CN2272535Y - Gas stove head with mixing-tube structure - Google Patents

Abstract

A gas stove head with mixing-tube structure can improve the combustion efficiency. An inner ring socket of the stove head and the bottom of the external ring socket are respectively equipped with an inner stove head socket and a plurality of external stove head socket; shapes of the inner and external stove head sockets are the same, which respectively internally form an L-shaped flow passage; the flow passage is arranged at a transverse part, wherein, one end is extended upward into a standing part; the terminal of the transverse part is sheathed with an air conditioning tube which can be moved and regulated along the axial direction of the transverse part; the moving of the air conditioning tube can adjust the air amount for once; moreover, the terminal of the air conditioning tube is respectively opposite to an air spout of a gas carrier pipe; therefore, the gas can be sent into the inner part of the stove head through the gas carrier pipe and the inner and external stove head sockets.

Description

Coal-gas range head with mixing tube structure

The utility model relates to a kind of coal gas stove and accessory, and particularly relating to a kind ofly provides enough mixing airs and reach the coal-gas range head with mixing tube structure than high burning efficiency.

General coal gas stove and accessory is to set up at least one burner on a table body, this burner one end extends an air inlet pipe, the mutual socket of nozzle on this air inlet pipe end and the switch, when the burner end face is fired state, air is by flowing into around the burner, some air supply burner burning becoming auxiliary air, another part air enters the table body interior and is diffused into this nozzle, and generation is mixed into primary air when nozzle ejection combustion gas.

The switch of general burner all is installed on the table body side, make the nozzle position in the switch inboard, the distance of this nozzle and burner is very long, must be when air diffuses to this nozzle by burner through long path and the time, when causing air to flow into the table body interior all around, used major part by the auxiliary air burning, make burner diffuse to the air capacity deficiency of nozzle by burner, and the primary air quantity not sufficient of nozzle ejection combustion gas mixing causes efficiency of combustion not good.Because general burner because of the difference of table body, must manufacture the product of various types, specification, make trouble, and can increase manufacturing cost.

The utility model main purpose is a kind of coal-gas range head with mixing tube structure to be provided, can to shorten the distance between gas nozzle and burner, makes once to reach auxiliary air supply abundance, and with the raising efficiency of combustion, and quite convenient in manufacturing and assembly.On this inside and outside furnace head base, install adjustable air-conditioning pipe, can adjust the primary air amount of combustion gas mixing at any time.

The technical solution of the utility model is:

A kind of coal-gas range head with mixing tube structure, be provided with burner a table body interior, an inner interior ring seat and the outer ring seat of forming of this burner, should be provided with a central lid in interior ring seat top, and should be provided with an annular groove by outer ring seat end face, this annular groove opening is provided with an outer ring cowling, it is characterized in that:

Comprise an interior furnace head base, most outer furnace head bases and most bar gas conveying tube in this burner in addition;

Should lock in this table body bottom by interior furnace head base, and L shaped runner of inner formation, this runner comprise one horizontal and one by this horizontal portion wherein an end extend upward an erection part, this horizontal end is arranged with one along this horizontal axially movable air-conditioning pipe, and this erection part top is socketed in ring seat bottom in this;

Should outer furnace head base symmetry be somebody's turn to do interior furnace head base and be uniformly-spaced distance ground locking on this table body, runner of inner formation, this runner comprises one horizontal and one by this horizontal portion upwardly extending erection part of an end wherein, this horizontal end is equiped with an air-conditioning pipe, and this erection part top is communicated with this outer ring seat;

The locking of this gas conveying tube and terminally is provided with the nozzle that an air-conditioning pipe with this inside and outside furnace head base is provided with at interval on this table body.

Described coal-gas range head with mixing tube structure is characterized in that:

This inside and outside furnace head base tip exterior all is up-narrow and down-wide step shape, and the symmetric position place of this inside and outside ring seat bottom surface also is that up-narrow and down-wide class is poroid.

Described coal-gas range head with mixing tube structure is characterized in that:

Each radially is provided with a slotted eye that connects this horizontal portion one end both sides of this horizontal portion of inside and outside furnace head base, and the guide element that an inverted U-shaped thin body of rod is arranged is inserted in this two slotted eye, this guide element comprises the compacting bar of two symmetries, this compacting bar radially extends the both sides that are located at this horizontal portion, this air-conditioning pipe periphery is provided with screw thread, and this compacting bar is embedded in the root of this screw thread.

Effect of the present utility model is:

Coal-gas range head with mixing tube structure of the present utility model, comprise a burner, an inner interior ring seat and the outer ring seat of forming of this burner, should be covered with a central lid in interior ring seat top, and should be provided with an annular groove by outer ring seat end face, this annular groove bottom surface is provided with two circular holes of circle footpath greater than this annular groove width, establish ring cowling outside in this annular groove vent cover, table body in this below ring seat is provided with an interior furnace head base, a L-shaped runner of its inner formation, this runner be a horizontal portion wherein an end extend upward an erection part, this horizontal end is arranged with an air-conditioning pipe that can move axially adjustment along horizontal portion, moving of this air-conditioning pipe of mat, the adjustable primary air capacity, and this erection part top is socketed in ring seat bottom in this, the circular hole below that is symmetrical in this outer ring seat respectively is equiped with an outer furnace head base, should be symmetrical in furnace head base in this and be uniformly-spaced distance ground locking on this table body by outer furnace head base, furnace head base was identical in its shape was constructed and is somebody's turn to do, inside also is formed with a runner, this runner be a horizontal portion wherein an end extended upward an erection part, air-conditioning pipe of this horizontal terminal installing, this erection part top is communicated with outer ring seat, in this, the terminal outside of the air-conditioning pipe of outer furnace head base all is provided with a gas conveying tube, its end respectively is equiped with a nozzle, form a segment distance between this nozzle and the air-conditioning pipe, can make gas entrained air when injecting this air-conditioning pipe inside, make in this, outer furnace head base can make normalized product, making, quite convenient in the assembly, and the distance of this burner and air-conditioning pipe is dwindled, sufficient primary air amount can be provided, this air-conditioning pipe can be adjusted extension elongation at any time, to reach the purpose of adjusting the primary air amount.

As shown in Figure 1, 2, when this burner 100 is lighted stove fire, these burner 100 peripheries provide the auxiliary air burning, remaining air flows into this table body 200 inside, and when coal gas gas is delivered to this nozzle 220 by gas conveying tube 210, the coal gas gas of ejection is speeded up, and can pour fully in the starting taper hole 72 and taper hole 71 of this air-conditioning pipe 70, and primary air is sneaked into from the gap of 220 at this air-conditioning pipe 70 and nozzle, and make the air that mixes a ratio in the combustion gas, to obtain higher efficiency of combustion.

Because different types of coal gas is (as barreled coal gas, natural gas and town gas etc.) the primary air requirement inequality, before use, assembling is adjusted the primary air amount according to employed combustion gas kind, just to adjust the starting taper hole 72 of this air-conditioning pipe 70 and the distance between the nozzle 220, when adjusting, need only rotate this air-conditioning pipe 70 with hand, utilize this compacting bar 531,631 guide functions that produce, make this air-conditioning pipe 70 along horizontal 511,611 move axially, after being adjusted to the location, utilize this compacting bar 531 again, the 631 inwardly inclined to one side dynamic elasticities that produce make this air-conditioning pipe 70 that the preferred positioning effect be arranged.

Furnace head base 50 is identical members with outer furnace head base 60 in of the present utility model, all quite convenient when manufacturing, assembly, and should interior furnace head base 50 be the L type with outer furnace head base 60, not only can shorten the distance between primary air and this burner 100, and reach preferable efficiency of combustion, and can dwindle the height of this table body 200, reach the small and light skilful purpose of product.

Below by most preferred embodiment and accompanying drawing the coal-gas range head that the utlity model has the mixing tube structure is elaborated, in the accompanying drawing:

Fig. 1 is the positive combination profile of the utility model preferred embodiment.

Fig. 2 is the side combination section of the above-mentioned preferred embodiment of the utility model.

Fig. 3 is the schematic cross-section of the above-mentioned preferred embodiment air-conditioning of the utility model pipe.

As shown in Figure 1, 2, the utility model embodiment has the coal-gas range head of mixing tube structure, has a table body 200, burner 100 of these table body 200 inner installings, this burner 100 from bottom to top comprises an interior ring seat 10, central lid 20, an outer ring seat 30 and an outer ring cowling 40 in regular turn, these burner 100 bottoms are provided with an interior furnace head base 50 and two outer furnace head bases 60, and these inside and outside furnace head base 50,60 ends respectively are equiped with an air-conditioning pipe 70.

Should interior ring seat 10 be to make hollow tube-shape, inside be provided with a through hole 11, and these through hole 11 bottoms are formed with the poroid fit portion 12 of class that enlarges.

This central lid 20 is installed in ring seat 10 tops in this, the bottom surface be provided with one towards inside recessed and downward opening shrinkage pool 21, and periphery is equipped with several fire output holes 22 that communicate with this shrinkage pool 21, this fire output hole 22 interconnects with shrinkage pool 21 and through hole 11.

Should outer ring seat 30 be hollow and annular.Perforation 31 of inner formation, these 31 inner ring surface rings of boring a hole are located at ring seat 10 outsides in this, these 31 outer shroud places of boring a hole form a unidirectional opening and an opening annular groove 32 up, and these annular groove 32 bottom surfaces are provided with and are two circular holes 33 that enlarge step shape, and this two circular hole 33 is parallel to each other.

Should outer ring cowling 40 be hollow ring rounds, and be located at annular groove 32 opening parts of this outer ring seat 30, inside is provided with an opening and be the groove 41 of loop shaped down, and Zhou Bianhuan establishes most and can connect to the fire output hole 42 of these groove 41 inside, and this fire output hole 42 communicates with groove 41, annular groove 32.

Should interior furnace head base 50 be L type tubulose, the bottom locks on this table body 200 with screw 501, an and L shaped runner 51 of inner formation, this runner 51 comprises one horizontal 511 and one by this horizontal 511 erection part 512 that extend upward of an end wherein, each radially is provided with a slotted eye 52 that can connect in this horizontal 511 to these interior furnace head base 50 ends of horizontal 511 of symmetry in both sides, cooperate shown in Figure 3, be provided with a thin body of rod in this slotted eye 52 and be bent into inverted U-shaped guide element 53, this guide element 53 is provided with a connecting rod 532 between two parallel compacting bars 531, this two compactings bar 531 can be inserted in two slotted eyes 52, the medial surface extension of this compacting bar 531 is located in this horizontal 511.In addition, the top of furnace head base 50 forms a up-narrow and down-wide portion of class 54 in this, and this portion of class 54 is linked in this fit portion 12, and this runner 51 is interpenetrated with through hole 11.

Should be outer furnace head base 60 symmetries should in furnace head base 50 be uniformly-spaced distance and lock on this table body 200 with screw, furnace head base 50 was identical in its shape was constructed and is somebody's turn to do, inside also forms a runner 61, one horizontal 611 of this runner 61 wherein an end extend upward and be provided with an erection part 610, this horizontal 611 end is provided with two slotted eyes 62, be provided with a guide element 63 in this slotted eye 62, the medial surface of this compacting bar 631 is stretched be located in this horizontal 611, the connecting rod 632 that connects these compacting bar 631 opposite ends is winding furnace head base 60 side faces outside this then.In addition, the top of furnace head base 60 forms a up-narrow and down-wide portion of class 64 outside this, and this portion of class 64 is linked in this circular hole 33, and this runner 61 is interconnected with annular groove 32.

This air-conditioning pipe 70 is hollow cylindricals, inside is provided with a taper hole 71, be provided with one by the interior starting taper hole 72 that enlarges outwardly in the end outside in narrower aperture, the openend in this starting taper hole 72 is relative with gas conveying tube 210 on being installed in this table body 200, and form a segment distance between the nozzle 220 that these gas conveying tube 210 ends are installed and this air-conditioning pipe 70, can make coal gas inject the taper hole 71 of this air-conditioning pipe 70 entrained air when inner, on the outer ring surface of this air-conditioning pipe 70, be provided with screw thread 73, the pitch in every interval just forms a root 731 of spiral ring on this screw thread 73, when this air-conditioning pipe 70 is set in this horizontal 511, during 611 terminus inner, this suppresses bar 531,631 can be nested in the root 731, and when rotating this air-conditioning pipe 70, utilize this compacting bar 531,631 is chimeric with screw thread 73, can reach the purpose of guiding and location.

Claims (3)

1, a kind of coal-gas range head with mixing tube structure, be provided with burner a table body interior, an inner interior ring seat and the outer ring seat of forming of this burner, should be provided with a central lid in interior ring seat top, and should be provided with an annular groove by outer ring seat end face, this annular groove opening is provided with an outer ring cowling, it is characterized in that:

Comprise an interior furnace head base, most outer furnace head bases and most bar gas conveying tube in this burner in addition;

Should lock in this table body bottom by interior furnace head base, and L shaped runner of inner formation, this runner comprise one horizontal and one by this horizontal portion wherein an end extend upward an erection part, this horizontal end is arranged with one along this horizontal axially movable air-conditioning pipe, and this erection part top is socketed in ring seat bottom in this;

Should outer furnace head base symmetry be somebody's turn to do interior furnace head base and be uniformly-spaced distance ground locking on this table body, runner of inner formation, this runner comprises one horizontal and one by this horizontal portion upwardly extending erection part of an end wherein, this horizontal end is equiped with an air-conditioning pipe, and this erection part top is communicated with this outer ring seat;

The locking of this gas conveying tube and terminally is provided with the nozzle that an air-conditioning pipe with this inside and outside furnace head base is provided with at interval on this table body.

2, the coal-gas range head with mixing tube structure as claimed in claim 1 is characterized in that:

This inside and outside furnace head base tip exterior all is up-narrow and down-wide step shape, and the symmetric position place of this inside and outside ring seat bottom surface also is that up-narrow and down-wide class is poroid.

3, the coal-gas range head with mixing tube structure as claimed in claim 1 is characterized in that:

Each radially is provided with a slotted eye that connects this horizontal portion one end both sides of this horizontal portion of inside and outside furnace head base, and the guide element that an inverted U-shaped thin body of rod is arranged is inserted in this two slotted eye, this guide element comprises the compacting bar of two symmetries, this compacting bar radially extends the both sides that are located at this horizontal portion, this air-conditioning pipe periphery is provided with screw thread, and this compacting bar is embedded in the root of this screw thread.

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