CN104266350A - Normal pressure hot water boiler - Google Patents
Normal pressure hot water boiler Download PDFInfo
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- CN104266350A CN104266350A CN201410551845.XA CN201410551845A CN104266350A CN 104266350 A CN104266350 A CN 104266350A CN 201410551845 A CN201410551845 A CN 201410551845A CN 104266350 A CN104266350 A CN 104266350A
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- tube
- fire tube
- fire
- main fire
- heat exchanging
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Abstract
The invention discloses a normal pressure hot water boiler. The normal pressure hot water boiler is characterized in that a main fire tube extends out of the boiler internal wall; a fire inlet of the main fire tube is formed in a center position of a combustion chamber; the fire inlet of the main fire tube is downward; a sleeve sleeves the main fire tube; a fire tube heat exchange chamber which is communicated with a heat exchange chamber is formed between the main fire tube and the sleeve; an oxygen supply tube is arranged inside the fire tube heat exchange chamber; the oxygen supply tube is communicated with a ventilation tube; the front end of the main fire tube is provided with a blowing opening; the blowing opening is connected with an air blower outside a boiler body through the oxygen supply tube and the ventilation tube. According to the normal pressure hot water boiler, the blowing opening is formed in the fire inlet of the main fire tube, the oxygen supply efficiency is improved, and effects of enabling fuel to be fully combusted, reducing dust discharge and improving the thermal efficiency are achieved; a fire grate which is formed by a fire grate water pipes which are arranged in a parallel mode in the same plane, interiors of the fire grate water pipes are constantly in low-temperature environment, ash is avoided from coking under high temperature, meanwhile heat of the ash and the hot environment at the periphery of the ash is fully absorbed, and heat loss is reduced.
Description
Technical field
The present invention relates to boiler, specifically a kind of clear dirt be simple, coking rate is low, dust emissions amount is little, the thermal efficiency is high, the normal-pressure hot-water boiler of energy-conserving and environment-protective.
Background technology
At present, commercially available coal-burning boiler stove is primarily of furnace shell, cylindrical burner hearth, fire grate, ash silo forms, cylindrical burner hearth is provided with in furnace shell, heat-insulation and heat-preservation filler is provided with between furnace shell and cylindrical burner hearth, the chimney be communicated with burner hearth is provided with above burner hearth, many row's multiple row heat exchange coils are provided with in burner hearth, lower furnace portion is provided with fire grate, it is ash silo under fire grate, air inlet is provided with near fire grate, blast pipe is connected with the air blast outside burner hearth, during work, water in the heat that fuel produces in burner hearth combustion and heat exchange coil carries out heat exchange, with heat medium-water, cigarette ash in combustion process is discharged by chimney, ashes after burning enter ash silo, the deficiency of this stove is that fuel combustion is insufficient, the thermal efficiency is low, lime-ash forms coking in hot environment, is attached to the surfaces such as fire grate and is difficult to cleaning, smoke discharge amount is large, contaminated environment.
I invented " a kind of normal pressure thermal boiler " in 2013, the patent No. is: 201310238699, its inner bag is at least provided with chopped-off head Heat Room and final stage Heat Room, chopped-off head Heat Room is connected through the flat-shaped overline bridge that cocks off with final stage Heat Room, chopped-off head changes room and is connected with the main fire tube in combustion chamber through fuse primer, fire tube wall is provided with outside main fire tube, the fire tube heat exchanging chamber be connected with heat exchanging chamber is formed between main fire tube with fire tube wall, fire grate is provided with in body of heater under fire tube wall, it is ash silo under fire grate, fire tube is provided with away between main fire tube and fire tube wall, walk fire tube by main fire tube and combustion chamber, it is material storing box above combustion chamber, Inner Wall of Combustion Chamber is provided with air intake pipe orifice, blast pipe is connected with the blower fan outside body of heater, but it is insufficient still to there is oxygen supply, the thermal efficiency is low, fuel combustion is complete not, smoke discharge amount is larger, discharge has the deficiencies such as pollution to air.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of oxygen supply abundance is provided, fuel combustion is abundant, exhaust smoke level is few, the thermal efficiency is high, be easy to deashing, pollute light normal-pressure hot-water boiler.
The present invention can be reached by following measure:
A kind of normal-pressure hot-water boiler, be provided with body of heater, internal partition is provided with in body of heater, body of heater is isolated into combustion chamber and heat exchanging chamber by internal partition, inner bag is provided with in heat exchanging chamber, inner bag is working chamber, body of heater, heat exchanging chamber is formed between dividing plate and inner bag, furnace body wall is provided with the water inlet be connected with heat exchanging chamber, delivery port and air bleeding valve, inner bag front end and combustion chamber, inner bag rear end is connected with gas outlet, inner bag is at least provided with chopped-off head Heat Room and final stage Heat Room, chopped-off head Heat Room is connected through the flat-shaped overline bridge that cocks off with final stage Heat Room, chopped-off head changes room and is connected with the main fire tube in combustion chamber through fuse primer, it is material storing box above combustion chamber, Inner Wall of Combustion Chamber is provided with air intake pipe orifice, air intake pipe orifice is connected with ventilation duct by blast pipe, and be connected with the blower fan outside body of heater through ventilation duct, main fire tube front end has fire grate, it is ash silo under fire grate, it is characterized in that main fire tube stretches out inboard wall of furnace body, main fire tube enters the central part that burner is located at combustion chamber, it is downward that main fire tube enters burner, main fire tube overcoat has sleeve, main fire tube with form the fire tube heat exchanging chamber be connected with heat exchanging chamber between sleeve, oxygen supplying tube is established in fire tube heat exchanging chamber, oxygen supplying tube is connected with ventilation duct, main fire tube front end is provided with blowing mouth, blowing mouth is through oxygen supplying tube, ventilation duct is connected with the air blast outside body of heater.
Blowing mouth of the present invention distributes in the form of a ring in fire tube heat exchanging chamber front end.
Blowing mouth place of the present invention is provided with the wind deflector of arc-shaped, and wind deflector is distributed in blowing mouth place in main fire tube front end edge same direction ring-type, makes air form whirlwind from blowing mouth, improves efficiency of oxygen supply.
Fire grate of the present invention is made up of the fire grate water pipe that same plane is arranged in parallel, and between fire grate and main fire tube front end, spacing is 10-20cm, and the water inlet of fire grate water pipe is connected with heat exchanging chamber respectively with delivery port, and fire grate water pipe horizontal plane is
the adjacent fire grate water pipe of angle between be interposed between 2cm-15cm, be preferably between 2cm-5cm, fire grate water pipe and heat exchanging chamber are formed and circulate.
Patent normal-pressure hot-water boiler of the present invention compared with prior art, has following beneficial effect:
1. main fire tube enters jet-burner and is provided with blowing mouth, improves efficiency of oxygen supply, thus reaches full combustion of fuel, the effect that dust emissions amount reduces, the thermal efficiency is high.
2. fire grate is made up of the fire grate water pipe that same plane is arranged in parallel, and fire grate water pipe inside continues to be in low temperature environment, prevents coking under lime-ash high temperature, meanwhile, fully absorbs the heat of lime-ash and hot environment around thereof, reduces heat losses.
Accompanying drawing illustrates:
Fig. 1 combustion chamber sectional view
The structural representation of the main fire tube front end of Fig. 2
Detailed description of the invention:
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in the figure, a kind of normal-pressure hot-water boiler, be provided with body of heater 1, internal partition 2 is established in body of heater 1, body of heater 1 is isolated into heat exchanging chamber 13 and combustion chamber 14 by internal partition 2, in heat exchanging chamber, 14 are provided with inner bag, inner bag is working chamber, body of heater, heat exchanging chamber 13 is formed between dividing plate and inner bag, furnace body wall is provided with the water inlet be connected with heat exchanging chamber 13, delivery port and air bleeding valve, inner bag front end and combustion chamber, inner bag rear end is connected with gas outlet, inner bag is at least provided with chopped-off head Heat Room and final stage Heat Room, chopped-off head Heat Room is connected through the flat-shaped overline bridge that cocks off with final stage Heat Room, chopped-off head changes room and is connected with the main fire tube 3 in combustion chamber through fuse primer, fire grate 8 is provided with below main fire tube 3 front end, internal partition between main fire tube front end and fire grate 8 is provided with air intake pipe orifice 7, oxygen supplying tube 6 and blast pipe communicate with ventilation duct 11 respectively, be connected with the air blast 12 outside body of heater 1 through ventilation duct 11, deashing fire grate 9 is provided with below fire grate 8, deashing fire grate is for 9 times ash silo 10, the structure of above-mentioned each part and the interconnected relationship between them same as the prior art, this does not repeat, the invention is characterized in that main fire tube 3 stretches out stove inwall, main fire tube 3 enters the central part that burner is located at combustion chamber, enter burner downward, main fire tube 3 overcoat has sleeve 4, main fire tube 3 forms with sleeve 4 the fire tube heat exchanging chamber be connected with heat exchanging chamber, fire tube heat exchanging chamber is connected with heat exchanging chamber by water-intake pipe 5, oxygen supplying tube 6 is established in fire tube heat exchanging chamber, fire tube heat exchanging chamber front end is provided with blowing mouth 15, blowing mouth 15 place described in this patent is provided with circular arc wind deflector 16, blowing mouth 15 distributes in the form of a ring in fire tube heat exchanging chamber front end, blowing mouth 15 place is provided with the wind deflector 16 of arc-shaped, and wind deflector 16 is distributed in blowing mouth 15 place in main fire tube 3 front end edge same direction ring-type.Make air form whirlwind from blowing mouth 15, improve efficiency of oxygen supply; Fire grate 8 of the present invention is made up of the fire grate water pipe that same plane is arranged in parallel, and between fire grate 8 and main fire tube 3, spacing is 10-20cm, and the water inlet of fire grate water pipe is connected with heat exchanging chamber 13 respectively with delivery port, and fire grate water pipe horizontal plane is
angle adjacent furnace bottom pipeline interval at 2cm-15cm, be preferably between 2cm-5cm, fire grate water pipe and heat exchanging chamber are formed and circulate, fire grate water pipe inside continues to be in low temperature environment, can prevent coking under lime-ash high temperature, is convenient to lime-ash cleaning, simultaneously, the heat of abundant absorption lime-ash and hot environment around thereof, reduces heat losses, thus reaches that dirt is clearly simple, coking rate is low, dust emissions amount is little, the thermal efficiency is high, the effect of energy-conserving and environment-protective.
Claims (7)
1. a normal-pressure hot-water boiler, be provided with body of heater, internal partition is provided with in body of heater, body of heater is isolated into combustion chamber and heat exchanging chamber by internal partition, inner bag is provided with in heat exchanging chamber, inner bag is working chamber, body of heater, heat exchanging chamber is formed between dividing plate and inner bag, furnace body wall is provided with the water inlet be connected with heat exchanging chamber, delivery port and air bleeding valve, inner bag front end and combustion chamber, inner bag rear end is connected with gas outlet, inner bag is at least provided with chopped-off head Heat Room and final stage Heat Room, chopped-off head Heat Room is connected through the flat-shaped overline bridge that cocks off with final stage Heat Room, chopped-off head Heat Room is connected with the main fire tube in combustion chamber through fuse primer, it is material storing box above combustion chamber, Inner Wall of Combustion Chamber is provided with air intake pipe orifice, blast pipe is connected with ventilation duct, be connected with the blower fan outside body of heater through ventilation duct, main fire tube front end has fire grate, it is ash silo under fire grate, it is characterized in that main fire tube stretches out inboard wall of furnace body, main fire tube enter the central part that burner is located at combustion chamber, it is downward that main fire tube enters burner, main fire tube overcoat has sleeve, main fire tube with form the fire tube heat exchanging chamber be connected with heat exchanging chamber between sleeve, oxygen supplying tube is established in fire tube heat exchanging chamber, oxygen supplying tube is connected with ventilation duct, main fire tube front end is provided with blowing mouth, blowing mouth is through oxygen supplying tube, ventilation duct is connected with the air blast outside body of heater.
2. normal-pressure hot-water boiler according to claim 1, is characterized in that, described blowing mouth distributes in the form of a ring in fire tube heat exchanging chamber front end.
3. normal-pressure hot-water boiler according to claim 1, is characterized in that, described oxygen supplying tube blowing mouth place is provided with the wind deflector of arc-shaped, and wind deflector is distributed in blowing mouth place in main fire tube front end edge same direction ring-type.
4. normal-pressure hot-water boiler according to claim 1, is characterized in that, described main fire tube front end and fire grate spacing are 10-20cm.
5. normal-pressure hot-water boiler according to claim 1, is characterized in that, described fire grate is made up of the fire grate water pipe that same plane is arranged in parallel, and the water inlet of fire grate water pipe is connected with heat exchanging chamber respectively with delivery port.
6. normal-pressure hot-water boiler according to claim 6, is characterized in that, described fire grate water pipe horizontal plane is
angle.
7. according to the normal-pressure hot-water boiler shown in claim 6, it is characterized in that, be interposed between 2cm-15cm between described fire grate water pipe, be preferably between 2cm-5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551845.XA CN104266350B (en) | 2014-10-17 | 2014-10-17 | Normal-pressure hot-water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551845.XA CN104266350B (en) | 2014-10-17 | 2014-10-17 | Normal-pressure hot-water boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104266350A true CN104266350A (en) | 2015-01-07 |
| CN104266350B CN104266350B (en) | 2016-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410551845.XA Expired - Fee Related CN104266350B (en) | 2014-10-17 | 2014-10-17 | Normal-pressure hot-water boiler |
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| Country | Link |
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| CN (1) | CN104266350B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2563440Y (en) * | 2002-08-28 | 2003-07-30 | 刘金一 | Multiple combustion chanmber separate burning gasification energy saving boiler |
| CN102393070A (en) * | 2011-12-04 | 2012-03-28 | 郴州自然人热能设备有限公司 | Energy-saving hot-air boiler |
| CN103256706A (en) * | 2012-06-25 | 2013-08-21 | 黄仪经 | Water heater |
| CN103557590A (en) * | 2013-06-17 | 2014-02-05 | 黄仪经 | Normal-pressure hot water boiler |
| CN204165228U (en) * | 2014-10-17 | 2015-02-18 | 威海新高洁供暖设备有限公司 | Normal-pressure hot-water boiler |
-
2014
- 2014-10-17 CN CN201410551845.XA patent/CN104266350B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2563440Y (en) * | 2002-08-28 | 2003-07-30 | 刘金一 | Multiple combustion chanmber separate burning gasification energy saving boiler |
| CN102393070A (en) * | 2011-12-04 | 2012-03-28 | 郴州自然人热能设备有限公司 | Energy-saving hot-air boiler |
| CN103256706A (en) * | 2012-06-25 | 2013-08-21 | 黄仪经 | Water heater |
| CN103557590A (en) * | 2013-06-17 | 2014-02-05 | 黄仪经 | Normal-pressure hot water boiler |
| CN204165228U (en) * | 2014-10-17 | 2015-02-18 | 威海新高洁供暖设备有限公司 | Normal-pressure hot-water boiler |
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| Publication number | Publication date |
|---|---|
| CN104266350B (en) | 2016-11-16 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Double water pump circulating system for atmospheric hot-water boiler Effective date of registration: 20170518 Granted publication date: 20161116 Pledgee: Weihai City Commercial Bank Limited by Share Ltd. high tech branch Pledgor: WEIHAI XINGAOJIE HEATING PLANT Co.,Ltd. Registration number: 2017990000421 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191129 Granted publication date: 20161116 Pledgee: Weihai City Commercial Bank Limited by Share Ltd. high tech branch Pledgor: WEIHAI XINGAOJIE HEATING PLANT Co.,Ltd. Registration number: 2017990000421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20211017 |
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| CF01 | Termination of patent right due to non-payment of annual fee |