CN102901269B - Multipurpose direct coal-fired machine for refrigeration, heat supply and bathing - Google Patents
Multipurpose direct coal-fired machine for refrigeration, heat supply and bathing Download PDFInfo
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- CN102901269B CN102901269B CN201210424222.7A CN201210424222A CN102901269B CN 102901269 B CN102901269 B CN 102901269B CN 201210424222 A CN201210424222 A CN 201210424222A CN 102901269 B CN102901269 B CN 102901269B
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- burner hearth
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- bathing
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Abstract
The invention relates to a multipurpose direct coal-fired machine for refrigeration, heat supply and bathing, realizes a central air-conditioning system by taking coal as a raw material as well as multi-purposeness with one machine such as refrigeration, heat supply and bathing, and has the advantages of energy resource economization, reduced discharge and operating cost, convenience in use, and obvious energy-saving and emission reduction effects. The invention comprises a boiler furnace, wherein a furnace container is arranged at the upper part of the boiler furnace, a fire grate is arranged at the lower part of the boiler furnace, a coal hopper is arranged on one side of the boiler furnace, a furnace arch is arranged in the boiler furnace, a high-temperature steam outlet and a flue gas passage I are arranged at the upper part of the furnace container, an absorption-type cold and warm water machine unit is communicated with the high-temperature steam outlet through a pipeline and is respectively connected with a heat-supplying pipe network, a refrigerating pipe network and a cooling water machine unit, a heat recovery device is communicated with the flue gas passage I, and a bathing device is connected to the heat recovery device.
Description
One, technical field:
The present invention relates to a kind of coal direct-burning machine, especially relate to a kind of refrigeration, heat supply, bathing a tractor serves several purposes coal direct-burning machine.
Two, background technology:
In background technology, not yet find in prior art to adopt the coal-fired central air conditioner system as raw material and can freeze simultaneously, heat and the coal direct-burning machine of confession bathing.The general electricity consumption of central air-conditioning, oil, natural gas are as the energy.And in the fossil energy of China, coal accounts for 95.4%, natural gas accounts for 1.3%, and oil accounts for 3.3%, and the energy resource structure of reality impels China to be necessarily the coal-fired big country of main energy sources with coal.Burning of coal cost only has 30% of natural gas, 20% of diesel oil, but coal resources are also limited, and Air-pollution From Combustion is comparatively large, and therefore, how making coal energy-saving combustion, clean combustion, realize environmental protection and energy saving double effects, is problem in the urgent need to address.Meanwhile, in prior art, not yet find central air-conditioning and the heating boiler of a tractor serves several purposes, heating boiler and central air-conditioning install respectively, independent operating, tied up original limited urban land resource, and cost intensive, cause huge economy and space pressure to user.
Chimney arch plays effects such as igniting and promote flue gas generates, mixing, control flue gas flow direction in boiler, and whether its structure rationally can directly affect boiler combustion efficiency and discharge index.It is short and more straight to there is face arch in conventional boiler, rear arch is partially short, cause radiation of burner hearth to be difficult to assemble, swept area is little, and high-temperature flue gas convolution number of times is few, in burner hearth, the time of staying is short, high fume temperature, heat waste is more, and pollutant emission is more, from economizing on coal and environmental protection two angles, the continuous renewal of chimney arch pattern is an important channel of improving the thermal efficiency, emissions reduction.
The heat regenerator unreasonable structure of prior art, does not design passage, causes the air in water circulation channel cumulative, gathers each hydroecium top, forms extruding to the water surface, and cause water circulation not smooth, adopting heat pipes for heat transfer fails to make full use of.
Three, summary of the invention:
The present invention is in order to solve the weak point in above-mentioned background technology, a kind of refrigeration, heat supply, bathing a tractor serves several purposes coal direct-burning machine are provided, it achieves central air conditioner system using coal as raw material and refrigeration, heat supply, bathing a tractor serves several purposes, economize energy, emissions reduction, reduce and run old, easy to use, effects of energy saving and emission reduction is remarkable.
For achieving the above object, the technical solution used in the present invention is:
A kind of refrigeration, heat supply, bathing a tractor serves several purposes coal direct-burning machine, it is characterized in that: comprise burner hearth, flue is provided with above burner hearth, fire grate is provided with below burner hearth, burner hearth side is coal bunker, chimney arch is provided with in burner hearth, flue top is provided with high-temperature steam outlet and exhaust gases passes one, absorption cooling and warming water machine group is communicated with high-temperature steam outlet by pipeline, absorption cooling and warming water machine group is connected with heating network, pipe cooling grid and cooling water unit respectively, heat regenerator is communicated with exhaust gases passes one, and heat regenerator is connected with bathing apparatus.
The chimney arch arranged in above-mentioned burner hearth comprises face arch and rear arch, rear arch and face arch form the lower horn mouth that flue gas upwards passes through, and rear arch and burner hearth upper wall form the upper horn mouth that flue gas passes through backward, and face arch is " S " type, rear arch is parabolic type, and rear arch front end is " soupspoon " type.
Above-mentioned heat regenerator comprises airtight exhaust gases passes two and airtight water circulation channel, exhaust gases passes two is connected by heat-transfer pipe with water circulation channel, water circulation channel is respectively arranged with water inlet and delivery port, water inlet is arranged on the bottom of water circulation channel one end, delivery port is arranged on the top of the water circulation channel other end, and the top of water circulation channel is provided with tail end venting mouth.Exhaust gases passes two is respectively arranged with gas approach and exhanst gas outlet.Be provided with in water circulation channel and organize dividing plate more, and the top often organizing dividing plate is all respectively arranged with outlet pass and steam vent, outlet pass on dividing plate and the staggered setting of steam vent, current and water surface headspace are circulated for " S " type flows to, steam vent is arranged on the inner side of outlet pass, spacing between dividing plate is 200-2000 millimeter, and outlet pass diameter is 30-200 millimeter.
Above-mentioned heat regenerator is connected with three tower desulfurizing dust-collectors.
The rear arch area projected on fire grate arranged in above-mentioned burner hearth accounts for the 60-90% of whole grate area.
Compared with prior art, the advantage that has of the present invention and effect as follows:
1, the present invention has initiated the central air conditioner system using coal as raw material, achieves refrigeration, heat supply, bathing a tractor serves several purposes, has filled up technological gap, is the once innovation of coal combustion equipment.The chamber design of its uniqueness, heat recovery system and three connect the integrated application of the technology such as tower desulphurization system, achieve exhaust gas temperature less than 60 DEG C, SO
2100mg/m
3below, smoke dust discharge concentration is at 50 mg/m
3below, its discharge index is far below national standard.Economize energy of the present invention, emissions reduction, reduce operating cost, easy to use, effects of energy saving and emission reduction is remarkable.Present invention, avoiding user to repeat heating boiler and refrigeration air-conditioner are installed and separately the fund of bath apparatus and the waste of land used are installed, effectively reduce the operating cost of equipment, alleviate the economic pressures of user, saved city space.In actual use, achieve good economic and social benefit.
2, the present invention adopts the special type chimney arch of improvement, makes burner hearth and forward and backward chimney arch together form two horn mouth formula flue gases and passes through mouth.It more meets the characteristics of motion of burner hearth flue gas, and this design makes the combustion chamber of burner hearth move forward, thus point of origin is moved forward, and makes coal elongated for the burning time in burner hearth, burning is more abundant, and fire box temperature is higher, thus improves efficiency of combustion, make coal combustion more abundant, emissions reduction, economize energy.
3, the heat regenerator in the present invention is reasonable in design, can discharge the air in water circulation system in time, make water circulation more smooth and easy, and heat pipe contacts more abundant with water circulation, and heat exchange is more abundant, thus can reduce heat loss, economize energy.Meanwhile, the heat regenerator of smoke outlet is directly connected with a bathing pipe network, can provide the hot water in bathroom, hotel etc.Absorption cooling and warming water machine group is connected with heating network and pipe cooling grid, realizes heat supply and refrigeration by valve regulated, easy and simple to handle.Overall coal direct-burning machine structure improves efficiency of combustion, decreases discharge, economize energy, and user-friendly and maintenance, is a significant innovation to conventional boiler and central air-conditioning, achieves good economic and social benefit in actual use.
Four, accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of heat regenerator in the present invention;
Fig. 3 is the A-A direction view of Fig. 2;
Fig. 4 is the top view of heat regenerator;
Fig. 5 is the structural representation of heat regenerator dividing plate in the present invention.
In figure, 1-burner hearth; 2-flue; 3-absorption cooling and warming water machine group; 4-heat regenerator; 5-bathing apparatus; 6-tri-tower desulfurizing dust-collector; 7-fire grate; 8-coal bunker; 9-face arch; Horn mouth under 10-; The upper horn mouth of 11-; 12-high-temperature steam outlet; 13-exhaust gases passes one; 14-rear arch; 15-heating network; 16-pipe cooling grid; 17-cooling water unit; 18-heat pipe; 19-gas approach; 20-exhanst gas outlet; 21-water inlet; 22-delivery port; 23-dividing plate; 24-outlet pass; 25-steam vent; 26-tail end venting mouth; 27-exhaust gases passes two: 28-water circulation channel.
Five, detailed description of the invention:
See Fig. 1, the present invention is a kind of refrigeration, heat supply, bathing a tractor serves several purposes coal direct-burning machine, comprise burner hearth 1, flue 2 is provided with above burner hearth 1, be provided with fire grate 7 below burner hearth 1, burner hearth 1 side is coal bunker 8, is provided with chimney arch in burner hearth 1, flue top is provided with high-temperature steam outlet 12 and exhaust gases passes 1, and the heat transfer medium (the libr aqueous solution etc.) in flue 2 forms high-temperature steam and enters in absorption cooling and warming water machine group 3 through high-temperature steam outlet 12 after heating.Absorption cooling and warming water machine group 3 is communicated with high-temperature steam outlet 12 by pipeline, and absorption cooling and warming water machine group 3 is connected with heating network 15, pipe cooling grid 16 and cooling water unit 17 respectively, and it is by Valve controlling Winter heat supply, cooling in summer.Heat regenerator 4 is communicated with exhaust gases passes 1, heat regenerator 4 is connected with bathing apparatus 5, and the exhanst gas outlet 20 of heat regenerator 4 is connected with three tower desulfurizing dust-collectors 6.
See Fig. 1, the chimney arch arranged in burner hearth 1 comprises face arch 9 and rear arch 14, rear arch 14 and face arch 9 form the lower horn mouth 10 that flue gas upwards passes through, rear arch 14 and burner hearth upper wall form the upper horn mouth 11 that flue gas passes through backward, face arch 9 is " S " type, rear arch 14 is parabolic type, and the front end of rear arch 14 is " soupspoon " type.Rear arch 14 area projected on fire grate 7 arranged in burner hearth 1 accounts for the 60-90% of whole fire grate 7 area.
See Fig. 2, Fig. 3, Fig. 4 and Fig. 5, heat regenerator 4 comprises airtight exhaust gases passes 2 27 and airtight water circulation channel 28, exhaust gases passes 2 27 is connected by heat-transfer pipe with water circulation channel 28, water circulation channel 28 is respectively arranged with water inlet 21 and delivery port 22, water inlet 21 is arranged on the bottom of water circulation channel 28 one end, delivery port 22 is arranged on the top of water circulation channel 28 other end, the top of water circulation channel 28 is provided with tail end venting mouth 26, exhaust gases passes 2 27 is respectively arranged with gas approach 19 and exhanst gas outlet 20, gas approach 19 is communicated with exhaust gases passes 1.Many group dividing plates 23 are provided with in water circulation channel 28, and the top often organizing dividing plate 23 is all respectively arranged with outlet pass 24 and steam vent 25, outlet pass 24 on dividing plate 23 and the staggered setting of steam vent 25, current and water surface headspace is made to flow to circulation in " S " type, steam vent is arranged on the inner side of outlet pass, spacing between dividing plate 23 is 200-2000 millimeter, and outlet pass diameter is 30-200 millimeter.
During real work, fire coal drops to high-temp combustion fire grate 7 from coal bunker 8, fire grate 7 moves from front to back, whirlwind shape air-flow is formed under the interaction of the coal-fired high-temperature flue gas face arch 9 and the rear arch 14 in burner hearth that produce, Parabolic rear arch 14 adds the time of coal burning, burner hearth 1 ignition point is moved forward, and fired coal combustion is more abundant, and burner hearth 1 temperature is higher.High-temperature flue gas is by entering flue after lower horn mouth 10 and after upper horn mouth 11.After high-temperature flue gas works in flue 2, heat is absorbed in a large number, by heat transfer medium heating in flue 2, is entered absorption cooling and warming water machine group 3 by the high-temperature steam that the medium heated produces from high-temperature steam outlet 12.According to the needs of user, can be connected with heating network 15 and pipe cooling grid 16 respectively by Valve controlling, play heat supply and refrigeration respectively; Absorption cooling and warming water machine group 3 is connected with cooling water unit 17, lowers the temperature at any time to absorption cooling and warming water machine group 3.After in burner hearth 1, high-temperature flue gas major part heat is absorbed by heat transfer medium, remaining low-temperature flue gas is by entering heat regenerator 4 after exhaust gases passes 13.Flue gas heat is absorbed further by heat regenerator 4, and the high-temperature water produced after absorbing flue gas heat in heat regenerator 4 is connected with bathing apparatus 5, for bathing.Flowed into three again by the further flue gas absorbing heat of heat regenerator 4 to connect in tower desulfurizing dust-collector 6, enter in air close to zero-emission after desulfurization and dedusting.
Claims (1)
1. a refrigeration, heat supply, bathing a tractor serves several purposes coal direct-burning machine, it is characterized in that: comprise burner hearth (1), burner hearth (1) top is provided with flue (2), burner hearth (1) below is provided with fire grate (7), burner hearth (1) side is coal bunker (8), burner hearth is provided with chimney arch in (1), flue top is provided with high-temperature steam outlet (12) and exhaust gases passes one (13), absorption cooling and warming water machine group (3) is communicated with high-temperature steam outlet (12) by pipeline, absorption cooling and warming water machine group (3) respectively with heating network (15), pipe cooling grid (16) and cooling water unit (17) connect, heat regenerator (4) is communicated with exhaust gases passes one (13), heat regenerator (4) is connected with bathing apparatus (5),
The chimney arch arranged in burner hearth (1) comprises face arch (9) and rear arch (14), rear arch (14) and face arch (9) form the lower horn mouth (10) that flue gas upwards passes through, rear arch (14) and burner hearth upper wall form the upper horn mouth (11) that flue gas passes through backward, face arch (9) is " S " type, rear arch (14) is parabolic type, and the front end of rear arch is " soupspoon " type;
Heat regenerator (4) comprises airtight exhaust gases passes two (27) and airtight water circulation channel (28), exhaust gases passes two (27) is connected by heat-transfer pipe with water circulation channel (28), water circulation channel (28) is respectively arranged with water inlet (21) and delivery port (22), water inlet (21) is arranged on the bottom of water circulation channel (28) one end, delivery port (22) is arranged on the top of water circulation channel (28) other end, the top of water circulation channel (28) is provided with tail end venting mouth (26), exhaust gases passes two (27) is respectively arranged with gas approach (19) and exhanst gas outlet (20), be provided with in water circulation channel (28) and organize dividing plate (23) more, and the top often organizing dividing plate (23) is all respectively arranged with outlet pass (24) and steam vent (25), outlet pass (24) on dividing plate (23) and steam vent (25) staggered setting, current and water surface headspace is made to flow to circulation in " S " type, steam vent is arranged on the inner side of outlet pass, spacing between dividing plate (23) is 200-2000 millimeter, outlet pass diameter is 30-200 millimeter,
Heat regenerator (4) is connected with three tower desulfurizing dust-collectors (6);
Rear arch (14) area projected on fire grate (7) arranged in burner hearth (1) accounts for the 60-90% of whole fire grate (7) area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210424222.7A CN102901269B (en) | 2012-10-31 | 2012-10-31 | Multipurpose direct coal-fired machine for refrigeration, heat supply and bathing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210424222.7A CN102901269B (en) | 2012-10-31 | 2012-10-31 | Multipurpose direct coal-fired machine for refrigeration, heat supply and bathing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102901269A CN102901269A (en) | 2013-01-30 |
| CN102901269B true CN102901269B (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210424222.7A Expired - Fee Related CN102901269B (en) | 2012-10-31 | 2012-10-31 | Multipurpose direct coal-fired machine for refrigeration, heat supply and bathing |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512271B (en) * | 2013-10-08 | 2015-07-15 | 双良节能系统股份有限公司 | Direct-fired three-purpose-type lithium bromide absorption-type cold and hot water unit with flue gas heat exchanger |
| CN103512272B (en) * | 2013-10-08 | 2015-07-01 | 双良节能系统股份有限公司 | Direct-fired three-purpose-type lithium bromide absorption-type cold and hot water unit with double energy-saving devices |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862208A (en) * | 2006-06-10 | 2006-11-15 | 中国矿业大学 | Device for recovering waste water and waste heat |
| CN201526984U (en) * | 2009-11-12 | 2010-07-14 | 张勤福 | Novel integral one-step poured boiler |
| CN102494320A (en) * | 2011-11-16 | 2012-06-13 | 宝鸡市海浪锅炉设备有限公司 | Coal-fired refrigerating boiler |
| CN202885338U (en) * | 2012-10-31 | 2013-04-17 | 张勤福 | Multipurpose coal direct-fired machine capable of achieving refrigeration, heat supply and bath |
-
2012
- 2012-10-31 CN CN201210424222.7A patent/CN102901269B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862208A (en) * | 2006-06-10 | 2006-11-15 | 中国矿业大学 | Device for recovering waste water and waste heat |
| CN201526984U (en) * | 2009-11-12 | 2010-07-14 | 张勤福 | Novel integral one-step poured boiler |
| CN102494320A (en) * | 2011-11-16 | 2012-06-13 | 宝鸡市海浪锅炉设备有限公司 | Coal-fired refrigerating boiler |
| CN202885338U (en) * | 2012-10-31 | 2013-04-17 | 张勤福 | Multipurpose coal direct-fired machine capable of achieving refrigeration, heat supply and bath |
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| CN102901269A (en) | 2013-01-30 |
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