CN2777421Y - Indoor super-conducting type gas central warm air apparatus - Google Patents

Abstract

The utility model relates to an indoor super-conducting type gas central warm air apparatus which is composed of a burner, a heat superconducting heat exchanging device, a heat superconducting recovery device of the residual heat of smoke gas, a flue system, a hot wind circulatory system, a control system, etc. The utility model is characterized in that the burner is composed of a harmonica type burner head, an ignition device, an air control device, a flame-out protection device, etc. The heat superconducting heat exchanging device is composed of an upper pipe plate, a lower pipe plate, a temperature superconducting pipe, a fin radiator, a chrysanthemum-shaped heat absorber, a heat exchanging chamber, a burbling plate, etc. The heat superconducting recovery device of the residual heat of the smoke gas is composed of a metal pipe plate, a superconducting heat-transfer pipe, a fin radiator, a heat absorber, etc. The flue system is composed of a smoke passing pipe, a strong exhaust fan, a chimney, etc. The hot wind circulatory system is composed of an air returning pipe, a circulation fan, a control system, etc. The utility model has the characteristics that the burner is integrally connected with the heat exchanging device; the superconducting heat transfer elements with high efficiency are used, the sensible heat and the latent heat of heat flow and the radiation heat of a surround wall are sufficiently used when the burner is worked, and the smoke exhausting temperature of the equipment, the smoke loss and the displacement of the harmful gas are decreased; the heat conversion efficiency is great raised, and the temperature raise is quick and uniform.

Description

The superconductive gas-fired central warm-air drier of family formula

Technical field

What the utility model related to that the efficient thermal superconducting device of a kind of usefulness carries out heat exchange and waste heat recovery is the novel household independence heating equipment of the energy with the combustion gas, i.e. the superconductive gas-fired central warm-air drier technology of family formula.

Technical background

Along with developing rapidly of combustion gas cause and improving constantly of living standards of the people, China's household fuel gas heating equipment demand increases sharply in recent years.But present household fuel gas heating equipment working heat efficient is low, the combustion gas waste is big, the thermal conversion efficiency of present widely used household fuel gas hot water system has only about 55%, and the thermal efficiency of the family formula direct combustion smoke pipe heat radiation warm-air drier heating system of new listing also has only about 75%.Conventional gas-fired equipment is stipulated according to GB GB6932-2001, its exhaust gas temperature θ Py should be more than or equal to 110 ℃, the thermal efficiency is seen with regard to domestic production status more than or equal to 80%., exhaust gas temperature is generally all about 220 ℃, heat dissipation of exhaust fume is big, obviously, the waste heat of gas-fired equipment fails to make full use of, and causes energy waste.Because combustion gas is limited resources, its price is higher relatively in China, and exploitation high-efficiency environment friendly household fuel gas heating system is significant.In addition, the flue gas loss of combustion gas heating system is serious, except that energy waste, has also seriously influenced existent environment of people, even the heat radiation smoke pipe hardening cracks the poisonous gas leakage intoxicating phenomenon in using.As everyone knows, the pollution threat of large natural environment people's existence and development of human society, according to interrelated data, annual in the world at present have 700,000,000 tons pollutant to surround the earth, in a large amount of harmful substances that human lives's atmosphere is floating, the photochemical smog of more than 50 hundred million tons of nitrogen oxide that fuel produced of the annual burning-off of light just has several hundred million tons, and As time goes on this pernicious gas can get more and more.This serious harm that pollution caused has caused that countries in the world government pays much attention to, and formulates the way of contaminated solution protection environment one after another.Therefore, exploitation high-efficiency environment friendly energy-conservation gas appliance has crucial meaning to the natural environment protecting the mankind and depend on for existence and the development of society.

Summary of the invention

The exhaust gas temperature of the family formula direct combustion smoke pipe hot air type heating system of current use is higher, is because the heating equipment thermal conversion efficiency is low during burner operation, has only utilized the part sensible heat of its heat flow, and the result that can't be used to its latent heat part.The superconductive gas-fired central warm-air drier of family formula of this case invention is that a kind of burning is an one with heat-exchanger rig, carries out the up-to-date indirect air heating technique of heat exchange with the body of heater high temperature position.Its flue gas and air are taken their own roads, and heat pollution-freely, and the hot blast of cleaning is assigned to the chamber, family with heat energy by ajutage by the circulating fan forced circulation.The thermally superconducting heat switch of this technology and cigarette temperature waste-heat recovery device, most of sensible heat of heat flow when promptly having made full use of burner operation, most of latent heat of heat flow when also having made full use of burner operation, the a large amount of radiant heat that give out on the burner leg have been utilized simultaneously again, the complete machine thermal efficiency reaches about 90%, thereby the exhaust gas temperature of gas warm-air machine is reduced to about 120 ℃ by about 228 ℃, cigarette decreases with the pernicious gas discharge capacity and reduces greatly, save the energy, reduced the surrounding enviroment pollution.

This purpose realizes with following technical proposal: the superconductive gas-fired central warm-air drier of this family formula mainly is made up of burner, thermally superconducting heat switch, hot superconduction flue gas waste heat recovery apparatus, flue system, hot air circulating system and control system etc.Wherein burner by the gripper shoe of " mouth organ " formula combustion head, fixed combustion head, be connected the formations such as the hot chamber of cylindrical shape of igniter on the gripper shoe, gas control device, flame-out safety guard, gas connection pipe, the combustion chamber of " mouth organ " formula combustion head top, the chamber leg that surrounds combustion chamber, chamber leg and shell formation.The chamber leg is connected with the lower perforated plate of thermally superconducting heat switch.The thermally superconducting heat switch is by lower perforated plate, be vertically connected on 14 tubular metal superconducting temperature tubes on the lower perforated plate with screw thread, be connected the helical fin radiator of superconducting temperature tube upper end, be connected the cosmos heat dump of superconducting temperature tube lower end, with screw thread be vertically connected between lower perforated plate and the upper perforated plate 15 tubular metals cross smoke pipe, be connected the helical fin radiator of superconducting temperature tube upper end, heat-exchanging chamber, surround the shell of heat-exchanging chamber, heat-exchanging chamber is divided into formations such as the two-part spoiler in the left and right sides.14 tubular metal superconducting temperature tubes and 15 tubular metals are crossed smoke pipe interlaced arrangement in heat-exchanging chamber, have the wind-tunnel mouth on the shell wall of heat-exchanging chamber.Hot superconduction flue gas waste heat recovery apparatus is positioned at the top of heat-exchanging chamber, and it mainly is made of metal tube sheets, 20 tubular metal superconduction heat-transfer pipes that are connected the disposed at equal distance on the metal tube sheets, the helical fin radiator, the adjusting-flow board that is connected the helical fin heat dump of superconducting temperature tube lower end, oblique placement, the shell that are connected superconduction heat-transfer pipe upper end, the return air tube that is connected the shell top.Hot superconduction flue gas waste heat recovery apparatus all is contained in the waste heat recovery chamber.Have out wind-tunnel on the waste heat recovery chamber enclosure left side wall.Flue system is mainly crossed smoke pipe, Forced discharge fan, chimney etc. and is formed by the oxygen supply port on the combustion chamber leg, 15 tubular metals.Hot air circulating system mainly is made up of the hot-air mouth on return air inlet, waste heat recovery chamber, backwind tube, heat-exchanging chamber, the lower perforated plate, hot chamber, circulating fan, hot gas distribution duct and control system etc.

Compare with family formula direct combustion smoke pipe hot air type heating system, the superconductive gas-fired central warm-air drier main feature of this family formula is: most of sensible heat of heat flow when having made full use of burner operation, most of latent heat of heat flow when also having made full use of burner operation, the a large amount of radiant heat that give out on the burner leg have been utilized simultaneously again, thereby the thermal conversion efficiency that makes warm-air drier reaches about 90%, the exhaust gas temperature of gas warm-air machine is reduced to about 120 ℃ by about 228 ℃, cigarette decreases with the pernicious gas discharge capacity and reduces greatly, going out heat significantly increases, air consumption significantly reduces, and the pernicious gas generation is well below national standard during burning.Simultaneously, burning connects as one with heat-exchanger rig is ingenious, carries out heat exchange with the body of heater high temperature position, reduced blower structure, be convenient to flue gas and air is taken their own roads, heated pollution-free, the hot blast of cleaning easily is assigned to each family chamber with heat energy by ajutage by the circulating fan forced circulation.

Description of drawings

Following accompanying drawing 1 has provided structural representation of the present utility model

Specific implementation method

Bottom 1 constitutes and principle is elaborated it in conjunction with the accompanying drawings: as shown in Figure 1, the superconductive gas-fired central warm-air drier of this family formula mainly is made up of burner 1, thermally superconducting heat switch 2, hot superconduction flue gas waste heat recovery apparatus 3, flue system 4, hot air circulating system 5 and control system 44 etc.Wherein burner by the gripper shoe 7 of " mouth organ " formula combustion head 6, fixed combustion head, be connected the formations such as the hot chamber 16 of cylindrical shape that igniter 8 on the gripper shoe, gas control device 9, flame-out safety guard 10, gas connection pipe 11, the cylindrical shape combustion chamber 12 of " mouth organ " formula combustion head top, the chamber leg 13 that surrounds combustion chamber, leg radiator 14, chamber leg 13 and shell 15 constitute.Chamber leg 13 is connected with the lower perforated plate 17 of thermally superconducting heat switch 2.Thermally superconducting heat switch 2 is by lower perforated plate 17, be vertically connected on 14 tubular metal superconducting temperature tubes 18 on the lower perforated plate 17 with screw thread, be connected the helical fin radiator 19 of superconducting temperature tube 18 upper ends, be connected the cosmos heat dump 20 of superconducting temperature tube 18 lower ends, with swivel nut be vertically connected between lower perforated plate 17 and the upper perforated plate 40 15 tubular metals cross smoke pipe 21, be connected 15 tubular metals and cross the helical fin radiator 22 of smoke pipe upper end, heat-exchanging chamber 23, surround the shell 24 of heat-exchanging chamber, heat-exchanging chamber is divided into two-part spoiler 25 formations such as grade in the left and right sides.14 tubular metal superconducting temperature tubes 18 and 15 tubular metals are crossed smoke pipe 21 interlaced arrangement in heat-exchanging chamber 23, have wind-tunnel mouth 26 on the shell wall 24 of heat-exchanging chamber 23.Described 14 tubular metal superconducting temperature tubes all are profiled metal efficient heat transfer bodies, and portion is provided with chamber line and the corresponding micro-nano hot carrier formation of different temperatures within it.Micro-nano hot carrier be nontoxic, harmless, do not have combustion, radiationless, pollution-free, Stability Analysis of Structures, a safe and reliable micro-nano heat-carrying particle, their working range is one 40 ℃ to 1000 ℃, after their lower end is heated during work within it the micro-nano hot carrier of portion be activated and produce the high speed heat shock, accompaniment turns usefulness into, heat energy is transmitted to the fin of superconducting temperature tube upper end at a high speed, and conducts to heat-exchanging chamber rapidly.Its heat transfer rate convergence velocity of sound, heat transfer resistance goes to zero, and heat transfer efficiency is 98%.Hot superconduction flue gas waste heat recovery apparatus 3 is positioned at the top of heat-exchanging chamber 23, and it mainly is made of metal tube sheets 27, the 20 efficient tubular metal superconduction heat-transfer pipes 28, the helical fin radiator 29 that is connected superconduction heat-transfer pipe 28 upper ends, the adjusting-flow board 31 that is connected the helical fin heat dump 30 of superconducting temperature tube lower end, oblique placement, the shell 32 that are connected the disposed at equal distance on the metal tube sheets 27, the return air tube 33 that is connected the shell top.Hot superconduction flue gas waste heat recovery apparatus all is contained in the waste heat recovery chamber 41.Have out wind-tunnel 34 on the 41 shell left side walls of waste heat recovery chamber.Flue system is mainly crossed smoke pipe 21, Forced discharge fan 35, chimney 36 etc. by 43,15 tubular metals of the oxygen supply port on the combustion chamber leg and is formed.Hot air circulating system mainly is made up of the hot-air mouth 37 on return air inlet 33, waste heat recovery chamber 41, backwind tube 42, heat-exchanging chamber 23, the lower perforated plate, hot chamber 16, circulating fan 38, hot blast distribution duct 39 and control system 44 etc.

The operation principle of the superconductive gas-fired central warm-air drier of family formula: utilize efficient thermally superconducting heat switch and efficient hot superconduction cigarette temperature waste-heat recovery device, the sensible heat of heat flow when making full use of burner operation, most of latent heat of heat flow when making full use of burner operation simultaneously, the a large amount of radiant heat that give out on the burner leg have been utilized simultaneously again, thereby the warm-air drier thermal efficiency is reached about 90%, the exhaust gas temperature of gas warm-air machine is reduced to about 100 ℃ by about 228 ℃, cigarette decreases with the pernicious gas discharge capacity and reduces, save the energy, reduced environmental pollution.

During gas warm-air machine work, gaseous fuel is through gas connection pipe 11, gas control device 9, igniter 8, flame-out safety guard 10, enter " mouth organ " formula combustion head 6, lighted back burning in the combustion chamber 12 of " mouth organ " formula combustion head top, 14 tubular metal superconducting temperature tubes 18 that the heat of its generation is enclosed in combustion chamber top absorb, 14 tubular metal superconducting temperature tubes are efficient heat transfer parts, the hot carrier operating temperature of its inner nanometer response range is wide and highly sensitive, the cosmos heat dump 20 that is connected superconducting temperature tube 18 lower ends has temperature rise to change slightly, and the helical fin radiator 19 that is connected its upper end just can be transferred to the heat in the combustion chamber of its underpart in the heat-exchanging chamber 23; All the other sensible heat heats that burning produces in the combustion chamber 12 by be vertically connected between lower perforated plate 17 and the upper perforated plate 40 15 tubular metals cross smoke pipe 21, the helical fin radiator 22 that is connected on its pipe also is transferred to heat in the heat-exchanging chamber 23; Mouth organ " the latent heat heat that produces of formula burner combustion crosses smoke pipe 21 by 15 tubular metals and enters hot superconduction flue gas waste heat recovery apparatus 3; under adjusting-flow board 31 water conservancy diversion of oblique placement; the helical fin heat dump 30 of the metal superconduction heat-transfer pipe 28 of the latent heat hot-fluid is inswept metal tube sheets 27 belows; discharge chimney; this moment, most latent heat heats were absorbed by the helical fin heat dump 30 of tubular metal superconduction heat-transfer pipe 28, and by the helical fin radiator 29 that is connected superconduction heat-transfer pipe 28 upper ends fume afterheat were transferred in the waste heat recovery chamber 41.Under control system 44 effects, the air that hot air circulating system 5 will heat the chamber, family constantly heats by return air inlet 33, waste heat recovery chamber 41, the hot-air mouth 37, the hot chamber 16 that go out on wind-tunnel 34, backwind tube 42, heat-exchanging chamber 23, spoiler 25, the lower perforated plate, hot blast is assigned to each family formula uses by circulating fan 38, hot blast distribution duct 39 at last.It is safe in utilization that flue system is mainly the abundant burning and the user that guarantee combustion gas, the combustion chamber leg have one with the outdoor oxygen supply port that is communicated with 43, a small amount of surplus cigarette of burning is crossed smoke pipe 21, Forced discharge fan 35, chimney 36 by 15 tubular metals and is discharged to outdoor.Air velocity in the Forced discharge fan 35 purposes increase cylindrical shape combustion chamber 12 is installed, sufficient oxygen is provided when working to gas warm-air machine,, reduce the content of the CO in the flue gas to improve the burner combustion operating mode.Because of exhaust gas temperature is just in time controlled about 120 ℃, when working, gas warm-air machine can not produce the phenomenon that condensed water corrosion warm-air drier consequently destroys environment in the flue.

Claims (6)

1, the superconductive gas-fired central warm-air drier of a kind of family formula, mainly by burner 1, thermally superconducting heat switch 2, hot superconduction flue gas waste heat recovery apparatus 3, flue system 4, compositions such as hot air circulating system 5 and control system 44, it is characterized in that: burner 1 is by " mouth organ " formula combustion head 6, the gripper shoe 7 of fixed combustion head, be connected the igniter 8 on the gripper shoe, gas control device 9, flame-out safety guard 10, gas connection pipe 11, be positioned at the cylindrical shape combustion chamber 12 of " mouth organ " formula combustion head top, surround the chamber leg 13 of combustion chamber, leg radiator 14, the hot chamber of cylindrical shape 16 formations such as grade that chamber leg 13 and shell 15 constitute, chamber leg 13 is connected with the lower perforated plate 17 of thermally superconducting heat switch 2; Thermally superconducting heat switch 2 is by lower perforated plate 17, be vertically connected on 14 tubular metal superconducting temperature tubes 18 on the lower perforated plate 17 with screw thread, be connected the helical fin radiator 19 of superconducting temperature tube 18 upper ends, be connected the cosmos heat dump 20 of superconducting temperature tube 18 lower ends, with swivel nut be vertically connected between lower perforated plate 17 and the upper perforated plate 40 15 tubular metals cross smoke pipe 21, be connected 15 tubular metals and cross the helical fin radiator 22 of smoke pipe upper end, heat-exchanging chamber 23, surround the shell 24 of heat-exchanging chamber, heat-exchanging chamber is divided into two-part spoiler 25 formations such as grade in the left and right sides, 14 tubular metal superconducting temperature tubes 18 and 15 tubular metals are crossed smoke pipe 21 interlaced arrangement in heat-exchanging chamber 23, have wind-tunnel mouth 26 on the shell wall 24 of heat-exchanging chamber 23; Hot superconduction flue gas waste heat recovery apparatus 3 is positioned at the top of heat-exchanging chamber 23, it is mainly by metal tube sheets 27, be connected 20 efficient tubular metal superconduction heat-transfer pipes 28 of the disposed at equal distance on the metal tube sheets 27, be connected the helical fin radiator 29 of superconduction heat-transfer pipe 28 upper ends, be connected the helical fin heat dump 30 of superconducting temperature tube lower end, the adjusting-flow board 31 of oblique placement, shell 32, the return air tube 33 that is connected the shell top constitutes, hot superconduction flue gas waste heat recovery apparatus all is contained in the waste heat recovery chamber 41, has out wind-tunnel 34 on the 41 shell left side walls of waste heat recovery chamber; Flue system is mainly crossed smoke pipe 21, Forced discharge fan 35, chimney 36 etc. by 43,15 tubular metals of the oxygen supply port on the combustion chamber leg and is formed; Hot air circulating system mainly is made up of the hot-air mouth 37 on return air inlet 33, waste heat recovery chamber 41, backwind tube 42, heat-exchanging chamber 23, the lower perforated plate, hot chamber 16, circulating fan 38, hot blast distribution duct 39 and control system 44 etc.

2, the superconductive gas-fired central warm-air drier of this family formula according to claim 1 is characterized in that described 14 tubular metal superconducting temperature tubes 18 all are profiled metal efficient heat transfer bodies, and portion is provided with chamber line and micro-nano hot carrier within it.

3, the superconductive gas-fired central warm-air drier of this family formula according to claim 1 is characterized in that described tubular metal superconducting temperature tube 18 can be 14, also can be less than or more than 14, it can be tubular, also can be oblate tubular, it also can be square tube, the helical fin radiator 19 that is connected the superconducting pipe upper end can be the fin of coiling, also can be the expand tube fin.

4, the superconductive gas-fired central warm-air drier of this family formula according to claim 1 is characterized in that it can be 15 that described tubular metal is crossed smoke pipe 21, also can be less than or more than 15, it can be tubular that metal is crossed smoke pipe 21, also can be oblate tubular, it also can be square tube, can be helix tube also, the helical fin radiator 22 that is connected the smoke pipe upper end can be the fin of coiling, also can the expand tube fin.

5, the superconductive gas-fired central warm-air drier of this family formula according to claim 1 is characterized in that described hot superconduction flue gas waste heat recovery apparatus 3 is positioned at the top of heat-exchanging chamber 23, also can be positioned at the side of heat-exchanging chamber 23, be connected 20 heat exchangers that efficient tubular metal superconduction heat-transfer pipe 28 constitutes of the disposed at equal distance on the metal tube sheets 27, it can be the column plate type heat exchanger, can be board-like fin heat exchanger, also can be single row heat exchanger.

6, the superconductive gas-fired central warm-air drier of this family formula according to claim 1 is characterized in that describedly heat-exchanging chamber is divided into two-part spoiler 25 tops, the left and right sides has and being no less than three air flow hole.

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