CN201652422U - Piezoelectric igniting device - Google Patents
Piezoelectric igniting device Download PDFInfo
- Publication number
- CN201652422U CN201652422U CN2010201744232U CN201020174423U CN201652422U CN 201652422 U CN201652422 U CN 201652422U CN 2010201744232 U CN2010201744232 U CN 2010201744232U CN 201020174423 U CN201020174423 U CN 201020174423U CN 201652422 U CN201652422 U CN 201652422U
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- piezoelectric
- piezoelectric ceramics
- push rod
- pole piece
- shell
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Abstract
The utility model discloses a piezoelectric igniting device on a lighter, comprising an outer housing; the outer housing is internally provided with a piezoelectric ceramic and a piezoelectric pulling rod; the piezoelectric pulling rod is fixed with a driving hammer for pressurizing the piezoelectric ceramic; the piezoelectric pulling rod tops against a pulling rod spring installed in the outer housing; the two particles of piezoelectric ceramics are piezoelectric ceramic A and piezoelectric ceramic B; one end of the piezoelectric ceramic A and one end of the piezoelectric ceramic B are respectively connected with a central electrode sheet; the other end of the piezoelectric ceramic A is contacted with a piezoelectric cap arranged on the upper end of the shell; the other end of the piezoelectric ceramic B is provided with a hit body; the outer housing is provided with a sealing wax groove for driving the air valve seesaw of the lighter; the central electrode sheet is fixed on the outer housing and stretches out of the outer end of the sealing wax groove; the pulling rod spring is connected and fixed on the square electrode sheet of outer housing; and the square electrode sheet is connected on the piezoelectric cap. The piezoelectric igniting device does not need to install a lead, thereby improving the assembling efficiency and effect; and simultaneously, two particles of piezoelectric ceramics are used for improving piezoelectric electric amount and service life.
Description
Technical field
The utility model relates to a kind of igniter, particularly a kind of piezoelectric ignition device.
Background technology
At present, what use on the electronic lighter all is the igniter of piezoelectric type, piezoelectric ignition device is to utilize butane, inflammable gases such as natural gas are fuel, by pushing button ignition switch with hand, thereby make the piezoelectric generation spark in the igniter light the inflammable gas generation flare that discharges then, its structure and operation principle are as shown in Figure 1, piezoelectricity push rod 31 is under the pressurized of button ignition switch, driving downwards hammer 32 impacts and impacts body 36 on the piezoelectric ceramics 33, piezoelectric ceramics 33 produces high-tension electricity, one end of piezoelectric ceramics 33 connects lead 35, the other end connects the piezoelectricity cap 34 of metal, lead 35 is set to the gas outlet of lighter, can open air outlet valve when hammers impact piezoelectric ceramics 33 and discharge inflammable gas when piezoelectricity push rod 31 drives downwards, air outlet valve can connect piezoelectricity cap 34 simultaneously, the place, gas outlet will form very strong electrical potential difference by lead 35 and air outlet valve like this, thereby spark in the gas outlet, produce electric spark and light gas, this igniter has two shortcomings, at first be to realize igniting by lead being guided to the gas outlet, because the existence of lead, igniter is complicated operation in the lighter of packing into, be difficult to realize the automation assembling, conductor length and position can not be very accurate after installing, need the workman to prune length and the position of adjusting lead, inefficiency in addition; Next is that present piezoelectric ceramics exists the electric weight defect of insufficient, sometimes can beat missing of ignition, the situation of misfire, and service life is shorter relatively.
Summary of the invention
The purpose of this utility model is the defective that overcomes above-mentioned prior art, and a kind of high efficiency assembling is provided, and improves the electric weight and the lighter piezoelectric ignition device in service life.
The technical solution of the utility model: a kind of piezoelectric ignition device, comprise shell, be provided with piezoelectric ceramics and piezoelectricity push rod in the shell, be fixed with on the piezoelectricity push rod and be used for hammer that piezoelectric ceramics is exerted pressure, the piezoelectric push masthead lives to be provided with push rod spring in the enclosure, described piezoelectric ceramics is two, piezoelectric ceramics A and piezoelectric ceramics B, the end of piezoelectric ceramics A and piezoelectric ceramics B all is connected the center pole piece, the other end of piezoelectric ceramics A closely contacts with the piezoelectricity cap that is arranged on the shell upper end, the other end of piezoelectric ceramics B is provided with and impacts body, shell is provided with the sealing groove that is used to promote lighter air valve seesaw, and the center pole piece is fixed on the shell and stretches out the outer end of sealing groove; Described push rod spring is fastened on the square pole piece on the shell, and square pole piece is connected on the piezoelectricity cap.
As preferably, an end of described center pole piece is cylindrical and stretch out from the sealing groove, and the both sides of cylinder are provided with elongated spike; Be provided with two card articles in the sealing groove, the spike of center pole piece is stuck on the card article.
As preferably, be with brute spring on the described piezoelectricity push rod, increased the required strength of lighting a fire, prevent the overdue lighter of child.
As preferably, described piezoelectricity push rod lower end is provided with the supporting spring of holding brute spring.
As preferably, scribble glue in the described sealing groove.
As preferably, described piezoelectricity push rod is cylindrical or square.
When igniter of the present utility model is installed on the lighter, be up with this end of piezoelectricity cap, on the piezoelectricity cap button ignition switch is installed, a copper pin is set between piezoelectricity cap and button ignition switch, press after the button ignition switch, what shell drove that piezoelectric ceramics is subjected to hammer downwards impacts the generation high-tension electricity, the sealing groove pushes lighter air valve seesaw downwards, making air valve open gas discharges, the center pole piece contacts with the lighter seesaw of metal simultaneously, and button ignition switch is when pressing, the copper pin that contacts with the piezoelectricity cap can be in the place, gas outlet, because piezoelectricity cap and center pole piece are in the two ends of piezoelectric ceramics respectively, copper pin and lighter seesaw are in gas outlet formation respectively by the high-tension electricity that piezoelectric ceramics produces like this, spark and light gas.
The beneficial effects of the utility model are: at first be no longer to need to install lead in the igniter, but replaced by copper pin and this mounted component that makes things convenient for of center pole piece, improved efficiency of assembling and effect thus; Next, electric weight and service life that the mode of two piezoelectric ceramics of employing has improved piezoelectricity.
Description of drawings
Fig. 1 is the structural representation of piezoelectric ignition device of the prior art;
Fig. 2 is a structural representation of the present utility model;
Fig. 3 is the partial schematic sectional view that is installed on the lighter of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail.
As Fig. 2, a kind of piezoelectric ignition device, comprise shell 12, be provided with piezoelectric ceramics and piezoelectricity push rod 8 in the shell 12, be fixed with on the piezoelectricity push rod 8 and be used for hammer 6 that piezoelectric ceramics is exerted pressure, piezoelectricity push rod 8 withstands the push rod spring 11 that is arranged in the shell 12, described piezoelectric ceramics is two, piezoelectric ceramics A2 and piezoelectric ceramics B3, the end of piezoelectric ceramics A2 and piezoelectric ceramics B3 all is connected center pole piece 17, the other end of piezoelectric ceramics A2 closely contacts with the piezoelectricity cap 1 that is arranged on the shell upper end, the other end of piezoelectric ceramics B3 is provided with and impacts body 5, shell 12 is provided with the sealing groove 13 that is used to promote lighter air valve seesaw, and center pole piece 17 is fixed on the shell 12 and the outer end of stretching out sealing groove 13; Push rod spring 11 is fastened on the square pole piece 4 on the shell, and square pole piece 4 is connected on the piezoelectricity cap 1.
One end of center pole piece 17 is cylindrical and stretch out from sealing groove 13, and the both sides of cylinder 14 are provided with elongated spike 15; 13 are provided with card article 16 in the sealing groove, and the spike 15 of center pole piece 17 is stuck on the card article 16.One end of center pole piece 5 is cylindrical to be more prone to promote seesaw when making the sealing groove push lighter air valve seesaw downwards and to open air valve, increase the contact area of center pole piece and lighter air valve seesaw and the abrasion resistance that increases the center pole piece simultaneously, improve service life.Center pole piece 17 two spikes 15 are set, in assembling, be stuck on the card article 16, strengthened the steadiness of center pole piece, prevent coming off of center pole piece in the use and influence the igniting effect.Sealing groove 13 can be sealed up glue after loading onto the center pole piece, not only can prevent entering but also playing insulation effect of dust and other impurities, prevents two jumpings between the piezoelectric ceramics; Also further strengthened the steadiness of center pole piece simultaneously.
Be with brute spring 10 on the piezoelectricity push rod 8, brute spring withstands shell 12, in the time of igniting, presses down-firing button drive shell and will be subjected to the elastic force that brute spring 10 makes progress downwards like this, need the bigger strength of flower just can press down, prevent the overdue lighter of child.Piezoelectricity push rod 8 lower ends are provided with the supporting spring 9 of holding brute spring, and supporting spring 9 can be the object that is enclosed within the similar nut on piezoelectricity push rod 8 lower ends, have adorned askew when preventing brute spring 10 assembling or fall down when using.Piezoelectricity push rod 8 the insides can also put buffer spring 7, play cushioning effect when making piezoelectric spring 8 impact piezoelectric ceramics, prevent from pottery is caused damage
As Fig. 3, igniter of the present utility model is installed on the lighter, igniter 21 is installed in the lighter casing 22, the piezoelectricity cap 1 of metal up when installing, piezoelectricity cap 1 is provided with copper pin 23, button ignition switch 20 just is installed above the copper pin 23, press button ignition switch 20, what the shell 12 that drives piezoelectricity cap 1 and igniter 21 drove downwards that piezoelectric ceramics are subjected to hammer 6 downwards impacts the generation high-tension electricity, shell 12 also drives sealing groove 13 extruding lighter air valve seesaw 25 downwards downwards, making air valve open gas discharges, center pole piece 17 contacts with the lighter seesaw 25 of metal simultaneously, and button ignition switch 20 is when pressing, the copper pin 23 that contacts with piezoelectricity cap 1 can be pressed downwardly onto 24 places, gas outlet, because piezoelectricity cap 1 and center pole piece 17 are in the two ends of piezoelectric ceramics respectively, copper pin and lighter seesaw are in gas outlet formation respectively by the high-tension electricity that piezoelectric ceramics produces like this, spark and light gas.The utility model adopts two parallel piezoelectric ceramics, and its two circuits: one is copper pin, piezoelectricity cap, piezoelectric ceramics A, center pole piece, lighter seesaw; Another is copper pin, piezoelectricity cap, square pole piece, push rod spring, push rod, hammer, impacts body, piezoelectric ceramics B, center pole piece, lighter seesaw, with upper-part all is conductive metallic material, copper pin and lighter seesaw are in the gas outlet respectively and form the high-tension electricity that is produced by piezoelectric ceramics, and two parallel piezoelectric ceramics can provide sufficient more electric weight.
Claims (6)
1. piezoelectric ignition device, comprise shell (12), be provided with piezoelectric ceramics and piezoelectricity push rod (8) in the shell (12), be fixed with on the piezoelectricity push rod (8) and be used for hammer (6) that piezoelectric ceramics is exerted pressure, piezoelectricity push rod (8) withstands the push rod spring (11) that is arranged in the shell (12), it is characterized in that, described piezoelectric ceramics is two, piezoelectric ceramics A (2) and piezoelectric ceramics B (3), the end of piezoelectric ceramics A (2) and piezoelectric ceramics B (3) all is connected center pole piece (17), the other end of piezoelectric ceramics A (2) closely contacts with the piezoelectricity cap (1) that is arranged on the shell upper end, the other end of piezoelectric ceramics B (3) is provided with and impacts body (5), shell (12) is provided with the sealing groove (13) that is used to promote lighter air valve seesaw, and center pole piece (17) is fixed in the outer end that sealing groove (13) were gone up and stretched out to shell (12); Described push rod spring (11) is fastened on the square pole piece (4) on the shell, and square pole piece (4) is connected on the piezoelectricity cap (1).
2. a kind of piezoelectric ignition device according to claim 1 is characterized in that, an end of described center pole piece (17) is cylindrical and stretch out from sealing groove (13), and the both sides of cylinder (14) are provided with elongated spike (15); (13) are provided with card article (16) in the sealing groove, and the spike (15) of center pole piece (17) is stuck on the card article (16).
3. a kind of piezoelectric ignition device according to claim 1 is characterized in that, is with brute spring (10) on the described piezoelectricity push rod (8).
4. a kind of piezoelectric ignition device according to claim 3 is characterized in that, described piezoelectricity push rod (8) lower end is provided with the supporting spring (9) of holding brute spring.
5. according to the described a kind of piezoelectric ignition device of the arbitrary claim of claim 1～4, it is characterized in that (13) scribble glue in the described sealing groove.
6. a kind of piezoelectric ignition device according to claim 5 is characterized in that, described piezoelectricity push rod (8) is cylindrical or square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201744232U CN201652422U (en) | 2010-04-28 | 2010-04-28 | Piezoelectric igniting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201744232U CN201652422U (en) | 2010-04-28 | 2010-04-28 | Piezoelectric igniting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201652422U true CN201652422U (en) | 2010-11-24 |
Family
ID=43117661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201744232U Expired - Fee Related CN201652422U (en) | 2010-04-28 | 2010-04-28 | Piezoelectric igniting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201652422U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409416A (en) * | 2011-08-31 | 2012-04-11 | 青岛大学 | Power-type micro electrostatic spinning device with piezoelectric ceramics |
| CN103244965A (en) * | 2013-04-27 | 2013-08-14 | 宁波新海电气股份有限公司 | Light-first heavy-later type security lighter |
-
2010
- 2010-04-28 CN CN2010201744232U patent/CN201652422U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409416A (en) * | 2011-08-31 | 2012-04-11 | 青岛大学 | Power-type micro electrostatic spinning device with piezoelectric ceramics |
| CN103244965A (en) * | 2013-04-27 | 2013-08-14 | 宁波新海电气股份有限公司 | Light-first heavy-later type security lighter |
| CN103244965B (en) * | 2013-04-27 | 2015-08-19 | 宁波新海电气股份有限公司 | A kind of first light rear heavy formula safe lighter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151204 Address after: Gu Tong Street Huasheng 315399 Cixi Road, Zhejiang province Ningbo City No. 358 Patentee after: Cixi Zheng Yu Electronic Manufacturing Co., Ltd. Address before: 315300 Zhejiang Province, Cixi city Hushanjiedao Dan Shan Gen Cun Hua Sheng Lu Cixi Huate Electronic Manufacturing Co. Ltd. Patentee before: Cixi Huate Electronics Manufacturing Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20180428 |