CN1128313C

CN1128313C - Lighter with ignitor mechanism

Info

Publication number: CN1128313C
Application number: CN 99123957
Authority: CN
Inventors: 莫以佳
Original assignee: JIALI TRADE DEVELOPMENT Co Ltd
Current assignee: JIALI TRADE DEVELOPMENT Co Ltd
Priority date: 1999-11-19
Filing date: 1999-11-19
Publication date: 2003-11-19
Anticipated expiration: 2019-11-19
Also published as: CN1297126A; PL110490U1

Abstract

The present invention relates to a lighter with an igniter mechanism. A lathy ignition tube which can extend out of an outer shell for a proper length and an ignition tube telescoping mechanism which can cause the ignition tube to extend freely are arranged in the outer shell of the lighter, wherein the ignition tube telescoping mechanism is composed of a gear rack and a belt wheel guide belt double-stage drive mechanism. Because flames can be directed away from the body of the lighter by the lathy ignition tube, objects to be ignited which are not easy to approach by a conventional lighter can be conveniently ignited.

Description

The lighter of band ignitor mechanism

Technical field

The present invention relates to a kind of lighter, particularly a kind of lighter with ignitor mechanism.

Background technology

The flame of common lighter is in the ignitron outlet of lighter main body upper end, the user holds lighter can be used for lighting cigarette easily, when being used for other ignition applications, for example light gas appliance, artistic taper and candle, kerosene lamp etc., because flame is not accessible by ignition elements, uses very inconvenient.

A kind of lighter with ignitor mechanism occurred, be provided with a scalable ignitron freely, this ignitron can deflect from lighter main body to flame, thereby can make flame easily near by ignition elements, and is very convenient to use.JP-A-10-169980 number Japanese publication discloses a kind of lighter with ignitor mechanism, as shown in Figure 1, this lighter is provided with a stay-supported telescoping mechanism that can make elongated ignitron 5 stretch out the suitable length of lighter casing, and this telescoping mechanism is made of last wire-drawing wheel 62, pull-down line wheel 61, directive wheel 63, stay cord 64 and ignitron slide 9.Last wire-drawing wheel 62 and pull-down line wheel 61 are rotatable respectively to be fixed on lighter casing inwall and the signature plate slide 33 freely, and directive wheel 63 also rotates and is fixed on freely on the lighter casing inwall.One end 64a of stay cord 64 is fixed on the inwall of shell 1, stay cord 64 was reeled and was walked around wire-drawing wheel 62 again after pull-down line takes turns 61, turn back to pull-down line wheel 61 then, secondary is walked around wire-drawing wheel 62 after walking around pull-down line wheel 61 again, after extending to directive wheel 63 and walking around directive wheel 63, the other end 64b of stay cord 64 is fixed in ignitron slide 9.The user holds lighter is stirred sparking gear F with thumb friction pulley 22, and press give as security plate 29 and make the gas outlet of ignitron 5 light flame after, continue by giving as security plate 29, giving as security plate slide 33 moves down with giving as security plate 29, move down thereby drive pull-down line wheel 61, the distance between two wire-drawing wheels is with giving as security moving down and strengthening of plate slide 33, and the ignitron slide 9 that is connected stay cord 64 other end 64b is raised thereupon, just be raised same height with the ignitron 5 of its formation one, stretch out shell.Because stay cord walks around wire-drawing wheel twice, the length that described ignitron stretches out shell is approximately gives as security the plate slide and moves down 4 times of stroke.Because ignitron deflects from lighter main body to flame, so, can light easily that to hold lighter unapproachable by ignition elements.

The lighter of this band ignition mechanism can be applicable to various occasions easily, but owing to use double wrap runner stay-supported telescoping mechanism, the structure relative complex, be difficult for installing, thus be unfavorable for large-scale industrial production, in addition, double wrap backguy frictional resistance is big, the stay cord wearing and tearing are big, easily broken, and service life is short.

Summary of the invention

In view of the shortcoming that above-mentioned prior art exists, the purpose of this invention is to provide a kind of simple in structure, be easy to assemble and the lighter of the band ignitor mechanism of long service life.

For achieving the above object, the lighter of band ignitor mechanism provided by the invention comprises: shell, liquefaction gas dome, inflation mechanism, combustion gas ejection mechanism, ignitron telescoping mechanism, signature plate operating mechanism, firing device and ignitron assembly is characterized in that described ignitron telescoping mechanism is made of rack-and-pinion, belt wheel conduction band twin-stage transmission mechanism.

Because the twin-stage transmission mechanism that uses rack-and-pinion, belt wheel conduction band to constitute has replaced the stay-supported transmission mechanism of prior art, reduced the wearing and tearing of band rope, prolonged shelf life, and structure has been simplified relatively, it is simple to make it assembling, is easy to form industrial-scale production.

Description of drawings

Following with reference to the description of drawings embodiments of the invention.

Fig. 1 is the front section view of lighter of the band ignitor mechanism of prior art;

Fig. 2 is the structural representation according to the lighter of band ignitor mechanism of the present invention, the state when the expression ignitron is in initial position;

Fig. 3 is the structural representation according to the lighter of band ignitor mechanism of the present invention, the state when the expression ignitron is in the position of stretching out outside the lighter.

The specific embodiment

Shown in Fig. 2,3, be provided with a shell 101, liquefied petroleum gas storage air chamber 102, inflation mechanism 200, combustion gas ejection mechanism 300, ignitron telescoping mechanism 400, give as security plate operating mechanism 500, firing device 600 and ignitron assembly 700 according to the lighter 100 of band ignitor mechanism of the present invention.

Liquefied petroleum gas storage air chamber 102 is installed in the bottom of shell 101, and the bottom of shell 101 is provided with a bottom 103, is used for the lower port of liquid for plugging gasification gas dome 102.

As shown in Figure 2, inflation mechanism 200 is arranged on liquefied petroleum gas storage air chamber 102 lower ends one side, is communicated with liquefied petroleum gas storage air chamber 102 through gas injection valve 104.When needs replenished liquefied gas, the air tube of liquefied petroleum gas storage gas tank backed down the gas injection valve 104 of inflation mechanism 200, liquefied gas is inflated the liquefied petroleum gas storage air chamber 102 of lighter.

Combustion gas ejection mechanism 300 is arranged on the top of inflation mechanism 200, constitute by valve block 301, decompression sheet 302, nozzle 303, lever switching mechanism 304 etc., the pipeline of valve block 301 1 sides is communicated with liquefied petroleum gas storage air chamber 102, and nozzle 303 is switched to conduit 703 (aftermentioned).

Firing device 600 is given as security spring by friction ratchet gear 601, flint 602 and unshowned top and is constituted.Firing device 600 is arranged on the upper end of shell 101, is formed with the fulcrum 503 outstanding along the wheel shaft two ends on the friction ratchet gear 601, fulcrum 603 rotatable being bearing in freely on the support 105.

Give as security plate operating mechanism 500 be provided with give as security plate 501, give as security flat spring 502, give as security plate slide 503 and can with the connecting rod 504 of lever switching mechanism 304 interlocks.As shown in Figure 2, signature plate slide 503 longitudinally (above-below direction among this figure) is supported between the continuous two side of shell 101 slidably, and its cross section is the U font, and profile and shell 101 match, and both are slidingly matched by the rail plate (not shown).The longitudinal edge of giving as security at least one sidewall of plate slide 503 is formed with teeth, constitutes the tooth bar 505 of longitudinal extension, and tooth bar 505 meshes with the gear 401 of ignitron telescoping mechanism 400.Give as security the top that plate 501 is provided with the plate slide 503 that is in prison, articulate with signature plate slide 503.Give as security flat spring 502 and be provided with in the plate slide 503 that is in prison, longitudinally impose the elastic force on top up giving as security plate 501.The lower surface of one end apical grafting of connecting rod 504 plate 501 under detention.

Ignitron telescoping mechanism 400 is made of gear 401, belt wheel 402, directive wheel 403 and conduction band 404, with the tooth bar 505 formative gear tooth bars of the signature plate slide 503 of giving as security plate operating mechanism 500 and the telescoping mechanism of belt wheel conduction band twin-stage transmission.Gear 401 and belt wheel 402 form as one coaxially, and the external diameter of belt wheel 402 is greater than the pitch diameter of gear 401, the flexible stroke of ratio between two commit point fire tube.In response to the tooth bar 505 of giving as security plate slide 503 vertical edges, one or both sides, gear 401 is integrally formed in the one or both sides of belt wheel 402, so as with tooth bar 505 corresponding engagements.The rotating shaft 405 of belt wheel and gear is rotated freely lateral support between the two side of shell 101, one side (or both sides) gear 401 and tooth bar 505 engagements of giving as security plate slide 503 1 sides (or both sides), directive wheel 403 is arranged on the opposite of tooth bar 505 with respect to gear 401, directive wheel 403 rotates and is supported between the two side of shell 101 shaft parallel of its rotating shaft and gear freely.One end of conduction band 404 is fixed on the belt wheel 402, and conduction band 404 extends to the lower end of ignitron assembly 700 after walking around directive wheel 403, and is fixed on the ignitron slide 702 of ignitron assembly 700.

Ignitron assembly 700 is made of ignitron 701, ignitron slide 702, conduit 703 and spiral tension spring 704.Ignitron slide 702 is configured in the lower end of ignitron 701, both form as one, and its internal diameter is a bit larger tham the external diameter of conduit 703, and ignitron 701 slides on the conduit 703, form loosening sliding fit relation, ignitron 701 can be slided up and down freely along conduit 703.Spiral tension spring 704 is enclosed within ignitron 701 outsides, and the upper end withstands on the lower surface of the top board of shell 101, and the lower end withstands on the upper surface of ignitron slide 702, and therefore, 704 pairs of ignitrons 701 of spiral tension spring impose the elastic force of top signature down all the time.The upper port of ignitron 701 is a gas outlet, stretches out the cover top surface of shell 101, and its height is concordant with the horizontal tangent that the excircle minimum point (flint friction point) of friction ratchet gear 601 is located.

The below action of explanation lighter.

The user holds lighter, stirs friction ratchet gear 601 with thumb usually, and friction ratchet gear 601 rubs with given as security the flint 602 of spring top clamping on friction ratchet gear edge next week by the top, sends the gas outlet of spark and directive ignitron 701; Thumb connects and gives as security plate 501 simultaneously, give as security plate 501 drivening rods 504, impel 304 actions of lever switching mechanism, thereby open valve block 301, the liquefied gas in the liquefied petroleum gas storage air chamber 102 is flowed out, rapidly after the vaporization, spray into conduit 703 through decompression sheet 302, nozzle 303, reach the upper port of ignitron 701, run into the spark that shoots out by firing device 600 and just fired, jet out flames.At this moment, just can light the cigarette on the own mouth, or for other people light a cigarette.

After firing flame, continue by giving as security plate 501, signature plate 501 overcomes the elastic force of giving as security flat spring 502 and moves down, at this moment, give as security plate slide 503 and move down same distance thereupon, owing to give as security gear 401 engagements of tooth bar 505 with the ignitron telescoping mechanism 400 of plate slide 503, so, gear 401 is under the drive of tooth bar 505, along (Fig. 2) rotation clockwise, belt wheel 402 also rotates simultaneously, and conduction band 404 twisted on the belt wheel 402, the other end that is connected the conduction band 404 on the ignitron slide 702 moves up the result with the coiling of conduction band, the ignitron 701 that conduction band 404 just spurs and ignitron slide 702 forms one makes ignitron 701 stretch out one section height of lighter with the flame that is being fired along moving on the conduit 703.Because the flame on ignitron 701 tops is deflected from lighter main body, to hold lighter unapproachable by the combustion thing so be easy to light.

If giving as security the distance of giving as security under plate 501 continuation is H1, the diameter of belt wheel 402 is D1, and the pitch diameter of gear 401 is D2, so, and the haul distance H2=H1 that ignitron 701 moves up * D1/D2.

When thumb unclamped signature plate 501, ignitron 701, signature plate 501 and signature plate slide 502 set back under the effect of helical spring 704 and signature flat spring 503 simultaneously, and flame extinguishes simultaneously.

More than with the description of the mode of embodiment the invention has been described property, still, the present invention is not limited to the above embodiments, for example is not only applicable to the lighter that adopts flint to get angry, is equally applicable to piezoelectricity igniting type lighter etc.And under the prerequisite that does not deviate from aim of the present invention, those of ordinary skill in the field can make various modification, all should belong within the protection domain that claims of the present invention summarize.

Claims

1. lighter with ignitor mechanism, comprise: shell, liquefied petroleum gas storage air chamber, inflation mechanism, combustion gas ejection mechanism, ignitron telescoping mechanism, signature plate operating mechanism, firing device and ignitron assembly is characterized in that the telescoping mechanism of described ignitron telescoping mechanism with described signature plate operating mechanism formative gear tooth bar and the transmission of belt wheel conduction band twin-stage.

2. according to the lighter of the band ignitor mechanism of claim 1, it is characterized in that described signature plate operating mechanism is provided with the signature plate slide that cross section is the U type, vertical edge of the sidewall of described signature plate slide forms tooth bar; Described rack-and-pinion, belt wheel conduction band twin-stage transmission mechanism comprise gear, belt wheel, directive wheel and conduction band, and belt wheel and gear form as one coaxially; Described ignitron assembly is provided with the ignitron slide, and an end of described conduction band is fixed on the described belt wheel, and the other end is through being connected behind the directive wheel on the described ignitron slide; Described tooth bar and described gears engaged.

3. according to the lighter of the band ignitor mechanism of claim 2, it is characterized in that forming tooth bar, at the coaxial gear that forms of a side of described belt wheel at vertical edge of a sidewall of described signature plate slide.

4. according to the lighter of the band ignitor mechanism of claim 2, it is characterized in that forming tooth bar, the coaxial gear that forms in the both sides of described belt wheel at vertical edge of two sidewalls of described signature plate slide.

5. according to the lighter of the band ignitor mechanism of claim 2 or 3 or 4, it is characterized in that the pitch diameter of the diameter of described belt wheel greater than described gear.