowing devices, it is characterized in that: described air supply system is provided with the combustion gas leak detection apparatus.
8. as claim 1 or 2 or 3 or 4 or 5 described a kind of shock-wave ash blowing devices, it is characterized in that: described air supply system is provided with the deficency checkout gear.
9. as claim 1 or 2 or 3 or 4 or 5 described a kind of shock-wave ash blowing devices, it is characterized in that: described control system is a dcs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201941527U CN201652385U (en) | 2010-05-13 | 2010-05-13 | Shock wave soot blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201941527U CN201652385U (en) | 2010-05-13 | 2010-05-13 | Shock wave soot blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201652385U true CN201652385U (en) | 2010-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201941527U Expired - Lifetime CN201652385U (en) | 2010-05-13 | 2010-05-13 | Shock wave soot blower |
Country Status (1)
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| CN (1) | CN201652385U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563673A (en) * | 2012-02-14 | 2012-07-11 | 北京光华纺织集团有限公司 | Gas isolating-type pre-mixing and igniting device |
| CN102913923A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Device capable of automatically removing ash for thermal power generation or thermoelectric boiler |
| CN102913922A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913921A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913920A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913924A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913928A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN104676615A (en) * | 2015-01-27 | 2015-06-03 | 深圳凡元兴科技有限公司 | Weak blasting pulse soot blower |
| CN111043615A (en) * | 2019-12-26 | 2020-04-21 | 北京光华纺织集团有限公司 | Shock wave soot blower is from joining in marriage safe convenient pipeline and sweeping device |
-
2010
- 2010-05-13 CN CN2010201941527U patent/CN201652385U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913923A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Device capable of automatically removing ash for thermal power generation or thermoelectric boiler |
| CN102913922A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913921A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913920A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913924A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102913928A (en) * | 2011-08-01 | 2013-02-06 | 北京中电聚科科技有限公司 | Automatic deashing device for thermal-powered or thermoelectric boilers |
| CN102563673A (en) * | 2012-02-14 | 2012-07-11 | 北京光华纺织集团有限公司 | Gas isolating-type pre-mixing and igniting device |
| CN104676615A (en) * | 2015-01-27 | 2015-06-03 | 深圳凡元兴科技有限公司 | Weak blasting pulse soot blower |
| CN104676615B (en) * | 2015-01-27 | 2017-01-25 | 深圳凡元兴科技有限公司 | Weak blasting pulse soot blower |
| CN111043615A (en) * | 2019-12-26 | 2020-04-21 | 北京光华纺织集团有限公司 | Shock wave soot blower is from joining in marriage safe convenient pipeline and sweeping device |
| CN111043615B (en) * | 2019-12-26 | 2022-02-18 | 北京光华纺织集团有限公司 | Shock wave soot blower is from joining in marriage safe convenient pipeline and sweeping device |
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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 |
Granted publication date: 20101124 |
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| CX01 | Expiry of patent term | ||
| DD01 | Delivery of document by public notice |
Addressee: KEJINER BEIJING ECO FRIENDLY Co.,Ltd. Document name: Notification of Expiration of Patent Right Duration |
|
| DD01 | Delivery of document by public notice |