CN212204521U - Push-type integrated ignition pilot burner - Google Patents
Push-type integrated ignition pilot burner Download PDFInfo
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- CN212204521U CN212204521U CN202020889824.XU CN202020889824U CN212204521U CN 212204521 U CN212204521 U CN 212204521U CN 202020889824 U CN202020889824 U CN 202020889824U CN 212204521 U CN212204521 U CN 212204521U
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- air
- ignition
- mixing section
- combustion
- pilot burner
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- 238000009434 installation Methods 0.000 claims abstract description 19
- 239000007789 gas Substances 0.000 claims description 30
- 239000002737 fuel gas Substances 0.000 claims description 12
- 239000000446 fuel Substances 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 238000010892 electric spark Methods 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 10
- 238000009826 distribution Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The push type integrated ignition pilot burner relates to an ignition pilot burner, which comprises a pneumatic propeller, an installation sleeve, an ignition electrode, a gas nozzle and a combustion-air mixing section, wherein the gas nozzle and the combustion-air mixing section are arranged in the installation sleeve; the utility model relates to a rationally, can guarantee to form appropriate gas/air ratio, light by the electric spark very easily after the orifice blowout of pilot burner gas shower nozzle, the success rate of igniteing is high.
Description
Technical Field
The utility model relates to an ignition pilot burner especially relates to a propulsive formula integration ignition pilot burner.
Background
The pilot burner is a gas spray gun which is arranged in view of safety and can stably burn, belongs to an accessory device of an industrial burner, can be quickly ignited for preventing a main burner from being extinguished, and avoids large fluctuation of operation, so that quick recovery of production is facilitated. The heating furnace can be interlocked to shut down in an accident state, but the pilot burner cannot be extinguished; the explosion-proof device can ensure that the furnace can not explode due to the gas leakage of the main burner, so the pilot burner is an explosion-proof measure of the heating furnace. Most of the existing pilot burner structures are not provided with air distribution systems, are easily influenced by load changes of a burner and a heating furnace, and can influence normal ignition combustion once an air blower or an induced draft fan fails; and the connection of each part of the existing pilot burner is complex, and the pilot burner is not easy to install and maintain.
Disclosure of Invention
In order to overcome the not enough among the background art, the utility model discloses a propulsion type integration ignition pilot burner.
The push-type integrated ignition pilot burner comprises a pneumatic propeller, an installation sleeve, an ignition electrode, a gas nozzle and a combustion-air mixing section, wherein the gas nozzle and the combustion-air mixing section are arranged in the installation sleeve, the rear end of the installation sleeve is fixedly connected with the pneumatic propeller through a cross joint, the rear end of the ignition electrode penetrates through the cross joint to be connected with the pneumatic propeller, the gas nozzle is arranged at the front part inside the installation sleeve, the rear part of the gas nozzle is communicated with the combustion-air mixing section, the rear part of the combustion-air mixing section is communicated with a fuel gas inlet at the upper part of the cross joint through a connected pipeline, a corrugated plate flame arrester is arranged at the upper end of the fuel gas inlet, an ignition air inlet is arranged at the outlet at the lower part of the cross joint, a limiting ring is arranged at the middle part inside the installation sleeve, the ignition electrode and the pipeline at the rear part of the combustion-air, a wind cap is arranged outside the air holes of the mat roll.
The push type integrated ignition pilot burner is characterized in that flanges are arranged on the outer portions of two sides of the four-way joint, and the rear end of the mounting sleeve and the front end of the pneumatic propeller are fixedly connected with the flanges on two sides of the four-way joint respectively.
The push type integrated ignition pilot burner is characterized in that the mat roll air holes in the combustion-air mixing section are uniformly distributed at the tail part of the combustion-air mixing section, and combustion-supporting air enters from the ignition air inlet and is sucked from the mat roll air holes to be used for air-fuel mixing of the pilot burner.
The push-type integrated ignition pilot burner is characterized in that a flame stabilizing hole and a flow equalizing hole are formed in a gas nozzle.
The ignition electrode of the push-type integrated ignition incandescent lamp is connected with an external control box through a cable joint.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
1. the propulsion type integrated ignition incandescent lamp adopts the movable electrode, namely the ignition electrode withdraws from the flame area after igniting the incandescent lamp and is located in the low temperature area of air circulation all the time, thereby keeping a long service life. The propeller adopts a single-acting cylinder, is dustproof, has small volume and long service life, is convenient to take over, and can be ignited again only by pushing the electrode to the head of the incandescent lamp when being ignited again; the air cap is configured, the air distribution system is independent, an independent air distribution system is formed, the influence of load variation of the combustor and the heating furnace is avoided, normal ignition and combustion can be maintained even if a blower or an induced draft fan fails, the air cap is a reliable ignition source of the combustor, and the air volume can be adjusted by the air cap.
2. The propelled integration ignition pilot burner, the high-pressure gas of the mixed section of burning and air can play the entrainment effect to the surrounding air when the orifice of gas shower nozzle is high-speed blowout, forms gas-air mixture after the air of guaranteeing to be drawn into mixes with the gas, this ratio hardly receives the influence that gas pressure changes: the gas pressure is high, the mat rolling effect is strong, and the air intake is large; the gas pressure is low, the mat rolling effect is weak, and the air intake is small, so that a relatively stable gas/air ratio can be kept; the utility model relates to a rationally, can guarantee to form appropriate gas/air ratio, light by the electric spark very easily after the orifice blowout of pilot burner gas shower nozzle, the success rate of igniteing is high.
3. The propelled integration ignition pilot burner, mounting sleeve's rear end is through cross and pneumatic propulsor fixed connection, has arranged fuel gas entry and ignition air entry respectively from top to bottom at the cross, the wind adoption of igniteing is from the entrainment form, in ignition air got into the pilot burner simultaneously with ignition fuel gas through the pipeline, in shower nozzle department co-combustion, the cross was fixed in furnace head department with pneumatic propulsor and mounting sleeve, is convenient for install and maintain. The limiting ring is arranged and used for limiting the axial movement position of the ignition electrode, so that the ignition electrode is ensured to move forward and backward according to a preset movement track under the action of the pneumatic propeller, and the ignition electrode can be effectively prevented from colliding with a gas nozzle in the forward and backward movement process due to the overlong length of the ignition electrode, and the ignition operation is not influenced.
4. The push-type integrated ignition pilot burner is provided with the corrugated plate flame arrester, the filter element consists of densely distributed aluminum corrugated plate strips, and the temperature of burning substances can be reduced below the ignition point of the burning substances to prevent flame from spreading according to the wall effect principle; after the flame passes through a plurality of fine channels formed by the aluminum corrugated strip, the flame is changed into a plurality of fine flames, and the fine flames are in contact with the channel walls to transfer heat, so that the temperature of the flame is reduced to be below the ignition point, the flame is prevented from spreading, and the flame can be effectively prevented from being tempered.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the stop collar of the present invention;
FIG. 3 is a schematic structural view of the cross joint of the present invention;
FIG. 4 is a schematic structural view of the air-fuel mixing section and the blast cap of the present invention;
FIG. 5 is a sectional view A-A of FIG. 4;
in the figure: 1. a fuel gas inlet; 2. a corrugated plate flame arrestor; 3. a limiting ring; 4. a hood; 5. a combustion-air mixing section; 6. a gas burner; 7. an ignition electrode; 8. installing a sleeve; 9. four-way connection; 10. an ignition air inlet; 11. a pneumatic thruster; 12. a through hole; 13. a flange; 14. air holes are wound on the mat.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
Combine attached 1-5 the long bright lamp of impulse type integration ignition, including pneumatic propulsor 11, the installation sleeve 8, ignition electrode 7, gas shower nozzle 6 and air-fuel mixture section 5 all set up in installation sleeve 8, the rear end of installation sleeve 8 passes through cross 9 and pneumatic propulsor 11 fixed connection, the rear end of ignition electrode 7 passes cross 9 and is connected with pneumatic propulsor 11, gas shower nozzle 6 sets up the front portion inside installation sleeve 8, 6 rear portions of gas shower nozzle and 5 intercommunications settings of air-fuel mixture section, the pipeline that the rear portion of air-fuel mixture section 5 passes through the connection communicates with the fuel gas entry 1 on cross 9 upper portion, the upper end of fuel gas entry 1 is equipped with buckled plate spark arrester 2, the exit of cross 9 lower part is ignition air inlet 10, set up spacing ring 3 at the inside middle part of installation sleeve 8, respectively through two through-holes 12 on the spacing ring 3 fixed ignition electrode 7 and the pipeline at 5 rear portions of air-fuel Three blanket air holes 14 are uniformly distributed on the fuel-air mixing section 5, and a wind cap 4 is arranged outside the blanket air holes 14.
The push type integrated ignition pilot burner is characterized in that flanges 13 are arranged on the outer portions of two sides of a four-way joint 9, and the rear end of an installation sleeve 8 and the front end of a pneumatic propeller 11 are fixedly connected with the flanges 13 on two sides of the four-way joint 9 respectively.
According to the push type integrated ignition incandescent lamp, the mat air holes 14 on the combustion air mixing section 5 are uniformly distributed at the tail part of the combustion air mixing section 5, and combustion-supporting air enters from the ignition air inlet 10 and then is sucked from the mat air holes 14 to be used for air-fuel mixing of the incandescent lamp.
The push-type integrated ignition pilot burner is characterized in that a flame stabilizing hole and a flow equalizing hole are formed in the gas nozzle 6.
The ignition electrode 7 of the push-type integrated ignition incandescent lamp is connected with an external control box through a cable joint.
When the push type integrated ignition incandescent lamp is used, combustion-supporting air is sucked into the sleeve through the injection hole in the mounting sleeve 8, enters the barrel of the incandescent lamp through the mat air hole of the gas nozzle 6, is mixed with fuel gas in the fuel-air mixing section 5, and finally is combusted at the gas nozzle 6; the gas nozzle 6 is distributed with flow equalizing holes and flame stabilizing holes, the flow equalizing holes are used for equalizing the pressure between the inside and the gap so as to equalize the flow, and the flame stabilizing holes are used for supplementing combustion-supporting air and stabilizing the flame shape, so that the flame shape of the pilot burner is good, and the combustion is stable. The pneumatic thruster 11 adopts a single-acting cylinder, is dustproof, small in size, long in service life and convenient to take over, and can be ignited again only by pushing the ignition electrode 7 to the long and bright lamp head part in the process of secondary ignition, as shown in the extending position shown in the attached drawing 1, the length of the ignition electrode 7 can be selected between 0.5 m and 15m according to the working condition requirement, and the configured ignition electrode 7 is adopted, firstly, the adopted ignition electrode adopts semiconductor discharge, the electric arc energy is high, the ignition is reliable, a high-energy semiconductor igniter adopts low voltage and large current, the discharge is realized by means of a specially-made semiconductor material, the electric arc energy is high, the medium influence is avoided, and the arc can be normally discharged in water, ice and asphalt; and secondly, the electrodes are integrated into a whole and insulated from the outside, so that the arc striking cannot be caused by electric leakage, the interference on a matched control instrument is small, and the method is suitable for being applied to a thermal engineering automatic control system. The blast cap 4 is configured, the air distribution system is independent, an independent air distribution system is formed, the influence of the load change of the burner and the heating furnace is avoided, normal ignition and combustion can be maintained even if a blower or an induced draft fan fails, the blast cap is a reliable ignition source of the burner, the blast cap is screwed outside the fuel-air mixing section 5, and the air inlet amount is adjusted by adjusting the sectional area of the air hole 14 of the blanket; the cross joint is provided with a fuel gas inlet and an ignition air inlet, the ignition air adopts a self-entrainment mode, the ignition air and the ignition fuel gas simultaneously enter the pilot burner tube through a pipeline, the pilot burner tube is subjected to mixed combustion at a nozzle, and the cross joint fixes the pneumatic propeller and the mounting sleeve at the end socket of the furnace, so that the installation and the maintenance are convenient. The corrugated plate flame arrester 2 is arranged, and the filter element is composed of densely distributed aluminum corrugated plate strips, according to the wall effect principle, the temperature of combustion substances can be reduced below the ignition point of the combustion substances to prevent flame from spreading, after the flame passes through a plurality of fine channels formed by the aluminum corrugated plate strips, the flame is changed into a plurality of fine flames, and the fine flames are in contact with the channel wall to transfer heat, so that the temperature of the flame is reduced below the ignition point, the flame is prevented from spreading, and the flame tempering can be effectively prevented.
The part of the utility model not detailed is prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.
Claims (5)
1. The propulsion type integrated ignition pilot burner comprises a pneumatic propeller, an installation sleeve, an ignition electrode, a gas nozzle and a combustion-air mixing section, and is characterized in that: gas shower nozzle and burning-air mixing section all set up in the installation cover intraductally, installation sheathed tube rear end passes through cross and pneumatic propeller fixed connection, the rear end of ignition electrode passes the cross and is connected with pneumatic propeller, the gas shower nozzle sets up at the inside front portion of installation cover, gas shower nozzle rear portion and the setting of burning-air mixing section intercommunication, the pipeline that the rear portion of burning-air mixing section passes through the connection feeds through with the fuel gas entry on cross upper portion, the upper end of fuel gas entry is equipped with the buckled plate spark arrester, the exit of cross lower part is the ignition air inlet, set up the spacing ring at the inside middle part of installation cover, respectively through the pipeline at two through-hole fixed ignition electrode on the spacing ring and burning-air mixing section rear portion, all divide on burning-air mixing section and have three mat volume air hole, the outside at mat volume air hole.
2. The propelled integrated ignition incandescent lamp of claim 1, wherein: flanges are arranged outside two sides of the four-way joint, and the rear end of the mounting sleeve and the front end of the pneumatic propeller are fixedly connected with the flanges on two sides of the four-way joint respectively.
3. The propelled integrated ignition incandescent lamp of claim 1, wherein: and the mat air holes on the combustion-air mixing section are uniformly distributed at the tail part of the combustion-air mixing section, and combustion-supporting air enters from the ignition air inlet and is sucked from the mat air holes to be used for air-fuel mixing of the pilot burner.
4. The propelled integrated ignition incandescent lamp of claim 1, wherein: the gas nozzle is provided with a flame stabilizing hole and a flow equalizing hole.
5. The propelled integrated ignition incandescent lamp of claim 1, wherein: the ignition electrode is connected with an external control box through a cable joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020889824.XU CN212204521U (en) | 2020-05-25 | 2020-05-25 | Push-type integrated ignition pilot burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020889824.XU CN212204521U (en) | 2020-05-25 | 2020-05-25 | Push-type integrated ignition pilot burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212204521U true CN212204521U (en) | 2020-12-22 |
Family
ID=73811746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020889824.XU Active CN212204521U (en) | 2020-05-25 | 2020-05-25 | Push-type integrated ignition pilot burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212204521U (en) |
-
2020
- 2020-05-25 CN CN202020889824.XU patent/CN212204521U/en active Active
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| GR01 | Patent grant |