CN2342241Y - Low pressure high temperature energy saving dust removing boiler - Google Patents
Low pressure high temperature energy saving dust removing boiler Download PDFInfo
- Publication number
- CN2342241Y CN2342241Y CN 98210544 CN98210544U CN2342241Y CN 2342241 Y CN2342241 Y CN 2342241Y CN 98210544 CN98210544 CN 98210544 CN 98210544 U CN98210544 U CN 98210544U CN 2342241 Y CN2342241 Y CN 2342241Y
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- CN
- China
- Prior art keywords
- steel plate
- boiler
- chimney
- interlayer
- accumbency
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Abstract
The utility model relates to a low-pressure high-temperature energy-saving dust removing boiler, comprising a boiler and steel plate chimneys. The lower part of a horizontal steel plate chimney (41) is communicated with the smoke outlet of the boiler (34), and the right side of the horizontal steel plate chimney (41) is communicated with the upper left side of the vertical steel plate chimney (21). The lower part of a vertical steel plate chimney (21) is communicated with the left side of a trough-shaped horizontal steel plate chimney (2), and the right side of the trough-shaped horizontal steel plate chimney is provided with a ventilating phase (10) and a draught fan (12). The horizontal steel plate chimney (41) and the vertical steel plate chimney (21) are provided with sandwich layers (4) and spiral pipes (22, 26). The inner upper part of the trough-shaped horizontal steel plate chimney (2) is provided with a plurality of rows of steel tubes, and the lower part of the trough-shaped horizontal steel plate chimney (2) is provided with a plurality of rows of U-shaped steel tubes. The left lower part and the lower part of the plurality of rows of U-shaped steel tubes (18) are provided and communicated with cold water switches, and the left upper part of the plurality of rows of U-shaped steel tubes (18) is communicated with a communicating pipe (19).
Description
The utility model relates to the boiler that boils water or steam, especially a kind of low-voltage high-temperature energy-saving dedusting boiler.The tool investigation, the boiler that 11 provinces, municipalities and autonomous regions in the north are produced and used at present, unreasonable because of designing, its heat energy utilization rate is very low, and dust removing effects is also very poor.Mainly there is following problem in boiler at present:
1, the steel plate of boiler or brick chimney vertical configuration, the absorption heat energy and the cleaner of several multilayer can't be installed, minority can only be installed absorb heat energy and cleaner, so can only absorb sub-fraction heat energy, most of heat energy is by boiler and chimney outer wall radiation and lost with flue gas.
2, too high because of vertical configuration steel plate or brick chimney height, dedusting, ventilation and air inducing equipment can only be installed in the chimney lower end, cause a lot of heat energy to scatter and disappear by deduster and the radiation of air-introduced machine wall.
3, carry the passage of air and fixed grate design unreasonable to the coal-fired position of burner hearth, cause the oxygen supply deficiency, make coal fully not convert heat energy to or lose with the dust that the raw coal shape falls into boiler bottom.
4, the outer wall radiant heat energy position of boiler and steel plate chimney and steel plate chimney reasonably do not wrap up insulation material and install with flue gas effusion heat energy position and absorb thermal hardware, cause heat energy dissipation.
5, the steel plate chimney is not established the flap that washes away plug of tobacco tube inwall and be arranged on the inner heat-absorbing device outer wall of steel plate chimney dust, causes the deashing difficulty, even flue is stopped up, and reduces the absorption heat energy effect that absorbs the heat energy device simultaneously.
The purpose of this utility model is too high at the steel plate or the brick chimney of the boiler existence of present use, install of inconvenience absorbs thermal hardware, ventilation blower, air-introduced machine, deduster more, and the problem that absorbs heat energy device outer wall dust difficulty in maintenance and removing chimney inwall and the chimney, it is underground to propose a kind of chimney accumbency, be convenient to install more and absorb thermal hardware, ventilation blower, air-introduced machine, deduster, the absorption heat energy device outer wall dust that establish maintenance and removing chimney inwall and chimney inside is convenient, and broad-spectrum low-voltage high-temperature energy-saving dedusting boiler free from environmental pollution.
The utility model is achieved in that low-voltage high-temperature energy-saving dedusting boiler comprises boiler and steel plate chimney.Boiler is made of outer wall and inner bag, and outer wall and inner bag weld in the bottom, forms U-shaped and gets a foothold.Be covered with the water pipe that is communicated with inner bag up and down in the burner hearth, lower furnace portion is provided with fire door and sewage draining valve.Burner hearth bottom is movable fire bars.Boiler also is provided with water level pipe and boiling water switch.The boiler top is provided with steam conduit and discharge water steam cock, safety valve and Pressure gauge.
Accumbency steel plate chimney (41) bottom is connected with boiler (34) chimney, the right side is connected with vertical steel plug of tobacco tube (21) upper left-hand, vertical steel plug of tobacco tube (21) bottom is connected with flute profile accumbency steel plate chimney (2) left side, flute profile accumbency steel plate chimney (2) right side attracts the flue gas mouth to be connected with air-introduced machine, and the bottom is connected with trench.
Steam conduit (28) bottom is connected with boiler (34) upper water steam lead, top is connected with interlayer (4) bottom of accumbency steel plate chimney (41), interlayer (4) upper right is connected with spiral tube (26) right upper portion, and spiral tube (26) left side is connected with discharging superheated vapour pipe (27).
Entering cold water pipe (17) left side is connected with running water pipe, the right side is connected with bottom, multiple row U shape steel tube (18) left side, multiple row U shape steel tube (18) left upper portion with communicating pipe (19) bottom be connected, communicating pipe, (19) top was connected respectively with spiral tube (22) bottom and recirculated water switch (20), spiral tube (22) top is connected with interlayer (4) top communicating pipe (23), interlayer (4) bottom and circulating water pipe switch (20) and in boiler (34) filler pipe (38) be connected.
Advancing cold air mouth (13) is connected with interlayer (15) right side, last interlayer (15) is connected with upper and lower interlayer intercommunicating pore (1), upper and lower interlayer intercommunicating pore (1) is connected with following interlayer (3) left side, following interlayer (3) right side and communicating pipe (8), the left side was connected, (8) right side advanced air scoop with ventilation blower (10) and was connected communicating pipe, ventilation blower (10) goes out air scoop and is connected for tubaeform mouthful with multiple row steel pipe (14), and multiple row steel pipe (14) left side is connected with carry air hose (39) under movable fire bars.
The utility model purposes has six: prepare the heating water 1.; 2. preparation boiling water; 3. high-temperature water vapor is hanged down in preparation; 4. absorption heat energy; 5. pernicious gas and dust remove smoke; 6. abate the noise.
When preparation heating water, boiling water switch (32) is connected with the place water pipe pump of warming oneself to need, to advance cold water pipe (17) is connected with near the water tank pump of boiler (34), open recirculated water switch (20,25), discharging superheated vapour pipe (27) lower switches, impel the running of air-introduced machine (12) and ventilation blower (10), treat that the interior coolant-temperature gage of boiler (34) rises 60～70 ℃ the time, switches on the pump, to need heating place delivering hot water, close recirculated water switch (20 simultaneously, 25), start the water tank bottom pump, water is through advancing cold water pipe (17), multiple row U shape steel tube (18), spiral tube of establishing in the vertical steel plug of tobacco tube (21) (22) and interlayer (4), transporting water in boiler (34).
When the preparation boiling water: with recirculated water switch (20,25), discharging superheated vapour pipe (27) lower switches is opened, impel the running of air-introduced machine (12) and ventilation blower (10), when treating that the interior water of boiler (34) seethes with excitement, in the time of need in boiler (34), adding water, close recirculated water switch (20,25), start the water tank bottom pump, by advancing cold water pipe (17), multiple row U shape steel tube (18), spiral tube of establishing in the vertical steel plug of tobacco tube (21) (24) and interlayer (4), transporting water in boiler (34).
When preparation water at low temperature steam: will discharge superheated vapour pipe (27) lower switches, recirculated water switch (20,25) is opened, impel the running of air-introduced machine (12) and ventilation blower (10), when treating that the interior water of boiler (34) seethes with excitement, in the time of need in boiler (34), adding water, close recirculated water switch (20,25), start the water tank bottom pump, by advancing cold water pipe (17), multiple row U shape steel tube (18), spiral tube of establishing in the vertical steel plug of tobacco tube (21) (22) and interlayer (4), transporting water in boiler (34).
When the preparation superheated vapour: open recirculated water switch (20,25), close discharging superheated vapour pipe (27) lower switches, impel the running of air-introduced machine (12) and ventilation blower (10), when treating that the interior water of boiler (34) seethes with excitement, close recirculated water switch (20,25), in the time of need in boiler (34), adding water, start the water tank bottom pump, by advancing cold water pipe (17), multiple row U shape steel tube (18), spiral tube of establishing in the vertical steel plug of tobacco tube (21) (22) and interlayer (4), transporting water in boiler (34).
Improve boiler (34) thermal efficiency, middle pernicious gas removes smoke, dust and noise, realize by following technical measures: closely be connected mutually by four big parts (as boiler (34), accumbency steel plate chimney (41), vertical steel plug of tobacco tube (21) and flute profile accumbency steel plate chimney (2)), back three inside all is provided with heat exchange ((as interlayer (4), spiral tube (22,26) and multiple row (U type) steel pipe (14,18)) device, prevent that heat energy from losing from the outer surface radiation, whole outer surface all is provided with heat-insulation layer (3).Again because of behind the coal combustion, the water vapour that produces, be soluble in the gas (as sulfur dioxide, sulfur trioxide, carbon dioxide packing etc.) and the dust of water at low temperature, (enter in the flute profile accumbency steel plate chimney (2) the cold air temperature winter below 0 ℃ at the low temperature place as northern China, the coolant-temperature gage that enters multiple row U shape steel tube (18) is about 10 ℃), under above temperature conditions, water vapour and pernicious gas in the flue gas condense into liquid condition, attached to the dust surface, form dust mud, the latter drops to the trench from flute profile accumbency steel plate chimney (2) bottom.Not only receive because of heat energy in the flue gas, and eliminate pernicious gas and dust.Flute profile accumbency steel plate chimney (2) mouth is located at downwards in the trench (16), eliminates air-introduced machine (12) and ventilation blower (10) noise.
Trench between two (16) is wherein installed flute profile accumbency steel plate chimney (2) for one, the storage dust mud sump that another ground is low, and a long gap and a closing door (trench is looked intention and do not drawn) are established in two trench partition wall bottoms.
The utility model steel plate chimney part is useful for the supporting use of connecting of all kinds and several boiler chimneys position, as long as according to boiler emission exhaust gas volumn size, supporting manufacturing chimney just can be realized.If the series connection of several boiler chimneys position is used,, is established an active plugboard with each boiler smoke gas port position.
The utility model has the advantages that: 1, give hot device water vapour is given heat by interlayer and spiral tube, give hot device to water preheat by spiral tube, interlayer and multiple row U shape steel tube, by last interlayer, down interlayer and multiple row steel pipe preheater be to air preheat, by to boiler, accumbency steel plate chimney, vertical steel plug of tobacco tube, improve ventilation condition, the thermal efficiency of boiler brings up to 80%.2, water vapour causes steam temperature to rise more than 220 ℃ by interlayer in the accumbency steel plate chimney and spiral tube preheater.3, cold water is by multiple row U-shaped steel pipe, and spiral tube and interlayer preheater cause cold water temperature to rise more than 90 ℃.4, cold air gives hot device by last interlayer, following interlayer and multiple row steel pipe air is given hot temperature rising more than 150 ℃.5, be located at downwards in the sealing trench by flute profile accumbency steel plate smoke tube mouth, eliminate the noise that air-introduced machine and ventilation blower produce.6, by air-introduced machine with flue gas be attracted in the main frame flute profile accumbency steel plate chimney, because winter low temperature cold air (below 0 ℃) and 10 ℃ of left and right sides heat exchange action of cold water, giving off flue-gas temperature by air-introduced machine is limited in 0～30 ℃ of scope, cause the water vapour, dust and the pernicious gas that produce after the fuel combustion, after the water absorption that is cooled, in the sedimentation trench, avoid contaminated environment.7, install easy and the deashing convenience.
Symbol description: upper and lower interlayer intercommunicating pore (1), flute profile accumbency steel plate chimney (2), heat-insulation layer (3), flute profile accumbency steel plate chimney end opening (5), following interlayer (6), partition panel between the upper and lower interlayer (7), communicating pipe (8), multiple row steel pipe right side partition panel (9), ventilation blower (10), air-introduced machine exhaust smoke outlet (11), air-introduced machine (12), advance cold air mouth (13), multiple row steel pipe (14), last interlayer (15), trench (16), advance cold water pipe (17), multiple row U shape steel tube (18), communicating pipe (19), circulating water pipe switch (20), vertical steel plug of tobacco tube (21), spiral tube (22), communicating pipe (23), dust out mouth and lid (24), recirculated water switch (25), spiral tube (26), discharging superheated vapour pipe (27), steam conduit (28), Pressure gauge (29), safety-valve (30), water gage (31), boiling water switch (32), inner bag lower communicating tube waterborne (33), boiler (34), fire door (35), U-shaped leftover bits and pieces (36), movable fire bars (37) to boiler fills pipe (38), is carried air hose (39) under movable fire bars, storage dust device (40), accumbency steel plate chimney (41).This Fig. 1 is a side view.
Claims (4)
- A kind of low-voltage high-temperature energy-saving dedusting boiler comprises boiler and steel plate chimney.Boiler is made of outer wall and inner bag, outer wall and inner bag weld in the bottom, the formation U-shaped is got a foothold, be covered with the water pipe that is communicated with inner bag up and down in the burner hearth, the burner hearth side is provided with fire door, and burner hearth bottom is movable fire bars, also is provided with water level pipe and boiling water switch on the boiler, the boiler top is provided with the discharge water steam cock, safety valve and Pressure gauge; It is characterized in that: the steel plate chimney is by accumbency steel plate chimney, vertical steel plug of tobacco tube, and flute profile accumbency steel plate chimney and interlayer constitute; Accumbency steel plate chimney inwall is provided with preheating water steam spiral tube and interlayer, and spiral tube and interlayer that vertical steel plug of tobacco tube inwall is provided with preheating water are provided with storage dust device, deashing dirt mouth and lid; Flute profile accumbency steel plate chimney bottom is provided with trench; Accumbency steel plate chimney bottom is connected with boiler chimney, and the right side is connected with vertical steel plug of tobacco tube upper left-hand, and vertical steel plug of tobacco tube bottom is connected with flute profile accumbency steel plate chimney left upper portion, and flute profile accumbency steel plate chimney right side is connected with air-introduced machine; The steam conduit bottom is connected with the boiler emission steam conduit, and top is connected with accumbency steel plate chimney interlayer bottom, and interlayer top is connected with spiral tube, and the spiral tube left side is connected with discharging superheated vapour pipe; Enter the cold water pipe right side and be connected with multiple row U-shaped steel pipe, multiple row U-shaped steel pipe top with communicating pipe the bottom be connected, communicating pipe top be connected with the spiral tube bottom, spiral tube top is connected with interlayer top, the interlayer bottom be connected to the boiler fills pipe; Advancing cold air pipe is connected with last interlayer right side, last interlayer left side is connected with upper and lower interlayer intercommunicating pore, upper and lower intercommunicating pore is connected with a following interlayer left side, following interlayer right side and communicating pipe, the left side was connected, the right side was advanced air scoop with ventilation blower and was connected communicating pipe, and ventilation blower discharged air mouth is connected for tubaeform mouthful with the multiple row steel pipe, multiple row steel pipe left side be connected to movable fire bars bottom conveying air hose, steel plate chimney part is installed in the series connection of all kinds and several boiler.
- 2, by the described low-voltage high-temperature energy-saving dedusting of claim 1 boiler, it is characterized in that: boiler, accumbency steel plate chimney, the vertical steel chimney, the interlayer outer surface of flute profile accumbency steel chimney, the water and steam catheter outer surface is all wrapped up heat-insulation layer.
- 3, by the described low-voltage high-temperature energy-saving dedusting of claim 1 boiler, it is characterized in that: the annex of flute profile mouth downward accumbency steel plate chimney and interior peripheral hardware thereof is installed in the sealing trench, and the metal on contact flue gas surface adopts stainless steel material to make.
- 4, by the described low-voltage high-temperature energy-saving dedusting of claim 1 boiler, it is characterized in that: steel plate chimney portion, be installed in the series connection of all kinds and several boiler, each boiler smoke gas port place establishes an active plugboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98210544 CN2342241Y (en) | 1998-01-05 | 1998-01-05 | Low pressure high temperature energy saving dust removing boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98210544 CN2342241Y (en) | 1998-01-05 | 1998-01-05 | Low pressure high temperature energy saving dust removing boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2342241Y true CN2342241Y (en) | 1999-10-06 |
Family
ID=33965536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98210544 Expired - Fee Related CN2342241Y (en) | 1998-01-05 | 1998-01-05 | Low pressure high temperature energy saving dust removing boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2342241Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506448A (en) * | 2011-11-23 | 2012-06-20 | 李金才 | Multistage rotary efficient energy-saving environment-friendly cooling range |
| CN102578692A (en) * | 2012-03-05 | 2012-07-18 | 杨克伟 | Portable moisture regaining machine for flue-cured tobacco |
-
1998
- 1998-01-05 CN CN 98210544 patent/CN2342241Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506448A (en) * | 2011-11-23 | 2012-06-20 | 李金才 | Multistage rotary efficient energy-saving environment-friendly cooling range |
| CN102578692A (en) * | 2012-03-05 | 2012-07-18 | 杨克伟 | Portable moisture regaining machine for flue-cured tobacco |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |