CN207622062U

CN207622062U - Burner igniting device

Info

Publication number: CN207622062U
Application number: CN201721584371.4U
Authority: CN
Inventors: 吕荣伏
Original assignee: Shandong Iron Ovens Co Ltd
Current assignee: Shandong Iron Ovens Co Ltd
Priority date: 2017-11-23
Filing date: 2017-11-23
Publication date: 2018-07-17
Anticipated expiration: 2027-11-23

Abstract

The utility model is related to a kind of burner igniting devices, including pole piece and the insulator being coated on outside pole piece, one end of the pole piece is equipped with first electrode, the outer sheath of the insulator is installed with outer housing, the igniting side of the outer housing is equipped with the second electrode that spark gap is formed with first electrode, and the outside of the outer housing is equipped with dismountable ceramic shell.The utility model pole piece, insulator are whole sintering, and whole glazing of ceramic shell ensure that the straightness of ignitor, compression strength, insulation performance.Ignitor reaches beautiful leakproof, not eccentric, beautiful and generous without high temperature glue.Ignitor has igniting or detects sensitive, high temperature resistant, and indeformable, anti-oxidant, service life is long.The advantages that assembly and connection mode is connected using screw thread screwing type, has the characteristics that the features such as convenient for disassembly and assembly, solid and reliable, and there is detection to stablize, and durable, ageing resistance is strong, and high temperature resistant is corrosion-resistant, and dielectric strength is high.

Description

Burner igniting device

Technical field

The utility model is related to igniter fields, and in particular to a kind of burner igniting device.

Background technology

Modern industry stove generates heat furnace temperature by media such as burner combustion coal gas, natural gases.It is general to use automatically Sparking mode makes ignition transformer obtain electric according to firing command, and ignition transformer, which generates electric current, makes ignitor discharge, and generates electricity Spark lights various combustion mediums.

Common ignitor is designed according to the length characteristic of industrial furnace burner and ignition security characteristic.Usually igniting Electrode is also equipped with fiery checking functions, that is, requires ignitor in flame in addition to ignition function, by ignitor detect flame from Subnumber, it may be determined that flame exists and flame size.So general ignitor is longer suitable with burner length.

After lighting a fire successfully, burner normal combustion, ignitor is then in flame kernel always, and flame kernel temperature is up to 800 DEG C~1500 DEG C, and the ignition power pole piece being chronically under high temperature easily flexural deformation, breaking releasing, since burning is situated between There are the harmful substances such as S, H2O in matter, ignitor front end is made to be lost in discharge process, ignitor entire length shortens, nothing Method discharge igniting over the ground, can not also be deep into flame and detect flame conditions, ignitor is caused to fail, need replacing whole point Thermoelectricity pole.

Utility model content

The purpose of this utility model is to provide a kind of burner igniting device.

The purpose of this utility model is to be achieved through the following technical solutions：

A kind of burner igniting device, including pole piece and the insulator that is coated on outside pole piece, one end of the pole piece is equipped with The outer sheath of first electrode, the insulator is installed with outer housing, and the igniting side of the outer housing is equipped with to be formed with first electrode The outside of the second electrode of spark gap, the outer housing is equipped with dismountable ceramic shell, and ceramic shell is in direct contact flame, Flame combustion outer housing is prevented, if ceramic shell damages, can directly dismantle, replace, avoids the problem of replacing monolithic case, drop Low maintenance cost, and ceramic shell thermal coefficient is high, and quickly the heat of eletrode tip discharge igniting can shed, prevent molten Erosion.

In preferred embodiments, the connection type between the ceramic shell and outer housing is screw thread screwing type, just In replacing ceramic shell, since ceramic shell is in direct contact flame, it is convenient for the dismounting and installation of ceramic shell, and ceramic shell Rotation is tighter, keeps the connection of outer housing and insulator tighter, eliminates the gap between outer housing and insulator.

In preferred embodiments, the outer surface of the outer housing is equipped with tapered thread body, the tapered thread body Tip is located at first electrode, and ceramic shell is internally provided with conical internal thread body, ceramic shell is made to be buckled on outer housing, and ceramics are outer It screws connection between shell and outer housing, realizes fastening, tapered thread body can make ceramic shell, and tapered thread is not in screwing operations Only by axial friction, and screw thread also receives ceramic shell and feeds reversed pressing force, and ceramic shell and shell can be improved Fastening between body.

In preferred embodiments, the ceramic shell is centered around the outside of second electrode, the second electrode and the One electrode does not extend out outside ceramic shell, so that the column of flame caused by Instantaneous detonation is ignited external mix gas, reaches Complete effect of burning is ignited, the discharge of exhaust gas can be reduced.

In preferred embodiments, the second electrode is symmetricly set on the both sides of first electrode, the second electricity of both sides It extremely mutually assists, it can be ensured that the validity and reduction ignition power pole of igniting are ineffective because of carbon deposit short circuit.

In preferred embodiments, it is equipped between the spark that distance gradually increases between the first electrode and second electrode Gap meets the igniting of different voltages, to provide the initial firing current of different voltages, to provide the igniting for lighting different mixed gas Electric current.

The beneficial effects of the utility model are：

The utility model pole piece, insulator are whole sintering, and whole glazing of ceramic shell ensure that the straight of ignitor Dimension, compression strength, insulation performance.Ignitor reaches beautiful leakproof, not eccentric, beautiful and generous without high temperature glue.Igniting Electrode has igniting or detects sensitive, high temperature resistant, and indeformable, anti-oxidant, service life is long, and product is long by fine adjustment screw thread Degree, ceramic tube and wire electrode gap, make at each occurrence, fire rod perfectly runs the fire rod longevity that its characteristic reaches good Life.Ceramic shell surface layer use high-temperature glaze coating, appearance exquisiteness is generous, and entire body is bright glossy, have signal transmission it is sensitive and The strong feature of heat conductivility.Assembly and connection mode using screw thread screwing type connect, have the characteristics that it is convenient for disassembly and assembly, it is solid and reliable etc. The advantages that there is feature detection to stablize, and durable, ageing resistance is strong, and high temperature resistant is corrosion-resistant, and dielectric strength is high.

Description of the drawings

The utility model is described in further detail below according to attached drawing.

Fig. 1 is the external structure of the burner igniting device described in the utility model embodiment.

In figure：

1, pole piece；2, insulator；3, first electrode；4, outer housing；5, second electrode；6, ceramic shell；7, tapered thread Body.

Specific implementation mode

It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached The detailed description of the embodiments of the present invention provided in figure is not intended to limit claimed the scope of the utility model, But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people The every other embodiment that member is obtained without creative efforts belongs to the model of the utility model protection It encloses.

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

The utility model is further described with specific embodiment below with reference to accompanying drawings.

As shown in Figure 1, a kind of burner igniting device of the utility model embodiment, including pole piece 1 and it is coated on pole piece 1 One end of outer insulator 2, the pole piece 1 is equipped with first electrode 3, and the outer sheath of the insulator 2 is installed with outer housing 4, institute The igniting side for stating outer housing 4 is equipped with the second electrode 5 that spark gap is formed with first electrode 3, and the outside of the outer housing 4 is equipped with Dismountable ceramic shell 6.

Connection type between the ceramic shell 6 and outer housing 4 is screw thread screwing type, the outer surface of the outer housing 4 Equipped with tapered thread body 7, the tip of the tapered thread body 7 is located at first electrode 3, and ceramic shell 6 is internally provided in taper Threaded body makes ceramic shell 6 be buckled on outer housing 4, and connection is screwed between ceramic shell 6 and outer housing 4, realizes fastening.

The ceramic shell 6 is centered around the outside of second electrode 5, and the second electrode 5 does not extend out pottery with first electrode 3 Outside ceramic shell 6, so that the column of flame caused by Instantaneous detonation is ignited external mix gas, it is complete to reach ignition burning Effect can reduce the discharge of exhaust gas.

The second electrode 5 is symmetricly set on the both sides of first electrode 3, and the second electrode 5 of both sides mutually assists, can be true Validity and the reduction ignition power pole for protecting igniting are ineffective because of carbon deposit short circuit, and the quantity of second electrode 5 can increase in pairs, Quantity is more, and ignition effectiveness is better.

The spark gap that distance gradually increases is equipped between the first electrode 3 and second electrode 5, first electrode 3 is circle Cylindricality is ladder-like, and second electrode 5 is bullet, is equipped between the spark that distance gradually increases between first electrode 3 and second electrode 5 Gap point or first electrode 3 are prismatoid, and second electrode 5 is zigzag, realizes and is equipped between first electrode 3 and second electrode 5 The spark gap point that distance gradually increases.

Finally it should be noted that：Above-described each embodiment is merely to illustrate the technical solution of the utility model, rather than It is limited；Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art It should be understood that：It can still modify to the technical solution recorded in previous embodiment, or to which part or whole Technical characteristic carries out equivalent replacement；And these modifications or substitutions, it does not separate the essence of the corresponding technical solution the utility model The range of each embodiment technical solution.

Claims

1. a kind of burner igniting device, it is characterised in that：Including pole piece and the insulator being coated on outside pole piece, the pole piece One end is equipped with first electrode, and the outer sheath of the insulator is installed with outer housing, and the igniting side of the outer housing is equipped with and first Electrode forms the second electrode of spark gap, and the outside of the outer housing is equipped with dismountable ceramic shell.

2. burner igniting device according to claim 1, it is characterised in that：Between the ceramic shell and outer housing Connection type is screw thread screwing type.

3. burner igniting device according to claim 2, it is characterised in that：The outer surface of the outer housing is equipped with taper The tip of threaded body, the tapered thread body is located at first electrode.

4. burner igniting device according to claim 1, it is characterised in that：The ceramic shell is centered around second electrode Outside, the second electrode and first electrode do not extend out outside ceramic shell.

5. burner igniting device according to claim 1, it is characterised in that：The second electrode is symmetricly set on first The both sides of electrode.

6. burner igniting device according to claim 1, it is characterised in that：Between the first electrode and second electrode The spark gap gradually increased equipped with distance.