CN201448815U

CN201448815U - Gas steam stove

Info

Publication number: CN201448815U
Application number: CN2009200557908U
Authority: CN
Inventors: 胡江海
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-30
Filing date: 2009-04-30
Publication date: 2010-05-05
Anticipated expiration: 2019-04-30

Abstract

The utility model discloses a gas steam stove comprising a water tank, wherein the water tank is fixed in a bracket, a burning pipe passes through the water tank, an inlet of the burning pipe is provided with a burner, an inlet of the burning pipe is connected with a smoke discharge pipe by a smoke collecting pipe, the upper part of the water tank is provided with a steam outlet, the steam outlet is provided with a steam spray head, and a plurality of steam nozzles are distributed on the steam spray head. Because the water tank forms a semienclosed cavity, steam generated in a continuous heating process can not be discharged from the steam nozzles in time, the air pressure in the water tank can be raised gradually, and water temperature and steam temperature can be gradually heated to above 100 DEG C in the environment which is higher than normal pressure. The high-pressure steam forms high-speed mixed steam after passing through the steam nozzles. Compared with the natural liquefaction of the prior steaming device, the high-pressure steam can be liquefied to release heat at quicker speed, the liquefaction rate of the mixed steam is high, the heat loss is greatly reduced, and the steaming time is greatly shortened correspondingly.

Description

The combustion gas steam stove

Technical field

The utility model relates to a kind of combustion gas steam stove, particularly a kind of combustion gas steam stove that is used for food steaming.

Background technology

Steaming food has excellent history of a specified duration in China, and traditional to steam technology fairly simple, generally is earlier with the boiled generation steam of the water in the pot, and steam rises and runs into liquefaction and discharge liquid heat-transmission after the food on the food steamer, thereby reaches the purpose that steams food.Usually, said process carries out under normal pressure, and the vapor (steam) temperature that is produced is lower; Secondly, because of the flowing velocity of steam is lower, steam is free convection in food steamer, only can be by the release heat that liquefies naturally, its liquefied fraction is lower, and most of heat is wasted after being discharged to environment with the steam without liquefaction, so the traditional technology that steams length consuming time, and energy consumption is surprising.

The utility model content

In order to address the above problem, the purpose of this utility model is to provide a kind of combustion gas steam stove of high thermal efficiency, and it steams weak point consuming time, and energy resource consumption is low.

The technical scheme that the invention for solving the technical problem adopted is:

A kind of combustion gas steam stove comprises the water tank that is fixed on internal stent, is penetrated with combustion tube in the water tank, and the porch of combustion tube is provided with burner, and its outlet links to each other with smoke exhaust pipe by smoke collection pipe; Water tank upper is provided with steam (vapor) outlet, and described steam outlet is provided with steam jet, is distributed with several steam jets on the steam jet;

The beneficial effects of the utility model are: because the steam jet of this product is very little, water tank has formed a semi-enclosed cavity, the steam that is produced when continuing heating can't in time be discharged from steam jet, thereby the air pressure in the water tank will raise gradually, and water temperature and vapor (steam) temperature are being higher than under the environment of normal pressure also persistently overheating to more than 100 ℃.High steam is through behind the steam jet, and pressure can will be converted to speed and can and be attended by part steam and be forced to liquefaction, thereby forms high-speed mixing steam.After above-mentioned high-speed mixing steam runs into object in the food steamer, can be steaming the faster speed of liquefaction naturally that takes place in the equipment heat release of liquefying than existing, and the liquefied fraction height of mixed vapour, thermal losses significantly reduces, and steams corresponding shortening dramatically of required time.In addition, adopt 6 steam jets that uniformly-spaced circumferentially distribute to keep the uniformity of steam ejection preferably, make the temperature of each several part in the food steamer be tending towards identical.Pipeline center's temperature height because the temperature at smoke collection pipe tube wall place is low, current will improve heat exchange efficiency by the high-temperature area of smoke collection pipe in the time of heat exchanger tube, reduce the consumption of combustion gas.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the structural representation that the utility model is faced:

Fig. 2 is the structural representation that the utility model is overlooked;

Fig. 3 is the partial enlarged drawing at A place among Fig. 1.

The specific embodiment

With reference to Fig. 1, a kind of combustion gas steam stove of the present utility model comprises the water tank 5 that is fixed on support 1 inside, is penetrated with combustion tube 6 in the water tank 5, and the porch of combustion tube 6 is provided with burner 4, and its outlet links to each other with smoke exhaust pipe 9 by smoke collection pipe 62; Water tank 5 tops are provided with steam (vapor) outlet, described steam outlet is provided with steam jet 52, be distributed with several steam jets 521. on the steam jet 52 because steam jet 521 is very little, water tank 5 has formed a semi-enclosed cavity, the steam that is produced when continuing heating can't in time be discharged from steam jet 521, thereby the air pressure in the water tank 5 will raise gradually, water temperature and vapor (steam) temperature are being higher than under the environment of normal pressure also persistently overheating to more than 100 ℃. and high steam is through behind the steam jet 521, pressure can will be converted to speed can and be attended by part steam and be forced to liquefaction, thereby form high-speed mixing steam. after above-mentioned high-speed mixing steam runs into object in the food steamer, can be to steam the faster speed of the liquefaction naturally liquefaction heat release that takes place in the equipment than having now, and the liquefied fraction height of mixed vapour, thermal losses significantly reduces, and steams corresponding shortening dramatically of required time.

As preferred version of the present utility model, described steam jet 521 circumferentially is distributed in the side of steam jet 52.In the actual use, adopt 6 steam jets 521 that uniformly-spaced circumferentially distribute to keep the uniformity of steam ejection preferably, make the temperature of each several part in the food steamer be tending towards identical.For ease of steam jet 52 being installed in the position of expection on the support 1, described steam (vapor) outlet comprises the elongated shape steam lead 51 that links to each other with water tank 5, and steam jet 52 is positioned at the end of steam lead 51 tops.

As shown in Figure 2, on combustion tube 6 ends and smoke collection pipe 62, radially be provided with some heat exchanger tubes 621.The central temperature height because the temperature at smoke collection pipe 62 tube wall places is low, current will be by the high-temperature areas of smoke collection pipe 62 in the time of heat exchanger tube 621, thereby improved heat exchange efficiency, the consumption of reduction combustion gas.Described burner 4 comprises the appendix 2 of being with gas joint, the air inlet of gas control valve 3 links to each other with appendix 2, its gas outlet is provided with the gas nozzle 31 that stretches in the burner 4, the tube wall of burners 4 was provided with air admission hole 41 near gas nozzle 31 was terminal, and burner 4 is away from the mouth of pipe of the gas control valve 3 one sides inlet over against combustion tube 6; Also be provided with burning torch 32 on the described gas control valve 3.After gas control valve 3 is opened, air admission hole 41 and the combustion gas mixing of air on burner 4, under the effect of burning torch 32, mist is ignited, flame and not clean-burning mist as yet together enter with the mouth of pipe of burner 4 over against combustion tube 6 in completing combustions, the heat of the high-temperature flue gas of Xing Chenging is passed to water in the water tank by heat exchanger tube 621 and combustion tube 6 then.

Be provided with extractor fan in the described smoke exhaust pipe 9, extractor fan comprises the air blast 91 that is installed in smoke exhaust pipe 9 outsides, and the output shaft of air blast 91 drives the fan blade 92 that is positioned at smoke exhaust pipe 9 inside and rotates.Fan blade 92 forces to have increased the circulation of air in the combustion tube 6 under the traction of air blast 91, make the mist burning in the combustion tube 6 more violent, improves the efficiency of combustion of combustion gas.

For making mist and flame enter combustion tube 6 smoothly, described burner 4 is a straight tube, and the size of its mouth of pipe is less than the inlet of combustion tube 6.In addition, water tank 5 sides also are provided with the water inlet pipe 7 that is used for moisturizing, and the end that water inlet pipe 7 is positioned at water tank 5 inside is connected to water-level regulator 71.When the water in the water tank 5 gasify gradually loss and reduce to safety level after, water-level regulator 71 will be communicated with water inlet pipe 7 and carry out moisturizing, avoid equipment to damage because of dry combustion method or security incident takes place.

Claims

1. a combustion gas steam stove comprises being fixed on the inner water tank (5) of support (1), and be penetrated with combustion tube (6) in the water tank (5), the porch of combustion tube (6) is provided with burner (4), and its outlet links to each other with smoke exhaust pipe (9) by smoke collection pipe (62); Water tank (5) top is provided with steam (vapor) outlet, it is characterized in that: described steam outlet is provided with steam jet (52), is distributed with several steam jets (521) on the steam jet (52).

2. combustion gas steam stove according to claim 1 is characterized in that: described steam jet (521) circumferentially is distributed in the side of steam jet (52).

3. combustion gas steam stove according to claim 2 is characterized in that: totally 6 and evenly spaced apart at described steam jet (521).

4. combustion gas steam stove according to claim 1 is characterized in that: described steam (vapor) outlet comprises the elongated shape steam lead (51) that links to each other with water tank (5), and steam jet (52) is positioned at the end of steam lead (51) top.

5. according to the combustion gas steam stove described in the claim 1, it is characterized in that: on combustion tube (6) end and smoke collection pipe (62), radially be provided with some heat exchanger tubes (621).

6. combustion gas steam stove according to claim 1, it is characterized in that: described burner (4) comprises the appendix (2) of being with gas joint, the air inlet of gas control valve (3) links to each other with appendix (2), its gas outlet is provided with the gas nozzle (31) that stretches in the burner (4), the tube wall of burner (4) was provided with air admission hole (41) near gas nozzle (31) was terminal, and burner (4) is away from the mouth of pipe of gas control valve (3) the one sides inlet over against combustion tube (6); Also be provided with burning torch (32) on the described gas control valve (3).

7. combustion gas steam stove according to claim 1 is characterized in that: described smoke exhaust pipe is provided with extractor fan in (9).

8. combustion gas steam stove according to claim 7 is characterized in that: described extractor fan comprises the air blast (91) that is installed in smoke exhaust pipe (9) outside, and the output shaft of air blast (91) drives and is positioned at inner fan blade (92) rotation of smoke exhaust pipe (9).

9. combustion gas steam stove according to claim 6 is characterized in that: described burner (4) is a straight tube, and the size of its mouth of pipe is less than the inlet of combustion tube (6).

10. combustion gas steam stove according to claim 1 is characterized in that: water tank (5) side is provided with the water inlet pipe (7) that is used for moisturizing, and water inlet pipe (7) is positioned at the inner end of water tank (5) and is connected to water-level regulator (71).