CN203911230U - Planetary jet type ignition rod - Google Patents

Abstract

The utility model provides a planetary jet type ignition rod which comprises an ignition end, an extension line and a connecting end. The ignition end comprises a casing, a center electrode which is arranged in the casing and is isolated from the casing, a first electrode which is arranged on the center electrode and extends towards the casing, a second electrode which is arranged on the casing, extends towards the first electrode, is corresponding to the first electrode, and is isolated from the first electrode, ignition points which are arranged on one side, which faces the second electrode, of the first electrode and one side, which faces the first electrode, of the second electrode. Sparks are formed on the ignition points when the first electrode and the second electrode are electrified. According to the planetary jet type ignition rod provided by the utility model, the first electrode is arranged on the center electrode; the second electrode is arranged on the casing; the ignition points are arranged at corresponding positions of the first electrode and the second electrode; the ignition efficiency of the planetary jet type ignition rod is improved; and when ignition is carried out, the utilization rate of combustion economic performance is high.

Description

Planet jetting type fire rod

Technical field

The utility model relates to a kind of ignition installation, particularly a kind of planet jetting type fire rod.

Background technology

In the past, widely used fire rod has following internal structure: wiring screw rod connect in pottery and with ceramic microcephaly's central electrode, at high temperature become an entirety with ceramic post sintering by inserts such as glass capsulation material and metals, itself just has certain resistive, and at high temperature also can keep such steady resistance characteristic.At such ceramic structure by being combined with specific external metallization shell, make the crimping mouth of metal wrap pottery by axial external pressure, and finally metal two ends are passed into high-tension electricity and make shell thin-walled portion heating and make its position that deformation occur by external pressure.Form certain gap at the outstanding position of central electrode and metal shell, light the fuel mixture body of periphery and blast when high-tension electricity makes gas therebetween that the final electric spark that produces of ionization occur by this gap.

Traditional fire rod ignition part position is in whole cylinder interior, and the ignition point of combustion gas is exactly often the gap forming.Because piston arrives in top dead centre process in cylinder interior, its inner mist forms high pressure and nonstatic state, it is full of in whole combustion chamber according to certain fluid motion track, therefore in the time lighting combustion gas, the time inner carrier that the grate firing phenomenon of burning needs from ignition point to piston ring often slides to acting link already from best blast pressure.This just means that it is mechanical energy that combustion gas does not make whole burning maximum conversion by blast completely at burning tail.Such sparking mode has also just caused the economic performance of burning not reach very high utilization, and has also lost a part of power performance simultaneously.

Therefore for the problems referred to above, be necessary to design a new fire rod and make up above-mentioned defect.

Utility model content

The utility model proposes a kind of planet jetting type fire rod, the economic performance that has solved burning while igniting in prior art does not reach very high utilization, and has lost the problem of a part of power performance simultaneously.

The technical solution of the utility model is achieved in that provides a kind of planet jetting type fire rod, comprises firing tip, extended line and link, and this firing tip comprises: shell; Central electrode, is arranged in shell and with shell interval and arranges; The first electrode, is arranged on central electrode, and extends towards shell; The second electrode, is arranged on shell, and towards first electrode extend, corresponding with the first electrode and and the first electrode between form gap; Ignition point, be arranged at the first electrode towards a side of the second electrode and the second electrode the side towards the first electrode, and be arranged at the ignition point on the first electrode and be arranged between the ignition point on the second electrode and form gap, and on ignition point, form electric spark in the time of the first electrode and the second electrifying electrodes.

Further, be provided with through hole on shell, through hole is corresponding with ignition point, so that flame ejection.

Further, through hole is obliquely installed with respect to the line between ignition point.

Further, the first electrode comprises multiple the first lug bosses, and the second electrode is provided with multiple the second lug bosses equally in the position of respective protrusions portion.

Further, the spacing between the first adjacent lug boss is identical.

Further, the spacing between the second adjacent lug boss is identical.

Further, the first electrode is arranged on the sidewall of central electrode away from one end of extended line.

Further, coordinating between central electrode and the first electrode is interference fit.

Further, coordinating between the second electrode and shell is matched in clearance.

Further, firing tip comprises the first electrode and second electrode of multiple mutual correspondences.

By the way, planet jetting type fire rod of the present utility model by the first electrode is set on central electrode, the second electrode is set on shell and the mode of ignition point is set at the correspondence position of the first electrode and the second electrode, make in the time using planet jetting type fire rod to light a fire efficiency more, the economic performance burning when igniting reaches very high utilization, and can not lose a part of power performance.

Brief description of the drawings

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the overall structure schematic diagram of the planet jetting type fire rod of the utility model one preferred embodiment;

Fig. 2 is the planet jetting type fire rod in Fig. 1 carries out cross section schematic cross-section along A-A ';

Fig. 3 is the planet jetting type fire rod in Fig. 1 carries out cross section schematic cross-section along B-B ';

Fig. 4 is the sectional view of the planet jetting type fire rod in the multiple embodiment of the utility model.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.

With reference to Fig. 1, Fig. 1 is the overall structure schematic diagram of the planet jetting type fire rod of the utility model one preferred embodiment.In the present embodiment, planet jetting type fire rod comprises firing tip 10, extended line 20 and link 30.

With reference to Fig. 2 and Fig. 3, Fig. 2 is the planet jetting type fire rod in Fig. 1 carries out cross section schematic cross-section along A-A '; Fig. 3 is the planet jetting type fire rod in Fig. 1 carries out cross section schematic cross-section along B-B '.Firing tip 10 comprises shell 11, central electrode 14, the first electrode 13, the second electrode 12 and ignition point 15.

Preferably, be provided with through hole (not shown) on shell 11, through hole is corresponding with ignition point 15, so that flame ejection.And through hole is obliquely installed with respect to the line between ignition point 15.In other words, through hole is in shell 11 setting that tilts, so that can form eddy current when combustion chamber inherent igniting in shell 11.Shell 11 is generally made up of metal, can also make the common formation of metal and pottery.

Central electrode 14 is arranged in shell 11, and arranges with shell 11 intervals.The first electrode 13 is arranged on central electrode 14, and extends towards shell 11.The second electrode 12 is arranged on shell 11, and extends towards the first electrode 13, corresponding with the first electrode 13 and and the first electrode 13 between form gap.

In the present embodiment, the first electrode 13 comprises four the first lug bosses (not indicating), and the second electrode 12 is provided with four the second lug bosses (not indicating) equally in the position of corresponding the first lug boss.Spacing between the first adjacent lug boss is identical, and the spacing between the second adjacent lug boss is identical.The first electrode 13 is arranged on the sidewall of central electrode 14 away from one end of extended line 20.Preferably, coordinating between central electrode 14 and the first electrode 13 is interference fit.Coordinating between the second electrode 12 and shell 11 is matched in clearance.

Ignition point 15 be arranged at the first electrode 13 towards a side of the second electrode 12 and the second electrode 12 side towards the first electrode 13, and be arranged at the ignition point 15 on the first electrode 13 and be arranged between the ignition point 15 on the second electrode 12 and form gap, and on ignition point 15, form electric spark in the time that the first electrode 13 and the second electrode 12 are switched on.Preferably, ignition point 15 is made up of the erosion-resisting precious metal material of high temperature resistance.Ignition point 15 can be fixed on the first electrode 13 and the second electrode 12 in the mode of welding.

Or in other embodiments, firing tip 10 comprises the first electrode 13 and second electrode 12 of multiple mutual correspondences.

Certainly, the lug boss of the first electrode 13 and the second electrode 12 or quantity are not restricted to four, can arrange according to specific needs individual arbitrarily.Referring to Fig. 4, Fig. 4 is the sectional view of the planet jetting type fire rod in the multiple embodiment of the utility model.As can be seen here, the first electrode 13 in the utility model and the second electrode 12 can arbitrarily be arranged in pairs or groups.

By the way, planet jetting type fire rod of the present utility model by the first electrode is set on central electrode, the second electrode is set on shell and the mode of ignition point is set at the correspondence position of the first electrode and the second electrode, make in the time using planet jetting type fire rod to light a fire efficiency more, shorten burning time, improve fuel economy, and make to light a fire the economic performance of time burning to reach very high utilization, and can not lose a part of power performance, can also reduce discharge.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.

Claims (10)

1. a planet jetting type fire rod, comprises firing tip, extended line and link, it is characterized in that, described firing tip comprises:

Shell;

Central electrode, is arranged in described shell and with described shell interval and arranges;

The first electrode, is arranged on described central electrode, and extends towards described shell;

The second electrode, is arranged on described shell, and towards described first electrode extend, corresponding with described the first electrode and and described the first electrode between form gap;

Ignition point, be arranged at described the first electrode towards a side of described the second electrode and described the second electrode the side towards described the first electrode, and be arranged at the described ignition point on described the first electrode and be arranged between the described ignition point on described the second electrode and form gap, and on described ignition point, form electric spark in the time of described the first electrode and described the second electrifying electrodes.

2. planet jetting type fire rod as claimed in claim 1, is characterized in that, on described shell, be provided with through hole, described through hole is corresponding with described ignition point, so that flame ejection.

3. planet jetting type fire rod as claimed in claim 2, is characterized in that, described through hole is obliquely installed with respect to the line between described ignition point.

4. planet jetting type fire rod as claimed in claim 1, is characterized in that, described the first electrode comprises multiple the first lug bosses, and described the second electrode is provided with multiple the second lug bosses equally in the position of the described lug boss of correspondence.

5. planet jetting type fire rod as claimed in claim 4, is characterized in that, the spacing between adjacent described the first lug boss is identical.

6. planet jetting type fire rod as claimed in claim 5, is characterized in that, the spacing between adjacent described the second lug boss is identical.

7. planet jetting type fire rod as claimed in claim 1, is characterized in that, described the first electrode is arranged on the sidewall of described central electrode away from one end of described extended line.

8. planet jetting type fire rod as claimed in claim 1, is characterized in that, coordinating between described central electrode and described the first electrode is interference fit.

9. planet jetting type fire rod as claimed in claim 1, is characterized in that, coordinating between described the second electrode and described shell is matched in clearance.

10. planet jetting type fire rod as claimed in claim 1, is characterized in that, described firing tip comprises described the first electrode and described second electrode of multiple mutual correspondences.