CN202630016U - Periodically-discharged waste gas recoverer of power plant boiler - Google Patents
Periodically-discharged waste gas recoverer of power plant boiler Download PDFInfo
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- CN202630016U CN202630016U CN 201220288363 CN201220288363U CN202630016U CN 202630016 U CN202630016 U CN 202630016U CN 201220288363 CN201220288363 CN 201220288363 CN 201220288363 U CN201220288363 U CN 201220288363U CN 202630016 U CN202630016 U CN 202630016U
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- jar
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- pump
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Abstract
The utility model relates to a periodically-discharged waste gas recoverer of a power plant boiler and particularly relates to a waste gas recovering device for a periodical discharge flash tank of the power plant boiler. According to the recoverer, a recovery tank and the top of a periodical discharge tank are connected with vent pipes respectively, an electric vent valve is arranged between the two vent pipes, a demineralized water pipeline is connected with a saline water isolating valve, an electric adjusting valve and a shutoff valve, a liquid level meter is arranged on the upper portion of the recovery tank, the bottom of the recovery tank is connected with a blowdown valve, an electric drainage valve and a drainage pump, the drainage pump is communicated with a drainage pipe, an explosion-proof plate, an explosion-proof isolating valve, a safety valve and the vent pipe are arranged at the top of the periodical discharge tank respectively, a periodical discharge tank blowdown valve is arranged at the bottom of the periodical discharge tank, the drainage pipe of the boiler is communicated with the electric drainage valve and the periodical discharge tank, and waste gases of the periodical discharge tank is communicated with a suction pump through a pipeline. The recoverer has the advantages of being simple in structure, convenient to operate, capable of recycling waste gases and waste heat, low in investment cost, capable of reducing environmental pollution and noise pollution and widely applicable to recycling of waste gases and the waste heat which are periodically discharged by the power plant boiler.
Description
Technical field
The utility model relates to a kind of power plant boiler regular discharge waste gas recover, especially for the waste gas recovering device equipment of power plant boiler regular discharge flash vessel.
Background technology
At present, the thermal power generation plant adopts boiler to arrange the interior waste gas of boiler blowdown water after flash distillation of flash vessel surely sky is discharged in the prior art, not only causes thermal waste, and causes environmental pollution and noise pollution.Domestic waste gas recovering device is just simple realizes that waste gas reclaims, inconsiderate complete to the safe operation that boiler is arranged under jar variable working condition condition surely, purpose that can not the implement device essential safety.
Summary of the invention
The purpose of the utility model; Provide a kind of power plant boiler regular discharge waste gas recover, it is to adopt to decide waste discharge gas heating demineralized water, and realization waste gas Waste Heat Recovery is utilized again; Improve environmental pollution and noise pollution, reach the purpose that the guarantee boiler is arranged the normal operation of safety under jar variable working condition condition surely.
The utility model power plant boiler regular discharge waste gas recover takes following technical scheme to realize; It is to be made up of isolating valve and blowoff valve before isolating valve, drainage pump, content gauge, the pump behind recycling can, water drenching device, exhaust outlet, salt water isolation valve, electric control valve, stop valve, suction pump, electric-powered air release valve, bursting diaphragm, explosion-proof isolating valve, safety valve, fixed row's jar, blowoff valve, hydrophobic motor-driven valve, the pump; Recycling can with arrange the tank top surely and be connected blast pipe respectively; Blast pipe and fixed row jar go up blast pipe and are communicated with in the suction pump, install electric-powered air release valve between two blast pipes, install water drenching device in the recycling can; Device suction pump of recycling can top and exhaust outlet; Connect salt water isolation valve and electric control valve and stop valve on the demineralized water pipeline, demineralized water pipeline one end is communicated with suction pump and water drenching device, and the demineralized water pipeline other end is communicated with the desalination water pot; Part device content gauge on the recycling can; Recycling can bottom connects blowoff valve and hydrophobic motor-driven valve and drainage pump, and the both sides of drainage pump connect isolating valve and the preceding isolating valve of drainage pump behind the drainage pump respectively, and drainage pump is communicated with drain pipe; Surely arrange the tank top and install bursting diaphragm and explosion-proof isolating valve and safety valve and blast pipe respectively, arrange the pot bottom device surely and arrange a jar blowoff valve surely, the drain pipe of boiler is communicated with hydrophobic motor-driven valve and fixed row's jar, and fixed row's jar waste gas is communicated with suction pump through pipeline.Realization waste gas Waste Heat Recovery is utilized again, improves environmental pollution and noise pollution, reaches the guarantee boiler and arranges the normal operational effect of safety under jar variable working condition condition surely.
The effect of the utility model power plant boiler regular discharge waste gas recover is simple in structure; Easy to operate, the waste gas Waste Heat Recovery is utilized again, and cost of investment is low; Load-bearing capacity accommodation is big; Reduce environmental pollution and noise pollution, ensure that boiler safety normally moves, be widely used in the appliance arrangement that power plant boiler regular discharge waste gas Waste Heat Recovery is utilized again.
Description of drawings
The utility model power plant boiler regular discharge waste gas recover will combine accompanying drawing to describe in further detail.
Fig. 1 is the structural representation of the utility model power plant boiler regular discharge waste gas recover.
1-recycling can; 2-water drenching device; 3-exhaust outlet; 4-salt water isolation valve; 5-electric control valve; 6-stop valve; 7-suction pump; 8-electric-powered air release valve; 9-bursting diaphragm; 10-explosion-proof isolating valve; 11-safety valve; 12-fixed row's jar; 13-blowoff valve; 14-hydrophobic motor-driven valve; Isolating valve behind 15-pump; 16-drainage pump; 17-content gauge; Isolating valve before 18-pump; 19-blowoff valve.
The specific embodiment
With reference to Fig. 1; The utility model power plant boiler regular discharge waste gas recover; It is to be made up of isolating valve 18 and blowoff valve 19 before isolating valve 15, drainage pump 16, content gauge 17, the pump behind recycling can 1, water drenching device 2, exhaust outlet 3, salt water isolation valve 4, electric control valve 5, stop valve 6, suction pump 7, electric-powered air release valve 8, bursting diaphragm 9, explosion-proof isolating valve 10, safety valve 11, fixed row jars 12, blowoff valve 13, hydrophobic motor-driven valve 14, the pump, and recycling can 1 is connected blast pipe respectively with fixed row jar 12 tops, and blast pipe arranges with fixed that blast pipe is communicated with on the jar 12 in the suction pump 7; Device electric-powered air release valve 8 between two blast pipes; Device water drenching device 2 in the recycling can 1, recycling can 1 top device suction pump 7 and exhaust outlet 3 connects salt water isolation valve 4 and electric control valve 5 and stop valve 6 on the demineralized water pipeline; Demineralized water pipeline one end is communicated with suction pump 7 and water drenching device 2; The demineralized water pipeline other end is communicated with the desalination water pot, middle part device content gauge 17 on the recycling can 1, and recycling can 1 bottom connects blowoff valve 19 and hydrophobic motor-driven valve 18 and drainage pump 16; The both sides of drainage pump 16 connect behind the drainage pump isolating valve 18 before the isolating valve 15 and drainage pump respectively, and drainage pump 16 is communicated with drain pipe; Fixed row installs at jar 12 tops bursting diaphragm 9 and explosion-proof isolating valve 10 and safety valve 11 and blast pipe respectively; Fixed row's jar 12 bottom devices are arranged jar blowoff valve 13 surely; The drain pipe of boiler is communicated with hydrophobic motor-driven valve 14 and the fixed jar 12 of arranging, and fixed row's jar 12 waste gas pass through pipeline with suction pump 7 connections.Realization waste gas Waste Heat Recovery is utilized again, improves environmental pollution and noise pollution, reaches the guarantee boiler and arranges the normal operational effect of safety under jar 12 variable working condition conditions surely.
The embodiment of the utility model power plant boiler regular discharge waste gas recover; It is to be made of recycling can 1, water drenching device 2, suction pump 7, fixed row's jar 12, drainage pump 16, blowoff valve 19; Demineralized water is connected with suction pump 7 with electric control valve 5 by salt water isolation valve 4; One road pipeline connects with water drenching device in the recycling can 12, and recycling can 1 bottom is connected with before recycle-water outlet valve, drainage pump 16, the drainage pump isolating valve 15 behind the isolating valve 18 and drainage pump; The hydrophobic warp of boiler platoon flash vessel is arranged the inlet of jar surely with deciding row's jar 12 connections, and fixed jar 12 waste gas of arranging are communicated with suction pump 7 by pipeline, recycling can 1 and fixed jar 12 bottoms blowoff valve 19 that recycling can is set respectively and the blowoff valve 13 of deciding row's jar arranged.Demineralized water gets into suction pumps 7 through salt water isolation valve 4 and electric control valve 5, utilizes suction pump 7 that waste gas is arranged jar 12 extractions from fixed, and enters recycling can 1 after the heat exchange; Another road pipeline demineralized water gets into recycling can 1 through water drenching device 2, forms suction well, mixed liquor dilatation in recycling can 1, deoxygenation through the tangential moisturizing; Oxygen exhaust outlet 3 from the recycling can is discharged, mixing water before recycling can 1 bottom drainage pump behind isolating valve 18 and drainage pump 16 and the drainage pump isolating valve 15 discharge, reclaim; When water quality was defective, mixing water entered trench through the sewage door 19 of recycling can, prevented to pollute; The platoon flash vessel is hydrophobic to carry out the flash distillation dilatation through the fixed row's jar 12 of hydrophobic motor-driven valve 14 entering, hydrophobic blowoff valve 13 discharges of arranging jar surely through the bottom, and waste gas gets into suction pump 7 through pipeline; When exhausted air quantity increases or reduce, through the unlatching of control demineralized water electric control valve 5, regulate inflow, adapt to load variations; When system broke down, fixed row's jar electric-powered air release valve 8 was opened, and waste gas is drained in the air, if when fixed row's jar 12 pressure continue to rise or fixed row's jar electric-powered air release valve 8 failover are not opened, safety valve 11 actions will be arranged jar 12 pressure surely and lowered; If there are a large amount of hydrophobic entering to arrange surely in the jar 12 suddenly, fixed row's jar 12 pressure sharply rise, when safety valve 11 exhaust step-downs are untimely, and bursting diaphragm 9 explosions, pressure release; The explosion-proof isolating valve 10 of cutting out bursting diaphragm 9 bottoms can on-line replacing bursting diaphragm 9, and content gauge 17 is used for keeping watch on recycling can 1 liquid level face, and regulates drainage pump 16 water yields according to the liquid level face.
Claims (1)
1. power plant boiler regular discharge waste gas recover; It is to be made up of isolating valve (18) and blowoff valve (19) before isolating valve (15), drainage pump (16), content gauge (17), the pump behind recycling can (1), water drenching device (2), exhaust outlet (3), salt water isolation valve (4), electric control valve (5), stop valve (6), suction pump (7), electric-powered air release valve (8), bursting diaphragm (9), explosion-proof isolating valve (10), safety valve (11), fixed row jar (12), blowoff valve (13), hydrophobic motor-driven valve (14), the pump; It is characterized in that recycling can (1) is connected blast pipe respectively with fixed row jar (a 12) top; Suction pump (7) go up blast pipe and fixed row jar (12) upward blast pipe be communicated with; Install electric-powered air release valve (8) between two blast pipes; Device water drenching device (2) in the recycling can (1); Recycling can (1) top device suction pump (7) and exhaust outlet (3); Connect salt water isolation valve (4) and electric control valve (5) and stop valve (6) on the demineralized water pipeline, demineralized water pipeline one end is communicated with suction pump (7) and water drenching device (2), and the demineralized water pipeline other end is communicated with the desalination water pot; Part device content gauge (17) during recycling can (1) is gone up; Recycling can (1) bottom connects blowoff valve (19) and hydrophobic motor-driven valve (18) and drainage pump (16), and the both sides of drainage pump (16) connect isolating valve (15) and the preceding isolating valve (18) of drainage pump behind the drainage pump respectively, and drainage pump (16) is communicated with drain pipe; Fixed row installs bursting diaphragm (9) and explosion-proof isolating valve (10) and safety valve (11) and blast pipe respectively in jar (a 12) top; Fixed row's jar (12) bottom device is arranged a jar blowoff valve (13) surely; The drain pipe of boiler is communicated with hydrophobic motor-driven valve (14) and fixed row jar (12), and fixed row's jar (12) waste gas is communicated with through the same suction pump of pipeline (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220288363 CN202630016U (en) | 2012-06-19 | 2012-06-19 | Periodically-discharged waste gas recoverer of power plant boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220288363 CN202630016U (en) | 2012-06-19 | 2012-06-19 | Periodically-discharged waste gas recoverer of power plant boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202630016U true CN202630016U (en) | 2012-12-26 |
Family
ID=47383211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220288363 Expired - Fee Related CN202630016U (en) | 2012-06-19 | 2012-06-19 | Periodically-discharged waste gas recoverer of power plant boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202630016U (en) |
-
2012
- 2012-06-19 CN CN 201220288363 patent/CN202630016U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20130619 |