CN105135670A - Heat pump, heat exchanger and boiler integrated energy-saving boiler set - Google Patents
Heat pump, heat exchanger and boiler integrated energy-saving boiler set Download PDFInfo
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- CN105135670A CN105135670A CN201510603102.7A CN201510603102A CN105135670A CN 105135670 A CN105135670 A CN 105135670A CN 201510603102 A CN201510603102 A CN 201510603102A CN 105135670 A CN105135670 A CN 105135670A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The invention provides a heat pump, heat exchanger and boiler integrated energy-saving boiler set and belongs to a heat pump, heat exchanger, photovoltaic power generation and boiler combined integrated waste heat utilization energy-saving boiler set for living water heating. Smoke generated after combustion is input into a water vapor type heat pump through a boiler to be cooled through air, and then is put into a water vapor heat exchanger to be cooled through water. A plurality of funnel-shaped water guide pipes are arranged in a boiler combustion, the water vapor type heat pump is provided with a smoke and air heat exchange chamber, smoke cooling pipes in the water vapor heat exchanger are provided with rotary fins, and the rotary fins are connected with a photovoltaic solar cell. The boiler set has the advantages that in summer, a water vapor heat exchanger and the water vapor type heat pump double-unit energy-saving work state can be selected, in winter, the boiler is started, boiler smoke waste heat can also be used, and the waste heat utilization rate of the boiler smoke is high.
Description
Technical field
The invention belongs to the technical field of waste heat utilization of boiler, particularly include the power economized boiler unit of heat pump, heat exchanger and photovoltaic generation and boiler combination integral type UTILIZATION OF VESIDUAL HEAT IN hot water for life.
Background technology
Combustion chamber in present gas type boiler is identical with coal-burning type boiler with the structure of water tank, and the contact surface of combustion chamber and water tank is little, and the heat in a large amount of combustion chamber can not fill utilization and burned room is outwards discharged, the thermal resource in waste combustion chamber.
Mostly use aqueous vapor type heat exchanger to the heat smoke body UTILIZATION OF VESIDUAL HEAT IN of boiler emission now, the flue gas being greater than 1000 degrees Celsius be dropped to 30-50 degree Celsius of discharge, the volume of aqueous vapor type heat exchanger is very large.And in aqueous vapor type heat exchanger, before and after appendix, the temperature difference of section is too large, makes appendix very easily damaged.
Summary of the invention
The object of this invention is to provide and make full use of thermal source first in combustion chamber, and with heat pump, heat exchanger classified utilization fume afterheat, add the heat pump of the electric energy makeup energy of photovoltaic cell and the hot water for life power economized boiler unit of heat exchanger and boiler one.
Structure of the present invention is:
The power economized boiler unit of heat pump and heat exchanger and boiler one, comprise boiler 1, it is characterized in that: also comprise aqueous vapor heat exchanger 2 and aqueous vapor type heat pump 3, by flue 4, boiler 1 is the flue gas input aqueous vapor type heat pump 3 after burning, and ducted flue gas wind lowered the temperature by aqueous vapor type heat pump 3, the flue gas input aqueous vapor heat exchanger 2 of lowering the temperature with wind, aqueous vapor heat exchanger 2 is ducted flue gas water for cooling, and the flue gas crossed with water for cooling is from smoke stack emission; Form aqueous vapor type heat pump 3 and first with cold wind, high-temperature region cooling is carried out to flue gas, again the flue gas row feedwater gas-heat exchanger 2 of having lowered the temperature with cold wind, aqueous vapor heat exchanger 2 is lowered the temperature to flue gas with cold water again, aqueous vapor type heat pump 3 and aqueous vapor heat exchanger 2 two cooling systems divide that high and low temperature region is discharged boiler 1, discharge after flue gas cool-down in the duct; Structure and the annexation of relevant devices are as follows:
Boiler 1, aqueous vapor heat exchanger 2 and aqueous vapor type heat pump 3 are be followed successively by with the flow direction of flue gas by the structure that flue 4 is connected: boiler 1, flue 4, aqueous vapor type heat pump 3, flue 4, aqueous vapor heat exchanger 2, smoke stack emission;
Boiler 1, aqueous vapor heat exchanger 2 and aqueous vapor type heat pump 3 have water tank 5, and the structure be connected by water pipe 6 is be followed successively by with the flow direction of water: the water tank 5 of water inlet pipe 20, aqueous vapor heat exchanger 2, water pipe 6, the water tank 5 of aqueous vapor type heat pump 3, water pipe 6, the water tank 5 of boiler 1, the outlet pipe 9 of use water;
The structure of boiler 1: in the boiler furnace 7 exported near flue 4, above-below direction is provided with many infundibulate aqueducts 8, the upper end of infundibulate aqueduct 8 communicates with the upper end of boiler 1 water tank 5, the lower end of infundibulate aqueduct 8 communicates with the lower end of boiler 1 water tank 5, and infundibulate aqueduct 8 is large funnel-shaped tube little below above being; The position in boiler furnace 7 face on the lower in boiler 1, the space namely above boiler 1 water tank 5 is greater than space below; Boiler 1 water tank 5 has use water outlet pipe 9 above, boiler 1 water tank 5 is communicated with aqueous vapor type heat pump 3 water tank 5 below; Boiler furnace 7 is communicated with the convolution disc type flue gas radiating tube 28 of aqueous vapor type heat pump 3 by flue 4.
In boiler furnace 7, arrange the infundibulate aqueduct 8 that above-below direction is namely longitudinal, object is the contact surface increasing combustion flame and healed water, improves the thermal efficiency.By infundibulate aqueduct 8 object little greatly below above making the water temperature below in pipe higher than water temperature above, being conducive in the water tank 5 of boiler 1, having the water of temperature difference naturally to mix.Infundibulate aqueduct 8 is located at and exports near flue 4, and object is that the natural gas of few impact burning just to enter the airflow direction of boiler furnace 7.
The structure of aqueous vapor type heat pump 3: be also provided with flue gas air heat exchange room 26 outside the air inlet 25 of aqueous vapor type heat pump 3, flue gas air heat exchange room 26 housing is provided with air inlet window 27, is provided with convolution disc type flue gas radiating tube 28 in the housing of flue gas air heat exchange room 26; The inlet end of convolution disc type flue gas radiating tube 28 goes out pipe with the flue gas of boiler furnace 7 and communicates, and the outlet side of convolution disc type flue gas radiating tube 28 communicates with the gas distributing chamber 13 that enters of aqueous vapor heat exchanger 2; The water inlet end of aqueous vapor type heat pump 3 water tank 5 is communicated with the water end (W.E.) of the aqueous vapor heat exchange locellus 11 of giving vent to anger with the aqueous vapor heat exchange locellus 10 of the air inlet of aqueous vapor heat exchanger 2 respectively, and the water side of aqueous vapor type heat pump 3 water tank 5 is communicated with boiler 1 water tank 5.
Aqueous vapor type heat pump 3 can utilize the heat energy of air, and in summer, when few with hot water amount, available aqueous vapor type heat pump 3 replaces the effect of boiler 1, and economize energy is decreasing pollution again.The more important thing is, same flue-gas temperature, the heater riser temperature of aqueous vapor type heat pump 3 pairs of water is higher than the heater riser temperature of aqueous vapor heat exchanger 2 pairs of water, when the flue-gas temperature that boiler 1 exports only has 150 degrees Celsius, aqueous vapor type heat pump 3 can be heated to 80 degrees Celsius water, can also regulation output water temperature stability at some temperature values of 60-100 degree Celsius, and aqueous vapor heat exchanger 2 exports water and can only change with smoke temperature change.For the boiler lived in hotel etc., it is necessary that output water temperature is wanted constant, so the present invention's aqueous vapor type heat pump 3 pairs of flue gas heat utilize, and not only utilize by aqueous vapor heat exchanger 2 pairs of flue gas heat.
The structure of aqueous vapor heat exchanger 2: the aqueous vapor heat exchange locellus 10 comprising air inlet and the aqueous vapor heat exchange locellus 11 of giving vent to anger, the gas distributing chamber 13 that enters of aqueous vapor heat exchange locellus 10 inlet end of air inlet is communicated by the circle round outlet side of disc type flue gas radiating tube 28 of flue 4 and aqueous vapor type heat pump 3, the outlet side of the aqueous vapor heat exchange locellus 10 of air inlet all communicates with shared gas distributing chamber 12 with the inlet end of the aqueous vapor heat exchange locellus 11 of giving vent to anger, and the outlet side of the aqueous vapor heat exchange locellus 11 of giving vent to anger communicates with chimney;
The water tank 5 of the aqueous vapor heat exchange locellus 10 of air inlet is respectively equipped with water inlet pipe 20 with the water tank 5 of the aqueous vapor heat exchange locellus 11 of giving vent to anger;
Air water gas heat exchange locellus 10 is identical with the internal structure of the aqueous vapor heat exchange locellus 11 of giving vent to anger, its internal structure is all: be provided with many flue gas radiating tubes 15 in the casing 14 of air water gas heat exchange locellus 10 water tank 5, the two ends of every flue gas radiating tube 15 are all connected with casing 14 two ends respectively, and often the two ends of flue gas radiating tube 15 respectively with enter gas distributing chamber 13 and common gas distributor chamber 12 communicates; Be provided with many flue gas radiating tubes 15 in the casing 14 of aqueous vapor heat exchange locellus 11 water tank 5 of giving vent to anger, the two ends of every flue gas radiating tube 15 are all connected with casing 14 two ends respectively, and the two ends of every flue gas radiating tube 15 communicate with shared gas distributing chamber 12 and chimney respectively.
Flue gas distributed to uniformly flue gas radiating tube 15 in the aqueous vapor heat exchange locellus 10 of air inlet with entering gas distributing chamber 13, flue gas distributed to uniformly the flue gas radiating tube 15 in the aqueous vapor heat exchange locellus 11 of giving vent to anger with common gas distributor chamber 12, reason is that the flue-gas temperature difference of water in water tank 5 and flue gas radiating tube 15 is large, if use gyrotron structure, before and after fume pipe in same water tank 5, section temperature difference is large, and fume pipe is easily damaged.And in a water tank 5 of the present invention, flue gas radiating tube 15 is identical with the temperature difference of water, then flue gas radiating tube 15 of the present invention is not easily damaged by this factor of temperature difference.
In aqueous vapor type heat pump 3 flue gas air heat exchange room 26, connect with heat sink 16 between some convolution disc type flue gas radiating tube 28 outer walls, between some convolution disc type flue gas radiating tube 28 outer walls, be provided with rotatable fin 17; Rotatable fin 17 comprises rotating shaft 18 and is fixed on the fin 19 in rotating shaft 18, and the two ends of the rotating shaft 18 disc type flue gas radiating tube 28 that circles round with two is respectively rotationally connected; Have at least two to circle round between disc type flue gas radiating tube 28 outer wall and be provided with multiple rotatable fin 17, the rotating shaft 18 of each rotatable fin 17 parallels.
Rotatable fin 17 in flue gas air heat exchange room 26 mainly makes aqueous vapor type heat pump 3 when sucking air, make air through convolution disc type flue gas radiating tube 28 time linear flow to become curvilinear flow to, add the time of contact of air and the convolution disc type flue gas radiating tube 28 being inhaled into aqueous vapor type heat pump 3 and the area of dissipation contacted, rotating disk type flue gas radiating tube 28 improves the air heat efficiency sucked.
In aqueous vapor heat exchanger 2, connect with heat sink 16 between some flue gas radiating tube 15 outer walls, between some flue gas radiating tube 15 outer walls, be provided with rotatable fin 17; The fin 19 that rotatable fin 17 comprises rotating shaft 18 and is fixed in rotating shaft 18, the two ends of rotating shaft 18 are rotationally connected with two flue gas radiating tubes 15 respectively; Have at least between two flue gas radiating tube 15 outer walls and be provided with multiple rotatable fin 17, the rotating shaft 18 of each rotatable fin 17 parallels; Each rotatable fin 17 has one piece of fin 19 connecting rod 21 to connect, and this connecting rod 21 is connected with the swing short column 24 on reducing motor 22 rotating middle shaft 23.
Rotatable fin 17 in aqueous vapor heat exchanger 2 mainly makes the water in aqueous vapor heat exchanger 2 water tank become curve flowing, add the time of contact of water of radiation and flue gas radiating tube 15 and the area of dissipation contacted, the efficiency of heating surface of flue gas radiating tube 15 pairs of water of radiation improves.
On same rotatable fin 17, different fin 19 is not identical with the central axis angle of rotating shaft 18.
Namely the inclination angle on same rotatable fin 17 between different fin 19 is not identical, the flowing of the heat absorption water in aqueous vapor heat exchanger 2 is made to be become irregular flowing by the strength paddling rotating same fin 19, make in aqueous vapor heat exchange locellus, flue gas in flue gas radiating tube 15 reduces in the coolant-temperature gage difference of the outer water of radiation of the pipe entering casing 14 position and outflow casing 14 position as far as possible, and the water that particularly separable flue gas radiating tube 15 wall distance is different increases flowing and the temperature difference reduces.In a word, be more conducive to that the flue gas heat in flue gas radiating tube 15 is passed to that pipe is outer, water of radiation in casing 14.
Inclination angle on same rotatable fin 17 between different fin 19 is not identical, irregular flowing is also produced to the air outside convolution disc type flue gas radiating tube 28, further increase the time of contact of air and the convolution disc type flue gas radiating tube 28 being inhaled into aqueous vapor type heat pump 3 and the area of dissipation contacted, rotating disk type flue gas radiating tube 28 more improves the air heat efficiency sucked.
Also comprise photovoltaic solar cell plate 29, photovoltaic solar cell plate 29 is connected with the reducing motor 22 of aqueous vapor heat exchanger 2, for reducing motor 22 is powered.
Also comprise photovoltaic solar cell plate 29, photovoltaic solar cell plate 29 is connected with the fin 19 in aqueous vapor heat exchanger 2.The metal fin 19 that the electric energy of photovoltaic solar cell plate 29 is generated heat by resistor-type, be the heat of water electric energy conversion.
Advantage of the present invention: hot water for life power economized boiler unit of the present invention has two kinds of duties: the first is in summer, aqueous vapor heat exchanger and aqueous vapor type heat pump two-shipper group energy conservation state can be selected, solar energy is utilized with aqueous vapor heat exchanger and photovoltaic solar cell plate, also utilize the heat energy in air with aqueous vapor type heat pump, finally export the domestic water of 60 degrees centigrade with aqueous vapor type heat pump.The second, in winter, is on the basis of the first, increases boiler, except producing except hot water in boiler, and the fume afterheat that aqueous vapor heat exchanger and aqueous vapor type heat pump also utilize boiler to discharge; Make heat in boiler, fume afterheat, air heat, solar energy can be utilized to produce hot water for life.High to residual heat from boiler fume utilization ratio.
Fin in aqueous vapor heat exchanger can be used for changing the direction of a stream of water, and improves water and absorbs the flue gas heat in flue gas radiating tube, can be used as again the electrical heating element of photovoltaic solar cell, make the efficiency of the hot water of electrical heating element higher.
The hot water temperature that aqueous vapor type heat pump exports is higher than aqueous vapor heat exchanger, and the hot water temperature that the hot water temperature of aqueous vapor type heat pump output exports than aqueous vapor heat exchanger stablizes, the hot water that aqueous vapor type heat pump is better temperature, temperature is more stable exports boiler water tank, safer to boiler water tank.Namely having the fume afterheat of aqueous vapor type heat pump to utilize unit than only having the fume afterheat of aqueous vapor heat exchanger utilizes unit safer.
Aqueous vapor heat exchanger enter gas distributing chamber and common gas distributor chamber evenly spreads to flue gas in flue gas radiating tube respectively, make many flue gas radiating tube thermally equivalents, flue gas radiating tube is more durable.
Accompanying drawing explanation
Fig. 1 is boiler internal of the present invention, near the cross-sectional structure schematic diagram of flue outlet;
Fig. 2 is the rotation fin structure schematic diagram of aqueous vapor heat exchanger of the present invention;
Fig. 3 is aqueous vapor heat exchanger cross-sectional structure schematic diagram of the present invention;
Fig. 4 is general structure schematic diagram of the present invention.
In figure, 1 is boiler, 2 is aqueous vapor heat exchangers, 3 is aqueous vapor type heat pumps, 4 is flues, 5 is water tanks, 6 is water pipes, 7 is boiler furnaces, 8 is aqueducts, 9 is use water outlet pipe, 10 is aqueous vapor heat exchange locellus of air inlet, 11 is the aqueous vapor heat exchange locellus of giving vent to anger, 12 is common gas distributor chambers, 13 is into gas distributing chamber, 14 is casings, 15 is flue gas radiating tubes, 16 is heat sinks, 17 is rotate fin, 18 is rotating shafts, 19 is fins, 20 is water inlet pipes, 21 is connecting rods, 22 is reducing motors, 23 is rotating middle shafts, 24 is swing short column, 25 is air inlets, 26 is flue gas air heat exchange rooms, 27 is air inlet windows, 28 is convolution disc type flue gas radiating tubes, 29 is photovoltaic solar cell plates.
Detailed description of the invention
Embodiment 1, the power economized boiler unit of heat pump and heat exchanger and boiler one
As Fig. 1,2,3,4, this unit comprises boiler 1, also comprise aqueous vapor heat exchanger 2 and aqueous vapor type heat pump 3, by flue 4, boiler 1 is the flue gas input aqueous vapor type heat pump 3 after burning, and ducted flue gas wind lowered the temperature by aqueous vapor type heat pump 3, the flue gas input aqueous vapor heat exchanger 2 of lowering the temperature with wind, aqueous vapor heat exchanger 2 is ducted flue gas water for cooling, and the flue gas crossed with water for cooling is from smoke stack emission; Form aqueous vapor type heat pump 3 and first with cold wind, high-temperature region cooling is carried out to flue gas, again the flue gas row feedwater gas-heat exchanger 2 of having lowered the temperature with cold wind, aqueous vapor heat exchanger 2 is lowered the temperature to flue gas with cold water again, aqueous vapor type heat pump 3 and aqueous vapor heat exchanger 2 two cooling systems divide that high and low temperature region is discharged boiler 1, discharge after flue gas cool-down in the duct; Structure and the annexation of relevant devices are as follows:
Boiler 1, aqueous vapor heat exchanger 2 and aqueous vapor type heat pump 3 are be followed successively by with the flow direction of flue gas by the structure that flue 4 is connected: boiler 1, flue 4, aqueous vapor type heat pump 3, flue 4, aqueous vapor heat exchanger 2, smoke stack emission;
Boiler 1, aqueous vapor heat exchanger 2 and aqueous vapor type heat pump 3 have water tank 5, and the structure be connected by water pipe 6 is be followed successively by with the flow direction of water: the water tank 5 of water inlet pipe 20, aqueous vapor heat exchanger 2, water pipe 6, the water tank 5 of aqueous vapor type heat pump 3, water pipe 6, the water tank 5 of boiler 1, the outlet pipe 9 of use water;
The structure of boiler 1: in the boiler furnace 7 exported near flue 4, above-below direction is provided with many infundibulate aqueducts 8, the upper end of infundibulate aqueduct 8 communicates with the upper end of boiler water tank 5, the lower end of infundibulate aqueduct 8 communicates with the lower end of boiler 1 water tank 5, and infundibulate aqueduct 8 is large funnel-shaped tube little below above being; The position in boiler furnace 7 face on the lower in boiler 1, the space namely above boiler 1 water tank 5 is greater than space below; Boiler 1 water tank 5 has use water outlet pipe 9 above, boiler 1 water tank 5 is communicated with aqueous vapor type heat pump 3 water tank 5 below; Boiler furnace 7 is communicated with the convolution disc type flue gas radiating tube 28 of aqueous vapor type heat pump 3 by flue 4;
The structure of aqueous vapor type heat pump 3: be also provided with flue gas air heat exchange room 26 outside the air inlet 25 of aqueous vapor type heat pump 3, flue gas air heat exchange room 26 housing is provided with air inlet window 27, is provided with convolution disc type flue gas radiating tube 28 in the housing of flue gas air heat exchange room 26; The inlet end of convolution disc type flue gas radiating tube 28 goes out pipe with the flue gas of boiler furnace 7 and communicates, and the outlet side of convolution disc type flue gas radiating tube 28 communicates with the gas distributing chamber 13 that enters of aqueous vapor heat exchanger 2; The water inlet end of aqueous vapor type heat pump 3 water tank 5 is communicated with the water end (W.E.) of the aqueous vapor heat exchange locellus 11 of giving vent to anger with the aqueous vapor heat exchange locellus 10 of the air inlet of aqueous vapor heat exchanger 2 respectively, and the water side of aqueous vapor type heat pump 3 water tank 5 is communicated with boiler 1 water tank 5;
The structure of aqueous vapor heat exchanger 2: the aqueous vapor heat exchange locellus 10 comprising air inlet and the aqueous vapor heat exchange locellus 11 of giving vent to anger, the gas distributing chamber 13 that enters of aqueous vapor heat exchange locellus 10 inlet end of air inlet is communicated by the circle round outlet side of disc type flue gas radiating tube 28 of flue 4 and aqueous vapor type heat pump 3, the outlet side of the aqueous vapor heat exchange locellus 10 of air inlet all communicates with shared gas distributing chamber 12 with the inlet end of the aqueous vapor heat exchange locellus 11 of giving vent to anger, and the outlet side of the aqueous vapor heat exchange locellus 11 of giving vent to anger communicates with chimney;
The water tank 5 of the aqueous vapor heat exchange locellus 10 of air inlet is respectively equipped with water inlet pipe 20 with the water tank 5 of the aqueous vapor heat exchange locellus 11 of giving vent to anger;
Air water gas heat exchange locellus 10 is identical with the internal structure of the aqueous vapor heat exchange locellus 11 of giving vent to anger, its internal structure is all: be provided with many flue gas radiating tubes 15 in the casing 14 of air water gas heat exchange locellus 10 water tank 5, the two ends of every flue gas radiating tube 15 are all connected with casing 14 two ends respectively, and often the two ends of flue gas radiating tube 15 respectively with enter gas distributing chamber 13 and common gas distributor chamber 12 communicates; Be provided with many flue gas radiating tubes 15 in the casing 14 of aqueous vapor heat exchange locellus 11 water tank 5 of giving vent to anger, the two ends of every flue gas radiating tube 15 are all connected with casing 14 two ends respectively, and the two ends of every flue gas radiating tube 15 communicate with shared gas distributing chamber 12 and chimney respectively.
In aqueous vapor type heat pump 3 flue gas air heat exchange room 26, connect with heat sink 16 between some convolution disc type flue gas radiating tube 28 outer walls, between some convolution disc type flue gas radiating tube 28 outer walls, be provided with rotatable fin 17; Rotatable fin 17 comprises rotating shaft 18 and is fixed on the fin 19 in rotating shaft 18, and the two ends of the rotating shaft 18 disc type flue gas radiating tube 28 that circles round with two is respectively rotationally connected; Have at least two to circle round between disc type flue gas radiating tube 28 outer wall and be provided with multiple rotatable fin 17, the rotating shaft 18 of each rotatable fin 17 parallels.
In aqueous vapor heat exchanger 2, connect with heat sink 16 between some flue gas radiating tube 15 outer walls, between some flue gas radiating tube 15 outer walls, be provided with rotatable fin 17; The fin 19 that rotatable fin 17 comprises rotating shaft 18 and is fixed in rotating shaft 18, the two ends of rotating shaft 18 are rotationally connected with two flue gas radiating tubes 15 respectively; Have at least between two flue gas radiating tube 15 outer walls and be provided with multiple rotatable fin 17, the rotating shaft 18 of each rotatable fin 17 parallels; Each rotatable fin 17 has one piece of fin 19 connecting rod 21 to connect, and this connecting rod 21 is connected with the swing short column 24 on reducing motor 22 rotating middle shaft 23.
On same rotatable fin 17, different fin 19 is not identical with the central axis angle of rotating shaft 18.
Namely the inclination angle on same rotatable fin 17 between different fin 19 is not identical, the flowing of the heat absorption water in aqueous vapor heat exchanger 2 is made to be become irregular flowing by the strength paddling rotating same fin 19, make in aqueous vapor heat exchange locellus, flue gas in flue gas radiating tube 15 reduces in the coolant-temperature gage difference of the outer water of radiation of the pipe entering casing 14 position and outflow casing 14 position as far as possible, and the water that particularly separable flue gas radiating tube 15 wall distance is different increases flowing and the temperature difference reduces.In a word, be more conducive to that the flue gas heat in flue gas radiating tube 15 is passed to that pipe is outer, water of radiation in casing 14.
Embodiment 2, with the heat pump of photovoltaic solar cell and the power economized boiler unit of heat exchanger and boiler one
As Fig. 1,2,3,4, on the basis of embodiment 1 power economized boiler unit, also comprise photovoltaic solar cell plate 29, photovoltaic solar cell plate 29 is connected with the reducing motor 22 of aqueous vapor heat exchanger 2, for reducing motor 22 is powered.Photovoltaic solar cell plate 29 is connected with the fin 19 in aqueous vapor heat exchanger 2.
Claims (6)
1. the power economized boiler unit of heat pump and heat exchanger and boiler one, comprise boiler (1), it is characterized in that: also comprise aqueous vapor heat exchanger (2) and aqueous vapor type heat pump (3), by flue (4), boiler (1) is flue gas input aqueous vapor type heat pump (3) after burning, ducted flue gas wind lowered the temperature by aqueous vapor type heat pump (3), flue gas input aqueous vapor heat exchanger (2) of lowering the temperature with wind, aqueous vapor heat exchanger (2) is ducted flue gas water for cooling, and the flue gas crossed with water for cooling is from smoke stack emission; Form aqueous vapor type heat pump (3) and first with cold wind, high-temperature region cooling is carried out to flue gas, again flue gas row's feedwater gas-heat exchanger (2) of having lowered the temperature with cold wind, aqueous vapor heat exchanger (2) is lowered the temperature to flue gas with cold water again, aqueous vapor type heat pump (3) and aqueous vapor heat exchanger (2) two cooling systems divide that high and low temperature region is discharged boiler (1), discharge after flue gas cool-down in the duct; Structure and the annexation of relevant devices are as follows:
Boiler (1), aqueous vapor heat exchanger (2) and aqueous vapor type heat pump (3) are be followed successively by with the flow direction of flue gas by the structure that flue (4) is connected: boiler (1), flue (4), aqueous vapor type heat pump (3), flue (4), aqueous vapor heat exchanger (2), smoke stack emission;
Boiler (1), aqueous vapor heat exchanger (2) and aqueous vapor type heat pump (3) have water tank (5), and the structure be connected by water pipe (6) is be followed successively by with the flow direction of water: the water tank (5) of water inlet pipe (20), aqueous vapor heat exchanger (2), water pipe (6), the water tank (5) of aqueous vapor type heat pump (3), water pipe (6), the water tank (5) of boiler (1), the outlet pipe (9) of use water;
The structure of boiler (1): in the boiler furnace (7) exported near flue (4), above-below direction is provided with many infundibulate aqueducts (8), the upper end of infundibulate aqueduct (8) communicates with the upper end of boiler water tank (5), the lower end of infundibulate aqueduct (8) communicates with the lower end of boiler (1) water tank (5), and infundibulate aqueduct (8) is large funnel-shaped tube little below above being; The position in boiler furnace (7) face on the lower in boiler (1), the space namely above boiler (1) water tank (5) is greater than space below; Boiler (1) water tank (5) has use water outlet pipe (9) above, boiler (1) water tank (5) is communicated with aqueous vapor type heat pump (3) water tank (5) below; Boiler furnace (7) is communicated with convolution disc type flue gas radiating tube (28) of aqueous vapor type heat pump (3) by flue (4);
The structure of aqueous vapor type heat pump (3): be also provided with flue gas air heat exchange room (26) outward at the air inlet (25) of aqueous vapor type heat pump (3), flue gas air heat exchange room (26) housing is provided with air inlet window (27), is provided with convolution disc type flue gas radiating tube (28) in flue gas air heat exchange room (26) housing; The inlet end of convolution disc type flue gas radiating tube (28) goes out pipe with the flue gas of boiler furnace (7) and communicates, and the outlet side of convolution disc type flue gas radiating tube (28) communicates with the gas distributing chamber (13) that enters of aqueous vapor heat exchanger (2); The water inlet end of aqueous vapor type heat pump (3) water tank (5) is communicated with the water end (W.E.) of the aqueous vapor heat exchange locellus (11) of giving vent to anger with the aqueous vapor heat exchange locellus (10) of the air inlet of aqueous vapor heat exchanger (2) respectively, and the water side of aqueous vapor type heat pump (3) water tank (5) is communicated with boiler (1) water tank (5);
The structure of aqueous vapor heat exchanger (2): the aqueous vapor heat exchange locellus (10) comprising air inlet and the aqueous vapor heat exchange locellus (11) of giving vent to anger, the gas distributing chamber (13) that enters of aqueous vapor heat exchange locellus (10) inlet end of air inlet is communicated by the circle round outlet side of disc type flue gas radiating tube (28) of flue (4) and aqueous vapor type heat pump (3), the outlet side of the aqueous vapor heat exchange locellus (10) of air inlet all communicates with shared gas distributing chamber (12) with the inlet end of the aqueous vapor heat exchange locellus (11) of giving vent to anger, the outlet side of the aqueous vapor heat exchange locellus (11) of giving vent to anger communicates with chimney,
The water tank (5) of the aqueous vapor heat exchange locellus (10) of air inlet and the water tank (5) of aqueous vapor heat exchange locellus (11) of giving vent to anger are respectively equipped with water inlet pipe (20);
Air water gas heat exchange locellus (10) is identical with the internal structure of the aqueous vapor heat exchange locellus (11) of giving vent to anger, its internal structure is all: be provided with many flue gas radiating tubes (15) in the casing (14) of air water gas heat exchange locellus (10) water tank (5), the two ends of every flue gas radiating tube (15) are all connected with casing (14) two ends respectively, and often the two ends of flue gas radiating tube (15) respectively with enter gas distributing chamber (13) and common gas distributor chamber (12) communicates; Many flue gas radiating tubes (15) are provided with in the casing (14) of aqueous vapor heat exchange locellus (11) water tank (5) of giving vent to anger, the two ends of every flue gas radiating tube (15) are all connected with casing (14) two ends respectively, and the two ends of every flue gas radiating tube (15) communicate with shared gas distributing chamber (12) and chimney respectively.
2. the power economized boiler unit of heat pump according to claim 1 and heat exchanger and boiler one, it is characterized in that: in aqueous vapor type heat pump (3) flue gas air heat exchange room (26), connect with heat sink (16) between some convolution disc type flue gas radiating tube (28) outer walls, between some convolution disc type flue gas radiating tube (28) outer walls, be provided with rotatable fin (17); Rotatable fin (17) comprises rotating shaft (18) and is fixed on the fin (19) in rotating shaft (18), and the two ends of rotating shaft (18) the disc type flue gas radiating tube (28) that circles round with two is respectively rotationally connected; Have at least two to circle round between disc type flue gas radiating tube (28) outer wall and be provided with multiple rotatable fin (17), the rotating shaft (18) of each rotatable fin (17) parallels.
3. the power economized boiler unit of heat pump according to claim 1 and heat exchanger and boiler one, it is characterized in that: in aqueous vapor heat exchanger (2), connect with heat sink (16) between some flue gas radiating tube (15) outer walls, between some flue gas radiating tube (15) outer walls, be provided with rotatable fin (17); Rotatable fin (17) comprises rotating shaft (18) and is fixed on the fin (19) in rotating shaft (18), and the two ends of rotating shaft (18) are rotationally connected with two flue gas radiating tubes (15) respectively; Have at least between two flue gas radiating tube (15) outer walls and be provided with multiple rotatable fin (17), the rotating shaft (18) of each rotatable fin (17) parallels; Each rotatable fin (17) has one piece of fin (19) to connect with a connecting rod (21), and this connecting rod (21) is connected with the swing short column (24) on reducing motor (22) rotating middle shaft (23).
4. the power economized boiler unit of the heat pump according to Claims 2 or 3 and heat exchanger and boiler one, is characterized in that: the upper different fin (19) of same rotatable fin (17) is not identical with the central axis angle of rotating shaft (18).
5. the power economized boiler unit of heat pump according to claim 4 and heat exchanger and boiler one, it is characterized in that: also comprise photovoltaic solar cell plate (29), photovoltaic solar cell plate (29) is connected with the reducing motor (22) of aqueous vapor heat exchanger (2), is reducing motor (22) power supply.
6. the power economized boiler unit of heat pump according to claim 4 and heat exchanger and boiler one, it is characterized in that: also comprise photovoltaic solar cell plate (29), photovoltaic solar cell plate (29) is connected with the fin (19) in aqueous vapor heat exchanger (2).
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| CN201510603102.7A CN105135670B (en) | 2015-09-11 | 2015-09-11 | The power economized boiler unit of heat pump and heat exchanger and boiler one |
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| CN201510603102.7A CN105135670B (en) | 2015-09-11 | 2015-09-11 | The power economized boiler unit of heat pump and heat exchanger and boiler one |
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| CN105135670A true CN105135670A (en) | 2015-12-09 |
| CN105135670B CN105135670B (en) | 2017-10-31 |
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| Publication number | Publication date |
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| CN105135670B (en) | 2017-10-31 |
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