CN217584499U - Soot blower applied to waste heat boiler - Google Patents
Soot blower applied to waste heat boiler Download PDFInfo
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- CN217584499U CN217584499U CN202221688863.9U CN202221688863U CN217584499U CN 217584499 U CN217584499 U CN 217584499U CN 202221688863 U CN202221688863 U CN 202221688863U CN 217584499 U CN217584499 U CN 217584499U
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- soot blower
- heat boiler
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Abstract
The utility model relates to the technical field of soot blowing devices for boilers, in particular to a soot blowing device applied to a waste heat boiler; the device comprises an air compression device, a buffer tank, a soot blower, a waste heat boiler and a cyclone dust collector; the air outlet end of the soot blower and the air inlet end of the waste heat boiler are fixedly mounted together, the air outlet end of the air compression device and the air inlet end of the buffer tank are fixedly connected together through a first pipeline, and the air outlet end of the buffer tank and the air inlet end of the soot blower are fixedly connected together through a second pipeline. The utility model has the advantages of reasonable and compact structure, convenient to use uses through air compression device, buffer tank, soot blower, exhaust-heat boiler and cyclone's cooperation, realizes the purpose of deashing, has prevented the damage that causes the geminate transistors wall and to the corruption of follow-up equipment, has safe and reliable and stable in pressure's characteristics, has made things convenient for the operation, has improved greatly and has blown grey efficiency, has guaranteed the normal operation of equipment.
Description
Technical Field
The utility model relates to a soot blower technical field for the boiler is a be applied to exhaust-heat boiler's soot blower.
Background
In the production process, the flue gas contains a large amount of micro silicon powder, which is easy to adhere to the wall of the heated surface pipe and seriously affects the heat exchange efficiency of the waste heat boiler, so that the selection of the waste heat boiler provided with the high-efficiency soot blower is very important; at present, the ash removal modes of the domestic and foreign waste heat boilers comprise steel brush ash removal, steel ball ash removal, steam ash removal and the like, but the steel brush ash removal has large abrasion on the pipe wall, and the steel ball ash removal consumes the steel ball amount and is abraded; therefore, most of the methods adopt a steam soot blowing method, but the pressure is unstable in the steam soot blowing process, so that the blowing efficiency is low, the surfaces of water-carrying pipe walls in steam are easy to harden, and dust after ash removal still contains water vapor, so that subsequent equipment is easy to corrode, the service life of the equipment is shortened, and the existing ash removal method cannot meet the production requirement.
Disclosure of Invention
The utility model provides a waste heat boiler blows grey system has overcome above-mentioned prior art not enough, and it can effectively solve current steel brush deashing and steel ball deashing big to pipe wall wearing and tearing, and steam blows grey inefficiency, pipe wall surface and easily hardens and easily causes the corruption to follow-up equipment, can not satisfy the problem of production needs already.
The technical scheme of the utility model is realized through following measure: a soot blower applied to a waste heat boiler comprises an air compression device, a buffer tank, a soot blower, the waste heat boiler and a cyclone dust collector; the air outlet end of the soot blower and the air inlet end of the waste heat boiler are fixedly mounted together, an air inlet end is arranged on the lower portion of the buffer tank, an air outlet end is arranged on the upper portion of the buffer tank, an air outlet end of the air compression device and the air inlet end of the buffer tank are fixedly connected together through a first pipeline, an air outlet end of the buffer tank and the air inlet end of the soot blower are fixedly connected together through a second pipeline, a flue gas outlet end of the waste heat boiler and a flue gas inlet end of the cyclone dust collector are fixedly connected together through a third pipeline, and a valve is fixedly mounted on the second pipeline.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the bag-type dust remover is arranged outside the waste heat boiler, the smoke outlet end of the cyclone dust remover and the smoke inlet end of the bag-type dust remover are fixedly connected together through a fourth pipeline, a fifth pipeline is fixedly connected to the smoke outlet end of the bag-type dust remover, and the third pipeline and the fourth pipeline are respectively and fixedly provided with the air inducing devices.
The air inducing device is an induced draft fan.
Valves are respectively and fixedly arranged on the first pipeline, the third pipeline, the fourth pipeline and the fifth pipeline; and a flowmeter is fixedly arranged on the second pipeline.
The air inlet end of the air compression device is fixedly provided with a horn-shaped air collecting cover, and the air collecting cover is fixedly provided with a filter screen.
The air compression device is an air compressor.
The soot blower is a soot blower.
The utility model has the advantages of reasonable and compact structure, convenient to use uses through air compression device, buffer tank, soot blower, exhaust-heat boiler and cyclone's cooperation, realizes the purpose of deashing, has prevented the damage that causes the geminate transistors wall and to the corruption of follow-up equipment, has safe and reliable and stable in pressure's characteristics, has made things convenient for the operation, has improved greatly and has blown grey efficiency, has guaranteed the normal operation of equipment.
Drawings
FIG. 1 is a process flow diagram of the present invention.
The codes in the figures are respectively: 1 is air compression device, 2 is the buffer tank, 3 is soot blower, 4 is exhaust-heat boiler, 5 is cyclone, 6 is first pipeline, 7 is the second pipeline, 8 is the third pipeline, 9 is the valve, 10 is the sack cleaner, 11 is the fourth pipeline, 12 is the fifth pipeline, 13 is the induced air device, 14 is the wind-collecting cover, 15 is the filter screen.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of each component is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in the attached figure 1, the soot blower applied to the waste heat boiler comprises an air compression device 1, a buffer tank 2, a soot blower 3, a waste heat boiler 4 and a cyclone dust collector 5; the air-out end of soot blower 3 and exhaust-heat boiler 4's air inlet end fixed mounting are in the same place, be equipped with the inlet end in the lower part of buffer tank 2, the upper portion at buffer tank 2 is equipped with the end of giving vent to anger, the air outlet end of air compression device 1 and the inlet end of buffer tank 2 are in the same place through 6 fixed connection of first pipeline, the end of giving vent to anger of buffer tank 2 and the air inlet end of soot blower 3 are in the same place through 7 fixed connection of second pipeline, exhaust-heat boiler 4's the flue gas outlet end and cyclone 5's the flue gas entrance point are in the same place through 8 fixed connection of third pipeline, fixed mounting has valve 9 on second pipeline 7. The air compression device 1, the buffer tank 2, the soot blowing device 3, the waste heat boiler 4 and the cyclone dust collector 5 are all known and used in the prior art; the buffer tank 2 can store the air compressed by the air compression device 1 in the buffer tank 2, so that the compressed air pressure is more stable, the problem of low purging efficiency caused by pressure fluctuation is solved, meanwhile, the buffer tank 2 can store a large amount of compressed air, and the air compression device 1 does not need to be started and stopped frequently during purging, so that the utilization rate of equipment is greatly improved; like this, through the cooperation of air compression device 1, buffer tank 2, soot blower 3, exhaust-heat boiler 4 and cyclone 5 use, realize the purpose of deashing, prevented the damage that causes the geminate transistors wall and to the corruption of follow-up equipment, have safe and reliable and pressure stability's characteristics, made things convenient for the operation, improved greatly and blown the ash efficiency, guaranteed the normal operating of equipment, prolonged the life of equipment.
The soot blower applied to the waste heat boiler can be further optimized or/and improved according to actual needs:
as shown in fig. 1, a bag-type dust collector 10 is arranged outside the exhaust-heat boiler 4, a flue gas outlet end of the cyclone dust collector 5 and a flue gas inlet end of the bag-type dust collector 10 are fixedly connected together through a fourth pipeline 11, a fifth pipeline 12 is fixedly connected to a flue gas outlet end of the bag-type dust collector 10, and an air inducing device 13 is fixedly mounted on the third pipeline 8 and the fourth pipeline 11 respectively. The bag-type dust collector 10 is known and commonly used; therefore, the air inducing device 13 is convenient for forming negative pressure inside the waste heat boiler 4, and is matched with the cyclone dust collector 5 and the bag-type dust collector 10 to better recover and remove dust from flue gas.
The air inducing device 13 is an induced draft fan as required. The induced draft fan is publicly known and used; the induced draft fan is convenient for make exhaust-heat boiler 4 inside form the negative pressure, more does benefit to the recovery of flue gas and removes dust.
As shown in fig. 1, valves 9 are fixedly mounted on the first pipeline 6, the third pipeline 8, the fourth pipeline 11 and the fifth pipeline 12 respectively; a flow meter is fixedly mounted on the second line 7. Thus, the valve 9 is convenient for controlling the air quantity; the flowmeter is convenient for measuring the air quantity.
As shown in fig. 1, a trumpet-shaped air collecting cover 14 is fixedly installed at an air inlet end of the air compression device 1, and a filter screen 15 is fixedly installed on the air collecting cover 14. In this way, the screen 15 facilitates filtering of impurities in the air, preventing clogging of the duct.
The air compression device 1 is an air compressor as required. Air compressors are well known and used; the air compressor is more practical and has better compression effect.
The sootblower 3 is a sootblower as required. Soot blowers are known and used in public; the soot blower is more practical and has better soot blowing effect.
The working process of the utility model is as follows: the method comprises the steps that compressed air is stored in a buffer tank 2 in advance, collected ash on the wall of a pipe needs to be cleaned after a waste heat boiler 4 runs for a period of time, the air pressure is set to be 1.0Mpa, a soot blowing device 3 is generally thrown into the buffer tank 2 at intervals of 4 hours, at the moment, the compressed air in the buffer tank 2 enters the soot blowing device 3 through a second pipeline 7, the compressed air passing through the soot blowing device 3 enters the waste heat boiler 4 through an air inlet end of the waste heat boiler 4, the wall of the pipe is blown, blown dust and smoke dust are sucked into a cyclone dust collector 5 and a bag-type dust collector 10 together for dust removal and recovery, and the smoke after dust removal enters the next process through a fifth pipeline 12; collecting large particle ash by a settling chamber at the bottom of the waste heat boiler 4 and discharging the ash regularly; compressed air is sent into through soot blower 3 and forms the air current disturbance in exhaust-heat boiler 4 inside, and cooperation induced draft device 13 negative pressure reaches the dusting effect, has reduced the boiler deposition and has improved boiler steam production efficiency, has reduced the fan power consumption, has improved soot blowing efficiency greatly, has guaranteed the normal operation of equipment, and compressed air can not cause the corruption to follow-up equipment simultaneously, has prolonged the life of equipment.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (10)
1. A soot blower applied to a waste heat boiler is characterized by comprising an air compression device, a buffer tank, a soot blower, the waste heat boiler and a cyclone dust collector; the air outlet end of the soot blower and the air inlet end of the waste heat boiler are fixedly mounted together, an air inlet end is arranged on the lower portion of the buffer tank, an air outlet end is arranged on the upper portion of the buffer tank, an air outlet end of the air compression device and the air inlet end of the buffer tank are fixedly connected together through a first pipeline, an air outlet end of the buffer tank and the air inlet end of the soot blower are fixedly connected together through a second pipeline, a flue gas outlet end of the waste heat boiler and a flue gas inlet end of the cyclone dust collector are fixedly connected together through a third pipeline, and a valve is fixedly mounted on the second pipeline.
2. The soot blower applied to the waste heat boiler as claimed in claim 1, wherein a bag-type dust collector is disposed outside the waste heat boiler, a flue gas outlet of the cyclone dust collector and a flue gas inlet of the bag-type dust collector are fixedly connected together through a fourth pipeline, a fifth pipeline is fixedly connected to the flue gas outlet of the bag-type dust collector, and an air inducing device is fixedly mounted on each of the third pipeline and the fourth pipeline.
3. The soot blower applied to the waste heat boiler according to claim 2, wherein the induced draft device is an induced draft fan.
4. The soot blower applied to the waste heat boiler as claimed in claim 3, wherein the first pipeline, the third pipeline, the fourth pipeline and the fifth pipeline are respectively and fixedly provided with a valve; and a flowmeter is fixedly arranged on the second pipeline.
5. The soot blower applied to the waste heat boiler according to claim 1, 2, 3 or 4, wherein a trumpet-shaped air collecting cover is fixedly installed on the air inlet end of the air compression device, and a filter screen is fixedly installed on the air collecting cover.
6. The soot blower applied to the waste heat boiler as claimed in claim 1, 2, 3 or 4, wherein the air compression device is an air compressor.
7. The soot blower applied to the waste heat boiler as claimed in claim 5, wherein the air compression device is an air compressor.
8. The soot blower applied to the waste heat boiler as claimed in claim 1, 2, 3 or 4, wherein the soot blower is a soot blower.
9. The soot blower applied to the waste heat boiler as claimed in claim 5, wherein the soot blower is a soot blower.
10. The soot blower applied to the waste heat boiler as claimed in claim 7, wherein the soot blower is a soot blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221688863.9U CN217584499U (en) | 2022-07-03 | 2022-07-03 | Soot blower applied to waste heat boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221688863.9U CN217584499U (en) | 2022-07-03 | 2022-07-03 | Soot blower applied to waste heat boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217584499U true CN217584499U (en) | 2022-10-14 |
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ID=83534584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221688863.9U Active CN217584499U (en) | 2022-07-03 | 2022-07-03 | Soot blower applied to waste heat boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217584499U (en) |
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2022
- 2022-07-03 CN CN202221688863.9U patent/CN217584499U/en active Active
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