CN1858495A - Gas lighter - Google Patents

Gas lighter Download PDF

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Publication number
CN1858495A
CN1858495A CNA2006100826248A CN200610082624A CN1858495A CN 1858495 A CN1858495 A CN 1858495A CN A2006100826248 A CNA2006100826248 A CN A2006100826248A CN 200610082624 A CN200610082624 A CN 200610082624A CN 1858495 A CN1858495 A CN 1858495A
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CN
China
Prior art keywords
gas
nozzle
nozzle bottom
lighter
air
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CNA2006100826248A
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Chinese (zh)
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CN100462629C (en
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李起哲
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Individual
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Individual
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23QIGNITION; EXTINGUISHING-DEVICES
    • F23Q2/00Lighters containing fuel, e.g. for cigarettes
    • F23Q2/16Lighters with gaseous fuel, e.g. the gas being stored in liquid phase
    • F23Q2/167Lighters with gaseous fuel, e.g. the gas being stored in liquid phase with adjustable flame
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23QIGNITION; EXTINGUISHING-DEVICES
    • F23Q2/00Lighters containing fuel, e.g. for cigarettes
    • F23Q2/34Component parts or accessories
    • F23Q2/42Fuel containers; Closures for fuel containers

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lighters Containing Fuel (AREA)

Abstract

This invention promulgates a kind of gas lighter which includes main gas box, gas control unit and igniting unit. The main gas box is occluded by copping, in order to limit the air-cell and storage the gas. The gas control unit is placed in the copping, applied to control gas quantity of passing muzzle to the air. The igniting unit is applied to bring electric spark in order to ignite the gas of passing the muzzle to the air and accordingly formed blaze. The gas control unit includes an aided gas box of confirming the air capability in advance, which is placed in the bottom of the muzzle in the air line from main gas box to the muzzle, accordingly it can storage temporarily the confirmed gas discharged from the main gas box ahead of supplying the muzzle. The gas control unit also includes air filter with the micro hole. This filter is placed in the basis of the muzzle, so it is disposed between the muzzle and the aided gas box. In that case the gas lighter has a simple structure and can let confirmed gas quantity to the air as a constant velocity.

Description

Gas lighter
The application be that October 14, application number in 2004 are 200410083738.5 the applying date, denomination of invention divides an application for the application for a patent for invention of " gas lighter ".
Technical field
The present invention relates generally to gas lighter, especially relate to a kind of simple in structure, gas lighter of being arranged to discharge to atmosphere scheduled volume gas with constant flow rate.
Background technology
Generally, the gas of gas lighter is stored in the gas tank, and moves with user's operation, when forming flame with spark ignition gas gas is discharged in the atmosphere.
Fig. 1 is the profile perspective of a conventional lighter.Fig. 2 is the exploded perspective illustration of gas lighter shown in Figure 1.As shown in the figure, conventional lighter is made of the top cover 200 of gas tank 100 and 100 upper sheds of sealing gas tank, is provided with a gas control module in the top cover 200, thereby is used for controlling the size that the gas purging amount is adjusted flame.Also be provided with an igniting unit in the top cover, produce flame through the gas that nozzle gives off from gas tank 100 thereby this element can produce spark ignition.
The gas control module is made up of two parts, and the one, the cylindrical nozzle top 310, one of hollow, the cylindrical nozzle bottom 320 of hollow.The upper end of nozzle bottom 320 is connected to the lower end at nozzle top 310, thereby is configured to a nozzle unit.The nozzle body assembly is made of nozzle top 310 and nozzle bottom 320, is arranged on hermetically in the through hole 210, and this through hole passes top cover 200 and vertically forms in a precalculated position.The one O shape circle 321 is put between the inner surface of the outer surface of nozzle body assembly and through hole 210.
Gas nozzle 330 with gas passage places the nozzle body assembly, and this assembly is made up of nozzle top 310 and nozzle bottom 320, and 332 on auxiliary O shape circle is placed between the inner surface of the outer surface of nozzle 330 and nozzle body assembly.Nozzle 330 places the nozzle body assembly, makes the upper end of nozzle 330 protrude upward from the upper end at nozzle top 310.In the nozzle body assembly, nozzle 330 makes it fexible bias pressure by a nozzle springs 331, and the lower end of nozzle 330 is provided with a T shape pad 340 to open or close the lower end of nozzle bottom 320.
The gas control module also comprises a pneumatic filter 350, T shape dish 360, one hose clamp 370 and a soft air-guide pipe 380.Pneumatic filter 350 is made by having elastomeric sponge, and it is placed under the nozzle bottom 320, passes through pneumatic filter when making gas be discharged into atmosphere.T shape dish 360 is positioned at the below of nozzle bottom 320 with supporting pneumatic filter 350, is provided with a supporting protuberance at T shape dish upper surface center.Hose clamp 370 is positioned at pneumatic filter 350 belows, and has one and run through the pores that hose clamp 370 vertically forms.Soft air-guide pipe 380 is connected to the lower end of hose clamp 370 in the top hermetically.And, formed a back-up ring in the lower end of the through hole 210 of top cover 200, like this, back-up ring 220 is supporting hose clamp 370, in case hose clamp 370 is undesirably moved down by through hole 210.
Igniting unit is made up of a flint frame 410, a flint 420, a file wheel 440 and one lever 450.Flint frame 410 places top cover 200 securely, and meanwhile flint 420 is installed in the flint frame 410.Flint spring 430 is installed in the flint frame 410 so that flint 420 elasticity updips.File wheel 440 can be rotated to support on the flint frame 410, meanwhile with the last end in contact of flint 420.First end of lever 450 has the plate of an available thumb manipulation, thereby lever is moved up and down by flint frame 410 supportings that will move up and down in the middle part, meanwhile the auxiliary end of lever 450 is connected to the upper end of nozzle 330, so as with the operation of lever 450 moving nozzle 330 vertically.
Gas lighter also comprises a protective cover 500.This cover is connected on the top cover 200, and the flame that protection nozzle 330 upper ends form is not by wind.External screw thread is arranged at nozzle top 310, and the through hole 210 of top cover 200 has internal thread, and the nozzle top 310 of nozzle body assembly just is screwed in the through hole 210 like this.Therefore, when revolved in through hole 210 at nozzle top 310, nozzle top 310 just moved up and down with respect to top cover 200.Flame adjusting ring 390 is assemblied on the upper end at nozzle top 310, so that obtain rotating with nozzle 310, the user can rotate to required angle to nozzle top 310 by swirl flame adjusting ring 390 like this, thereby regulates the size of flame.
When use has the gas lighter of said structure, the user makes file wheel 440 rotate with the thumb manipulation plate of thumb depress lever 450 simultaneously, make file wheel 440 scratching flints 420 generate spark, spark flies to from the gas of nozzle 330 dischargings, forms flame in nozzle 330 upper ends thereby light gas.
Yet above-mentioned conventional gas lighter exists following problems.That is, when the gas flow of nozzle 330 discharging was regulated flame size, the user must come swivel nozzle top 310 by operation flame adjusting ring 390 by control.But operation flame adjustment circle 390 is inconvenient for the user, and the user may not forward flame adjustment circle 390 to an accurate angle.At this moment, may from nozzle, give off excess air rapidly, produce excessive flame, thus the user's that burns hand and/or face.Excessive emissions gas has also increased the loss of gas.
And conventional gas lighter must have the structure of a complexity that the gas control module is set, and the gas flow of this element control discharging is to adjust flame size, and the process of process gas lighter is just very complicated like this, and production cost is also very high.
It is more desirable that nozzle bottom 320 usefulness generally provide the die casting of high accuracy product to produce.As shown in Figure 3, nozzle bottom 320 has an O shape ring support groove 322 around the outer surface of its underpart, and O shape is enclosed 321 and just is placed in the O shape ring support groove 322 like this.Yet, when the compression mod that has nozzle bottom 320 usefulness of O shape ring support groove 322 to be made up of two moulds (each mould all has half lobe so that form O shape ring support groove 322 on nozzle bottom 320) is produced by die casting, will on surface, form burr corresponding to the present groove 322 in position of the joint of two moulds.Burr on the O shape ring support groove 322 have hindered O shape circle 321 and have contacted with the sealing on the surface of seat groove 322, will form the gap between O shape circle 321 and seat groove 322 surfaces.Therefore, the gas in the gas tank 100 may be revealed away from the gap between O shape circle 321 and seat groove 322 surfaces.And when carrying out subsequent treatment unhairing limit so that critically repairing O shape ring support groove 322 surperficial, the metal particle that subsequent processes produces may be stayed the surface of a groove 322, contacts with groove 322 face seal thereby hinder O shape circle 321.Subsequent processes can further increase production cost, reduces the productivity ratio of gas lighter.
Summary of the invention
Therefore, the present invention is that the problems referred to above that occur in considering relevant technologies are made, an order of the present invention provides a kind of gas lighter simple in structure, this lighter is configured to be able to the gas that constant flow rate is discharged scheduled volume, and the user just needn't manually control the size of capacity or adjusting flame like this.
Another object of the present invention provides a kind of gas lighter.Wherein the structure that is used for supporting nozzle bottom O shape circle has been done change, the subsequent processes that need not be used for repairing O shape circle supporting structure so that permission is produced with high-precision casting die, so just prevent gas leakage, reduced production cost, improved the productivity ratio of gas lighter.
To achieve these goals, provide a kind of gas lighter according to one aspect of the invention, this gas lighter comprises: main gas tank, gas control module and igniting unit, and described main gas tank is sealed by a top cover, to limit an air chamber with gas storage therein; Described gas control module is arranged in the top cover, is used for controlling the tolerance that is discharged to atmosphere by nozzle, and this nozzle is installed in the nozzle bottom that places top cover; Described igniting unit then is used for producing spark, thereby forms flame so that light the gas that is discharged to atmosphere by nozzle.The gas control module comprises an auxiliary gas tank, it has a predetermined air storage capacity, and being arranged on the lower end that the gas circuit that extends to nozzle from main gas tank is positioned at nozzle bottom, the gas of the predetermined tolerance of coming before with the gas supply nozzle, from main gas tank stream can be kept in therein.The gas control module also comprises a pneumatic filter, and filter has the micropore that gas can pass through, and filter is contained in the nozzle bottom that will place between nozzle and the auxiliary gas tank.
In gas lighter, pneumatic filter can be made up of a plurality of pneumatic filters, and these pneumatic filter orders are between nozzle and auxiliary gas tank.
Gas lighter may comprise a plurality of filter support that place between the pneumatic filter in addition, and in order to support pneumatic filter thereon, each filter support all has an air flue, and gas can be supported by filter.
Lighter also can comprise a gas tank connector, a gas storage space and an air guide channel.The gas tank connector is connected to the lower end of nozzle bottom, so that will assist gas tank to be connected to the lower end of nozzle bottom, wherein forms an air flue so that with gas supply gas filter; Gas storage space is limited between auxiliary gas tank and the gas tank connector, is used for storing therein the gas of the scheduled volume that flows out from main gas tank; Air guide channel is limited between auxiliary gas tank and the gas tank connector, in order to guide gas into air flue from gas storage space.
In gas lighter, nozzle bottom can place one to run through top cover formation so that the inner through hole that is connected with ambient atmosphere of main gas tank with being sealed.
Press another aspect of the present invention, a kind of gas lighter is provided, it comprises: gas tank, gas control module and igniting unit.Gas tank by top cover sealing to limit the air chamber of stored-gas therein; The control of the gas control module that is provided with in the top cover is by the gas flow of nozzle discharge in the atmosphere, and nozzle is installed in the nozzle bottom that places top cover; Igniting unit is used for producing spark to light by the gas of nozzle discharge in the atmosphere, thereby generation flame, wherein nozzle bottom comprises an O shape ring support groove, this groove is in a zone of one end from a precalculated position to nozzle bottom, form continuously round the outer surface of nozzle bottom, thereby make O shape ring support groove that the one constant external diameter less than other positions of nozzle bottom be arranged, thus, have one and placed a through hole hermetically with O shape circle around O shape ring support groove assembling, this through hole passes top cover and forms, and gas tank inside can be communicated with atmosphere.
In gas lighter, O shape ring support groove can form in the precalculated position from the upper end of nozzle bottom to nozzle bottom continuously, and this precalculated position and described upper end are spaced a predetermined distance from downwards.Perhaps, O shape ring support groove can form in the precalculated position from the lower end of nozzle bottom to nozzle bottom continuously, and this precalculated position and described lower end are upwards spaced a predetermined distance from.
Description of drawings
Also by following detailed description, people can have clearer understanding to above-mentioned purpose of the present invention and other purpose, feature and other advantage in conjunction with the accompanying drawings, wherein:
Fig. 1 is the profile perspective of explanation one conventional lighter;
Fig. 2 is the exploded perspective illustration of conventional gas lighter shown in Figure 1;
Fig. 3 is the figure of the specific part of explanation conventional gas lighter shown in Figure 1;
Fig. 4 is the cutaway view of explanation first embodiment of the invention gas lighter;
Fig. 5 is the figure of the specific part of explanation gas lighter shown in Figure 4;
Fig. 6 a and 6b are the figure that the auxiliary gas tank that is provided with in the gas lighter shown in Figure 4 is described;
Fig. 7 a and 7b are that being used for of being provided with in the gas lighter shown in Figure 4 will assist gas tank to be connected to the figure of the gas tank connector of nozzle bottom;
Fig. 8 is the figure of the specific part of explanation second embodiment of the invention lighter;
Fig. 9 is the figure of explanation by the specific part of the gas lighter of a kind of variation of second embodiment of the invention.
The specific embodiment
Below in detail most preferred embodiment of the present invention will be described in detail, examples more shown in the drawings.
Fig. 4 is the cutaway view of explanation first embodiment of the invention gas lighter.Fig. 5 is the figure of the specific part of explanation gas lighter shown in Figure 4.Some parts of first embodiment of the invention gas lighter are identical with the conventional gas lighter, for the gas lighter of first embodiment those parts identical with the conventional gas lighter, its reference number is identical with those labels shown in Fig. 1-3, therefore need not add explanation in addition.
The gas lighter of first embodiment comprises a main gas tank, and this main gas tank is sealed by a top cover at top that it opens wide, and is used for limiting one and is used for the air chamber of inventory of gas therein.Be provided with a gas control module in the top cover, be used for controlling via the gas flow of nozzle discharge to atmosphere, this nozzle is installed in the nozzle bottom that places top cover.Gas lighter also is provided with an igniting unit, is used for producing spark ignition through the gas of nozzle discharge in the atmosphere, thereby forms flame.The said structure of gas lighter of the present invention is identical with the described conventional gas lighter of Fig. 1-3.
Through hole 12 penetrates top cover 10 and vertically forms in a precalculated position, main gas tank 100 inside are communicated with atmosphere.The cylindrical nozzle bottom 20 of hollow is arranged in the through hole 12 hermetically.
Nozzle top 30 is connected to the upper end of nozzle bottom 20 in its lower end, thereby a nozzle body assembly is provided.One gas nozzle 330 places the nozzle body assembly, and this nozzle is made up of nozzle top 30 and nozzle bottom 20.In the case, spring 331, O shape circle 332 and T shape pad 340 all are placed between nozzle 330 and the nozzle body assembly.Therefore, move in response to the vertical of nozzle 330, gas controllably is discharged to the atmosphere via nozzle 330 from main gas tank 100, and it then is that reciprocating action by lever 450 realizes that its mode is identical with the conventional gas lighter that nozzle 330 vertical moves.
The inside of nozzle bottom 20 part therebetween is provided with a next door 22, and the inside of nozzle bottom 20 just is divided into upper and lower two parts like this.Air flue 22a vertically runs through and is formed centrally in the next door and opens or close with T shape pad.
In nozzle bottom 20, have the porous air filter 40 that micropore can allow gas pass through and be installed on 22 belows, next door.The one auxiliary gas tank 70 with predetermined air storage capacity is set at the lower end of nozzle bottom, in order to temporarily to store the gas of the scheduled volume of main gas tank 100 outflows therein before gas being provided for nozzle 30 through pneumatic filter 40.
Encyclopaedize, the rounded filter chamber 24 of section forms nozzle bottom 20 in a zone of 20 the lower end from next door 22 to nozzle bottom, and filter 40 just is installed in the filter chamber 24 like this.Auxiliary gas tank 70 is connected to the lower end of nozzle bottom 20 by gas tank connector 60.
Gas tank connector 60 is made up of connector part 61 and extension 62.Connector part 61 is central portions, so that be assembled to filter chamber 24 lower ends hermetically, air flue 61a then vertically runs through the center of connector part 61 and forms.Extension 62 is hollow cylindricals, it integrally, extend predetermined length downwards from connector part 61 coaxially, just 62 inside obtains qualification to such drum-shaped chamber that is communicated with air flue 61a in the extension.The auxiliary gas tank 70 that is connected to the gas tank connector is made up of department of assembly, center 72 and shell portion 71.Department of assembly, center 72 is solid cylinders, and it extends upward a predetermined height from the center of first gas tank 70, so that department of assembly, center 72 is fitted into the extension 62 of gas tank connector 60.Shell portion 71 is combined as a whole in its lower end and department of assembly, center 72, simultaneously coaxially around department of assembly, center 72, and limits an annular space between shell portion 71 and department of assembly, center 72.In the time of will assisting gas tank 70 to be coupled to gas tank connector 60, shell portion 71 has just covered extension 62.
In the first embodiment of the present invention, the internal diameter of the external diameter of the extension 62 of gas tank connector 60 and the shell portion 71 of auxiliary gas tank 70 is so suitably determined, promptly, gas storage space with predetermined gas storage capacity just forms between the inner surface of the outer surface of extension 62 and shell portion 71, so that store the gas of scheduled volume therein.In that case, shell portion 71 just has a predetermined height, make will assist gas tank 70 to be coupled on the nozzle bottom 20 by gas tank connector 60 time, the upper end of shell portion 71 just with the following end in contact of nozzle bottom 20.A plurality of gas accesses groove 73 forms in the upper end of housing 71, makes gas flow into shell portion 71 gas inside storage areas from main gas tank 100.And, allow gas just to be limited between the outer surface of assembled portion 72 of the inner surface of extension 62 of gas tank connector 60 and auxiliary gas tank 70 from flow to pneumatic filter 40, the first air guide channels at the air flue 61a of the gas storage space that forms between the shell portion 71 of the extension 62 of connector 60 and auxiliary gas tank 70 by connector body 61.And auxiliary air guide channel is limited between the bottom surface of shell portion 71 of the lower end of extension 62 of gas tank connector 60 and auxiliary gas tank 70.In first embodiment of the invention, first air guide channel is made up of a plurality of first air slots 81, and this groove axially forms at the outer surface of department of assembly, center 72, and arranges with predetermined spacing around the circumference of department of assembly, center 72.Second air guide channel is made up of a plurality of second air slots 82, and these air slots are 81 corresponding with first air slot, the lower end edge in the extension 62 of gas tank connector 60 radially forms.But, should understand, first air slot 81 can form on the inner surface of the extension 62 of assisting gas tank 60, and second air slot 82 can form on the bottom surface of the shell portion 71 of assisting gas tank 70.
Pneumatic filter 40 can be made up of a plurality of filters 41,42 and 43 that are set in sequence between nozzle 330 and the auxiliary gas tank 70.Specifically, filter 41,42 and 43 is set in sequence in the filter chamber 24, this filter chamber 24 is below the next door 22 of nozzle bottom 20 and between above the body 61 of gas tank connector 60.
In addition, pneumatic filter 40 preferably supports with filter support 50.Filter support 50 is the disc-shaped components with predetermined thickness, and the center of running through filter support 50 vertically forms an air flue.Certainly, when pneumatic filter 40 was made up of a plurality of filters 41,42,43, filter support 50 must be made up of two filter support 51,52 between filter 41,42 and 43.In that event, air flue 51a, 52a are formed centrally with regard to vertically running through in the filter support 51,52.
When the lighter of the first embodiment of the invention with said structure did not use, when promptly not having external force to act on lever 450, nozzle 330 maintained minimum state by nozzle springs 331.In that event, the air flue 22a that in the next door 22 of T shape pad 340 that nozzle 330 lower ends are provided with, forms with regard to shut-off nozzle bottom 20.Like this, just there is not gas to be discharged in the atmosphere by the nozzle 330 of gas lighter.
Under above-mentioned state, the gas of scheduled volume is in the gas storage space that is stored in the auxiliary gas tank 70.Promptly, when the user painstakingly rocks gas lighter or the gas lighter that is placed in user's pocket is vibrated, gas just enters the gas storage space from main gas tank 100 through gas feed groove 73, and this gas storage space is to limit between the outer surface of the extending part 62 of the inner surface of the shell portion 71 of auxiliary gas tank 70 and gas tank connector 60.
When using this gas lighter, the user takes turns the plate of depressing the available thumb manipulation of lever 450 in 440 with thumb at rotary file, and nozzle 330 just rises emission gases in atmosphere like this.In that event, file wheel 440 flint 420 of just swiping produces sparks, forms flame thereby spark flies to the gas that gives off at the upper extreme point combustion gas body of nozzle 330.
In the process that nozzle 330 moves up, be stored in the gas flow nozzle 330 in the gas storage space in the auxiliary gas tank 70, the air flue 61a in gas tank connector 60, filter 41,42,43 and filter support 51,52.So, the gas storage space of auxiliary gas tank 70 just has a predetermined air storage capacity, and the tolerance that flows to nozzle 330 like this in the sparking operation just is restricted.Thereby in the sparking operating process, gas lighter passes through the gases of 330 dischargings of nozzle scheduled volume in atmosphere.
Thereby having solved conventional gas lighter excess air like this, the gas lighter of first embodiment of the invention can be discharged into the problem that increases air-loss in the atmosphere rapidly through nozzle.
In addition, in the lighter of the first embodiment of the present invention, the air velocity of time per unit process nozzle 330 is by the pore size decision of pneumatic filter 40.Therefore, by suitably designing the pore size of filter 40, gas lighter just can be with constant air velocity by nozzle 330 to airborne release gas, and do not comprised the negative influence of arbitrary variation in the external environment of variations in temperature.Words in that event, the gas flame of nozzle 330 just keeps constant size, thereby can solve the following problems of conventional gas lighter, promptly in this lighter, the nozzle place may produce big flame suddenly and burn user's hand and/or face in a sparking operating process.
In the lighter of first embodiment of the invention, the size of the gas flame that will produce in upper end of nozzle is considerably to be determined by the size of the micropore of pneumatic filter, and, in a sparking operating process, be considerably to determine to the tolerance in the atmosphere through nozzle discharge by the air storage capacity of auxiliary gas tank.Therefore, different with the user of conventional gas lighter, the gas lighter user of first embodiment of the invention does not need manually to control gas emissions or regulates flame size, does not need when changing even external environment comprises atmospheric temperature yet.
Especially, the gas lighter of first embodiment of the invention is simple in structure, and wherein nozzle bottom 20 places in the top cover 200 securely.Therefore, different with baroque conventional gas lighter (in the conventional lighter, nozzle top 310 is to place top cover 200 rotationally, and flame adjusting ring 390 is to be coupled on the nozzle top 310 so that swivel nozzle top 310), the gas lighter of first embodiment of the invention has been simplified production process, has reduced production cost.
Fig. 8 is the figure of specific part of the gas lighter of explanation second embodiment of the invention.Some members of the gas lighter of second embodiment of the invention are identical with conventional lighter.Therefore, the gas lighter of second embodiment of the invention is identical with conventional lighter.Therefore, for the gas lighter of second embodiment of the invention those members identical with the conventional gas lighter, its reference number is identical with label shown in Fig. 1-3, and there is no need to add in addition explanation.
But, should be noted that T shape dish according to the present invention comprises groove 360a and 360b, their feasible gas from soft air-guide pipe 380 can pass through.Shown in Fig. 8 and 9, groove 360a and 360b radially are formed on the surface of the upside of T shape dish 360 and downside.In the invention of routine, gas from soft air-guide pipe is generally controlled by the gap between T shape dish and the hose clamp upside, but, according to the present invention, by the width and the degree of depth of suitably controlling groove 360a and 360b, can be more accurately and easily control from soft air-guide pipe 380 to pneumatic filter 350 airflow rate.
Second embodiment provides a kind of confession that the improvement structure that nozzle bottom 320A uses is installed in gas lighter top cover 200.In a second embodiment, nozzle bottom 320A and nozzle top 310 are placed in the through hole 210 together, and this through hole penetrates enclosing cover 200 at preposition and vertically forms.
One O shape circle 321 is assembled on the outer surface of nozzle bottom 320A, and O shape circle 321 just is placed between the inner surface of the outer surface of nozzle bottom 320A and through hole 210 like this, passes through the joint portion leakage of 210 of nozzle bottom 320A and through holes so that prevent gas.
Specifically, O shape ring support groove 322A is round the outer surface of the lower end of nozzle bottom 320A, and continuously formation in the zone of the position spaced apart that makes progress from the lower end to the lower end, the external diameter of O shape ring support groove 322A is just less than other parts of nozzle bottom 320A like this.O shape ring 321 places on the O shape ring support groove 322A by upwards assemble O shape circle 321 from nozzle bottom 320A lower end.
Nozzle bottom 320A with O shape ring support groove 322A preferably uses zinc (Zn) alloy to produce by die casting, because the kirsite cheapness but has low melting point and high-precision product can be provided, thereby more preferentially is used to die casting.
Under the sort of situation, O shape ring support groove 322A has constant external diameter by predetermined lower position in the zone of the lower end of nozzle bottom 320A.And, the O shape ring support groove 322A of nozzle bottom 320A can be formed by the annular protuberance (not shown) of compression mod (not shown), O shape ring support groove 322A just has a high-precision intact annular like this, be different from the O shape ring support groove 322 on the conventional cigarette lighter nozzle bottom 320 that produces by die casting by the die casting of two moulds (each mould all has a semicircle ledge, so that forming O shape ring support groove 322 on the nozzle bottom 320) composition.Thus, the gas lighter of second embodiment of the invention just needn't carry out subsequent treatment for the O shape ring support groove 322A of finishing nozzle bottom 320A.
Fig. 9 is that the gas lighter one that the variation of second embodiment that presses Fig. 8 is described is given the view of certain portions.In this changes, one O shape ring support groove 322B one from upper end to from the upper end under in the zone of the position of a preset distance, and form continuously round the outer surface of nozzle bottom 320B upper end, O shape ring support groove 322B just has an external diameter less than other parts of nozzle bottom 320B like this.One O shape circle 321 is arranged on the O shape ring support groove 322B by assemble O shape circle downwards from the upper end of nozzle bottom 320B.
Certainly, the nozzle bottom 320B that has an O shape ring support groove 322B by this variation preferably produces by die casting.With with Fig. 8 in the identical mode of mode described of second embodiment, the O shape seat groove 322B of nozzle bottom 320B can be formed by the annular protuberance (not shown) of a compression mod (not shown), groove 322B just has the intact annular of a high-seal like this.Thus, just needn't carry out subsequent treatment for the O shape ring support groove 322B of finishing nozzle bottom 320B.
As mentioned above, by second embodiment of the invention, the O shape ring support groove 322A of nozzle bottom 320A and 320B and each among the 322B all form high-precision intact annular by die casting.Like this, the O shape circle 321 that assembles on O shape ring support groove 322A, 322B is fully to have sealed the through hole 210 of loam cake 200 and the gap between nozzle bottom 320A, 320B almost just, thereby has prevented the gas leakage by the gap.
In addition, the O shape ring support groove 320A of nozzle bottom 320A and 320B and 322B form by high accuracy die casting, so just needn't carry out subsequent treatment with 322B for finishing O shape ring support groove 322A.Thus, the present invention improves production cost and makes the problem of the conventional gas lighter of production process complexity with regard to having overcome because of subsequent treatment.
From the above clearly, always discharge the gas of a scheduled volume by gas lighter of the present invention in the operating process a sparking, gas lighter has just prevented from poorly to consume excess air like this.
In addition, gas lighter of the present invention is discharged to gas in the atmosphere by a nozzle with a constant flow rate because of the preliminary dimension of pneumatic filter micropore.Thus, the bluster of producing in upper end of nozzle always keeps constant dimension, so just might solve hand and/or facial problem that the conventional gas lighter may produce excessive flame calcination user suddenly.
As mentioned above, the size of the approximate micropore by pneumatic filter of the size of the bluster that will produce in upper end of nozzle by the present invention is determined, in addition, in a sparking operating process, to determine by then approximate air storage capacity by the amount that nozzle is discharged to the gas in the atmosphere by auxiliary gas tank.Therefore, the user of gas lighter needn't manual capacity or is regulated the size of bluster.Like this, this gas lighter just makes the user use it easily, does not need a conventional labyrinth that makes the user expert control capacity and adjustment flame size.Therefore, this gas lighter has just been simplified production process, has reduced production cost.
Therefore, once 0 shape ring support groove of intact annular one in the zone of upper end or lower end to one and upper end or lower end position spaced apart by a predetermined distance, on nozzle bottom or the outer surface of lower end form continuously, O shape ring support groove just has a constant outer diameter less than other parts of nozzle bottom like this.Therefore, place the O shape circle on the O shape ring support groove just almost completely to avoid the leakage of gas.
In addition, this O shape ring support groove can be by the shaping of die casting high accuracy thereby just needn't be carried out subsequent treatment for finishing O shape ring support groove.Therefore, the present invention has overcome the conventional gas lighter because such subsequent processes causes production cost increase, production process complicated problems.
Use for explanation optimization embodiment of the present invention is illustrated, however, those skilled in the art can understand, does not break away from scope of disclosure and basic principle in the invention claims, and various changes, to replenish and substitute all be possible.

Claims (4)

1. gas lighter comprises: main gas tank, gas control module and igniting unit, and described main gas tank is sealed by top cover, to limit an air chamber with gas storage therein; Described gas control module is arranged in the top cover, is used for controlling the tolerance that is discharged to atmosphere by nozzle, and this nozzle is installed in the nozzle bottom that places top cover; Described igniting unit is used for producing spark, thereby so that light the gas formation flame that is discharged to atmosphere by nozzle, wherein said nozzle bottom comprises:
O shape ring support groove, this groove in the zone of one end from a precalculated position to nozzle bottom, the outer surface that centers on nozzle bottom forms continuously, O shape ring support groove just has the constant external diameter less than other parts of nozzle bottom like this,
Have a nozzle bottom that encloses around the O shape of O shape ring support groove configuration thus and place a through hole, this through hole to pass top cover formation with sealing, this can be communicated with gas tank inside with atmosphere.
2. gas lighter as claimed in claim 1 is characterized in that, the precalculated position of described O shape ring support groove from the upper end of nozzle bottom to nozzle bottom forms continuously, and this precalculated position and described upper end are spaced a predetermined distance from downwards.
3. gas lighter as claimed in claim 1 is characterized in that, the precalculated position of described O shape ring support groove from the lower end of nozzle bottom to nozzle bottom forms continuously, and this precalculated position and described lower end are upwards spaced a predetermined distance from.
4. gas lighter as claimed in claim 1 is characterized in that, this gas control module comprises:
Pneumatic filter, this pneumatic filter are arranged under the described nozzle bottom;
T shape dish, this T shape dish is arranged under the described pneumatic filter, so that supporting pneumatic filter, be provided with a supporting protuberance at the upper surface center of this T shape dish, wherein radially be formed with groove at the upside of T shape dish and the surperficial upper edge of downside, thus allow from the gas of gas tank by and flow to pneumatic filter;
Hose clamp, this hose clamp are arranged pneumatic filter below, and have one and run through hose clamp vertically and the pore that forms;
Soft air-guide pipe, this soft air-guide pipe are connected hermetically with the lower end of hose clamp in the top.
CNB2006100826248A 2003-10-15 2004-10-14 Gas lighter Expired - Fee Related CN100462629C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020030071756 2003-10-15
KR1020030071756 2003-10-15

Related Parent Applications (1)

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CNB2004100837385A Division CN1296656C (en) 2003-10-15 2004-10-14 Gas lighter

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CN1858495A true CN1858495A (en) 2006-11-08
CN100462629C CN100462629C (en) 2009-02-18

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CNB2006100826248A Expired - Fee Related CN100462629C (en) 2003-10-15 2004-10-14 Gas lighter
CNB2004100837385A Expired - Fee Related CN1296656C (en) 2003-10-15 2004-10-14 Gas lighter

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CNB2004100837385A Expired - Fee Related CN1296656C (en) 2003-10-15 2004-10-14 Gas lighter

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KR (2) KR20050036710A (en)
CN (2) CN100462629C (en)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN109702284A (en) * 2017-10-25 2019-05-03 惠州市沃特科尔电器有限公司 Water purifier scolding tin ignition system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200463025Y1 (en) 2011-04-13 2012-10-12 국중빈 Ignition device of gas lighter

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109702284A (en) * 2017-10-25 2019-05-03 惠州市沃特科尔电器有限公司 Water purifier scolding tin ignition system

Also Published As

Publication number Publication date
KR20060058062A (en) 2006-05-29
KR100613219B1 (en) 2006-08-22
CN100462629C (en) 2009-02-18
KR20050036710A (en) 2005-04-20
CN1607357A (en) 2005-04-20
CN1296656C (en) 2007-01-24

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