CN100512727C - Gas steam engine - Google Patents

Gas steam engine Download PDF

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Publication number
CN100512727C
CN100512727C CNB2007100742444A CN200710074244A CN100512727C CN 100512727 C CN100512727 C CN 100512727C CN B2007100742444 A CNB2007100742444 A CN B2007100742444A CN 200710074244 A CN200710074244 A CN 200710074244A CN 100512727 C CN100512727 C CN 100512727C
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CN
China
Prior art keywords
heat tunnel
steam
communicated
vaporium
combustion chamber
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB2007100742444A
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Chinese (zh)
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CN101044954A (en
Inventor
余家银
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Chaoyan Energy-Saving Science & Technology Co Ltd Shenzhen City
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Chaoyan Energy-Saving Science & Technology Co Ltd Shenzhen City
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Application filed by Chaoyan Energy-Saving Science & Technology Co Ltd Shenzhen City filed Critical Chaoyan Energy-Saving Science & Technology Co Ltd Shenzhen City
Priority to CNB2007100742444A priority Critical patent/CN100512727C/en
Publication of CN101044954A publication Critical patent/CN101044954A/en
Application granted granted Critical
Publication of CN100512727C publication Critical patent/CN100512727C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A gas-type steam generator for steaming food is composed of casing, upper steam chamber, lower combustion chamber, gas burner, flame tubes in said steam chamber and connected between combustion chamber and waste gas exhauster, and the steam heating channel at periphery of combustion chamber and connected between steam inlet of steam chamber and steam output tube.

Description

A kind of gas steam engine
Technical field
The present invention relates to a kind of gas steam engine, particularly relate to and be provided with vaporium, combustion chamber in a kind of shell, be provided with the gas steam engine that the below, flue furnace is provided with burner in the vaporium.
Background technology
The hotel, the restaurant, and other foods provide the place usually to adopt steaming plant processed foods such as steam box, the gas steam engine that produces steam comprises housing, be provided with the combustion chamber of vaporium and below thereof in the housing, the below, combustion chamber is provided with the burner that communicates with combustion gas, be provided with fire tube in the vaporium, the fire tube lower end communicates with the top, combustion chamber, the upper end is passed vaporium and is communicated with exhaust emission device, in the prior art, the steam that produces in the vaporium is directly transported to steam box from the steam discharge pipe that is communicated with the vaporium top, the temperature of steam is not too high like this, cause the easy hardening of food of boiling to become tough, the time of required processing is also longer, and the entrained moisture content of steam is more, influences the mouthfeel of cooking food.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of gas steam engine that can improve vapor (steam) temperature, reduce steam moisture content.
For addressing the above problem, the invention provides a kind of gas steam engine, comprise housing, be provided with the combustion chamber of vaporium and below thereof in the housing, the below, combustion chamber is provided with the burner that communicates with combustion gas, be provided with fire tube in the vaporium, described fire tube lower end communicates with the top, combustion chamber, the upper end is passed vaporium and is communicated with exhaust emission device, it is characterized in that the periphery, combustion chamber is provided with the Steam Heating passage, this Steam Heating passage one end is communicated with the air inlet of vaporium top, the other end is provided with the gas outlet, is communicated with steam output pipe.
Described Steam Heating passage comprises air inlet transfer passage, first heat tunnel, second heat tunnel and the transfer passage of giving vent to anger that is communicated with in turn, the inlet end of described air inlet transfer passage is communicated with the air inlet of vaporium, the end of the transfer passage of giving vent to anger is located in described gas outlet, and first heat tunnel, second heat tunnel are close to outer wall of combustion chamber.
Described air inlet transfer passage is a vertical passageway of being close to the vaporium outer wall, first heat tunnel is around being arranged on the top, combustion chamber, around the fire tube bottom, this passage head end is not communicated with mutually with end, the first heat tunnel head end is connected with the air inlet transfer passage by first delivery port, end is connected with second heat tunnel by second delivery port, second heat tunnel is around being arranged on around the sidewall of combustion chamber, this passage head end is not communicated with mutually with end, and its end is connected with the transfer passage of giving vent to anger by the 3rd delivery port, the transfer passage of giving vent to anger is located at the periphery of air inlet transfer passage, surrounds the air inlet transfer passage.
Described first heat tunnel is square pipeline, the outer rim of being close to the combustion chamber upper wall is around a nearly week, described first delivery port is located on the sidewall of head end, and described second delivery port is located on the terminal diapire, and a breach that prevents that the passage first and last is communicated with is arranged between head end and the end.
Described second heat tunnel is that the square groove of bending by a top opening is connected the lower wall of first heat tunnel and the pipeline that forms, this second heat tunnel is close to sidewall of combustion chamber, round, its head end communicates up and down with first heat tunnel by second delivery port, described the 3rd delivery port is located at its end, in this passage, be provided with a dividing plate that prevents that the passage first and last is communicated with between second delivery port and the 3rd delivery port.
On the described Steam Heating passage, along steam flow, the cross-sectional area of blow vent increases successively.
The cross-sectional area of the described transfer passage of giving vent to anger is greater than air inlet transfer passage cross-sectional area.
Described fire tube is the stacked cycle pulse shape that a plurality of fire tubes form.
Described steam engine shell upper is provided with the safety valve that is communicated with vaporium top, and the steam engine bottom is provided with the blowoff valve that is communicated with the vaporium bottom.
One side of described steam engine housing is provided with electric appliance box.
Gas steam engine beneficial effect of the present invention is: owing in the periphery, combustion chamber the Steam Heating passage is set, utilize the high temperature of combustion chamber, can make steam earlier through heating, transport to steam box again and remove cooking food, the temperature of steam can be heated to higher like this, make that cooking is quick more, food is fresh and tender more good to eat, and in the heated process of steam, high temperature makes the moisture content that carries in the steam further evaporate, reduce the content of moisture content in the steam, can further improve the mouthfeel of food like this.Simultaneously, steam becomes the moisture content in the steam into gas during by heat tunnel, also reduced steam density, reduce the water quality in the steam, thereby steam pressure is reduced.
Further technical scheme above the combustion chamber, be close to upper wall place, combustion chamber first heat tunnel is set, is close to sidewall around in the combustion chamber second heat tunnel is set, and such structure heating is effective, and compact conformation.
Further technical scheme, on the Steam Heating passage, along steam flow, the cross-sectional area of blow vent increases successively, and the cross-sectional area of the described transfer passage of giving vent to anger is greater than air inlet transfer passage cross-sectional area.Like this, steam pressure in course of conveying is reduced, what help not only that steam carries is smooth and easy, the more important thing is, can extenuate the pressure of vaporium self like this, makes vaporium can not damage easily because of the pressure of self steam.
The cycle pulse shape fire tube that the present invention has adopted a plurality of fire tubes to form, the heat that fuel gas buring produces is longer with flue gas flow path in fire tube, has increased the heat output between fire tube and the water greatly, thereby improves the heat energy utilization rate, has saved the energy.Simultaneously, stacked cycle pulse shape fire tube, compact conformation can not occupy too many space because of the increase of fire tube length, and the space is little between the fire tube outer wall, and the large tracts of land fire tube can be realized Fast Heating and produce steam the heating of the low amounts of water in the space.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
Fig. 1 is a profile schematic perspective view of the present invention.
Fig. 2 is an internal structure schematic diagram of the present invention.
Fig. 3 is the perspective view that the present invention removes the part shell.
Fig. 4 is the perspective view that the present invention removes another angle of part shell.
Fig. 5 is the perspective view that the present invention removes the another angle of part shell.
Fig. 6 is a flue gas flow direction principle schematic of the present invention.
Fig. 7 is the present invention's first heat tunnel structural perspective.
Fig. 8 is the present invention's second heat tunnel structural perspective.
The specific embodiment
As Fig. 1~shown in Figure 6, gas steam engine of the present invention has a housing 10, and the space constitutes vaporium 11 and combustion chamber 12 in the housing, and combustion chamber 12 is positioned at vaporium 11 belows and is spaced from.Vaporium 11 comprises the water tank of bottom splendid attire water 91 and the space that top holds steam, 12 belows, combustion chamber are burners 13, and burner 13 is connected with housing 10 outer combustion gas supply equipments, is provided with fire tube 16 in the vaporium 11, around the fire tube 16 water 91, as shown in Figure 6 in order to generation steam.Fire tube 16 lower ends are communicated with 12 tops, combustion chamber, and the upper end then is connected with the exhaust emission device 40 of housing 10 tops.As shown in Figure 1 and Figure 2, intake valve 15, magnetic valve 14 are located at the housing below, enter burner and ignition with the control combustion gas.The housing top is provided with exhaust emission device 40, this exhaust emission device 40 is made of air exhauster 41 and exhaust pipe 42, wherein the fire tube 16 in air exhauster 41 1 ends and the housing 10 is communicated with, and the other end is communicated with exhaust pipe 42, and exhaust pipe 42 is discharged into the external world with waste gas.The right side of described housing 10 also is provided with electric appliance box 70, in order to appliance controling element to be installed, makes compact conformation.The top of electric appliance box 70 also is provided with a casing 90, and this casing 90 communicates with the tank weld of vaporium bottom and is integral, and is used for installing water level switch ball-cock assembly 80.
Vaporium 11 tops of gas steam engine of the present invention are provided with through hole, are air inlet 21, and 12 peripheries, combustion chamber are provided with the Steam Heating passage, and this Steam Heating passage one end is communicated with above-mentioned air inlet 21, and the other end is provided with the gas outlet, is communicated with steam output pipe 30.In the present embodiment, described Steam Heating passage comprises air inlet transfer passage 22, first heat tunnel 24, second heat tunnel 26 and the transfer passage 28 of giving vent to anger that is communicated with in turn.
Described air inlet transfer passage 22 is vertical passageways, air inlet transfer passage 22 in the present embodiment is connected the pipeline that vaporium 11 outer walls and electric appliance box outer wall surround for L shaped member opening surface, also can be to be close to vaporium 11 outer walls and to surround by the elongated slot opening surface of a U-shaped like, its inlet end is communicated with the air inlet 21 of vaporium 11 tops, its end is connected with first heat tunnel, 24 head ends by first delivery port 23, so steam is flowed to combustion chamber 13 first heat tunnel, 24, the second heat tunnels 26 on every side downwards from the vaporium top.
As shown in Figure 7, this first heat tunnel 24 is square hollow pipeline, be close to the outer rim of combustion chamber 12 upper walls, around a week around fire tube 16 bottoms, described first delivery port 23 is located on the sidewall of head end, described second delivery port 25 is located on the terminal diapire, be provided with a breach 241 that prevents that the passage first and last is communicated with between head end and the end, a dividing plate also can be set make head end not be communicated with mutually, as shown in Figure 8 with end.The end of this first heat tunnel 24 is connected with second heat tunnel 26 by second delivery port 25.
As shown in Figure 8, described second heat tunnel 26 is by a bending, the square groove of top opening is connected the lower wall of first heat tunnel 24 and the pipeline that surrounds, this second heat tunnel 26 is close to around 12 sidewalls of combustion chamber, round, its head end communicates up and down with first heat tunnel 24 by second delivery port 25, end is provided with a hole, it is the 3rd delivery port 27, in this passage, be provided with a dividing plate 261 that prevents that the passage first and last is communicated with between second delivery port 25 and the 3rd delivery port 27, as shown in Figure 8, a breach as shown in Figure 7 also can be set and realize this passage head end and terminal not being communicated with mutually.The 3rd delivery port 27 is second heat tunnel 26 and the blow vent between the transfer passage 28 of giving vent to anger.
The transfer passage 28 of giving vent to anger also is a vertical passageway, it is the pipeline that a L shaped member and vaporium 11 outer walls and electric appliance box 70 outer walls surround, the perhaps pipeline that surrounds by the groove and vaporium 11 outer walls of a U-shaped like, it is located at the periphery of air inlet transfer passage 22, surround air inlet transfer passage 22, the lower end is connected with the 3rd delivery port 27, the upper end then is provided with the gas outlet, be the gas outlet 21 of whole Steam Heating passage, this transfer passage 28 of giving vent to anger will be transported to steam output pipe 30 from bottom to top from the steam of the 3rd delivery port 27 through the gas outlet.
The hole of process is a blow vent in the vapor transmission process, comprise air inlet, first delivery port, second delivery port, the 3rd delivery port and gas outlet, the cross-sectional area of these blow vents increases successively by steam flow, and, the cross-sectional area of the described transfer passage 28 of giving vent to anger is also greater than air inlet transfer passage 22 cross-sectional areas, has an effect of giving the steam step-down like this, can prevent steam engine and damage too early, also make the transmission of steam more smooth and easy and quick because the steam pressure that self produces is too big.
Shown in Fig. 3~5, fire tube 16 adopts wet back of the body fire tube, the parallel row arranged side by side, every of many rows is multilayer laminated and be stacked cycle pulse shape, referring to Fig. 2, Fig. 7, Fig. 8, the fire tube of present embodiment constitutes, adopts 4 layers of the parallel rows' arranged side by side, every of 8 rows stacked cycle pulse shape with pipe, each is arranged fire tube and communicates with combustion chamber 12 respectively, and is not connected between the fire tube 16.The shape of single fire tube is circuitous rugosity, as shown in Figure 6.The flame heat that 12 internal combustion produce in the combustion chamber flows into fire tube 16 with flue gas, flow in stacked cycle pulse shape fire tube inner stacks, 91 heating produce water vapour to the water in the vaporium 11 bottom water tanks, around the fire tube 16 in realization, fire tube 16 compact conformations of present embodiment, distance is very little between the outer wall, and such as 2 millimeters, thereby the water yield in the space is less, and heating surface (area) (HS is big, thereby realizes Fast Heating and produce steam.Each fire tube 16 delivery outlet is upward through the vaporium upper wall waste gas is flowed to air exhauster.
Steam engine of the present invention, shell 10 tops are provided with the safety valve 50 that is communicated with vaporium 11 tops, and the steam pressure in vaporium surpasses safety value, and safety valve will be opened pressure release automatically, thereby reduce vaporium 11 internal pressures, guarantee safe and reliable.As shown in Figure 3, the shell below then is provided with blowoff valve 60, and it is connected with vaporium 11 bottoms, and vaporium 11 bottoms are water tanks, in this water tank sewage are arranged, and can open blowoff valve 60, and sewage is discharged.
The course of work of the present invention is as described below described:
Valve turns on the gas-fire, power switch, air exhauster 41 startings, coal gas (or natural gas) enters from intake valve 15, touch the igniting of magnetic valve 14 control impuls devices, make burner 13 produce flame, burning in combustion chamber 12, flame and the flue gas that carries heat enter cycle pulse shape fire tube 16, layer upon layer of from bottom to top flowing, fire tube 16 fully absorbs the heat energy in the flames, and with heat energy with radiation, the heat conduction, water around convection type passes to rapidly heats water fast, boiled, boiling, produce steam, in addition, cigarette that fire tube 16 produces and waste gas are extracted out by air exhauster 41, are discharged to the external world by exhaust pipe 42 again; When turning on the power switch, open the valve on the water inlet pipe simultaneously, water is discharged water to vaporium by ball-cock assembly 80 by water inlet pipe, the water yield of ball-cock assembly 80 control vaporiums 11, that is: when the water shortage in the vaporium, the water level switch of ball-cock assembly 80 is opened into water automatically, and when the water in the vaporium reached the required water yield, the water level switch of ball-cock assembly 80 was closed automatically and stopped into water.
The air inlet 21 of the steam that vaporium 11 produces through the vaporium top enters air inlet transfer passage 22 and carries downwards, first delivery port 23 by the lower end enters first heat tunnel 24, on the top, combustion chamber, round and carry out the heating first time, second delivery port 25 from first heat tunnel, 24 diapires enters second heat tunnel 26 then, round at sidewall of combustion chamber and to carry out second time heating, after this enter the transfer passage 28 of giving vent to anger from the 3rd delivery port 27, from bottom to top, enter steam output pipe 30 from the gas outlet on transfer passage 28 tops of giving vent to anger, transport to the equipment that uses steam by steam output pipe 30 again.

Claims (10)

1, a kind of gas steam engine, comprise housing (10), be provided with the combustion chamber (12) of vaporium (11) and below thereof in the housing (10), below, combustion chamber (12) is provided with the burner (13) that communicates with combustion gas, be provided with fire tube (16) in the vaporium (11), described fire tube (16) lower end communicates with combustion chamber (12) top, the upper end is passed vaporium (11) and is communicated with exhaust emission device (40), it is characterized in that, periphery, combustion chamber (12) is provided with the Steam Heating passage, this Steam Heating passage one end is communicated with the air inlet (21) of vaporium (11) top, and the other end is provided with the gas outlet, is communicated with steam output pipe (30).
2, gas steam engine according to claim 1, it is characterized in that, described Steam Heating passage comprises air inlet transfer passage (22), first heat tunnel (24), second heat tunnel (26) and the transfer passage of giving vent to anger (28) that is communicated with in turn, the inlet end of described air inlet transfer passage (22) is communicated with the air inlet (21) of vaporium (11), the end of the transfer passage of giving vent to anger (28) is located in described gas outlet, and first heat tunnel (24), second heat tunnel (26) are close to combustion chamber (12) outer wall.
3, gas steam engine according to claim 2, it is characterized in that, described air inlet transfer passage (22) is a vertical passageway of being close to vaporium (11) outer wall, first heat tunnel (24) is around being arranged on top, combustion chamber (12), around fire tube (16) bottom, the head end of first heat tunnel (24) is not communicated with mutually with end, first heat tunnel (24) head end is connected with air inlet transfer passage (22) by first delivery port (23), end is connected with second heat tunnel (26) by second delivery port (25), second heat tunnel (26) is around being arranged on around the sidewall of combustion chamber (12), the head end of second heat tunnel (26) is not communicated with mutually with end, and its end is connected with the transfer passage of giving vent to anger (28) by the 3rd delivery port (27), the transfer passage (28) of giving vent to anger is located at the periphery of air inlet transfer passage (22), surrounds air inlet transfer passage (22).
4, gas steam engine according to claim 3, it is characterized in that, described first heat tunnel (24) is square pipeline, the outer rim of being close to the combustion chamber upper wall is around a nearly week, described first delivery port (23) is located on the sidewall of head end, described second delivery port (25) is located on the terminal diapire, and a breach (241) or a dividing plate that prevents that the passage first and last is communicated with is arranged between head end and the end.
5, gas steam engine according to claim 4, it is characterized in that, described second heat tunnel (26) is that the square groove of bending by a top opening is connected the lower wall of first heat tunnel (24) and the pipeline that forms, this second heat tunnel (26) is close to and is looped around combustion chamber (12) sidewall, its head end communicates up and down with first heat tunnel (24) by second delivery port, described the 3rd delivery port (27) is located at its end, in this second heat tunnel (26), be provided with a dividing plate (261) or a breach that prevents that the passage first and last is communicated with between second delivery port (25) and the 3rd delivery port (27).
According to each described gas steam engine of claim 1~5, it is characterized in that 6, on the described Steam Heating passage, along steam flow, the cross-sectional area of blow vent increases successively.
According to each described gas steam engine of claim 2~5, it is characterized in that 7, the cross-sectional area of the described transfer passage of giving vent to anger (28) is greater than air inlet transfer passage (22) cross-sectional area.
According to each described gas steam engine of claim 1~5, it is characterized in that 8, described fire tube (16) is the stacked cycle pulse shape that a plurality of fire tubes form.
9, according to each described gas steam engine of claim 1~5, it is characterized in that, described steam engine shell upper is provided with the safety valve (50) that is communicated with vaporium (11) top, and the steam engine bottom is provided with the blowoff valve (60) that is communicated with vaporium (11) bottom.
According to each described steam engine of claim 1~5, it is characterized in that 10, a side of described steam engine housing (10) is provided with electric appliance box (70).
CNB2007100742444A 2007-04-27 2007-04-27 Gas steam engine Expired - Fee Related CN100512727C (en)

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Application Number Priority Date Filing Date Title
CNB2007100742444A CN100512727C (en) 2007-04-27 2007-04-27 Gas steam engine

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Application Number Priority Date Filing Date Title
CNB2007100742444A CN100512727C (en) 2007-04-27 2007-04-27 Gas steam engine

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CN101044954A CN101044954A (en) 2007-10-03
CN100512727C true CN100512727C (en) 2009-07-15

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101485537B (en) * 2008-01-16 2012-07-11 厦门灿坤实业股份有限公司 Device for producing high-temperature steam

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4738245A (en) * 1987-09-18 1988-04-19 Su Huei S Steaming case

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4738245A (en) * 1987-09-18 1988-04-19 Su Huei S Steaming case

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Granted publication date: 20090715

Termination date: 20160427