CN205842646U - A kind of gas burner - Google Patents

Abstract

This utility model provides a kind of gas burner, belongs to burner technical field；It solve existing burner gas and mix uneven, technical problem insufficient, that noise is big of burning；A kind of gas burner, including the first gas mixing pipe, its one end communicates with outside and can be passed through air and combustion gas；Second gas mixing pipe, its connect with the first gas mixing pipe and and the first gas mixing pipe between be formed with angle；Mixed gas housing, its inside connects with the second gas mixing pipe；Fire cover body, it is covered on mixed gas housing；Fire hole, it has multiple and is uniformly distributed on fire cover body, and fire hole is extended by the most off-centered lopsidedness of fire cover body edges, and the width of fire hole is gradually reduced inside it by fire cover body edges；Air and combustion gas are more uniform after repeatedly mixing, and efficiency of combustion is high, and the shape of fire hole, size, Position Design are reasonable, reduce noise when gas flows out, and improve stability when gas flows out so that gas combustion is more abundant.

Description

A kind of gas burner

Technical field

This utility model belongs to burner technical field, relates to a kind of gas burner.

Background technology

Gas burner is defined as a kind of the one that material converts heat energy by this chemical reaction mode of burning being set Standby, will air and fuel convert so that its abundant combustion heat energy device by pre-mixing apparatus by proper proportion is mixed.

Gas mixed nub structure and fire hole structure are two important feature affecting burner using effect, and existing burner substantially can Meet existing use demand, but in above-mentioned two link, there is techniques below problem: 1, air mixing process is relatively simple, is commonly Once mixing gas, cause mixed gas weak effect, combustion gas mixes uneven with air, causes efficiency of combustion relatively low and environmental pollution is tighter Weight；2, fire hole design is unreasonable, and when causing gas to flow out, noise is relatively big, the problem of gas stabilization difference, causes gas combustion not Fully, efficiency of combustion is relatively low, and fire hole easily blocks, and is not easily cleaned, and, in combustion, easily occur that calorific intensity is low, tempering, From problems such as flames.

In sum, in order to solve the technical problem that said burner exists, a kind of simple in construction of design, gas is needed to mix Conjunction is uniformly, burning is abundant, the thermal efficiency is high, noise is low and the gas burner of easy to clean.

Utility model content

The purpose of this utility model is the problems referred to above existed for prior art, it is proposed that a kind of simple in construction, gas Mix homogeneously, burning are fully, the thermal efficiency is high, noise is low and the gas burner of easy to clean.

The purpose of this utility model can be realized by following technical proposal: a kind of gas burner, including

First gas mixing pipe, its one end communicates with outside and can be passed through air and combustion gas；

Second gas mixing pipe, its connect with the first gas mixing pipe and and the first gas mixing pipe between be formed with angle；

Mixed gas housing, its inside connects with the second gas mixing pipe；

Fire cover body, it is covered on mixed gas housing；

Fire hole, it has multiple and is uniformly distributed on fire cover body, and fire hole is by fire cover body edges internally off-center Lopsidedness extend, the width of fire hole is gradually reduced inside it by fire cover body edges；

Air and mix in mixed gas housing and is flowed out by fire hole at the first gas mixing pipe, the second gas mixing pipe successively with combustion gas.

In above-mentioned a kind of gas burner, the deviation angle of described fire hole is 30-45 °.

In above-mentioned a kind of gas burner, described fire hole has angle and this angle is sharp in fire cover body interior shape Angle.

In above-mentioned a kind of gas burner, in described mixed gas housing, it is provided with the decompression shunting communicated with the second gas mixing pipe Device, is provided with multiple tap hole on decompression diverter, and described tap hole is respectively communicated with decompression diverter and mixed gas housing.

In above-mentioned a kind of gas burner, described tap hole is divided into two groups and one of which tap hole to subtract around being arranged at The sidewall upper of pressure diverter, another component discharge orifice around be arranged at decompression diverter side wall lower ends and with upper end tap hole every Open.

In above-mentioned a kind of gas burner, described fire cover body includes

Burning cover, it is connected with mixed gas housing；

Lid, it is positioned at burning cover and is connected with burning cover, and burning cover upper end highlights lid upper surface, and described fire hole divides It is distributed in lid periphery and is extended in the middle part of lid by the lateral wall of lid.

In above-mentioned a kind of gas burner, the middle part of described lid offers the through hole passed through for the trachea that ignites, logical Periphery, hole is provided with the gas hood that ignites being connected with lid, described in the gas hood that ignites offer around its end multiple and outside communicate Draw combustion gas discharge port.

In above-mentioned a kind of gas burner, the upper surface of described lid is provided with the holding tank being spaced with fire hole, institute State through hole be positioned at holding tank and communicate with holding tank, described in the gas hood that ignites be positioned at holding tank and embed in lid.

In above-mentioned a kind of gas burner, between described first gas mixing pipe and the second gas mixing pipe, it is provided with t-joint, the Perpendicular with t-joint respectively two interfaces of one gas mixing pipe and the second gas mixing pipe are connected, and another seam is provided with blow-off pipe Plug.

In above-mentioned a kind of gas burner, this burner also includes air intake assembly, and described air intake assembly includes

Air inlet pipe, it is connected with the first gas mixing pipe and one end is stretched in the first gas mixing pipe；

Nozzle of air supply, it is connected with air inlet pipe one end and communicates；

Spray orifice, it tilts to run through nozzle of air supply from inside to outside, and described spray orifice has multiple and around being distributed in nozzle of air supply end Portion.

Compared with prior art, this utility model has the advantages that

1, in this utility model, air and combustion gas are successively at the first gas mixing pipe, the second gas mixing pipe with mixed gas housing warp too much Secondary mixing, the angle formed between the especially first gas mixing pipe and the second gas mixing pipe so that first mixed gas is by first Gas mixing pipe is transferred when entering in the second gas mixing pipe, disperses, add when mixed gas contacts with the second gas mixing pipe after producing impact The strong combustion gas mixed effect with air, air and combustion gas mixing are more uniform, gas mixing after-combustion efficiency height.

2, fire hole width is internally gradually reduced by fire cover body edges, therefore, and the portion that gas can be the most broadening Shunting is dynamic, and this air-flow can form the most soaring poly-flame when burning, thus forms heat radiation between burning cover inwall so that Flame during mixed gas burning is more fierce, improves the efficiency of combustion of mixed gas.

3, fire hole deviates fire cover body central and arranges so that forms, during mixed gas burning, the flame rotated, compensate for Between adjacent two fire holes, mixed gas is inadequate and uneven defect of burning, uniformity when further increasing burning and stable Property, improve the burning quality of gas.

4, the shape of fire hole, size, Position Design are rationally, reduce noise when gas flows out, and improve gas and flow out Time stability so that gas combustion is more abundant, burning time extends, thus improves efficiency of combustion, it addition, this fire hole Structure is also beneficial to clear up it and maintain.

5, reasonable due to shape, the Position Design of fire hole, it is achieved that the maximization of fire hole gross area utilization rate, limited The power bigger than traditional structure is achieved in space.

Accompanying drawing explanation

Fig. 1 is sectional structure chart of the present utility model.

Fig. 2 is the plane graph of nozzle of air supply in this utility model.

Fig. 3 is the three-dimensional structure diagram of fire cover body in this utility model.

Fig. 4 is the floor map of fire cover body in this utility model.

Fig. 5 is the enlarged drawing in Fig. 4 at A.

Fig. 6 is the sectional view of diverter of reducing pressure in this utility model.

Fig. 7 is the sectional view of A-A in Fig. 2.

Fig. 8 is the sectional view of B-B in Fig. 2.

In figure, the 100, first gas mixing pipe；110, union elbow；120, blower fan adapter；130, air inlet pipe；140, air inlet spray Mouth；141, spray orifice；

200, the second gas mixing pipe；210, t-joint；211, blowdown pipe close；

300, mixed gas housing；310, mixed gas chamber；320, decompression diverter；321, tap hole；

400, fire cover body；410, lid；411, through hole；412, receiving hole；413, fire hole；413a, base；413b, short Hypotenuse；413c, long hypotenuse；413d, top margin；414, holding tank；420, burning cover；421, back-up ring；430, ignite gas hood；431, draw Combustion gas discharge port；

500, ignite pneumatic module；510, ignite trachea；

600, spark plug；610, igniting core.

Detailed description of the invention

The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further Description, but this utility model is not limited to these embodiments.

As it is shown in figure 1, this utility model one gas burner, including the first gas mixing pipe 100, air intake assembly, second mix Trachea 200 and mixed gas housing 300.

As it is shown in figure 1, the first gas mixing pipe 100 is horizontally disposed with, connects in one end, right side of the first gas mixing pipe 100 and have bend pipe to connect 110, the other end of union elbow 110 is provided with the blower fan adapter 120 being connected with blower fan, by blower fan and blower fan adapter 120 Air can be sent constantly in a steady stream to the first gas mixing pipe 100.

As shown in Figure 1 and Figure 2, air intake assembly includes air inlet pipe 130, nozzle of air supply 140 and spray orifice 141.

Air inlet pipe 130 runs through union elbow 110 and one end stretch to union elbow 110 in and extend to the first gas mixing pipe In 100, the other end of air inlet pipe 130 connects with the air inlet source of combustion gas, and this air inlet pipe 130 lateral wall is connected with union elbow 110.

Nozzle of air supply 140 is hollow structure, and its one end and air inlet pipe 130 are positioned at the threaded one end of union elbow 110 even Connecing and nozzle of air supply 140 inside communicates with air inlet pipe 130, nozzle of air supply 140 other end has the end of a taper type.

Spray orifice 141 has multiple and around being distributed on the conical surface of this end, and air inlet pipe 130 is by this spray orifice 141 and first Gas mixing pipe 100 communicates.

Combustion gas is successively in air inlet pipe 130, nozzle of air supply 140 enter to the first gas mixing pipe 100 with spray orifice 141 and first Mix for the first time with air in gas mixing pipe 100.

Arrange as it is shown in figure 1, the second gas mixing pipe 200 is erect, the lower end of this second gas mixing pipe 200 and the first gas mixing pipe 100 Left end vertical connection, under the effect of blower fan, the gas of first mixing constantly enters in the second gas mixing pipe 200.

As it is shown in figure 1, mixed gas housing 300 is hollow structure, its upper end open, bottom lock, the internal shape of mixed gas housing 300 Cheng Youhun gas chamber 310, offers the jack (not shown) run through bottom mixed gas housing 300 on mixed gas housing 300, the Two gas mixing pipes 200 are positioned at the lower section of mixed gas housing 300, the upper end of the second gas mixing pipe 200 be inserted in jack and with mixed gas chamber 310 communicate, and mixed gas is entered in mixed gas chamber 310 by the second gas mixing pipe 200.

As it is shown in figure 1, be provided above fire cover body 400 at mixed gas housing 300, this fire cover body 400 includes lid 410 with burning cover 420.

Lid 410 is horizontally disposed nahlock shape, and it is positioned at the opening part of mixed gas housing 300, and lid 410 is by mixed gas housing The opening of 300 seals and makes mixed gas to be gathered in mixed gas chamber 310, offers a through hole 411 at the middle part of lid 410, Having a receiving hole 412 in lid 410 edge away from this through hole 411, the periphery at lid 410 offers and vertically runs through lid Multiple fire holes 413 of body 410, the plurality of fire hole 413 is uniformly distributed in the periphery of lid 410, the mixing in mixed gas chamber 310 Gas is outside multiple fire holes 413 flow to mixed gas chamber 310.

Burning cover 420 is cylindric and erects setting, and above-mentioned lid 410 is positioned at burning cover 420 and the outside of lid 410 Wall is connected with burning cover 420 medial wall, and this lid 410 can be one-body molded with burning cover 420, it is possible to formed by the installation in later stage One is overall, and back-up ring 421 is outwardly extended in the lower end of burning cover 420, and burning cover 420 lower end is inserted into mixed gas housing 300 In and be adjacent to mixed gas housing 300 medial wall, back-up ring 421 is against on the upper end end face of mixed gas housing 300 and prevents burning cover 420 With mixed gas housing 300 relative motion.

Burning cover 420 upper end highlights lid 410 upper surface and forms a combustion zone, mixed gas in burning cover 420 Entering this combustion zone after flowing out mixed gas chamber 310 to concentrate, mixed gas can be gathered in this combustion zone by this burning cover 420, with Time can prevent the external world the air-dried mixed gas disturbed in combustion zone, to ensure mixed gas flameholding.

As it is shown in figure 1, be provided with the pneumatic module 500 that ignites connected with the source of the gas that ignites in the outside of the second gas mixing pipe 200, should Having of pneumatic module 500 of igniting ignites trachea 510 and the trachea 510 that ignites is stretched into second mix gas by the second gas mixing pipe 200 is outside Pipe 200 is internal, and the trachea 510 that ignites stretches out lid 410 upper surface, by drawing through overmulling gas chamber 310 and through above-mentioned through hole 411 Combustion gas assembly 500, can cause the medium position of lid 410 by pilot gas.

Herein, the trachea 510 that ignites passes through to be welded to connect, to ensure that this junction has preferably with the second gas mixing pipe 200 Sealing.

Being provided with the spark plug 600 for igniting on mixed gas housing 300, mixed gas housing is run through in the lower end of spark plug 600 Bottom 300, being positioned at mixed gas chamber 310 in the middle part of spark plug 600, spark plug 600 upper end is through described receiving hole 412 and stretches into lid Body 410 upper surface, the igniting core 610 of this spark plug 600 stretches to the outlet of the trachea 510 that ignites.

During work, igniting core 610 is lighted a fire and first the pilot gas that the trachea 510 that ignites exports is lighted formation ever-burning flame, then Combustion gas enters in the first gas mixing pipe 100 by air intake assembly, and blower fan works and makes the first gas mixing pipe 100 be passed through air, combustion gas with Air converges in the first gas mixing pipe 100 and repeatedly mixes in first gas mixing pipe the 100, second gas mixing pipe 200, mixed gas chamber 310 Close, after flow out through fire hole 413 and to be ignited, mixed gas through repeatedly mixing, the especially first gas mixing pipe 100 and the second gas mixing pipe 200 is vertical so that mixed gas is transferred when being entered in the second gas mixing pipe 200 by the first gas mixing pipe 100, mixed gas and the Producing impact when two gas mixing pipes 200 contact, further enhance the mixed effect of combustion gas and air, air is with combustion gas mixing more Uniformly, gas mixing after-combustion efficiency is high.

On the basis of said structure, it has been made further improvement by this utility model.

As shown in Figures 3 to 5, this fire hole 413 is shaped like in triangle, and it mainly includes base 413a, short hypotenuse 413b and tri-limits of long hypotenuse 413c, it is preferred that base 413a is positioned at lid 410 edge the lateral wall with lid 410 and overlaps, So so that fire hole processing is convenient, short hypotenuse 413b and long hypotenuse 413c two ends with base 413a respectively are connected and equal Extending to lid 410 is internal, one end of short hypotenuse 413b is connected with one end of long hypotenuse 413c, the structure of this fire hole 413 except Outside above-mentioned shape, may also be configured to arc, the shortest hypotenuse 413b and long hypotenuse 413c is arc-shaped side, therefore, and the knot of fire hole 413 Structure is not limited to said structure.

Whole fire hole 413 is extended by the most off-centered lopsidedness in lid 410 edge, say, that with long oblique The intersection point of limit 413c and base 413a is to line on the basis of the line of lid 410 central point, and whole fire hole 413 deviates this datum line Side, forms an angle α between the longest hypotenuse 413c and this datum line, it is preferred that the angular range of this α is 30-45 °, and inclination sets The fire hole 413 put so that form, during mixed gas burning, the flame rotated, compensate for adjacent 413 mixed gas of two fire holes not Abundance and uneven defect of burning, further increase uniformity during burning, improves burning quality, and through test, When the angular range of this α is between 30-45 °, the best results of giving vent to anger of fire hole 413, certainly, this α is not limited to 30-45 ° of angle model In enclosing.

It should be noted that this fire hole 413 can deviate any side of datum line according to the requirement to flame.

The width of whole fire hole 413 is gradually reduced inside it by lid 410 edge, say, that short hypotenuse 413b with The shape angle β for acute angle at an angle between long hypotenuse 413c, it is preferred that the angular range that angle β is is 15-18 °, mixed gas Flame during burning is to be determined by the diffusion trend of air-flow, and the front end of each fire hole 413 is narrow, and therefore, gas can be backward Holding the most broadening part to flow, this air-flow can form the most soaring poly-flame when burning, thus at burning cover 420 inwall Between form heat radiation so that flame during mixed gas burning is more fierce, improves the efficiency of combustion of mixed gas, through surveying Examination, when the angular range of this angle be 15-18 spend time, flame effect is best, and efficiency of combustion is the highest, certainly, the angle of this angle It is also not necessarily limited in the range of 15-18 degree.

As improvement, one end of described short hypotenuse 413b and long hypotenuse 413c is connected by a top margin 413d, described top margin 413d is straight line or arc-shaped side, arranges a top margin 413d between short hypotenuse 413b and long hypotenuse 413c, it is to avoid short hypotenuse 413b Extend to the two with long hypotenuse 413c intersect, so that angle between the two is easily cleared up, increase mixed gas simultaneously and lead to Out-of-date area, prevent mixed gas by time there is bigger noise.

As shown in Fig. 1, Fig. 6 to Fig. 8, in mixed gas housing 300, it is provided with the decompression shunting communicated with the second gas mixing pipe 200 Device 320, this decompression diverter 320 inner hollow, its upper end closed and lower end have an opening, decompression diverter 320 lower end button Communicate with the second gas mixing pipe 200 on above-mentioned jack and inside decompression diverter 320.

Decompression diverter 320 sidewall on offer multiple be respectively communicated with decompression diverter 320 and mixed gas chamber 310 point Discharge orifice 321, it is preferred that tap hole 321 is divided into two groups and one of which tap hole 321 around being arranged at decompression diverter 320 Sidewall upper, another component discharge orifice 321 around be arranged at decompression diverter 320 side wall lower ends and with upper end tap hole 321 every Open.

Mixed gas enters into mixed gas chamber through first gas mixing pipe the 100, second gas mixing pipe 200 under the effect of blower fan successively In 310, the flow velocity of mixed gas is fast, and pressure is big, if flowing directly out mixed gas chamber 310, then mixed gas air-flow can be caused unstable Fixed, cause mixed gas burning insufficient and bigger noise can be produced, and after arranging decompression diverter 320, reduce pressure diverter 320 pairs of mixed gas play barrier effect, make the flows decrease of mixed gas, pressure be decreased to burn after required pressure and enter Entering in mixed gas chamber 310, mixed gas flows out through fire hole 413 after being evenly distributed in mixed gas chamber 310 so that mixed gas Burning is more abundant, also reduces noise when mixed gas flows out.

In addition, mixed gas is transferred in decompression diverter 320 again, and it produces with decompression diverter 320 Raw impact, makes mixed gas be sufficiently mixed again, further increases air and the mixed effect of combustion gas and efficiency of combustion.

What deserves to be explained is, according to real needs when using, tap hole 321 may be configured as one group, it is possible to is set to many Group, is not limited only to two groups, and the position of tap hole 321 is also not limited only to be opened on the sidewall of decompression diverter 320, also The upper end of decompression separation device can be opened in.

As improving further, it is provided with the gas hood 430 that ignites being connected with lid 410, this gas that ignites in through hole 411 periphery Cover 430 is internal is similarly hollow form, and its upper end closed, lower ending opening also communicates with the trachea 510 that ignites, gas hood 430 cincture of igniting Its end offer multiple and outside communicate draw combustion gas discharge port 431, pilot gas successively through the trachea 510 that ignites, ignite gas hood 430, drawing combustion gas discharge port 431 to flow out, above-mentioned igniting core 610 stretches to and draws combustion gas discharge port 431 and keep certain with drawing combustion gas discharge port 431 Spacing, with ensure igniting core 610 can light by drawing the pilot gas that combustion gas discharge port 431 flows out.

Herein, the gas hood 430 that ignites plays the effect slowing down pilot gas flow velocity, is put together by pilot gas simultaneously, keeps away Exempting from pilot gas diffusion causes pilot gas unstable, thus ensure that mixed gas can normally be ignited by pilot gas.

As shown in Figures 3 to 5, the upper surface at lid 410 offers the holding tank 414 being spaced with fire hole 413, described Holding tank 414 is circular, holding tank 414 with the center of lid 410 as the center of circle, described through hole 411 be positioned at holding tank 414 and with Holding tank 414 communicates, described in the gas hood 430 that ignites be positioned at holding tank 414 and embed in lid 410.

After mixed gas flows out, holding tank 414 can take a part of mixed gas in, thus adds the burning of mixed gas Time, it is to avoid gas quickly distributes to surrounding and causes unnecessary waste after flowing out, thus improves burning quality.

As it is shown in figure 1, be provided with t-joint 210 between the first gas mixing pipe 100 and the second gas mixing pipe 200, this three connects Pipe 210 has three interfaces, and three interfaces are respectively upper interface, lower interface and horizontal interfaces, the first gas mixing pipe 100 with laterally connect Mouth connection, the second gas mixing pipe 200 and upper orifice, blowdown pipe close 211 is installed at lower interface.

Made by t-joint 210 that first gas mixing pipe 100 is vertical with the second gas mixing pipe 200 to be connected so that mixed gas is entered Transferring when entering in the second gas mixing pipe 200, mixed gas impacts to be disperseed on the second gas mixing pipe 200 and mixes further, for The multistage mixing of mixed gas provides condition, and the first mixing tube and the second mixing tube are conveniently carried out clearly by reserved lower interface Reason, lower interface then can be blocked by blowdown pipe close 211, it is to avoid situation about leaking air during burner operation.

Operation principle of the present utility model is as follows:

Pilot gas is delivered to ignite gas hood 430 drawn combustion gas discharge port by the gas hood 430 that ignites by the trachea 510 that ignites 431 ejections, igniting core 610 lights formation ever-burning flame by drawing the pilot gas that combustion gas discharge port 431 sprays.

Combustion gas is delivered in the first gas mixing pipe by air inlet pipe 130 and nozzle of air supply 140, and blower fan works and makes first to mix gas Pipe 100 is passed through air, and combustion gas and air converge in the first gas mixing pipe 100 and be mixed to form first in the first gas mixing pipe 100 Mixed gas.

Under the effect of blower fan, mixed gas is sent in the second gas mixing pipe 200, mixes at the first gas mixing pipe 100 and second Between trachea under the effect of angle, when mixed gas enters the second gas mixing pipe 200, direction changes, and mixed gas is mixed with second Disperse after producing impact when trachea 200 contacts, and in the second gas mixing pipe 200, realize second time mixing so that mixed gas is mixed Close effect more preferably, more uniform.

Mixed gas enters after mixing in the second gas mixing pipe 200 in decompression diverter 320, mixed gas and decompression shunting Third time mixing is realized after device 320 contact.

Mixed gas is in the tap hole 321 of decompression diverter 320 flows into mixed gas chamber 310 and realizes the 4th mixing, Flow out through fire hole 413 after and lighted by ever-burning flame.

Mixed gas through four times mixing, the especially first gas mixing pipe 100 is vertical with the second gas mixing pipe 200, mixed gas and Impacted during the second gas mixing pipe contact so that mixed gas mixing is more uniform, further enhanced mixing of combustion gas and air Closing effect, gas mixing after-combustion efficiency is high.

Specific embodiment described herein is only to this utility model spirit explanation for example.This utility model institute Belong to those skilled in the art described specific embodiment to make various amendment or supplement or use similar Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Claims (10)

1. a gas burner, including

First gas mixing pipe, its one end communicates with outside and can be passed through air and combustion gas；

Second gas mixing pipe, its connect with the first gas mixing pipe and and the first gas mixing pipe between be formed with angle；

Mixed gas housing, its inside connects with the second gas mixing pipe；

Fire cover body, it is covered on mixed gas housing；

Fire hole, it has multiple and is uniformly distributed on fire cover body, and fire hole is by fire cover body edges the most off-centered Rolling and tiltedly extend, the width of fire hole is gradually reduced inside it by fire cover body edges；

Air and mix in mixed gas housing and is flowed out by fire hole at the first gas mixing pipe, the second gas mixing pipe successively with combustion gas.

A kind of gas burner the most according to claim 1, it is characterised in that: the deviation angle of described fire hole is 30- 45°。

A kind of gas burner the most according to claim 1 and 2, it is characterised in that: described fire hole is in fire cover body interior Shape has angle and this angle is acute angle.

A kind of gas burner the most according to claim 1, it is characterised in that: it is provided with in described mixed gas housing and second The decompression diverter that gas mixing pipe communicates, is provided with multiple tap hole on decompression diverter, and described tap hole is respectively communicated with decompression Diverter and mixed gas housing.

A kind of gas burner the most according to claim 4, it is characterised in that: described tap hole is divided into two groups and wherein one The cincture of component discharge orifice is arranged at the sidewall upper of decompression diverter, and another component discharge orifice is around the sidewall being arranged at decompression diverter Lower end also separates with upper end tap hole.

A kind of gas burner the most according to claim 1, it is characterised in that: described fire cover body includes

Burning cover, it is connected with mixed gas housing；

Lid, it is positioned at burning cover and is connected with burning cover, and burning cover upper end highlights lid upper surface, and described fire hole is distributed in Lid periphery and being extended in the middle part of lid by the lateral wall of lid.

A kind of gas burner the most according to claim 6, it is characterised in that: the middle part of described lid offers for igniting The through hole that trachea passes through, is provided with the gas hood that ignites being connected with lid in through hole periphery, described in the gas hood that ignites open around its end Be provided with multiple and outside communicate draw combustion gas discharge port.

A kind of gas burner the most according to claim 7, it is characterised in that: the upper surface of described lid is provided with and fire The holding tank that hole is spaced, described through hole is positioned at holding tank and communicates with holding tank, described in the gas hood that ignites be positioned at holding tank And embed in lid.

A kind of gas burner the most according to claim 1, it is characterised in that: described first gas mixing pipe and the second gas mixing pipe Between be provided with t-joint, perpendicular with t-joint respectively two interfaces of the first gas mixing pipe and the second gas mixing pipe are connected, separately One seam is provided with blowdown pipe close.

A kind of gas burner the most according to claim 1, it is characterised in that: this burner also includes air intake assembly, Described air intake assembly includes

Air inlet pipe, it is connected with the first gas mixing pipe and one end is stretched in the first gas mixing pipe；

Nozzle of air supply, it is connected with air inlet pipe one end and communicates；

Spray orifice, it tilts to run through nozzle of air supply from inside to outside, and described spray orifice has multiple and around being distributed in nozzle of air supply end.