CN2324452Y

CN2324452Y - Stove top with screw type flame-hole

Info

Publication number: CN2324452Y
Application number: CN 97230219
Authority: CN
Inventors: 吴振东
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-15
Filing date: 1997-12-15
Publication date: 1999-06-16
Anticipated expiration: 2007-12-15

Abstract

The utility model relates to a stove top with screw type flame-holes, an integral annular pressure reducing net is arranged in the stove top; flame-holes are respectively formed on the inner and the outer periphery of the stove top; the periphery of each flame-hole is provided with slope; the flame-holes are arranged in a screw type; a plurality of auxiliary flame-holes are formed between the outer periphery of the stove top and the bottom; auxiliary mother fire can be generated. When the stove top is ignited, the flame can be jetted in a screw type from each flame-hole; the screw flame is generated; the peripheral air is leaded for mixing; the combustion efficiency can be raised.

Description

The stove top in the spiral flame of tool hole

The utility model relates to a kind of stove top of being located at the spiral flame of the tool hole on the gas burner.

Be equipped with the stove top of separate type on the general coal-gas range head, be formed with a plurality of flames hole on the stove top in the form of a ring, feed out fuel gas, the back produces stove fire in igniting.The general common in use problem of coal-gas range head is jump fire and flourishing to occur, and wherein jump fire is because the burner internal gas pressure is excessive, causes coal gas to go out the flame hole under bigger pressure, wafts from the phenomenon in flame hole and flare occurs.Flourishing then because the oxygen deficiency, due to the incomplete combustion, it also burns at the bottom of the black-cooking pot except that influencing the efficiency of heating surface easily, causes the puzzlement in the cleaning.

From the above, existing coal-gas range head ubiquity jump fire and flourishing problem desire to overcome these problems, and what must consider is the interior pressure adjusting of coal-gas range head and coal gas and fully the mixing of air.

And regulate part in interior pressure, and there is the dealer to attempt in stove top, adding a dictyosome, make coal gas when the flame hole is sent, reduce pressure by this dictyosome earlier, only this dictyosome is to be single sheet, except that being not easy to assembling, also is difficult to fix, so do not attain perfect in its design yet.

Therefore, the purpose of this utility model provides a kind of special flame hole and decompression net of utilizing, and can produce multiple air and mix, and then improve the stove top of pressing the spiral flame of tool flourishing to solve, the jump fire phenomenon hole in efficiency of combustion and the adjusting.

Another purpose of the utility model provides the stove top in the spiral flame of a kind of tool hole, it is to form the flame hole respectively in stove top internal and external circumferential edge, each flame hole peritreme has gradient respectively and arranges with a spiral form, when it sprays coal gas and ignites, to produce spiral flame, mixed and import ambient air, use making coal gas completing combustion, and improve its efficiency of combustion.

The another purpose of the utility model is to make to form a plurality of pilot flames hole between these stove top outer peripheral edges and bottom, to produce auxiliary female fire, further improves efficiency of combustion.

The utility model purpose again is to make the decompression net that is provided with the one ring-type in the stove top, and the cross sectional shape of this decompression net is to be the  shape, can be slightly compressed and be installed in the stove top easily.

The technical solution of the utility model is to provide the stove top in the spiral flame of a kind of tool hole, it is characterized in that: be formed with the flame hole respectively in the inside and outside periphery wall of stove top, each flame hole has gradient respectively, and arranges with a spiral form.

In the stove top in the spiral flame of the tool of the above hole, can be formed with a plurality of pilot flames hole between this stove top outer peripheral edges wall bottom and bottom;

And, can be provided with the decompression net of one ring-type in this stove top, wherein:

Stove top one end section is the  shape, and its inner space is formed by the two-layer trapezoidal channel that communicates up and down, and therebetween is formed with a less neck,

The cross sectional shape of decompression net is to be the  shape again, and it is installed in the upper strata passage of stove top, and correspondence is positioned at inboard, flame hole;

In addition, this aperture, outside, flame hole can be higher than inboard aperture, and is a relative gradient; And flame hole deviation degree can be 30 °.

The utility model compared with the prior art advantage and good effect is very obvious.By above technical scheme as can be known the utility model possess following advantage at least:

The flourishing problem that 1 can effectively overcome incomplete combustion is caused: the utility model mainly is to form the flame hole of arranging with spiral form in stove top on the outer peripheral wall face respectively, when it ignites, can produce helical form flame and thermal current, use the cold air of a large amount of introduction peripheries, ejection coal gas is mixed with air for the third time, it compares with the traditional burner that only mixes through auxiliary air, the burning of coal gas is more attained fully, and then significantly improve efficiency of combustion.

2 can effectively avoid the jump fire phenomenon: the utility model is provided with the decompression net of one ring-type in stove top, and it can carry out pressure-reducing cushioning in coal gas before the ejection of flame hole regulates, and makes coal gas spray with suitable pressure, and unlikely generation jump fire phenomenon.

3 are convenient to assembling is easy to fix: pressing the decompression net of regulating in the utility model is used and done is the integral type annular body that an end section is the  shape, it is slightly compressed, can be installed on easily in the stove top, and further be fixed in therebetween, not only easy to assembly with these structures, more can obtain stable in conjunction with effect.

Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing.

Brief Description Of Drawings:

Fig. 1 is an exploded view of the present utility model

Fig. 2 is a longitudinal sectional view of the present utility model.

Fig. 3 is a transverse sectional view of the present utility model.

Fig. 4 is an embodiment cutaway view of the present utility model.

Fig. 5 of the present utility modelly analyses and observe and moves schematic diagram.

Relevant structure division of the present utility model, at first see also shown in Figure 1, the decompression net 20 that it includes a stove top 10 and is installed on stove top 10 inside, wherein:

This stove top 10 is in the form of a ring, is formed with

flame hole

11,12 respectively on its inside and outside periphery wall.

The net 20 that reduces pressure again is ring-shaped structures of integral type, and its cross section is a  shape substantially, can be mounted on stove top 10 inside easily.

Relevant these stove top 10 further detailed construction see also shown in Figure 2ly, and an end section of this stove top 10 also is the  shape substantially, and its inner space is except that the circulation that gives gas, also for installing and fixing aforementioned decompression net 20;

Stove top 10 inner spaces are to be made of 1,102 of two-layer trapezoid cross section path 10s that communicates up and down again, and be formed with a less neck 103 in the two, this neck 103 is slightly less than the cross-sectional width of decompression net 20, and after the net 20 plan and control things compression of should reducing pressure, can snap in upper strata path 10 1 through lower floor's path 10 2, and stay on upper strata path 10 1 relative inner wall relatively, order decompression net 20 just in time is positioned at 11,12 inboards, flame hole, use adjusting through the

flame hole

11,12 pressure of sending coal gas.

The flame hole the 11, the 12nd of stove top 10 again is through particular design, it mainly is to make

aforementioned flame hole

11,12 form with the hand of spiral, as seen from Figure 2, this flame hole the 11, the 12nd is mutually internally tilted direction respectively, meaning is that its outside aperture perseverance is higher than inboard aperture, sees also shown in Figure 3ly again, and the aperture, the outside in each

flame hole

11,12 and inboard aperture are a suitable gradient respectively, in present embodiment, this gradient is 30 °.

Utilize 11,12 designs of aforementioned flame hole can make stove top 10 produce spiral helicine flame, and the helical form thermal current that utilizes this spiral flame to produce fully mixes with the air of introducing the flame periphery, the coal gas of order ejection is burnt fully, and improves its efficiency of combustion.

Still see also shown in Figure 2, this stove top 10 is extended with outstanding ora terminalis 104 with horizontal direction respectively in inside and outside periphery wall bottom, wherein the corner of outboard peripheries wall and its ora terminalis 104 is formed with the pilot flame hole of running through with vertical direction 105, the flame that utilizes pilot flame hole 105 to produce is fiery with auxiliary mother, and can further improve efficiency of combustion.

Can find out concrete structure kenel of the present utility model by above-mentioned explanation, as for the form after the combination of itself and burner then as shown in Figure 4, this burner 30 is general burner form, the one end section is the shape, its relative inner wall is formed with retaining edge 31 respectively in isometry position again, can stride for stove top 10 and establish therebetween, be interconnected with the gas channel of seasonal burner 30 inside and the levels path 10 1,102 in the stove top 10, so that carry coal gas.

When coal gas is sent into stove top 10 through burner 30, before sending,

flame hole

11,12 will contact decompression net 20 in advance, a plurality of tiny areolas form the buffering depressurization to the coal gas of sending on this decompression net 20, make coal gas spray, and effectively improve the jump fire phenomenon that is caused when coal gas sprays with big pressure with suitable pressure.

Again when stove top 10 combines with burner 30, though the pilot flame hole 105 on its ora terminalis 104 is corresponding to the retaining edge 31 in the burner 30, only in fact, the joint that stove top 10 and burner are 30 driving fit fully, so will there be an amount of coal gas to send through pilot flame hole 105, the back constitutes a booster flame in igniting.

Again as seen from Figure 5, when coal gas from

flame hole

11,12 ejections and when igniting, its flame promptly surrounds a spiral helicine pyrosphere, and produce the thermal current of equidirectional simultaneously, this spiral helicine thermal current will be introduced the cold air of periphery in a large number, make coal gas and air that the 3rd degree takes place and mixes that (take place when being blended in the burner air inlet first time, mix for the second time when betiding coal gas and air and spraying) from the flame hole, because the chance how stove top 10 of the present utility model once makes coal gas mix with air than the traditional burner skull, therefore can make the burning of coal gas more complete, and then improve efficiency of combustion.

Claims

The stove top in the 1 one kinds of spiral flame of tool holes is characterized in that: be formed with the flame hole respectively in the inside and outside periphery wall of stove top, each flame hole has gradient respectively, arranges with a spiral form.
The stove top in the spiral flame of 2 tools according to claim 1 hole is characterized in that: be formed with a plurality of pilot flames hole between this stove top outer peripheral edges wall bottom and bottom.
The stove top in the spiral flame of 3 tools according to claim 1 hole, it is characterized in that: be provided with the decompression net of one ring-type in this stove top, stove top one end section is the  shape, and its inner space is formed by the two-layer trapezoidal channel that communicates up and down, and therebetween be formed with a less neck

The cross sectional shape of decompression net is to be the  shape, and it is installed in the upper strata passage of stove top, and correspondence is positioned at inboard, flame hole.
The stove top in the spiral flame of 4 tools according to claim 1 hole is characterized in that: this aperture, outside, flame hole is higher than inboard aperture, and is a relative gradient.
5 stove tops according to the spiral flame of the described tool of claim 4 hole is characterized in that: this flame hole deviation degree is 30 °.