CN108716662B - A kind of medical fluid that header is arranged is smoked to wash steam generator - Google Patents

Abstract

The present invention provides a kind of gas steam generators, including burner and water tank, the water tank includes water inlet and steam (vapor) outlet, and heat pipe is arranged in portion, water tank inside on the burner for water tank setting, the heat pipe includes header and radiating end, the bottom of drum is arranged in the header, and the radiating end is connected to header, and since the radiating end upwardly extend collecting upper box part, the radiating end is more, and the bottom of the header is connected on the inner wall of drum.The present invention improves gas steam generator, the top of water tank is quickly transferred thermal energy to by the fireballing feature of adopting heat pipes for heat transfer by the way that header and radiating end is arranged in water tank bottom, the heat transfer rate to thermal energy is improved, the absorbability of further satisfaction heat is capable of.

Description

A kind of medical fluid that header is arranged is smoked to wash steam generator

Technical field

The present invention relates to a kind of steam generator technology more particularly to a kind of steam generators of the heat pipe of Novel structure.

Background technique

Hot pipe technique is George Ge Luofo of U.S. Los Alamos (Los Alamos) National Laboratory in 1963 One kind of (George Grover) invention is known as the heat transfer element of " heat pipe ", it takes full advantage of heat-conduction principle and phase transformation is situated between The heat of thermal objects is transmitted to outside heat source rapidly by the quick thermal transport property of matter through heat pipe, and the capacity of heat transmission is more than to appoint The capacity of heat transmission of what known metal.

The industries such as aerospace, military project were widely used in front of hot pipe technique, since being introduced into radiator manufacturing, so that People change the mentality of designing of traditional heat sinks, get rid of the list for obtaining more preferable heat dissipation effect by high air quantity motor merely One radiating mode makes radiator obtain satisfied heat transfer effect using hot pipe technique, opens heat dissipation industry new world.At present Heat pipe is widely used in various heat exchange equipments, including power domain, such as the UTILIZATION OF VESIDUAL HEAT IN of power plant etc..

Steam generator is the mechanical equipment for water being heated as using the thermal energy of fuel or other energy steam.Steam hair Raw device application field is extensive, is widely used in clothing factory, drycleaner's, restaurant, steamed bun shop, dining room, dining room, factories and miness, Bean Products Factory etc. Place.Current steam generator is also widely used in the treatment of various diseases, be particularly applied to muscle, ligament etc. because For aging and it is old damage caused by chronic disease treatment, such as CN2167709Y patent, but at present in the prior art, such as CN2167709Y patent, because directly generating steam by heating, the vapor (steam) temperature that will lead to generation is excessively high, and will lead to The water from steam of generation point is excessive, and drug is because be that particle it is possible that will appear is deposited on lower part, the steam sprayed Middle active constituent content is too low, and temperature is excessively high, and intelligence degree is not high in the prior art, can not carry out effective intelligence Energyization operation.

In background technique, when utilizing gas-combustion heating steam generator, combustion gas perhaps directly heats water tank or by secondary Heat exchange generates steam, especially directly heats water tank, and water tank upper and lower part are carried out using the heat convection inside water tank Fluid convection heat exchange, but need lower part hot fluid free convection to top in such cases, heat exchange efficiency is low.

In the background technology, inventor has developed structure as described in Figure 1, and above structure has for improving heat absorption Very big raising, but because heat pipe evaporation ends extend to combustion space, the gas of combustion space is caused to flow bad, Bu Nengchong Divide and burn, and background technique cost is relatively high, therefore the application has carried out further on the basis of background technique It improves.

In view of the above-mentioned problems, the present invention is improved on the basis of invention in front, a kind of new structure is provided Steam generator makes full use of heat source, reduces energy consumption, improves combustion efficiency.

Summary of the invention

In view of the above-mentioned problems, the present invention is improved on the basis of invention in front, a kind of new heat pipe knot is provided Structure steam generator, to realize making full use of for waste heat.

To achieve the goals above, technical scheme is as follows:

A kind of gas steam generator, including burner and water tank, the water tank include water inlet and steam (vapor) outlet, water tank Portion on the burner is set, which is characterized in that heat pipe is arranged inside water tank, the heat pipe includes header and radiating end, the collection The bottom of drum is arranged in case, and the radiating end is connected to header, and since the radiating end upwardly extend collecting upper box part, described Radiating end is more, and the bottom of the header is connected on the inner wall of drum.

Preferably, the bottom of the header is the inner wall of water tank.

Preferably, communicating pipe is arranged between at least two adjacent radiating ends.

Preferably, the water tank and heat pipe are to be integrated.

Preferably, the lower wall surface of the header is the face of the bottom of water tank.

Preferably, the heat pipe surrounds bottom centre's point annular Multi-layers distributing of water tank, along the bottom centre of water tank Point setting multilayer heat pipe, the axis of every layer of heat pipe is identical at a distance from central point, so that formation is with bottom centre's point of water tank The arc structure in the center of circle.

Preferably, the outer diameter of heat pipe is d in horizontal plane projection, between the adjacent heat pipe center of circle of same layer away from From for L, it is N, same layer institute that the center of circle of heat pipe and two closed on the heat pipe center of circle of adjacent row, which constitute the apex angle of isosceles triangle, Then meet claimed below in diameter of a circle D2, the diameter of a circle D1 of adjacent inner layer:

Sin(N)=a+b*W³- c*W²- d*W, wherein Ln is logarithmic function, and W=d/ (D2-D1), a, b, c, d are parameters, full Foot is following to be required:

0.77<a<0.78, 0.38<b<0.39,0.785<c<0.795,0.87<d<0.88；

0.3< d/L<0.5。

Preferably, the burner includes burner seat, it is fixedly installed on the burner seat for placing water tank Stove circle, the combustion head for being equipped with several orifices is fixedly mounted in the burner seat, the bottom of the burner seat is equipped with combustion Tracheae, the burner seat are equipped with the air outlet slit of several supply combustion head combustion adjuvants, the outside of the burner seat Equipped with the intake adit being connected to the air outlet slit, the intake adit is equipped with air intake；The stove circle, the water tank Bottom and the burner seat form combustion chamber, and the stove circle is hollow interlayer, and the internal layer double wall top of the stove circle is equipped with Several return air inlets, the internal cavities of the stove circle are connected to the intake adit.

Preferably, a=0.7766, b=0.3879, c=0.7913, d=0.8735.

Preferably, multiple air outlet slits are set from lower to upper part, and from the lower to the upper, the density of air outlet slit distribution It is increasing.

Preferably, multiple air outlet slits are set from lower to upper part, and from the lower to the upper, the density of air outlet slit distribution Increasing amplitude is continuously increased.

Preferably, multiple air outlet slits are arranged from lower to upper part, from the lower to the upper, the diameter of air outlet slit is more next It is bigger.

Preferably, from the lower to the upper, the increasing amplitude of air outlet slit diameter is continuously increased.

Preferably, the arc-shaped structure of stove circle.

Compared with prior art, the present invention has the advantage that:

1) present invention improves gas steam generator, by the way that heat pipe is arranged in water tank bottom, is passed by heat pipe The fast feature of thermal velocity quickly transfers thermal energy to the top of water tank, improves the heat transfer rate to thermal energy, can be further Meet the absorbability of heat.Compared with background technique invention, utilization efficiency of heat energy can be significantly improved, guarantees combustion space Gas is sufficiently flowed and is burnt, and save the cost.

2) present invention improves the condensation end structure of the heat pipe in gas steam generator, by adjacent condensation segment Between communicating pipe is set, by be arranged communicating pipe, can be even to avoid uneven heating between heat pipe, realize heat pipe between pressure it is equal Weighing apparatus, defect caused by avoiding the uneven heating between different heat pipes even.

3) present invention passes through the changing rule for being connected to distributed quantity and caliber, can guarantee in process fluid flow Reach pressure equilibrium as soon as possible.

4) variation of the distribution density in the short transverse that the present invention passes through the air outlet slit of burner and diameter, can Guarantee being sufficiently mixed for air and combustion gas, reaches full combustion.

5) present invention improves the structure of the evaporation ends of the heat pipe in steam generator, and the evaporation ends of heat pipe are prolonged Farther direction is reached, in the case where not changing the condensation end volume of heat pipe, so that the endotherm area of the evaporation ends of heat pipe increases Add, the heat absorption range of heat pipe can be expanded in this way, the heat of heat source distalmost end can be absorbed.Heat pipe in compared with the existing technology Evaporation ends and condensation end are consistent size, while reducing the volume and occupied area of heat exchanger, so that compact-sized.

6) communicating pipe is arranged in adjacent evaporation ends in the present invention, can be in the feelings that heat pipe is heated different to cause pressure different Under condition, the fluid in evaporation ends that pressure can be made big quickly flows to the small evaporation ends of pressure, to keep integral pressure Equilibrium avoids hot-spot or supercooling.

Detailed description of the invention

Fig. 1 is steam generator background technique schematic diagram of the present invention.

Fig. 2 is the specific embodiment schematic diagram of steam generator of the present invention.

Fig. 3 is cisten mechanism schematic diagram of the present invention.

Fig. 4 is schematic diagram of the Fig. 3 from top.

Fig. 5 is the heat pipe partial structural diagram of present invention setting communicating pipe.

Fig. 6 is burner structure schematic diagram of the present invention.

In figure: 1- burner seat, 2- stove circle, 3-combustion heads, 4- intake adit, the combustion chamber 5-, 7- orifice, 8- heat preservation Material, 10- radiating end, 101- vertical portion, 102- horizontal component, 103- vertical pipe, 111- air supply opening, 112- air outlet slit, 121- air outlet slit, 211- return air inlet, 104 headers, 105- water tank, 106- heat source passages, 107- communicating pipe, 108 water inlets, 109- steam (vapor) outlet, 21 internal layer double walls.

Specific embodiment

Specific embodiments of the present invention will be described in detail with reference to the accompanying drawing.

Herein, if without specified otherwise, it is related to formula, "/" indicates that division, "×", " * " indicate multiplication.

If Fig. 2-6 discloses a kind of gas steam generator using heat pipe, the steam generator include burner and Water tank 105, the water tank 105 include water inlet 108 and steam (vapor) outlet 109, and the burner combustion will be in heating water tank 105 Water, the steam generator further include the heat pipe being arranged in water tank 105, as shown in Fig. 2, the heat pipe is arranged in water tank 105 Inside, the heat pipe include header 104 and radiating end 10, and the bottom of water tank 105, the radiating end is arranged in the header 104 103 are connected to header 104, and the radiating end 10 is upwardly extended since 104 top wall surface of header, and the radiating end 10 is more The bottom of root, the header 104 is connected on the inner wall of water tank 105.

Traditional gas steam generator is all to directly heat water tank by combustion gas to generate steam, utilizes pair inside water tank Stream heat exchange exchanges heat to carry out the fluid convection of water tank upper and lower part, but needs lower part hot fluid free convection in such cases To top, heat exchange efficiency is low, and the present invention is by being arranged heat pipe in water tank bottom, because the gas of the inside steams at once after heat pipe is heated The evaporation ends for sending out the top of the heat pipe risen, exchange heat on top, and such heat is just quickly transmitted to water tank upper, can be with Heat exchange efficiency is quickly improved, the heat utilization efficiency of the thermal energy of burning is improved.

The present invention is compared with background technique described in Fig. 1, and above structure improves a lot for improving heat absorption tool, And because heat pipe evaporation ends do not extend to combustion space, causes the gas of combustion space to flow, can sufficiently be fired It burns, and cost can be saved.

The present invention, can by heat first being concentrated in header, heat pipe heat radiation end is then passed in lower end setting header Quickly to transfer heat away from.

Preferably, the bottom of the header 104 is the inner wall of water tank 105.Can be used as heat pipe and drum One entirety reduces thermal contact resistance using the inner wall of drum as the lower end wall surface of heat pipe, so that compact overall structure,

Preferably, the water tank is spherical structure.

Preferably, the water tank and heat pipe are to be integrated.

Preferably, communicating pipe 107 is arranged between at least two adjacent radiating ends 10.Such as it as shown in figure 5, leans on mutually Communicating pipe 107 is set between two close radiating ends 10.Certainly, Fig. 5 is only schematic diagram, although showing only two heat dissipations End, it is not intended that only two radiating ends.It, can be to avoid uneven heating between radiating end 10 by the way that communicating pipe 107 is arranged It is even, realize that the pressure between heat pipe is balanced, defect caused by avoiding the uneven heating between different radiating ends even.

Preferably, constantly increasing the distance between adjacent communicating pipe 107 from 10 lower part of radiating end to 10 top of radiating end Add.Because radiating end absorbs the thermal energy of burning, the then heat release in water tank in bottom.With radiating end vertical portion fluid to Upper flowing, the continuous heat release of fluid, with the continuous heat release of fluid, the pressure in different radiating ends is gradually decreased, therefore passes through Above-mentioned setting can guarantee to reach pressure equilibrium as soon as possible in process fluid flow, save communicating pipe quantity, energy-saving material.

Preferably, being continuously increased the distance between adjacent communicating pipe 107 from 10 lower part of radiating end to 10 top of radiating end Amplitude it is increasing.It is found through experiments that, above-mentioned setting, can guarantee more excellent in process fluid flow to reach pressure faster Power is balanced.This is also the optimal mode of communicating got and largely studying pressure changes in distribution rule.

Preferably, from 10 lower part of radiating end to 10 top of radiating end, the diameter of communicating pipe 107 constantly reduces.This purpose Be in order to be arranged and guarantee bigger connection area, because of flowing up with fluid, the continuous heat release of fluid, not with fluid Disconnected heat release, the pressure in different radiating ends is smaller and smaller, therefore by above-mentioned setting, can guarantee in process fluid flow Reach pressure equilibrium as soon as possible.

Preferably, from 10 lower part of radiating end to 10 top of radiating end, the ever-reduced amplitude of the diameter of communicating pipe 107 is got over Come bigger.Be found through experiments that, above-mentioned setting, can guarantee in process fluid flow it is more excellent faster reach pressure equilibrium. This is also the optimal mode of communicating got and largely studying pressure changes in distribution rule.

The radiating end be it is multiple, along center (center of water tank lower end surface) radially outward direction of burner, The distribution density of the communicating pipe is smaller and smaller.In numerical simulation and it was found that, the diameter outside along the center of burner To direction, the received heat of single heat pipe is smaller and smaller, and the temperature of the heat pipe of different location is also different, thus cause part by It is hot uneven.Because combustion gas is burnt at middle part first with the burning of combustion gas, the high-temperature gas then generated is transported outward from center It is dynamic, therefore the outside received heat in middle part gradually becomes smaller, and because outward, then because the increase of diameter leads to horizontal part facet Product is bigger, causes the heat of the distribution on unit area also smaller and smaller, therefore the heat being distributed on each heat pipe is caused to reduce. It is even to will lead to different location radiating end uneven heating in this way, pressure is different.The present invention passes through the different location setting in burner The density of communicating pipe is different, so that the integral heat pipe pressure made quickly keeps essentially identical, so that whole heat exchange efficiency is improved, Material is saved, local damage caused by non-uniform temperature is avoided, extends the service life of heat pipe.

Preferably, along the center radially outward direction of burner, the distribution density of the communicating pipe is smaller and smaller Amplitude constantly increase.As the variation of communicating pipe distribution density, the present invention has carried out a large amount of numerical simulation and experiment, from And obtain the changing rule of above-mentioned communicating pipe distribution density.By above-mentioned changing rule, material can be saved, while can also Enough improve 6% or so heat exchange efficiency.

The radiating end be it is multiple, along center (center of water tank lower end surface) radially outward direction of burner, The caliber of the communicating pipe is smaller and smaller.Numerical simulation and it was found that, along burner the outwardly radial side in center To the received heat of single heat pipe is smaller and smaller, and the temperature of the heat pipe of different location is also different, to cause local heating not Uniformly.Because combustion gas is burnt at middle part first with the burning of combustion gas, the high-temperature gas then generated is moved out from center, Therefore received heat gradually becomes smaller outward at middle part, and because outward, then because the increase of diameter leads to horizontal component area It is bigger, cause the heat of the distribution on unit area also smaller and smaller, therefore the heat being distributed on each heat pipe is caused to reduce.This It is even that sample will lead to different location heat pipe uneven heating, and pressure is different.Connection is arranged by the different location in burner in the present invention The caliber of pipe is different, so that the integral heat pipe pressure made quickly keeps essentially identical, to improve whole heat exchange efficiency, saves Material avoids local damage caused by non-uniform temperature, extends the service life of heat pipe.

Preferably, along the center radially outward direction of burner, the smaller and smaller width of the caliber of the communicating pipe Degree is continuous to be increased.As the variation of Diameter of connecting pipe, the present invention has carried out a large amount of numerical simulation and experiment, to obtain The changing rule for the Diameter of connecting pipe stated.By above-mentioned changing rule, material can be saved, while 6% or so can also be improved Heat exchange efficiency.

Preferably, medical fluid is arranged in the water tank.The steam generator is a kind of steaming of drug fumigation in treating function Vapour generator.

Preferably, water tank includes water inlet 108 and steam (vapor) outlet 109, the steam of generation directly goes out from steam (vapor) outlet 109 It goes.

Alternatively, the steam generator further includes medical fluid evaporation tank, and the medical fluid evaporation tank passes through pipeline It is connected to water tank 105, atomizer is set in the medical fluid evaporation tank, steam (vapor) outlet is arranged in the medical fluid evaporation tank.

Drug is set in the water tank, the drug immersion in water, in use, passing through radiating end in water tank Water is heated, by water come Heating Drug, to generate medical fluid in water tank 105.The medical fluid of generation enters liquid medicine steaming by pipeline It sends out in case, and is atomized in medical fluid evaporation tank, is then discharged by steam (vapor) outlet.Steam (vapor) outlet can be directly against patient Sick position discharge, for treating.

The radiating end be it is multiple, along center (center of header upper end) outwardly radial side of burner To the distribution density of the radiating end is smaller and smaller.In numerical simulation and it was found that, outside along the center of burner The received heat of radial direction, single radiating end is smaller and smaller, and the temperature of the radiating end of different location is also different, to cause Local heating is uneven.Because with the burning of combustion gas, combustion gas is burnt at middle part first, and the high-temperature gas then generated is from center It moves out, therefore the outside received heat in middle part gradually becomes smaller, and because outward, then because the increase of diameter leads to level Area is bigger, causes the heat of the distribution on unit area also smaller and smaller, therefore cause to be distributed on each radiating end Heat reduces.It is even to will lead to different location radiating end uneven heating in this way, causes temperature different.The present invention passes through in burner The density that radiating end is arranged in different location is different, so that the integral heat sink end temperature made keeps essentially identical, to improve entirety Heat exchange efficiency, save material, avoid local damage caused by non-uniform temperature, extend the service life of heat pipe.

Preferably, along the center radially outward direction of burner, the distribution density of the radiating end is smaller and smaller Amplitude constantly increase.As the variation of radiating end distribution density, the present invention has carried out a large amount of numerical simulation and experiment, from And obtain the changing rule of above-mentioned radiating end distribution density.By above-mentioned changing rule, material can be saved, while can also Enough improve 9% or so heat exchange efficiency.

Preferably, the diameter and length of each radiating end 10 are identical.

Preferably, the radiating end 10 be it is multiple, along the center radially outward direction of header upper end, institute The caliber for stating radiating end is smaller and smaller.The reason of concrete reason is with front radiating end distribution density is identical.

Preferably, along the center radially outward direction of burner, the smaller and smaller width of the caliber of the radiating end Degree is continuous to be increased.The reason of concrete reason is with front radiating end distribution density is identical.

Preferably, the distribution density and length of all radiating ends 10 are all identical.

Preferably, as shown in figure 4, from top downwards from, or horizontal plane projection on, the radiating end 10 surrounds The central point annular Multi-layers distributing of water header upper surface.

Preferably, radiating end 10 is arranged in center position, multi-layer heat dissipation end 10, every layer of radiating end are set along central point 10 axis is identical at a distance from central point, to be formed using the central point of water tank bottom as the arc structure in the center of circle.

By numerical simulation and experiment discovery, the distance between radiating end 10, including at same diametrical position distance and The distance between adjacent layer cannot be too small, too small to will lead to radiating end distribution excessively, causes the caloric receptivity of every radiating end insufficient, Excessive to will lead to radiating end distribution very little, and radiating end is caused to overheat, therefore the application is by a large amount of numerical simulation and experiment, always The distribution for carrying out the optimization of the distribution of radiating end 10, the deficiency so that radiating end can neither recept the caloric are born, and it is excessive to recept the caloric.

As shown in figure 4, the diameter of the upper surface of the header is D, the outer diameter of radiating end 10 is d, same layer it is adjacent The circular arc of radiating end central axis is N, and the distance between adjacent radiating end center of circle of same layer is L, the center of circle of the circular arc It is the central axis of storage heater, diameter of a circle D2 where same layer, the diameter of a circle D1 of adjacent inner layer then meet claimed below:

Sin(N)=a+b*W³- c*W²- d*W, wherein Ln is logarithmic function, and W=d/ (D2-D1), a, b, c, d are parameters, full Foot is following to be required:

0.77<a<0.78, 0.38<b<0.39,0.785<c<0.795,0.87<d<0.88；

Preferably, a=0.7766, b=0.3879, c=0.7913, d=0.8735.

Preferably, gradually becoming smaller with D2/D, a, b is increasing, c, and d is smaller and smaller.

Preferably, 0 ° < N < 120 °.

Preferably, 10 ° < N < 70 °.

Above-mentioned empirical equation is to be obtained by a large amount of numerical simulations and experiment, and pass through verification experimental verification, because using three Power function, error is substantially within 2.8%.

Preferably, gradually becoming smaller with D2/D, a, b is increasing, c, and d is smaller and smaller.

Preferably, the heat absorption capacity 900-1100W of heat pipe, further preferably 1000W；

Water tank internal diameter is 1300-1500 millimeters, further preferably 1400 millimeters.

Radiating end 10 is 9-10 millimeters, further preferably 9.5mm.

Certainly, Fig. 4 shows only 3 layers of radiating end, can actually be more than three layers.D2, D1 of Fig. 4 is also only one Citing, can actually be using the radiating end of central axis as the layer where D1, i.e. D1=0, using current D1 as where D2 Layer.

Fig. 3 shows only half, the other half is symmetrical therewith, is just not described in detail.

As shown in attached drawing 2,6, the burner includes burner seat 1, is fixedly installed on the burner seat 1 for putting The stove circle 2 of water tank 105 is set, the combustion head 3 for being equipped with several orifices 7, the burner seat is fixedly mounted in the burner seat 1 1 bottom is equipped with the air supply opening 111 connecting with gas pipeline, and the burner seat 1 is equipped with several supply combustion heads 3 The air outlet slit 112 of combustion air, the outside of the burner seat 1 are equipped with the air duct 4 being connected to the air outlet slit 112, 4 lower end of air duct is equipped with air intake 121, and the shell of the air supply line 4 coats the burner seat 1, in this way can benefit The air entered with the heating of burner seat 1, saves gas thermal energy.Preferably, being viewed from above, combustion head 3 is circular configuration

Several orifices 7 is arranged on combustion head 3, combustion gas can be made to reach optimal atomizing effect, so as to combustion gas energy Full combustion, the stove circle 2 in horn-like, the oral area of the stove circle 2 be it is corresponding with the outer wall of the water tank round, can be with It is heated evenly water tank, the temperature in fast lifting pot, the stove circle 2, the water tank and the burner seat 1 formation prevent The combustion chamber 5 rushed down outside flame, the indoor flame that makes to burn avoid thermal-flame and take away thermal energy, solve no longer along the bottom of a pan spilling The heat energy loss phenomenon of the 20%-30% for fuel gas supply total amount of heat of having determined, while making the environment of surrounding no longer because by high temp fire Heat that flame is taken away and improve temperature, improve the operating environment in kitchen；The stove circle 2 is hollow interlayer, the stove circle 2 internal layer double wall 21 is equipped with several return air inlets 211, the internal cavities of the stove circle 2 and the intake adit 4 close to its oral area Connection.

Position in the stove circle 2 close to bottom end, which is equipped with, is connected to the combustion chamber 5 and external exhaust gas auxiliary exhaust mouth 22, By outside the gas discharge combustion chamber after full combustion, the combustion gas in combustion chamber can be made preferably to mix with fresh air, sufficiently Burning, inhibits the generation of pernicious gas.

The outer surface of the stove circle 2 is covered with thermal insulation material 8, and the inner surface of the stove circle 2 can also be covered with thermal insulating material simultaneously Material 8.Scattering and disappearing for heat can be prevented in this way, while also making the environment of surrounding no longer because heat scatters and disappears and improves temperature.

Blower is advertised air into combustion chamber from air intake, intake adit, air outlet slit, in the combustion chamber and from confession Port enters indoor combustion gas of burning by orifice atomization and mixes and burn, and heats to water tank, also makes the Indoor Air that burns The temperature of body is got higher, most of insufficient high-temperature gas (at this moment the temperature of high-temperature gas can reach 800 DEG C or more) meeting of burning By return air inlet, combustion chambers burn is returned to once again by the internal cavities, intake adit and air outlet slit of stove circle, makes burning not The heat of sufficient high-temperature gas is not only recycled, and can make its full combustion, greatly reduces the use of combustion gas Amount, and inhibit the generation of the carbon monoxide, hydronitrogen that do great harm to human body, while the part generated in combustion chamber is useless Gas is discharged in the gap between water tank and stove circle, due to the gap very little between water tank and stove circle, so burned flame is not It can be overflowed from gap, keep heat losses less, the exhaust gas generated in small part combustion chamber is arranged by exhaust gas auxiliary exhaust mouth Out.

Preferably, as shown in Figure 2,6, the arc-shaped structure of stove circle.

Preferably, multiple air outlet slits 112 are set from lower to upper part, from the lower to the upper, air outlet slit distribution Density was increasing before this, at a certain position, was then gradually reduced.Top by the way that multiple air outlet slits 112 are arranged is arrived down The variation of the distribution density of portion position, it is small by the air output of upper and lower position, so that the combustion air of top to lower part gradually increases Add, is then gradually reduced, so that even if air bolus caused by air capacity exists at maximum position, but the sky for passing through upper and lower The amount of gas be gradually reduced so that air bolus and and then be gradually sufficiently mixed, so that air gradually and combustion gas mixing, reaches To sufficient mixed effect, top or lower part large quantity of air is avoided to impact combustion gas suddenly, so that air forms the presence of agglomerate, Cause the mixing of air fuel gas bad.It can make with numerical simulation the study found that by above-mentioned setting through a large number of experiments It obtains air fuel gas to be sufficiently mixed, combustion efficiency improves 10% or so.It should be noted that above-mentioned achievement is the applicant It is not the common knowledge of this field by what is largely studied.

Preferably, multiple air outlet slits are set from lower to upper part, and from the lower to the upper, the density of air outlet slit distribution Increasing amplitude constantly reduces, and starts at a certain position, and the amplitude that the density of air outlet slit distribution is gradually reduced is more next It is bigger.It being found through a large number of experiments with numerical simulation study, this setting enables to air and combustion gas more fully to mix, Improve efficiency of combustion.

Preferably, a certain position is the middle position in 2 short transverse of stove circle.

Preferably, multiple air outlet slits 112, from the lower to the upper, the diameter of air outlet slit are arranged from lower to upper part It is increasing before this, at a certain position, then it is gradually reduced.By the way that the top of multiple air outlet slits 112 is arranged to lower portion The variation for the diameter set, it is small by the air output of upper and lower position so that the combustion air of top to lower part gradually increases, then by It is decrescence small so that even if air bolus caused by air capacity exists at maximum position, but by the amount of the air of upper and lower by It is decrescence small so that air bolus and being then gradually sufficiently mixed, so that air gradually and combustion gas mixing, reaches sufficient Mixed effect avoids top or lower part large quantity of air from impacting combustion gas suddenly, so that air forms the presence of agglomerate, causes air The mixing of combustion gas is bad.Air is enabled to fire the study found that by above-mentioned setting with numerical simulation through a large number of experiments Gas is sufficiently mixed, and combustion efficiency improves 10% or so.It should be noted that above-mentioned achievement is that the applicant passes through largely Research obtain, be not the common knowledge of this field.

Preferably, from the lower to the upper, the increasing amplitude of air outlet slit diameter constantly reduces, at a certain position Start, the amplitude that air outlet slit diameter is gradually reduced is increasing.Find that this sets with numerical simulation study through a large number of experiments It sets and air and combustion gas is enabled to more fully to mix, improve efficiency of combustion.

Preferably, a certain position is the middle position in 2 short transverse of stove circle.

Preferably, the distribution density of the orifice 7 is more next along the center radially outward direction of combustion head 3 It is smaller.Guarantee that combustion gas is gradually increased externally to intermediate distributed number, a large amount of combustion gas is located at medium position full combustion, combustion From middle part burning, then flue gas enables the whole heating surfaces of flue gas to be heated, guarantees from the discharge of return port 211 when burning That integrally heats is uniform.

Preferably, the distribution density of the orifice 7 is more next along the center radially outward direction of combustion head 3 Smaller amplitude is continuously increased.As the variation of orifice distribution density, the present invention has carried out a large amount of numerical simulation and experiment, To obtain the changing rule of above-mentioned distribution density.By above-mentioned changing rule, it can be further ensured that the uniform of heating.

Preferably, the diameter of the orifice 7 is smaller and smaller along the center radially outward direction of combustion head 3.

Preferably, the diameter of the orifice 7 is smaller and smaller along the center radially outward direction of combustion head 3 Amplitude be continuously increased.Main cause with it is as before.

Preferably, lower part is burner as shown in Fig. 2, water tank 105 forms ball structure.It, can by above-mentioned setting Heat pipe and the fluid of heat exchange to be all provided entirely in ball, exterior space can be made full use of in this way, it is tight to reach structure The purpose gathered.

Although the present invention has been disclosed in the preferred embodiments as above, present invention is not limited to this.Any art technology Personnel can make various changes or modifications, therefore protection scope of the present invention is answered without departing from the spirit and scope of the present invention When being defined by the scope defined by the claims..

Claims (4)

1. a kind of gas steam generator, including burner and water tank, the water tank include water inlet and steam (vapor) outlet, water tank is set Set portion on the burner, which is characterized in that heat pipe is set inside water tank, and the heat pipe includes header and radiating end, the header The bottom of water tank is set, and the radiating end is connected to header, and the radiating end is upwardly extended since header upper end, institute Stating radiating end is more, and the bottom of the header is connected on the inner wall of drum；Medical fluid, the steam hair are set in the water tank Raw device is a kind of steam generator of drug fumigation in treating function；

The bottom of the header is the inner wall of water tank；

Communicating pipe is set between at least two adjacent radiating ends；The lower wall surface of the header is the face of the bottom of water tank.

2. steam generator as described in claim 1, which is characterized in that the water tank and heat pipe are to be integrated.

3. steam generator as described in claim 1, which is characterized in that the heat pipe is around the center of the upper end of header Multilayer heat pipe is arranged along bottom centre's point of water tank in the annular Multi-layers distributing of point, and the axis of every layer of heat pipe is at a distance from central point It is identical, to be formed using the bottom centre of water tank point as the arc structure in the center of circle.

4. steam generator as described in claim 1, which is characterized in that the burner includes burner seat, the burning It is fixedly installed with the stove circle for placing water tank on device seat, the burning for being equipped with several orifices is fixedly mounted in the burner seat Head, the bottom of the burner seat are equipped with fuel gas conduit, and the burner seat is equipped with several supply combustion head combustion adjuvants Air outlet slit, the outside of the burner seat are equipped with the intake adit being connected to the air outlet slit, set on the intake adit There is air intake；The stove circle, the water tank bottom and the burner seat form combustion chamber, and the stove circle is hollow folder Layer, the internal layer double wall top of the stove circle are equipped with several return air inlets, and the internal cavities of the stove circle and the intake adit connect It is logical.