CN201137985Y - Range special for dimethyl ether gas - Google Patents

Abstract

The utility model relates to a special stove for dimethyl ether gas. A hose gas inlet 1 is connected with a valve assembly 9 through a gas inlet copper pipe 8, a knob 5 regulates the gas flow and controls a gas passage through the valve core of the valve assembly 9, an impulse igniter is arranged on the knob, the knob and the valve are fixed through bolts, a gas outlet copper pipe 10 for connecting the valve assembly 9 is connected with a burner 3 which is supported by a beam in the stove, all devices are fixed on the beam in the panel 2, and a cooker supporting holdfast 4 is installed on the open holes of the panel 2 on the burner 3. As the dimethyl ether gas contains oxygen, the special stove changes the two-time air intake way of a common gas stove into the one-time air intake way, air enters into through the space between the panel and the holdfast, an air-regulating valve is omitted, the stove has simple structure, convenient production and easy control, holes on top side are used on the stove core, which are beneficial for the complete burning of dimethyl ether gas, reduces the gas pressure in burning, and has lower energy consumption.

Description

The special-purpose kitchen range of dimethyl ether fuel gas

Technical field

The utility model relates to the combustion gas kitchen range, relates in particular to the special-purpose stove device of a kind of efficiency of combustion dimethyl ether fuel gas good, that clean.

Background technology

One, gas kitchen ranges device differentiation commonly used is to utilize combustion gas (liquefied gas, natural gas, artificial coal gas) to act as a fuel according to it, is referred to as household gas range, with the stent support cooking utensil of itself being with, with the utensil of fiery directly cooking vessel burning.Seem that from outward appearance various kitchen range difference are little, in fact, according to the mode of laying such as desk-top, embedded; According to material panel: stainless steel faceplate, face glass, ceramic panel, special fluorine jade for asking rain panel (sticking oil); According to sparking mode: pulse firing type and piezoelectric type ceramic ignition type (electronic ignition type); According to pinkeye (burner) quantity: multi-hole kitchen range (three more than the burner), eyes kitchen range, single-hole range; According to the air intake mode: go up the difference on the mode of air intake and following air intake etc., each is variant to cause its structure.The difference of particularly using combustion gas is to the structure influence maximum, various combustion gas one be variant on the calorific value, combustion system also influences the mode and the structure of its air intake separately, therefore various combustion gas all have its structure that is fit to, owing to relate to the energy consumption that huge numbers of families will have a strong impact on combustion gas.Situation from the market, substantially the kitchen range that do not have the dimethyl ether fuel gas special use, because the thinking that dimethyl ether fuel gas uses as domestic gas, also just proposing in recent years, is civilian producer because China does not have large-scale production substantially, the suitable kitchen range of also just not knowing where to begin on the market, a small amount of use also is to use it with the kitchen range that have combustion gas, because dimethyl ether (DME) is a kind of colourless gas, has inertia and does not have the corrosion non-carcinogenesis, and is almost non-toxic.Have good burning performance, thermal efficiency height, combustion process does not have residue, no black smoke, CO, the advantage that the NO discharge capacity is low, free from environmental pollution are a kind of desirable clean fuels.Its application is risen, be rich in oxygen in the DME combustion gas, combustion process must have certain difference with other combustion gas, aspect patent application, there are some that the dimethyl ether produced is made compound clean fuel, being 200520040894.3 as application number is called " compound dimethyl ether fuel feeder " and discloses a kind of compound dimethyl ether fuel feeder, by the dimethyl ether gas bomb, evaporation pressure regulator, blender, the oil liquefied gas bottle, computer, change-over switch, sensor, stop valve and pump constitute, the dimethyl ether gas bomb is provided with inflation inlet, and this inflation inlet is provided with charge valve, the outlet of dimethyl ether gas bomb communicates with blender by pipeline, the oil liquefied gas bottle communicates by admission line and blender pump, pump joins fuel and the evaporation pressure regulator through blender, on evaporation pressure regulator, be equipped with stop valve is set, stop valve is by computer and change-over switch control, fuel supplying is carried out in combustion chamber to engine, advance blender at high pressure dimethyl ether and oil liquefied gas bottle from gas bomb and delivered to evaporation pressure regulator, in evaporation pressure regulator, flash to the mixing hybrid fuel of low pressure gaseous dimethyl and oil liquefied gas, enter engine combustion.Evaporation pressure regulator flashes to the gaseous state hybrid fuel of low pressure with dimethyl ether and oil liquefied gas, guarantees the normal trouble free service of automobile.

The applicant uses existing kitchen range to test improvement under study for action, then kitchen range and the original kitchen range that obtain are compared, energy consumption when obviously drawing original various kitchen range and doing same work with dimethyl ether do combustion gas is seen off bigger, also theoretical with it calorific value differs bigger, therefore must development dimethyl ether fuel gas special stove, it is unsuitable that the kitchen range of using with original combustion gas come the dimethyl-ether combustion gas.

Summary of the invention

Prove that it is unsuitable that the kitchen range of using with general combustion gas come the dimethyl-ether combustion gas through result of study, the purpose of this utility model is that a kind of dimethyl ether fuel gas special stove is developed in requirement, and a kind of simple in structure, durable, special stove device efficiently is provided.

Dimethyl ether fuel gas special stove of the present utility model is that the structure of the following kitchen range that pass through realizes, it is characterized in that by fuel gas inlet 1, and kitchen range panel and inner support 2, burner 3, the knob 5 of valve body assembly, air inlet copper pipe 8, valve body assembly 9, the copper pipe 10 of giving vent to anger is formed; The fuel gas inlet 1 that dimethyl ether fuel gas inserts connects valve body assembly 9 by air inlet copper pipe 8, the knob 5 of valve body assembly is regulated gas flow by the spool of valve body assembly 9, the control fuel gas path, and pulse igniter is housed, be connected and fixed by bolt between knob and the valve body, the copper pipe 10 of giving vent to anger that connects valve body assembly 9 is connected with burner 3, burner 3 crossbeam in kitchen range supports, to be fixed on the crossbeam in the panel with the inner structure of doing the cooking with bolt in kitchen range panel and inner support 2, the tapping of the panel on the burner 3 is equipped with cooking utensil supporting bracket 4.

According to the dimethyl ether fuel gas special stove of said structure, can be made into single hole kitchen range or two hole kitchen range, or make removable kitchen range by accompanying drawing, also can be made into built-in type cooker.

The beneficial effect of dimethyl ether fuel gas special stove of the present utility model, owing to be rich in oxygen in the DME combustion gas, the present invention changes twice of general gas kitchen ranges and enters the air mode, adopt and once go up air intake, between panel and support, enter air, cancellation adjusting valve door, kitchen range are simple in structure, easily manufactured, the top side porous is used in control easily on the kitchen range core, help the abundant burning of DME combustion gas, the pressure of combustion gas when reducing burning, energy consumption is low.

Description of drawings

Fig. 1 is the kitchen range generalized section of dimethyl ether fuel gas special use,

Fig. 2 is the kitchen range outline drawing of dimethyl ether fuel gas special use,

Fig. 3 is the kitchen range partial cutaway schematic of dimethyl ether fuel gas special use.

In accompanying drawing 1～3,1. fuel gas inlet, 2. kitchen range panel and inner support, 3 burners, 4. cooking utensil supporting bracket, the 5. knob of valve body assembly, 6. kitchen range feet, 7. framework, 8. air inlet copper pipe, 9. valve body assembly, the copper pipe of 10. giving vent to anger.

The specific embodiment

Embodiment:

Make good dimethyl ether fuel gas special stove according to accompanying drawing 1～3, be the vertical kitchen range of a diplopore, the gas cylinder dimethyl ether fuel gas of outside connects fuel gas inlet 1 by flexible pipe, by copper pipe 8 combustion gas is guided into the right and left then, be connected and sealed with rubber blanket and enter valve body assembly 9, the knob 5 of valve body assembly is regulated gas flow by the spool of valve body assembly, the control fuel gas path, and be used for pulse firing; When using a kitchen range hole knob 5 of the application valve body assembly in another kitchen range hole is closed, can work only use a kitchen range hole burner 3.Dimethyl ether fuel gas special stove of the present utility model aims at and uses dimethyl ether (DME) to be the work combustion gas, and itself contains oxygen combustion gas, enters the air burning mode for twice so change general gas kitchen ranges, adopts and once goes up air intake, enters air between panel and support.Cancellation adjusting valve door uses the top side porous to help the abundant burning of DME combustion gas on the kitchen range core of burner 3, and the pressure of combustion gas when reducing burning is that several kitchen range consume the quality comparison sheet below

The kitchen range title	Natural gas range	Gas range	Liquified gas range	The special-purpose kitchen range of dimethyl ether
					Gas component	Dimethyl ether	Dimethyl ether	Dimethyl ether	Dimethyl ether
Water quality (gram)	3509	3509	3509	3509
					Dimethyl ether consumption (gram)	91.0	81.0	75.4	72.9

From showing data analysis: when several kitchen range burn dimethyl ether, the water of every burning one kettle 3509 gram equals in quality, from normal temperature to the boiling point, the consumption of dimethyl ether is followed successively by natural gas range 91.O gram from high to low, secondly be coal gas 81.0 grams, liquefied gas cooker 75.4 grams, and the consumption of the special-purpose kitchen range of dimethyl ether is minimum, only is 72.9 grams.It is the most energy-conservation to illustrate that the special-purpose kitchen range of dimethyl ether is compared other kitchen range.

The important technological parameters of the special-purpose kitchen range of dimethyl ether:

Oven former pressure: 1800Pa

Air inlet/outlet aperture: the big little air inlet of air inlet aperture 4.0mm aperture 0.8mm

Aperture 0.8mm. gives vent to anger in the outer venthole footpath 1.7mm

Claims (2)

1, the special-purpose kitchen range of a kind of dimethyl ether fuel gas is characterized in that by fuel gas inlet (1), kitchen range panel and inner support (2), and burner (3), the knob of valve body assembly (5), air inlet copper pipe (8), valve body assembly (9), the copper pipe of giving vent to anger (10) is formed; The fuel gas inlet (1) that dimethyl ether fuel gas inserts connects valve body assembly (9) by air inlet copper pipe (8), the knob of valve body assembly (5) connects the spool of the adjusting gas flow of valve body assembly (9), and connection pulse igniter, pass through bolting between knob and the valve body, the copper pipe of giving vent to anger (10) that connects valve body assembly (9) is connected with burner (3), burner (3) supports with crossbeam in kitchen range, to be fixed on the inner structure of doing the cooking on the crossbeam in the panel with bolt in kitchen range panel and inner support (2), the tapping of the panel on the burner (3) is equipped with cooking utensil supporting bracket (4).

2, the special-purpose kitchen range of dimethyl ether fuel gas according to claim 1 is characterized in that it can be made into single hole kitchen range or two hole kitchen ranges, or is made into removable kitchen range, or embedded kitchen range.

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