CN2516852Y - Cooking rang using liquid alcohol-base mixture as fuel - Google Patents

Abstract

The utility model relates to a cooking appliance for cooking use with liquid alcohol-based mixture as the fuel, comprising a preheating chassis, a vaporizing burner assembly, a frame assembly, a liquid level meter, a metering valve, a burner nozzle, a pressure gauge, a top cover, a burner valve, a metering tube 1, a metering tube 2, a gas tube 1, a gas tube 2, a liquid inlet tube, a back pressure tube, an igniter cover and a fuel tank. The utility model is characterized in that the burner nozzle is arranged in the bottom mixing zone of the burner assembly, the mixing zone adopts the spreading border structure, the structure and the size of the mixing zone match the fuel vapor flow of the burner nozzle enabling the fuel vapor and the air flow in the mixing zone to match and reach the turbulent state so as to ensure the optimal state of combustion, the burner nozzle and the gas tube are connected with the vaporizing burner assembly, and the gas tube is connected with the opening at one side of the burner nozzle so as to free the central bottom part of the burner nozzle as a secondary air inlet and add secondary combustion supporting air from combusting central area while the combustible gas is in combustion. The utility model has the advantages of high efficiency, energy-saving and noise-reducing effect by combusting fully and increasing the flame temperature.

Description

With the liquid alcohol based mixtures is that cooking a meal of fuel used kitchen range

Technical field

The utility model relates to a kind of liquid alcohol based mixtures that uses and uses kitchen range as cooking a meal of fuel.

Background technology

Liquid alcohol radical fuel combination was subjected to the attention of various circles of society in recent years as a kind of novel energy.Annual about more than 100,000,000 tons of China's oil output in a very long time, can not increase to some extent, and along with the development of society, can be increasing to the demand of the energy, the fuel of seeking to substitute is imperative.Particularly in few oil area, greatly develop the alcohol radical fuel combination and help to change the oil unbalanced situation that distributes.

Yet, a kind of appearance of the new energy, the combustion apparatus that can be complementary with it must be arranged, in recent years, the patent of development of new liquid alcohol radical fuel combination kitchen range technology is a lot, as: the utility model liquid alcohol kitchen range that ZL 98 2 50005.X, ZL 98 250038.6, ZL 00205518.X, 98 12 3194.2 are proposed.

The device of the liquid alcohol kitchen range that ZL 98 2 50038.6 is proposed, essence is to adopt coil pipe horizontal type vaporizer and vertical tube vaporizer structure combining form, do not need the coil pipe horizontal type carburetor structure outer pressurization to inflate though do not resemble, make pressurising in the fuel tank, allow enter burner combustion under the stressed outside effect of liquid fuel, liquid fuel gasifies after through the coil pipe vaporizer simultaneously.Though ZL 98 2 50038.6 utility models do not need to inflate pressurization, but combine the design feature that vertical tube is vaporized, utilize the pressure of liquid, allow liquid fuel enter its tubular type generating tube preheating, but because its pre-heat vapourizer is a U type copper tube, the preheating superheating phenomenon often occurs in whole burning, because the liquid fuel storage capacity in the U type vapor lamp is few, after entering small amount of liquid fuel in the overheated copper tube vaporizer, because high temperature, the liquid fuel gasification of expanding rapidly causes instantaneous pressure in the copper pipe simultaneously, makes the woven hose moment negative pressure that communicates with it, cause liquid fuel in time not to be delivered in the generating tube, after treating that this burst fuel under high pressure steam enters burner combustion, negative pressure is just disappeared in the woven hose, and at this moment liquid fuel is just reentered pipe type evapourator.So repeatedly, normal combustion is affected, simultaneously, because the superheating phenomenon of pipe type evapourator is frequent, its security also is greatly affected, in case the burner carbon deposit stops up, the probability of its blast is also very big.

Summary of the invention

The scheme that the utility model proposed, there are not above-mentioned related various defectives, eliminated unnecessary hidden danger, improved its security, simultaneously owing to be static gasification, combustion flame is steady, the gasification stable equilibrium, sufficient combustion, its discharging meets the GB requirement, the property manipulated is convenient, has overcome the shortcoming that prior art exists.

The purpose of this utility model is achieved in that it comprises gasification combustor assembly, preheating chassis, frame assembly, liquid level gauge, proportional valve, burner noz(zle), Pressure gauge, loam cake, combustion valve, quantity tube 1, quantity tube 2, Gas Pipe 1, Gas Pipe 2, feed tube, back pressure pipe, igniter cover, wherein fuel tank has three paths to link to each other with burner assembly, three perforates on the shell of burner assembly, the potential difference that wherein goes up two perforates is in 20mm.

Proportional valve adopts dead man to link to each other with quantitative spool, and proportional valve links to each other with the igniter cover, and the knob of combustion valve can be regulated in 0～180 ° scope.

The bottom of evaporation burner assembly and inner bag is for expanding on one side structure, and the relief tube on top that the position that the back pressure pipe is connected with the evaporation burner assembly is in bottom, the feed tube of combustion tube 1 is provided with relief valve.

Be connected with liquid level gauge and manometric tube connector on the fuel tank.

The Gas Pipe 1 of combustion valve is connected with the highest connecting hole on the evaporation burner assembly shell, and Gas Pipe 2 is connected with burner noz(zle), and is in the lower edge expansion center, mixed zone of gasification combustor assembly.

Burner noz(zle) and air inlet pipe 1 be connected a side, the top of burner noz(zle) is total to be no more than 6, more than equally distributed fumarole, its angle is between 20 °～40 °.

The middle part of burner noz(zle) is the secondary air passage of a diameter between 6～9mm.

Proportional valve top ad hoc one leads to the return-air hole and the muffler of fuel tank.

Because the utility model has adopted said structure, compared with prior art have the following advantages: be a kind of be that cooking a meal of fuel used kitchen range with the liquid alcohol based mixtures, because the structure of being narrated in its overall structure and aforesaid other utility model has greatly improved, seem in the combination of contradiction in abundant gasification and two of combustion processes of control, make it harmonious, its physical dimension matches with the fuel vapo(u)r flow of burner noz(zle), fuel vapo(u)r is matched with air mass flow in the Mixed Zone reach turbulence state, thereby guaranteed that burning is in optimum state.Have liquid, gas and back pressure interface tube on one side of the shell of burner assembly, back pressure pipe and relief valve can make the pressure in the burner remain on optimum condition, because design has pressure indicator on the fuel tank, when the back pressure pipe in burner unnecessary pressure transmission in fuel tank, and when causing the fuel tank internal pressure to be higher than the scope of (NY312-97) permission, its numerical value both had been engraved on the Pressure gauge and had shown, relief valve work is so that be depressured to the bottom burning.The burner noz(zle) Gas Pipe is connected with the vaporization combustion assembly, and Gas Pipe is connected with a STH of burner noz(zle), the centre bottom of so just vacating burner noz(zle) is as the secondary supplement air inlet, so that fuel gas is when burning, it is combustion-supporting to replenish auxiliary air from its combustion centre zone, realize fully burning, improve the effect that flame temperature reaches efficient, energy-conservation, reduces noise.

Compared with prior art the utility model has been taked counter-measure on its structure, thereby no matter is that the utility model has had very much progress in performance and security, also has certain advance simultaneously on energy-conservation and environment protection emission, so have more dissemination.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is an integral installation figure of the present utility model;

Fig. 2 is that part of the present utility model is to view;

Fig. 3 is a side view of the present utility model;

Fig. 4 is a partial sectional view of the present utility model;

Fig. 5 is a special-purpose proportional valve of the present utility model:

Fig. 6 is special-purpose burner noz(zle) figure of the present utility model;

Fig. 7 is special-purpose evaporation burner assembly figure of the present utility model.

The specific embodiment

Mainly do below and specify in conjunction with Fig. 1.Among Fig. 1, comprising fuel tank 6, evaporation burner assembly 2, burner noz(zle) 4, proportional valve 10 and combustion valve 9, liquid level gauge 11, Pressure gauge 8 between preheating chassis 1 and the loam cake 5, after injecting the alcohol radical fuel combination in the fuel tank 6, because the connection of feed tube 18, also enter simultaneously fuel in the evaporation burner assembly 2, but because the potential difference of evaporation burner assembly 2 is a little more than fuel tank 6, and on its shell once pressure pipe 19 be connected, design has pressure relief device on the back pressure pipe 19, and the fuel gas of pressure release directly enters burner assembly 2 burnings.Even will fill with liquid fuel in the fuel tank 6, evaporation burner assembly 2 also can operate as normal.And also design on the fuel tank liquid level gauge 11 is arranged, with the fuel of prompting user injection and the situation of remaining fuel, simultaneously also be provided with Pressure gauge 8 on fuel tank 6, so that allow the user understand pressure condition in the fuel tank 6 at any time, the design of these safety measures has all improved security of products.

Because the special construction of evaporation burner assembly 2 design, the amount that makes the alcohol radical mixed fluid fuel that enters the gasification cavity is an appropriate scope, superheating phenomenon in the vaporizer 2 can not appear because of firepower is too quickly, can not store too much yet and cause difficulty, influence normal combustion to gasification because of the liquid fuel in the gasification cavity.This design of evaporation burner assembly 2 guaranteed that the liquid fuel in vaporization chamber is in static vaporized state, avoided the ejection of the molecule that do not gasify that dissociates out in the situation of gas, liquid mixed flow and the fuel, knot charcoal plug nozzle 4 and Gas Pipe 17.

Alcohol radical mixed fluid fuel of the present utility model is cooked a meal and is used kitchen range, and the structure of the burner noz(zle) 4 among its Fig. 3 is a bullet, and with the side that is connected burner noz(zle) 4 of gas inlet pipe 17 so that the centre of reserving burner noz(zle) 4 is as the secondary air-inducing passage; Another advantage that gas inlet pipe 17 is connected in burner noz(zle) 4 outer sides mutually is when combustion gas with pressure enters burner noz(zle) 4 by gas inlet pipe 17, because of it is to enter from horizontal side, in the combustion gas eddy flow chamber of burner noz(zle) 4, do horizontal high-speed rotational motion, doing vertical ejection by spray orifice then, add burner noz(zle) 4 and have certain heat absorption function, cause combustion gas of entering in it can be further abundant gasification, and combustion.

The setting of the proportional valve 10 among Fig. 2, guaranteed when combustion preheater, to give the quantitative output of liquid measure, the architectural feature of proportional valve 10 is to adopt dead man to link to each other with quantitative spool, proportional valve 10 is connected as a single entity with igniter cover 20, after feeding is finished, can carry out pulse firing simultaneously, simultaneously the knob of combustion valve 9 can be in 0～180 ° scope free adjustment, and be provided with stopping means.

Liquid level gauge 11 among Fig. 1 adopts electronic type, and after the liquid alcohol radical fuel combination in the fuel tank 6 was used certain lower position, the red light of liquid level gauge 11 will be glittering.

The proportional valve of proportional valve 10 covers and designs pressure pipe once, when make proportional valve 10 heat absorptions owing to heat radiation after, break down behind the liquid fuel partial gasification in the valve, this hidden danger has not only been eliminated in the design of back pressure pipeline, and can guarantee that institute's liquid storage body remains in the threshold quantity in the proportional valve 10.

The top headkerchief of the evaporation burner assembly 2 among Fig. 4 adopts weir formula structure, and this structure Design not only can guarantee the security of pressure, and the fuel vapo(u)r on more expansible carburetor ASSY 2 tops is stocked the space and the requirement of gasifying again.Its weighing apparatus pressure device also is a Gas Pipe 17 simultaneously, and it not only can guarantee to burner noz(zle) 4 delivery of fuel gas, has also guaranteed the isostasy in the carburetor ASSY 2 simultaneously.

Claims (8)

1. one kind is that cooking a meal of fuel used kitchen range with the liquid alcohol based mixtures, comprises gasification combustor assembly 2, preheating chassis 1, frame assembly 7, liquid level gauge 11, proportional valve 10, burner noz(zle) 4, Pressure gauge 8, loam cake 5, combustion valve 9, quantity tube ₁13, quantity tube ₂14, Gas Pipe ₁17, Gas Pipe ₂16, feed tube 18, back pressure pipe 19, igniter cover 20 is characterized in that: fuel tank 6 has three paths to link to each other with burner assembly 2, three perforates on the shell of burner assembly 2, and the potential difference that wherein goes up two perforates is in 20mm.

2. mixed to cook a meal by the described liquid alcohol of claim 1 and use kitchen range, it is characterized in that: proportional valve 10 adopts dead man to link to each other with quantitative spool, and proportional valve 10 links to each other with igniter cover 20, and the knob of combustion valve 9 can be regulated in 0～180 ° scope.

3. mix to cook a meal by the described liquid alcohol of claim 1 and use kitchen range, it is characterized in that: Yi Bian the bottom of evaporation burner assembly 2 and inner bag for expanding structure, the relief tube 19 on top that the position that back pressure pipe 19 is connected with evaporation burner assembly 2 is in bottom, the feed tube 18 of combustion tube 117 is provided with relief valve.

4. mix to cook a meal by the described liquid alcohol of claim 1 and use kitchen range, it is characterized in that: the tube connector 15 that is connected with liquid level gauge 11 and Pressure gauge 8 on the fuel tank 6.

5. mix to cook a meal by the described liquid alcohol of claim 1 and use kitchen range, it is characterized in that: the Gas Pipe of combustion valve 9 ₁17 with evaporation burner assembly 2 shells on the highest connecting hole be connected Gas Pipe ₂16 and burner noz(zle) ₄Connect, and be in the lower edge expansion center, mixed zone of gasification combustor assembly 2.

6. mix to cook a meal by the described liquid alcohol of claim 1 and use kitchen range, it is characterized in that: burner noz(zle) 4 and air inlet pipe ₁17 be connected a side, the top of burner noz(zle) 4 is total to be no more than 6, more than equally distributed fumarole, its angle is between 20 °～40 °.

7. mixed to cook a meal by the described liquid alcohol of claim 1 and use kitchen range, it is characterized in that: the middle part of burner noz(zle) 4 is the secondary air passage of a diameter between 6～9mm.

8. mixed to cook a meal by the described liquid alcohol of claim 1 and use kitchen range, it is characterized in that: proportional valve 10 tops ad hoc lead to the return-air hole and the muffler 15 of fuel tank.

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