CN201561448U

CN201561448U - Electronic lighter

Info

Publication number: CN201561448U
Application number: CN2009202733162U
Authority: CN
Inventors: 王海嵘
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-11-25
Filing date: 2009-11-25
Publication date: 2010-08-25
Anticipated expiration: 2019-11-25

Abstract

The embodiment of the utility model discloses an electronic lighter comprising a heating part, a shell, a rechargeable battery, a printed circuit board and a push switch, wherein the heating part, the push switch and the rechargeable battery are connected in series through a running wire of the printed circuit board, when a contact of the push switch slides to a preset position and is contacted with the running wire, the rechargeable battery is communicated with the heating part. Therefore, the printed circuit board and the rechargeable battery have smaller volume, the volume of the electronic lighter is also smaller. The rechargeable battery can be charged repeatedly, thus overcoming the problem that a dry battery can not be charged repeatedly and being beneficial to environment protection; in addition, the rechargeable battery and the heating part are communicated with each other only when the contact of the push switch slides to the preset position and is contacted with the running wire, when the electronic lighter is carried with self, although the push switch can slide or be compressed, as long as the contact is not contacted with the running wire or does not slide to the preset position, the rechargeable battery and the heating part can not be communicated with each other, thus improving safety.

Description

Electronic lighter

Technical field

The utility model relates to articles for daily use, more particularly, relates to electronic lighter.

Background technology

Common electronic lighter generally comprises heating part (generally being made up of heating wire and electrothermal filament seat), button and the dry cell that is connected in series by small diameter coaxial cable.In when sparking, press the button, dry cell is connected with the heating part, and temperature rising in heating part treats that it rises to combustibles such as can lighting cigarette after the uniform temperature.

There is following problem in above-mentioned electronic lighter:

Small diameter coaxial cable and dry cell volume are bigger, cause the volume of whole electronic lighter bigger than normal;

Dry cell is that disposable products can't charge repeatedly, is unfavorable for environmental protection;

Security is not high: when electronic lighter was carried by the user, its button may be connected dry cell and heating part because of being squeezed, and caused the heating part temperature to raise and caused fire.

The utility model content

In view of this, the utility model purpose is to provide a kind of electronic lighter to address the above problem.

For achieving the above object, the utility model provides following technical scheme:

A kind of electronic lighter comprises the heating part, also comprises:

Be provided with the housing of slideway;

Place the rechargeable battery in the described housing;

Place the printed circuit board (PCB) in the described housing;

Part is exposed to described housing also can exist the gap between the contact of described pushing formula switch and the cabling of described printed circuit board (PCB) along the pushing formula switch of described track slip outward;

Wherein, described heating part, push the formula switch, rechargeable battery is connected in series by the cabling on the described printed circuit board (PCB), when the contact of described pushing formula switch slides into the precalculated position and contacts with described cabling, described rechargeable battery and the connection of described heating part.

From above-mentioned technical scheme as can be seen, the utility model uses printed circuit board (PCB) and rechargeable battery to replace small diameter coaxial cable and dry cell, because the volume of printed circuit board (PCB) and rechargeable battery is less, this makes the volume of whole electronic lighter also diminish thereupon.And rechargeable battery can charge repeatedly, thereby has overcome the problem that dry cell can't charge repeatedly, helps environmental protection; In addition, because rechargeable battery and heating part only slide into the precalculated position and just connect when cabling on the printed circuit board (PCB) contacts at the contact of pushing formula switch, therefore, when being carried by the user, although the pushing formula switch of electronic lighter may take place to slide or be squeezed, as long as cabling or this contact that its contact does not reach on the printed circuit board (PCB) slide less than the precalculated position, rechargeable battery and heating part just can't be connected, thereby have improved security.

Description of drawings

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

Fig. 1 is the cutaway view of the utility model electronic lighter that embodiment provides;

Fig. 2 is the another cutaway view of the utility model electronic lighter that embodiment provides;

Fig. 3 is the another cutaway view of the utility model electronic lighter that embodiment provides;

Fig. 4 is the another cutaway view of the utility model electronic lighter that embodiment provides;

The heating part structural representation that Fig. 5 is provided for the utility model embodiment;

The cutaway view of the pushing formula switch that Fig. 6 is provided for the utility model embodiment;

The switch portion front view that Fig. 7 is provided for the utility model embodiment;

The panel front view that Fig. 8 is provided for the utility model embodiment;

Concern schematic diagram between the printed circuit board (PCB) that Fig. 9 is provided for the utility model embodiment and each parts.

The specific embodiment

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

The utility model embodiment discloses a kind of electronic lighter, Fig. 1 shows a kind of structure of this electronic lighter: comprise heating part 1, be provided with the housing 2 of slideway, place rechargeable battery 3 and printed circuit board (PCB) 4 in the housing 2, part is exposed to also can be along the pushing formula switch 5 of track slip outside the housing 2, has the gap between the contact 51 of pushing formula switch 5 and the cabling of printed circuit board (PCB) 4.

Wherein, heating part 1, pushing formula switch 5, rechargeable battery 3 are connected in series by the cabling on the printed circuit board (PCB) 4, and when sparking, the contact 51 of pushing formula switch 5 need slide into the precalculated position and contact with above-mentioned cabling, and rechargeable battery 3 just can be connected with heating part 1.

As can be seen, present embodiment uses printed circuit board (PCB) and rechargeable battery to replace small diameter coaxial cable and dry cell, because the volume of printed circuit board (PCB) and rechargeable battery is less, this makes the volume of whole electronic lighter also diminish thereupon.And rechargeable battery can charge repeatedly, thereby has overcome the problem that dry cell can't charge repeatedly, helps environmental protection; In addition, because rechargeable battery and heating part only slide into the precalculated position and just connect when cabling on the printed circuit board (PCB) contacts at the contact of pushing formula switch, therefore, when being carried by the user, although the pushing formula switch of electronic lighter may take place to slide or be squeezed, as long as cabling or this contact that its contact does not reach on the printed circuit board (PCB) slide less than the precalculated position, rechargeable battery and heating part just can't be connected, thereby have improved security.

Preferably, referring to Fig. 2, above-mentioned electronic lighter also can comprise elastomeric element 6, these parts are in compression or elongation state when the contact 51 of the formula of pushing switch 5 slides into above-mentioned precalculated position, be that elastic deformation takes place elastomeric element 6, and therefore produce thrust or the pulling force opposite with contact 51 directions of motion.One looses one's grip, push formula switch 5 can be under the thrust of elastomeric element 6 or pulling force self-return, having exempted and also will make things convenient for use after sparking is finished manually with the step of the formula of pushing switch 5 pushed home, simultaneously also safer.In concrete enforcement, can use spring or other that function that elastically-deformable object is realized elastomeric element 6 can take place, do not give unnecessary details at this.

Above-mentioned rechargeable battery 3 detachably gets off and charges.Certainly, referring to Fig. 3, above-mentioned electronic lighter also can use 7 pairs of rechargeable batteries 3 of charging inlet to charge, and this interface is connected in series by cabling on the printed circuit board (PCB) 4 and rechargeable battery 3.So, need not to open housing 2 can realize the charging of rechargeable battery 3 has been further facilitated use.In addition, also the positive and negative lead wires of rechargeable battery 3 can be welded on the printed circuit board (PCB) 4, like this, rechargeable battery 3 can be without package casing, and its volume is littler, and further makes the volume of whole electronic lighter also and then diminish.Rechargeable battery 3 can be selected lithium battery, lithium-manganese cell or ickel-cadmium cell etc. for use.

Preferably, above-mentioned charging inlet 7 is USB (Universal Serial Bus, a USB) charging inlet.The USB charging inlet is applicable to computer and various charger for mobile phone, and this has just enlarged its scope of application, has made things convenient for the access of power supply, makes charging become more convenient.

Preferably, also can comprise the bulb interface, the bulb interface is connected in series by cabling on the printed circuit board (PCB) 4 and rechargeable battery 3.The LED lamp can be installed on the bulb interface, can play on the one hand the effect of illumination, on the other hand, as printed circuit board (PCB) 4 is designed, LED lamp also can realize the charging function of indication, bright as lamp when the charging, charging is finished back light and is gone out.In addition, as the currency examine lamp is installed on the bulb interface, also can carry out currency examine.When specific implementation, can be according to actual needs and flexible design is not given unnecessary details at this by those skilled in the art.

Below will with one more specifically example above-mentioned electronic lighter is introduced.

Referring to Fig. 4-9, this electronic lighter comprises: heating part 1, and housing 2, lithium battery 3, printed circuit board (PCB) 4, pushing formula switch 5, one ends are connected with the formula of pushing switch 5, the other end places the spring 6 in the housing 2 inner surface draw-in grooves 21, USB interface 7, LED lamp 8.

Wherein:

Heating part 1 is made up of the heating wire 511 (nickel wire) and the electrothermal filament seat 512 that are evenly distributed, and electrothermal filament seat 512 is a potsherd, in order to support heating wire 511, and takes into account function heat insulation, insulation;

Pushing formula switch 5 comprises that part is exposed to the panel 651 and the switch portion 652 that is arranged in the housing 2 outside the housing 2, panel 651 is fixedlyed connected with switch portion 652, and switch portion 652 comprises button 653 and slide block, slide block then comprises body 654 and two contacts 655,656 (having the gap between the cabling of two contacts and printed circuit board (PCB) 4), panel 651 is provided with the groove 657 that holds body 654 towards the one side of switch portion 652, button 653 through-going recess 657 and body 654, and

contact

655 and 656 is contacted with cabling on the printed circuit board (PCB) 4.In addition, for increasing panel 651 and the coefficient of friction of pointing, panel 651 can be provided with decorative pattern 6511 (seeing also Fig. 7) with the position that finger contacts;

Lithium battery 3 polarities: anodal, negative pole, negative pole divide the negative charging utmost point and negative discharge electrode again;

Printed circuit board (PCB) 4 is a single plate structure, two fixing holes 41 are arranged on it, be used for fixing heating part 1, when printed circuit board (PCB) 4 is fixed in heating part 1, heating wire 511 two ends respectively with printed circuit board (PCB) 4 on an end 421 of cabling 42 and an end 431 of cabling 43 contact.Lithium battery 3 is positioned at the back side on printing electroplax road 4, the through hole pad 422 positive with it that its positive pole passes on the printing electroplax road 4 welds together, in like manner, the negative charging utmost point of lithium battery 3 and negative discharge electrode weld together with the

pad

441 and 442 that prints on the 4 front cablings 44 of electroplax road respectively.The contact 655 of the switch portion 652 of pushing formula switch 5 is slidably to the other end 432 of cabling 43, and another contact 656 is slidably to the middle part 443 of cabling 44, is equivalent to be connected a K switch 1 between cabling 43 and cabling 44.

Contact

655 and 656 is contacted (being equivalent to K switch 1 closure) with the other end 432 of cabling 43 and the middle part 443 of cabling 44 respectively, and heating wire 511 just can be connected with lithium battery 3;

When sparking, can press the button 653 of pushing formula switch 5 and promote panel 651 to lower slider, make slide block slide into the precalculated position, two contacts 655,656 of slide block contact with the other end 432 of cabling 43 and the middle part 443 of cabling 44 respectively, and rechargeable battery 3 is connected with heating wire 511.Heating wire 511 temperature raise rapidly, promptly can be used for ignition incense cigarette or other combustibles.In this process, spring 6 moves downward along with the slip of slide block with the end that the formula of pushing switch 5 is connected, and its other end then is obstructed owing to the obstruction campaign of draw-in groove 21 bottoms, and therefore spring 6 is compressed, and the generation thrust opposite with the slide block movement direction.Sparking finishes, and unclamps panel 651, pushes the i.e. self-return under the thrust of spring 6 of formula switch 5, disconnects (being equivalent to K switch 1 disconnects) between lithium battery 3 and the heating wire 511.

USB interface 7 also will be in series by cabling on the printed circuit board (PCB) 4 and lithium battery 3, and specific implementation is: USB interface 7 links to each other with an end 423 of cabling 46, cabling 42, an end 451 and the cabling 47 of cabling 45.At the back side of printed circuit board (PCB) 4,46 of cabling 42 and cablings are welded with charging capacitor C1, and an end of this electric capacity is welded on the pad 422 of cabling 42.Be welded with capacitor C 2 between cabling 45 and the cabling 47, C2 one end is welded on the pad 452 of cabling 45.And be welded with charging capacitor C1 between the pad 441 of pad 452 and cabling 44.

LED lamp 8 has two functions in the present embodiment: 1) illumination, 2) lamp lights when charging indication-charging, and charging is finished back light and is gone out.

Function 1) specific implementation is: the positive terminal of LED lamp 8 is welded on cabling 42 pads 423, its negative pole end is welded on the pad 481 on the cabling 48, is provided with button 9 (among Fig. 9 with K switch 2 expressions) between another pad 482 on the cabling 48 and the pad 443 of cabling 44.Press the button 9, LED lamp 8 is connected with lithium battery 3, can realize illumination functions;

Function 2) specific implementation is: between pad 481 and pad 49 capacitor C 3 is set, between the pad 453 on pad 49 and the cabling 45 capacitor C 4 is set.Certainly, those skilled in the art also can use the charging electricity deixis of other existing techniques in realizing LED lamp 8, do not give unnecessary details at this.

The characteristics such as volume is little except that having, lithium battery can charge repeatedly for the electronic lighter in the present embodiment, security height, also do not use fuel oil and butane gas, thereby reduced consumption of raw materials and atmosphere pollution, have more environment-friendly advantage.

It is to be noted, the foregoing description is the preferred embodiment that the utility model is introduced, those skilled in the art on this basis, can design more embodiment fully, for example, can select rated current for use is the lithium battery of 0.8A, also can select the lithium battery of bigger rated current (as 3A) for use, the heating so that heating wire reddens quickly; Heating wire can be selected the metal or alloy material of the big and firm and durable of density for use; Printed circuit board (PCB) can be selected dual platen and even multi-layer sheet for use, so that function expansion or the like.

Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.

To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims

1. an electronic lighter comprises the heating part, it is characterized in that, also comprises:

Be provided with the housing of slideway;

Place the rechargeable battery in the described housing;

Place the printed circuit board (PCB) in the described housing;

2. electronic lighter as claimed in claim 1 is characterized in that, the contact that also is included in described pushing formula switch is in the elastomeric element of compression or elongation state when sliding into described precalculated position.

3. electronic lighter as claimed in claim 2 is characterized in that, also comprises charging inlet, and described charging inlet is connected in series by cabling on the described printed circuit board (PCB) and described rechargeable battery.

4. electronic lighter as claimed in claim 3 is characterized in that, described charging inlet is the general-purpose serial bus USB charging inlet.

5. electronic lighter as claimed in claim 4, it is characterized in that, described pushing formula switch comprises that part is exposed to the outer panel of housing and is arranged at the interior switch portion of housing, described panel is fixedlyed connected with described switch portion, described switch portion comprises knob and slide block, described slide block comprises body and contact, wherein:

Described panel is provided with the groove that holds described body towards the one side of described switch portion;

Described button runs through described groove and body, and described contact is contacted with cabling on the described printed circuit board (PCB).

6. as each described electronic lighter of claim 1 to 5, it is characterized in that also comprise the bulb interface, described bulb interface is connected in series by cabling on the described printed circuit board (PCB) and described rechargeable battery.