CN209431460U - A kind of safe type electronic cigarette lighter - Google Patents

Abstract

It include that shell, circuit board, lithium battery, boosting head, igniter head and protective switch, protective switch are exposed to outside shell, protective switch prevents ignition switch from striking sparks in the off state the utility model discloses a kind of safe type electronic cigarette lighter；Igniter head is set to the front position of shell, and when being not used, igniter head is retracted inside housing forward end；It is connected with an ejecting mechanism at the rear portion of igniter head, ejecting mechanism is installed in the housing, just can be carried out sparking by pushing ejecting mechanism that igniter head is pushed out to outside housing forward end.The utility model is similar to insurance, only opening protective switch could strike sparks, and be turned on fire when can so play to avoid maloperation or children by the way that a protective switch is arranged to lighter；Simultaneously behind igniter head setting release connecting rod connect with ejecting mechanism, lighter when not in use, igniter head retraction in shell, need using when just release igniter head, not only make lighter more aesthetically pleasing, while also safer.

Description

A kind of safe type electronic cigarette lighter

Technical field

The utility model relates to lighter technology fields, and in particular to a kind of to be beaten using the chargeable electronics of lithium battery power supply Lighter.

Background technique

Lighter often uses in life, and traditional lighter generally uses oil or gas as flammable body.It is this kind of The shortcomings that traditional lighter, is main, oil or refills after running out of air, and using trouble, some can only then scrap discarding；Safety Not high enough, oil is easy leakage, and explosion is easy when gas lighter is impacted or high temperature；In addition, traditional lighter is not environmentally, have Peculiar smell.For this purpose, someone has invented the electronic lighter using lithium battery power supply, this lighter is finished after electricity the continuation that can charge It uses, not only facilitates, but also environmental protection, it is also relatively more safe.However, current such electronic lighter is gone back in terms of safety It is to have much room for improvement, if ignition switch is directly exposed outside, children, which hold, may also can put kindling when playing, while igniter head is straight It uncovers also not beautiful enough outside.

Utility model content

The utility model is directed to disadvantage of the existing technology, provide a kind of simple structure, compact, it is more aesthetically pleasing, Safer electronic lighter.

In order to solve the above technical problems, the utility model adopts the following technical solution: a kind of safe type electronic cigarette lighter, packet Shell, circuit board, lithium battery, boosting head and igniter head, igniter head connection boosting head are included, boosting head connects circuit board, circuit Plate connects lithium battery, chargeable use, and ignition switch connects circuit board, it is characterised in that: and it further include having a protective switch, protection Switch is exposed to outside shell, and protective switch forms the mechanism for forbidding ignition switch to light a fire in the off state, and protective switch is opened, It can strike sparks by ignition switch, protective switch is closed, even if can not strike sparks by ignition switch；Before igniter head is set to shell End position, when unused state, igniter head is retracted inside housing forward end；It is connected with an ejecting mechanism at the rear portion of igniter head, Ejecting mechanism is installed in the housing, just can be carried out sparking by pushing ejecting mechanism that igniter head is pushed out to outside housing forward end. After each pushing piece is stirred backward, ignition switch will be interlocked and is automatically closed.

Further, the shell includes face-piece and bottom case, is equipped with a switch hole on face-piece, the ignition switch from this Switch hole exposes；The circuit board is fixed in bottom case, and side of the protective switch between face-piece and bottom case is exposed.

Further, a release connecting rod is connected at the rear portion of igniter head, release connecting rod and connect to be formed pair with ejecting mechanism The pushing-out structure of igniter head.

Further, the ejecting mechanism includes a pushing piece, and release button, pushing piece setting are provided on pushing piece In face-piece, releases button and be exposed in switch hole；The tail portion for releasing connecting rod is equipped with a connecting shaft, and the front end of pushing piece is set There is an axis hole, releases connecting rod and be connected through axis and be inserted into the axis hole and connect with pushing piece；One is additionally provided with behind pushing piece to open Mouth slot, ignition switch are aligned with the open slot, and when not in use, igniter head retraction is in decoration fixing head, and ignition switch is by releasing Button covers, and can't see ignition switch at this time, can not strike sparks；It needs in use, igniter head is released shell by releasing button Front end, ignition switch is exposed from the open slot at this time, can strike sparks after opening protective switch.

Further, in the decoration fixing head that is fixedly arranged at the front end with of shell, igniter head is arranged in the decoration fixing head, both Heat-blocking action can be played, and keeps the shape of lighter more aesthetically pleasing.

The circuit of the safe type electronic cigarette lighter includes live part and arc ignition part, wherein

Live part includes USB interface USB1, charging management chip U2, resistance R1 and lithium battery BAT1, wherein USB1 For MICRO-USB interface, the external DC 5V power supply of the model CH5054 of charging management chip U2, USB interface USB1 and fills 5 feet of electric managing chip U2 and 4 feet connection, wherein resistance R1 be connected to charging management chip U2 5 feet and USB interface USB1 it Between；3 feet of charging management chip U2 connect lithium battery BAT1, and 1 foot connects red light emitting diodes D2；USB interface USB1 connects When energization source, charging management chip U2 charges to lithium battery BAT1；When charging, charging management chip U2 exports its 1 foot Low level, red light emitting diodes D2 are lighted, while detecting the charging current of lithium battery；After lithium battery voltage is full of, control Charging management chip U2 makes 1 foot export high level, and red light emitting diodes D2 extinguishes；

Arc ignition part: including ignition control chip U1, and 2500,1 foot of model IC connects lithium battery 7 feet of BAT1, ignition control chip U1 connect ignition switch S1, the ignition switch in ignition switch S1 corresponding housing, and 5 feet lead to Cross resistance R6 connection protective switch S2, the protective switch in protective switch S2 corresponding housing；Protective switch S2 connection metal-oxide-semiconductor Q2, Metal-oxide-semiconductor Q2 connecting triode Q1 constitutes switching tube structure；Triode Q1 connection step-up transformer E11 forms electric discharge sparking structure； Protective switch S2 is in OFF position, not can be carried out ignition operation；When protective switch S2 pushes the position ON, ignition control chip U1 It into igniting standby mode, does not loose one's grip if pressing ignition switch S1 later, 5 feet of ignition control chip U1 export 20KHz when a little High-frequency impulse controls signal to metal-oxide-semiconductor Q2 and triode Q1, it is made to drive step-up transformer E11, and step-up transformer E11 output is high It presses and generates electric discharge spark phenomenon and realize sparking.

The utility model is similar to insurance, only opening protective switch could beat by the way that a protective switch is arranged to lighter Fire is turned on fire when can so play to avoid maloperation or children；Setting is released connecting rod and is released behind igniter head simultaneously Mechanism connection, when not in use, igniter head is retracted in shell lighter, need using when just release igniter head, not only make dozen Lighter is more aesthetically pleasing, while also safer.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model decomposition texture schematic diagram；

Fig. 3 is the utility model circuit diagram.

In figure, 1 is face-piece, and 2 be bottom case, and 3 be circuit board, and 4 be lithium battery, and 5 be boosting head, and 6 be igniter head, and 7 be igniting Switch, 8 be protective switch, and 9 be switch hole, and 10 be pushing piece, and 11 is release button, and 12 be decoration fixing head, and 13 be the company of release Bar, 14 be connecting shaft.

Specific embodiment

In the present embodiment, referring to Figures 1 and 2, the safe type electronic cigarette lighter includes shell, circuit board 3, lithium electricity Pond 4, boosting head 5 and igniter head 6, the connection boosting head 5 of igniter head 6, boosting head 5 connect circuit board 3, and circuit board 3 connects lithium battery 4, chargeable use, ignition switch 7 connects circuit board 3；It further include having a protective switch 8, protective switch 8 is exposed to outside shell, Protective switch 8 forms the mechanism for forbidding ignition switch 7 to light a fire in the off state, and protective switch 8 is opened, and opens 7 passes i.e. by igniting It can strike sparks, protective switch 8 is closed, even if can not strike sparks by ignition switch 7；Igniter head 6 is set to the front position of shell, not When use state, igniter head 6 is retracted inside housing forward end；The rear portion of igniter head 6 is connected with an ejecting mechanism, ejecting mechanism peace Igniter head 6 is pushed out to outside housing forward end by dress in the housing, by promotion ejecting mechanism.After each pushing piece 9 is stirred backward, Ignition switch 7 will be interlocked and is automatically closed.

The shell includes face-piece 1 and bottom case 2, is equipped with a switch hole 9 on face-piece 1, and the ignition switch 7 is from the switch Expose in hole 9；The circuit board 3 is fixed in bottom case 2, and side of the protective switch 8 between face-piece 1 and bottom case 2 is exposed, recessed Sink into shell.

It is connected with a release connecting rod 13 at the rear portion of igniter head 6, connecting rod 13 is released and connect to be formed to igniting with ejecting mechanism First 6 pushing-out structure.

The ejecting mechanism includes a pushing piece 10, is provided on pushing piece 10 and releases button 11, and pushing piece 10 is arranged In face-piece 1, releases button 11 and be exposed in switch hole 9；The tail portion for releasing connecting rod 13 is equipped with a connecting shaft 14, pushing piece 10 front end be equipped with an axis hole, release connecting rod 13 be connected through axis 14 be inserted into the axis hole connect with pushing piece 10；In pushing piece An open slot is additionally provided with behind 10, ignition switch 7 is aligned with the open slot, and when not in use, the retraction of igniter head 6 is fixed in decoration In first 12, ignition switch 7 is covered by release button 11, can't see ignition switch 7 at this time, can not be struck sparks；It needs in use, passing through It releases button 11 and igniter head 6 is released into housing forward end, ignition switch 7 is exposed from the open slot at this time, is opening protective switch 8 After can strike sparks.

In the decoration fixing head 12 that is fixedly arranged at the front end with of shell, igniter head 6 is arranged in the decoration fixing head 1, Ji Nengqi Heat-blocking action, and keep the shape of lighter more aesthetically pleasing.

Action process explanation:

A, it lights a fire

1) pushing piece 10 is pushed forward；

2) protective switch 8 is stirred forward；

3) ignition switch 7 is pressed, can produce arc flame at this time.

B, Guan Huo

Extinguish arc flame the relieving of ignition switch 7 after the completion of work；When pushing piece 10 is stirred backward, protective switch 8 interlock closing, and at this moment complete machine is in shutdown off position.If to light a fire again, need to reform the action process of A.

Corresponding control circuit is as shown in figure 3, include live part: USB interface USB1, charging management chip U2, resistance The elements such as R1 and lithium battery BAT1 constitute lithium battery charging circuit, and wherein USB1 is MICRO-USB interface, charging management chip U2 is lithium battery charging management chip, and model CH5054, lithium battery BAT1 are built-in lithium battery.When outside USB interface USB1 When connecing DC5V power supply, charging management chip U2 charges to lithium battery BAT1.When charging, charging management chip U2 makes its 1 foot Low level is exported, red light emitting diodes D2 is lighted, while detecting the charging current of lithium battery；After lithium battery voltage is full of, Control charging management chip U2 makes 1 foot export high level, and red light emitting diodes D2 extinguishes.

Arc ignition part: including ignition control chip U1, and 2500,1 foot of model IC connects lithium battery, point 7 feet of fire control coremaking piece U1 connect ignition switch S1 (i.e. ignition switch 7), and 5 feet pass through resistance R6 connection protective switch S2 (i.e. Protective switch 8)；Protective switch S2 connection metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q2 connecting triode Q1 constitute switching tube structure；Triode Q1 It connects step-up transformer E11 and forms electric discharge sparking structure.Protective switch S2 is in OFF (pass) position, not can be carried out ignition operation； Position (is opened) when protective switch S2 pushes ON, ignition control chip U1 enters igniting standby mode, if pressing ignition switch later S1 does not loose one's grip, and the 5 feet output 20KHz high-frequency impulse of ignition control chip U1 controls signal to metal-oxide-semiconductor Q2 and triode Q1 when a little, It is set to drive step-up transformer E11, step-up transformer E11 output high pressure simultaneously generates electric discharge spark phenomenon, realizes sparking.

Ignition control chip U1 program setting are as follows: pin ignition switch S1, just starting sparking, while red light emitting diodes D2 is lighted；The time for pinning ignition switch S1 is more than not discharge for 7 seconds, and igniter can be automatically stopped sparking, is so opened by igniting Closing S1 and protective switch S2 and the cooperation of pushing piece 10 realizes safety protection function.

The utility model is described in detail above, it is described above, only the preferred embodiment of the utility model and , when the utility model practical range cannot be limited, i.e., all according to the made equivalent changes and modifications of the application range, it should still belong to this In utility model covering scope.

Claims (6)

1. a kind of safe type electronic cigarette lighter includes shell, circuit board, lithium battery, boosting head and igniter head, igniter head connection Boost head, and boosting head connects circuit board, and circuit board connects lithium battery, and ignition switch connects circuit board, it is characterised in that: further includes There is a protective switch, protective switch is exposed to outside shell, and protective switch is formed in the off state forbids ignition switch igniting Mechanism；Igniter head is set to the front position of shell, and when unused state, igniter head is retracted inside housing forward end；It is lighting a fire The rear portion of head is connected with an ejecting mechanism, and ejecting mechanism is installed in the housing, by pushing ejecting mechanism to be pushed out to igniter head Outside housing forward end.

2. safe type electronic cigarette lighter according to claim 1, it is characterised in that: the shell includes face-piece and bottom case, A switch hole is equipped on face-piece, the ignition switch is exposed from the switch hole；The circuit board is fixed in bottom case, and is protected Expose the side switched between face-piece and bottom case.

3. safe type electronic cigarette lighter according to claim 2, it is characterised in that: be connected with one at the rear portion of igniter head and push away Connecting rod out releases connecting rod and connect the pushing-out structure to be formed to igniter head with ejecting mechanism.

4. safe type electronic cigarette lighter according to claim 3, it is characterised in that: the ejecting mechanism includes a release Part is provided with release button on pushing piece, and pushing piece is set in face-piece, releases button and is exposed in switch hole；Release connecting rod Tail portion be equipped with a connecting shaft, the front end of pushing piece is equipped with an axis hole, releases connecting rod and is connected through axis and is inserted into the axis hole and pushes away Part connects out；An open slot is additionally provided with behind pushing piece, ignition switch is aligned with the open slot, and igniter head is not pushed out shape When state, ignition switch is covered by release button, and by releasing button for after igniter head release housing forward end, ignition switch is opened from this Expose in mouth slot.

5. safe type electronic cigarette lighter according to claim 1, it is characterised in that: be fixedly arranged at the front end with a decoration in shell Fixing head, igniter head are arranged in the decoration fixing head.

6. safe type electronic cigarette lighter according to claim 1, it is characterised in that: the circuit of the safe type electronic cigarette lighter It include live part and arc ignition part, wherein

Live part includes USB interface USB1, charging management chip U2, resistance R1 and lithium battery BAT1, and wherein USB1 is MICRO-USB interface, the external DC 5V power supply of the model CH5054 of charging management chip U2, USB interface USB1, with charging 5 feet of managing chip U2 and 4 feet connection, wherein resistance R1 be connected to charging management chip U2 5 feet and USB interface USB1 it Between；3 feet of charging management chip U2 connect lithium battery BAT1, and 1 foot connects red light emitting diodes D2；USB interface USB1 connects When energization source, charging management chip U2 charges to lithium battery BAT1；When charging, charging management chip U2 exports its 1 foot Low level, red light emitting diodes D2 are lighted, while detecting the charging current of lithium battery；After lithium battery voltage is full of, control Charging management chip U2 makes 1 foot export high level, and red light emitting diodes D2 extinguishes；

Arc ignition part: including ignition control chip U1, and 2500,1 foot of model IC connects lithium battery BAT1, point 7 feet of fire control coremaking piece U1 connect ignition switch S1, the ignition switch in ignition switch S1 corresponding housing, and 5 feet pass through resistance R6 connection protective switch S2, the protective switch in protective switch S2 corresponding housing；Protective switch S2 connection metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q2 Connecting triode Q1 constitutes switching tube structure；Triode Q1 connection step-up transformer E11 forms electric discharge sparking structure；Protection is opened It closes S2 and is in OFF position, not can be carried out ignition operation；When protective switch S2 pushes the position ON, ignition control chip U1 inlet point Fiery standby mode is not loosed one's grip if pressing ignition switch S1 later, and 5 feet of ignition control chip U1 export 20KHz high frequency arteries and veins when a little Punching control signal makes it drive step-up transformer E11 to metal-oxide-semiconductor Q2 and triode Q1, and step-up transformer E11 output high pressure simultaneously produces Raw electric discharge spark phenomenon realizes sparking.