CN201159474Y

CN201159474Y - Ignition device of lighter

Info

Publication number: CN201159474Y
Application number: CNU2007201927405U
Authority: CN
Inventors: 裘尧庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-11-30
Filing date: 2007-11-30
Publication date: 2008-12-03
Anticipated expiration: 2017-11-30

Abstract

The utility model discloses a lighter ignition device, comprising a copper anvil (5), a piezoelectric body (6) and a piezoelectric cap (7), wherein, the copper anvil (5) serves as one electrode of the ignition device; an outer convex part (62) is arranged on the side wall of the piezoelectric body (6); an exposed conductive column (63) is arranged inside the outer convex part (62) and serves as the other electrode of the ignition device. Compared with the prior art, the ignition device of the utility model arranges the conductive column inside the outer convex part, so that one electrode outputted from one end of a piezoelectric ceramics inside the ignition device can be conducted to the mouth part of a vent pin through the conductive column and a metal seesaw, and one pole of the copper anvil inside the ignition device can be conducted in the vicinity of the mouth part of the vent pin directly through a conductive slice; therefore, the ignition device does not need to educe the lead wire from the side wall of the piezoelectric body and is easy in processing and assembly; meanwhile, the distance between the two electrodes which produce electric sparks, namely, from the mouth part of the vent pin to the end part of the conductive slice, is fixed, so that the device can guarantee the ignition stability of the lighter and is very effective.

Description

A kind of igniter of lighter

Technical field

The utility model relates to a kind of parts of lighter, relates in particular to a kind of igniter of lighter.

Background technology

Common lighter mainly includes shell and setting fuel chamber in the enclosure, igniter, Air Valve Control mechanism, wherein, Air Valve Control mechanism comprises the metal seesaw that an air-out needle and an end link to each other with air-out needle, and igniter generally adopts piezoelectric ignitor, it comprises the copper anvil, piezoelectrics and piezoelectricity cap, igniter has two output electrodes, one utmost point is from the copper anvil, conduction takes place with the piezoelectricity cap of conductive plastics material and is connected in it, another utmost point is from two piezoelectric ceramics in the piezoelectrics, and led near the air-out needle mouth by the lead that stretches out from the piezoelectrics sidewall.During actual ignition, press igniter and produce transient voltage, air-out needle took place to conduct electricity by the metal seesaw and with the piezoelectricity cap and was connected this moment, form electric spark because of electrion between lead of drawing from piezoelectric ceramics and the air-out needle mouth, when pressing igniter, male part on the piezoelectrics is pressed the metal seesaw and is opened Air Valve Control mechanism, and at this moment, electric spark just can be lighted the gas that is discharged by the air-out needle mouth.As seen, the igniter of this lighter is that the copper anvil is positioned at the bottom, the piezoelectricity cap is positioned at the forward mounting means at top, and another utmost point electrode of piezoelectric ceramics must be drawn out near the air-out needle mouth by lead, because lead is softer, is difficult for fixing, depart from the air-out needle mouth easily, cause sparking unstable, and need establish fixture in addition, this is all inconvenient for processing, assembling, therefore, need further improvement.

On the other hand, two piezoelectric ceramics generally need be set in the piezoelectrics of existing piezoelectric ignitor, could realize the two poles of the earth conduction, igniter specifically comprises the piezoelectricity cap, be set in the piezoelectrics under the piezoelectricity cap, be successively set on tapping the head in the piezoelectrics from top to bottom, hold nail hitting, superimposed up and down two piezoelectric ceramics and an end contact and expose to the copper anvil under the piezoelectrics bottom with piezoelectric ceramics, wherein, the piezoelectricity cap and tap the head between be provided with compression spring, and the relative piezoelectrics of piezoelectricity cap are resetted, piezoelectrics and tap the head between be provided with back-moving spring, and the relative piezoelectrics of tapping the head are resetted.

Summary of the invention

Technical problem to be solved in the utility model is at above-mentioned prior art present situation, thereby need not to draw lead and make igniter be easy to the igniter of the lighter processing, assemble and provide a kind of, thereby its two electrodes that can make igniter guarantee the lighter stable ignition producing electric spark place constant distance from the piezoelectrics sidewall.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: the igniter of this lighter, comprise copper anvil, piezoelectrics and piezoelectricity cap, wherein, described copper anvil is as an electrode of igniter, it is characterized in that: on the described piezoelectrics sidewall male part is set, is provided with a conductive pole that exposes in this male part and as another electrode of igniter.

This igniter is when actual installation is inner to lighter casing, be inverted in the enclosure, also promptly be positioned at the top as the copper anvil of one of them electrode, and the piezoelectricity cap is positioned at the bottom, and the conductive pole in the igniter needs to be connected mutually with the metal seesaw, and wherein, the metal seesaw is " factory " font of bending, its side can contact with described conductive pole, and its top margin then links to each other with air-out needle.When described copper anvil is pressed together with piezoelectrics, both are relative, and the piezoelectricity cap moves down, this conductive pole contacts described metal seesaw and presses down the side of metal seesaw, make its top margin perk, thereby open Air Valve Control mechanism, and another utmost point of igniter is conducted to the mouth of air-out needle by conductive pole, metal seesaw, and the end fixed distance of air-out needle mouth and conducting strip, therefore, can guarantee the lighter stable ignition, and the setting of having saved original necessary soft lead makes lighter be easier to processing, assembling.

For ease of producing assembling, the cross section of described conductive pole can make and be the T type, offers associated jack in the described piezoelectrics male part, this conductive pole with regard to close-fitting in the jack of this male part.

Can be directly contact as the conductive pole of an electrode of piezo-electric device with piezoelectric ceramics in the piezoelectrics, but be provided with for simplifying, make lighter be easy to assembling, described igniter can be carried out following design: be disposed with in the described piezoelectrics and tap the head, hold nail hitting, a piezoelectric ceramics, wherein, described piezoelectricity cap and tap the head between be provided with compression spring, the piezoelectrics madial wall and tap the head between be provided with the back-moving spring of conducting metal material, this back-moving spring contacts with described conductive pole all the time, described copper anvil just is attached under the described piezoelectric ceramics, like this, an electrode is directly by deriving with the contacted copper anvil of piezoelectric ceramics, another electrode strikes when holding nail hitting tapping the head, from the top of piezoelectric ceramics by holding nail hitting, tap the head, the back-moving spring of conducting metal material and electrode is conducted on the conductive pole, simultaneously, wherein piezoelectric ceramics has been saved in the design that two piezoelectric ceramics also will originally must be set, and has saved production cost.

Described copper anvil can be fixed on the piezoelectrics bottom by any way, but assembling for ease of the copper anvil, described copper anvil can be arranged on the piezoelectrics bottom in the buckle mode, specifically can adopt following structure: described copper anvil outer surface is provided with flange, and offer hole clipping accordingly on the sidewall of described piezoelectrics bottom, flange card of hole clipping on piezoelectrics by the copper anvil is established, and makes the copper anvil be buckled in the piezoelectrics bottom.

Compared with prior art, advantage of the present utility model is: by conductive pole is set in male part, make an electrode of exporting by piezoelectric ceramics one end in the igniter can pass through this conductive pole, metal seesaw and conduct to the mouth of air-out needle, and a utmost point of copper anvil can be directly conducts near the air-out needle mouth by conducting strip in the igniter, therefore need not to draw lead from the sidewall of piezoelectrics, make igniter be easy to processing, assembling, more need not to be provided with extra structure and fixing cord, it is more simple that thereby the overall structure that makes lighter becomes, also make things convenient for its processing, assembling, simultaneously, produce between the two poles of the earth of electric spark, i.e. the end fixed distance of air-out needle mouth and conducting strip, therefore, can guarantee the lighter stable ignition, very effective.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

The structural representation (in the raw down) of Fig. 2 for using the lighter that the utility model embodiment is arranged;

Fig. 3 is in structural representation under the fired state for lighter.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As Fig. 1～Fig. 3, be the application of igniter in lighter of the utility model embodiment, this lighter comprises shell 1, is arranged on igniter, the fuel chamber's 2 gentle valve control devices of the utility model embodiment in the shell 1;

Described Air Valve Control mechanism comprises the metal seesaw 4 that an air-out needle 3 and an end link to each other with this air-out needle 3;

And described igniter comprises copper anvil 5, piezoelectrics 6 and piezoelectricity cap 7, be disposed with and tap the head 8, hold nail hitting 9, a piezoelectric ceramics 10 in the described piezoelectrics 6, wherein, described piezoelectricity cap 7 and tap the head and be provided with compression spring 71 between 8, piezoelectrics 6 madial walls and the back-moving spring 81 of tapping the head and being provided with the conducting metal material between 8;

Described copper anvil 5 is arranged on piezoelectrics 6 bottoms in the buckle mode, and is attached under the described piezoelectric ceramics 10, specifically adopts following structure: described copper anvil 5 outer surfaces are provided with flange 51, and offer hole clipping 61 on the sidewall of described piezoelectrics 6 bottoms accordingly;

Described igniter is upside down in the shell 1, also promptly is positioned at the top as the copper anvil 5 of one of them electrode, and piezoelectricity cap 7 is positioned at the bottom;

And, be provided with the conducting strip 52 that air-out needle 3 mouths are stretched in the end at described copper anvil 5 tops, described piezoelectrics 6 sidewalls are provided with the male part 62 that can press metal seesaw 4, be provided with a conductive pole that exposes 63 in this male part 62 and as another electrode of igniter, the cross section of this conductive pole 63 is the T type, offer associated jack 62a in these piezoelectrics 6 male part 62, this conductive pole 63 with regard to close-fitting in the jack 62a of this male part 62, and this conductive pole 63 contacts with back-moving spring 81 in the described piezoelectrics 6 all the time;

And described metal seesaw 4 is " factory " font of bending, and its side 41 can contact with described

conductive pole

63, and 42 of its top margins link to each other with described air-out needle 3.

During the lighter igniting, press the hand of pressing of lighter, described conducting strip 52, copper anvil 5 is pressed together with piezoelectrics 6, the three is relative, and piezoelectricity cap 7 moves down, be positioned at the described metal seesaw 4 of conductive pole 63 contacts of piezoelectrics 6 male part 62, and press down the side 41 of metal seesaw 4, make its top margin 42 perks, thereby open Air Valve Control mechanism, tapping the head in piezoelectrics 68 reaches the piezo-electric ignition stroke, bump holds nail hitting 9, produce transient voltage, a utmost point is by copper anvil 5, conducting strip 52 and near the mouth of air-out needle 3, another utmost point is by conductive pole 63, metal seesaw 4 and conduct to the mouth of air-out needle 3, produce electric spark immediately between the two poles of the earth and light the combustion gas of emitting, realize igniting from air-out needle 3 mouths.

Claims

1, a kind of igniter of lighter, comprise copper anvil (5), piezoelectrics (6) and piezoelectricity cap (7), wherein, described copper anvil (5) is as an electrode of igniter, it is characterized in that: on described piezoelectrics (6) sidewall male part (62) is set, is provided with a conductive pole that exposes (63) in this male part (62) and as another electrode of igniter.

2, the igniter of lighter according to claim 1, it is characterized in that: the cross section of described conductive pole (63) is the T type, offer associated jack (62a) in described piezoelectrics (6) male part (62), this conductive pole (63) with regard to close-fitting in the jack (62a) of this male part (62).

3, the igniter of lighter according to claim 1, it is characterized in that: be disposed with tap the head (8) in the described piezoelectrics (6), hold nail hitting (9), a piezoelectric ceramics (10), wherein, described piezoelectricity cap (7) and tap the head and be provided with compression spring (71) between (8), piezoelectrics (6) madial wall and the back-moving spring (81) of tapping the head and being provided with the conducting metal material between (8), this back-moving spring (81) contacts with described conductive pole (63) all the time, and described copper anvil (5) just is attached under the described piezoelectric ceramics (10).

4, according to the igniter of claim 1 or 2 or 3 described lighter, it is characterized in that: described copper anvil (5) is arranged on piezoelectrics (6) bottom in the buckle mode, the following structure of concrete employing: described copper anvil (5) outer surface is provided with flange (51), and offers hole clipping (61) accordingly on the sidewall of described piezoelectrics (6) bottom.