CN2202849Y

CN2202849Y - Fire jetting grate structure for strong gas burner

Info

Publication number: CN2202849Y
Application number: CN 94219353
Authority: CN
Inventors: 陈琳藤; 朱连顺
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-09-12
Filing date: 1994-09-12
Publication date: 1995-07-05
Anticipated expiration: 2004-09-12

Abstract

The utility model relates to a fire jetting grate structure for strong gas burners, which is composed of a main fire grate and a mother fire grate which are both provided with V-shaped flaming slot walls and the two side walls thereof are provided with parallel jetting holes, wherein, the mother fire grate is communicated and arranged at the middle section of the main fire grates which are arranged at intervals. The jetting holes are all communicated with the coal gas slots of the main fires and the mother fire inside. A combustion gas chamber is formed at the bottom of the coal gas slots of the main fires and a mother fire. The bottom surface of a combustion gas chamber is provided with a main fire gas input hole which is communicated with every grate-shaped main fire gas slots in the main fire grate. The bottom of one end of the gas slot of the mother fire grate, which is arranged at the side of a main fire gas input hole, is provided with mother fire gas input holes. The utility model ignites the main fires by the mother fire to form a high-density flame with crossed jetting and burning.

Description

Fire jetting grate structure for strong gas burner

The utility model relates to a kind of flamethrower platoon structure of powerful gas burner, belongs to the burner apparatus technical field of burning gases fuel.

At present, produce the heat utensil of usefulness of high heat in the industrial and mining enterprises, when electric heater (HEATER), fuel heater, heating generator and gas heater etc., because of the difference of its application place, and heating cost and efficient etc. are all multifactor and be applicable to different heating targets.For example, electric heater is because of its power consumption height, and transient heating is bad to the efficient of high temperature, need not so be rejected in many places such as the roasting plant of industrial high temperature heating and hot-water boilers; Fuel heater generally is usually used in the heating place of large-sized boiler, though its instantaneously heated firepower can promote, higher because of the cost of fuel oil, and can produce waste gas after burning, the trend that has been not suitable for now environmental protection ideas emphatically and has saved energy environment; And the transient heating efficient of heating generator is the highest, be generally used in the metallurgic furnace, but its power consumption is quite surprising, and equipment cost is also very expensive, is difficult to extend to other and need heats on the purposes cheaply and use; And gas heater is to produce flame with combustion gas coal gas cheaply as heating source, water heater in common industrial and mining enterprises and even family, hot-water boiler, cooking stove, replace electric heater in the stove fast and be widely used, and can be according to the power of its required heating firepower and adopt the blast apparatus forced air supply in good time, make it to mix and constitute mist and supply superpower firepower burning, use value height with high pressure gas.

But, all have a mechanism components of specializing in jet flow coal gas gaseous mixture in the general gas water heater.For example: make several vertical types flamethrower platoon person arranged side by side, specialize in jet flow gas burner use in the water heater.But, this flamethrower platoon all uprightly sets up, the flame of each flamethrower platoon is independently of one another when spray combustion flame, lack staggered lifting firepower usefulness of mixing combustion and amplification flame density, and, water heater lights female fire of primary fire pipe (or female fire row) because of utilizing fire rod, again by ignite main fire row's arranged side by side flame of female fire, belonging to side touches the combustion mode and ignites, the route of igniting is direct inadequately, only be adapted at using in the heating chamber thorax than small size, make these flamethrower platoons arranged side by side be difficult for expansion and increase it and spray the heating surface (area) (HS of firing flame that cause it to be not suitable for using, range of application has certain limitation in relatively large heating chamber thoraxes such as general hot-water boiler or roasting plant.

Another kind is made the flame disk of vertical type ring-type, and the spray coal gas uses in the cooking stove of being everlasting general, quick stove or the hot-water boiler.This flame disk can pass through the spray orifice of its inner various different angles, and makes staggered the mixing of flame in each spray orifice of main stove fire into the powerful thermal-flame that adds.But, when ring-type flame disk and heating chamber thorax space thereof increase and when needing to strengthen its flame scope, nationality helps course that fire rod lights the gas burner on the main stove flame disk (or fire rod light primary fire pipe remove the main stove flame disk that ignites again) also inadequately directly (to touch the combustion mode and ignite because of belonging to side together), and very easily, the increasing scope of igniting causes danger because of causing detonation, so only be adapted at using in the less heating chamber thorax of area, therefore force this ring-type flame disk also to lack the effective utilization that enlarges its flame heat area, also be not suitable for flame disk is referenced in the relatively large heating chamber thoraxes such as general hot-water boiler or roasting plant and use.

The purpose of this utility model provides a kind of flamethrower platoon structure that can overcome the powerful gas burner of above-mentioned many disadvantages, novel structure.

The utility model is achieved in that it mainly is to lead, set-point lighted torch between female fire row, inductive rod and cooperate the coal gas supply line composition that is connected with air blast, wherein be provided with between gas supply pipeline and the air blast and can allocate the master automatically, female fire gas and air output, it works the control device of the opportunity of closing and igniting to form uniform coal gas air mixture and grasp, it is characterized in that: this mother's fire is arranged coherent the middle of main fire row that is arranged at each spacing parallel arranging and is located, and each is main, all has V-type flame cell wall on female fire row, the two side walls of each V-type flame cell wall is provided with corresponding spray orifice arranged side by side, these spray orifices respectively with the master of its inside, female kindling air drain is connected, and is leading, female fire row's handing-over periphery place, gas tank bottom forms a combustion gas chamber thorax;

Mother's fire row's of combustion gas chamber thorax side gas tank one bottom portion is provided with female fiery combustion gas input hole, and the female kindling air drain of row's shape in arrange with mother is fiery in this hole is connected; Can transmit in compulsory female fire gas and the extremely female fiery spray orifice of arranging of air quantity air mixture by the gas supply pipeline and spray, through the continuous female fire gas air mixture of igniting of lighting a fire of fire rod, the row's of formation shape staggered form sprays female flame of combustion again, and this female flame consecutive is in each main fire row's middle section;

Thorax bottom surface, combustion gas chamber has one through combustion gas chamber thorax and the fiery combustion gas input hole of master that is connected with row's shape master kindling air drain in each main fire row, female fiery induction end driving gas supply a large amount of compulsory main fire gas of pipeline transmission and air mixed gas by inductive rod spray to each main fiery spray orifice of arranging, and ignited by the pilot flame of row's shape immediately, and organize the main fire combustion flame that forms powerful staggered form spray combustion in the zone each main fiery row arranged side by side.

Characteristics of the present utility model are: by the novel assembling pattern of master, female fiery flamethrower platoon and the novel structure design of flame cell wall thereof, make the high flame density heating region that can form an intersection spray combustion between each flamethrower platoon, and ignite flame heat scope on the main fire row of this mother fire venting that can increase, take this to promote the efficiency of heating surface of gas heater and enlarge its scope of igniting, improve its practical usefulness.

Fig. 1 is a three-dimensional assembling outside drawing of the present utility model.

Fig. 2 is the vertical view of flamethrower platoon of the present utility model.

Fig. 3 is the side view of flamethrower platoon of the present utility model.

Fig. 4 is the A-A ' cutaway view of flamethrower platoon of the present utility model.

Fig. 5 is the B-B ' cutaway view of flamethrower platoon of the present utility model.

Fig. 6 is the spray combustion schematic perspective view of female fire row flame of the present utility model.

Fig. 7 is that master of the present utility model, female fire row are by the combustion of the spray after igniting schematic diagram.

Consult Fig. 1, the utility model mainly provides a kind of the have main fire row 11 of V-type flame cell wall 10 and female fire row's 12 assembly structure, cooperate an air blast commonly used 2 and main, female fire gas supply line 3 again, can obtain to supply the brute force master of the utility model demand that flamethrower platoon is rely, female fire gas mist thus.The bilateral wall of this master, female fire row's 11,12 V-arrangement flame cell wall 10 is provided with corresponding spray orifice arranged side by side 100 therebetween, and should mother's fire row 12 be coherent stage casings that are arranged at the main fire row 11 of each spacing parallel arranging, female fire row's 12 a end wall is provided with fire rod 4(and cooperates shown in Fig. 2,3), be provided with a bullhead flame inductive rod 5 and put on the shelf by a substrate 13 between firing tip arranged side by side main fire row 11 at a distance, the both-

end head

51,52 of this inductive rod 5 is stretched the flame heat zone of visiting to main,

female fire row

11,12 apical margins respectively.Lead, female fire row's 11,12 bottom forms a combustion gas chamber thorax 1(and consults Fig. 4, shown in Figure 5), the bottom surface of combustion gas chamber thorax 1 has a fiery combustion gas input hole 110 of master, makes it to be connected with each main fiery row's shape master kindling air drain 111 of arranging in 11 and to transmit a large amount of compulsory main fire gas and Air mixing combustion gas by gas supply pipeline 3.Female fire row 12 1 bottom portions at combustion gas chamber thorax side are provided with female fiery combustion gas input hole 120 in addition, are communicated with the female kindling air drains 121 of row's shape in female fire row 12, by by 3 compulsory female fire gas of transmission and the Air mixing combustion gas of gas supply pipeline.

Therefore, as air blast 2 and gas supply pipeline 3 automatic unlatching allotment supply masters, during the air mixture of mother's fire gas, through the master, female fire gas magnetic valve is responsible for main, the control device that female fire gas opens and closes opportunity (belongs to existing patented technology, so do not add and give unnecessary details), elder generation opens female fire gas air mixture and enters from the fiery combustion gas input hole 120 of mother in female kindling air drain 121 of female fire row 12, this moment is by the conventional continuous ignition induction circuit drive point of automatic safe lighted torch 4 igniting continuously in time, the female fire gas air mixture that jet flow is come out in the spray orifice 100 arranged side by side on female fire row's 12 V-arrangement flame cell wall 10 two side walls of taking this to ignite, and female flame of the row's of formation shape.This female flame is each main fire row's 11 of consecutive middle section (as shown in Figure 6), can predict igniting of female fire by the female fiery termination 52 of the induction of bullhead flame inductive rod 5.As do not ignite, then can close master fire solenoid valve automatically, cut off female fire gas (belonging to known and the disclosed automatically technical scope of ignition induction circuit control device continuously); As igniting, will open main thermoelectricity magnet valve automatically and the strong prosperous and a large amount of main fire gas air mixture of supply in the autonomous fiery combustion gas input hole 110, make it to enter in each the main fire row's 11 arranged side by side main kindling air drain 121 via 1 shunting of combustion gas chamber thorax, spray orifice arranged side by side 100 on V-arrangement flame cell wall 10 two side walls on each main fire row 11 and jet flow and go out again, just can be ignited by the female flame of the row's shape in the middle of above-mentioned the occupying immediately this moment.As do not ignite, can respond to termination 51 inductions through the main fire of inductive rod 5 equally, and close main thermoelectricity magnet valve automatically by the continuous ignition induction circuit of the automatic safe of routine and cut off main fire gas combustion gas; As predict main fire for after female fire ignites, just form the spray of staggered form and fire into the heated form of high density flame and range size that can be required (such as the hot-water boiler bottom of all size specification or the heating chamber thorax in the roasting plant) according to the heating chamber thorax, nationality helps the female fire row of this device 12 formed row's shape pilot flames, therefrom extend immediately be on each main fire row 11 that ignites length arrange side by side shape around main fire combustion flame (as shown in Figure 7).The heated perimeter of this master's fire combustion flame can be arranged 11 two ends development lengths and strengthen its combustion fire zone from each main fire, thereby improves the spray combustion efficiency of heating surface of its high density flame and enlarge the range of application that it fires fire.

Moreover, the end limit of above-mentioned master, female fiery flamethrower platoon all is provided with osculum 14, the all corresponding bottom land that is located at V-arrangement flame cell wall 10, when this device being put into the stove and accessory inside of meeting generation aqueous vapor drippages such as hot-water boiler with box lunch, can impel this water droplet from the bottom land current drainage of V-arrangement flame cell wall 10 to osculum 14, in order to avoid can be from coal gas spray orifice 100 behind the too much water droplet of bottom aggradation flow into the interior groove interdigit, cause ponding and influence gas supply and jet flow efficient.

The bottom, groove position of above-mentioned master, female fiery flamethrower platoon all is provided with the foot rest 15 of right quantity, in order to supporting and the high flamethrower platoon of frame, and places gas supply pipeline 3 easily in its bottom and carries out installation assembling between each pipeline.

The length at above-mentioned main fire row two ends can be according to the chamber thorax scope of desire heating and position of igniting of female fire on female fire row is extended in the middle of it in conversion.

Claims

1, a kind of flamethrower platoon structure of powerful gas burner, mainly be to lead, set-point lighted torch between female fire row, inductive rod and cooperate the coal gas supply line composition that is connected with air blast, wherein be provided with between gas supply pipeline and the air blast and can allocate the master automatically, female fire gas and air output, it works the control device of the opportunity of closing and igniting to form uniform coal gas air mixture and grasp, it is characterized in that: this mother's fire is arranged coherent the middle of main fire row that is arranged at each spacing parallel arranging and is located, and each is main, all has V-type flame cell wall on female fire row, the two side walls of each V-type flame cell wall is provided with corresponding spray orifice arranged side by side, these spray orifices respectively with the master of its inside, female kindling air drain is connected, and is leading, female fire row's handing-over periphery place, gas tank bottom forms a combustion gas chamber thorax;

Mother's fire row's of combustion gas chamber thorax side gas tank one bottom portion is provided with female fiery combustion gas input hole, and the female kindling air drain of row's shape in arrange with mother is fiery in this hole is connected; Thorax bottom surface, combustion gas chamber has one through combustion gas chamber thorax and the fiery combustion gas input hole of master that is connected with row's shape master kindling air drain in each main fire row.

2, the flamethrower platoon of powerful gas burner as claimed in claim 1 structure, it is characterized in that: the end limit of above-mentioned master, female fiery flamethrower platoon all is provided with osculum, all corresponding bottom land that is located at V-arrangement flame cell wall.

3, the flamethrower platoon of powerful gas burner as claimed in claim 1 structure is characterized in that: the length at above-mentioned main fire row two ends can be according to the chamber thorax scope of desire heating and position of igniting of female fire on female fire row is extended in the middle of it in conversion.