CN2667341Y

CN2667341Y - Safety ignitor for lighter

Info

Publication number: CN2667341Y
Application number: CN 200320109583
Authority: CN
Inventors: 胡兴如
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-06
Filing date: 2003-11-06
Publication date: 2004-12-29
Anticipated expiration: 2013-11-06

Abstract

The utility model relates to a safety ignitor for lighter to eliminate ignition by mistake and potential accident on children in playing. The utility model comprises a gland bush and an upward and downward moving pressing seat on piezoelectric switch. The pressing seat is provided with a gliding closing piece which forms a spacing system against the inner wall of lighter shell to resist the pressing seat from being pushed. A closing piece pushing spring is kept between the closing piece and the pressing seat. The gland bush covering the pressing seat is connected with the closing piece to drive the closing piece to glide under the control of a card. The utility model has the advantage of simple and reasonable structure, convenient operation and utilization as well as fine safety performance.

Description

The lighter safety ignitor

Technical field

The utility model relates to the lighter technical field, especially relates to a kind of safety ignitor of lighter, to eliminate the accident potential that mistake pressure point fire or children play with igniting.

Background technology

For prevent children especially young child cause burning because of the lighter improper use or the generation of fire incident, the many countries such as the U.S., Canada, Australia and EU countries have stipulated that all the lighter of selling in its market all must be provided with release mechanism, to prevent the generation of similar accident.Therefore develop electronic lighter and become the manufacturing main target of lighter with release mechanism.

As Chinese patent 01238195.0 disclosed a kind of lighter that has safety device, it includes gas tank, fire flute assembly, piezoelectrics, housing and skull, an end side surface that presses down at skull is provided with opening cavity outwardly, in cavity, be provided with " Y " shape latch fitting, " Y " shape elasticity latch fitting centre position is provided with pin-and-hole, and be fixed on the skull by pin-and-hole, pin-and-hole and pin are for movingly, the side of the inner webs of " Y " shape latch fitting is against on the cavity wall, and the top of " Y " shape latch fitting outer webs and lower end approach cavity roof and housing side end shoulder rank respectively.In use, owing to have " Y " latch fitting at skull, when directly pressing down skull, " Y " shape latch fitting outer webs under the skull and lower end will prop up skull and can not at will press down and finish igniting, play a protective role.During igniting, need earlier " Y " shape latch fitting outer webs inwardly to be moved away housing shoulder rank by making outside the lower end, depress skull again and can finish igniting.

But from above-mentioned patent structure as can be seen, though it has certain security protection effect is arranged, because " Y " shape latch fitting that adopts, it is elastic deformation easily in use, easily causes damage or operates malfunctioning; Also have this latch fitting directly to be installed on the housing, be exposed, make the profile of lighter not attractive in appearance.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of more convenient operation, the better lighter safety ignitor of result of use at above-mentioned prior art present situation; its structure is ingenious, reasonable; can not only guarantee the good looking appearance of lighter; and have reliable safeguard protection effect, eliminate the igniting that accidentally presses of lighter.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: this lighter safety ignitor, comprise that a pressing that can move up and down and move Piezoelectric switches covers, it is characterized in that the branch body structure of described pressing lid for connecting and composing by pressing cap body and pedestal, be provided with the lock dog of a slip between lid and pedestal, and this lock dog can and the lighter shell inwall between constitute one and can resist the position-limit mechanism that the pressing lid presses down, but between lock dog and pedestal, be provided with the spring of a pushing tow lock dog, be linked in lid on the pedestal and be the blocking that can drive the lock dog slippage with this lock dog and be connected.

Described lock dog can be disposable moulding, its front part sides has two blocks that protrude, two blocks pass the jack that pressing covers and stretch out outside the hole under the spring force effect, the position of corresponding two blocks is provided with two and can bumps the postive stop baffle that butt touches with block on the described lighter inner shell, constitutes described position-limit mechanism by this two block and two baffle plates.

Described lock dog top also has two jacks, lid portion inside have two with the suitable pin of jack, described pin inserts in the jack, constitutes described blocking thus and connects.

Described lock dog two sides of tail also has two to extend pin, has two can supply to extend the slot that pin inserts on the pedestal, and two extension pin are inserted in also can be along the groove slippage in the slot.

Block lower end surface on the described lock dog and the distance between the housing postive stop baffle are less than the igniting stroke of igniter.

Compared with prior art, advantage of the present utility model is: use lighter of the present utility model, when it does not use usually, lock dog two blocks on it under the effect of spring force stretch out in all the time outside the pedestal and are positioned at above the postive stop baffle, because postive stop baffle is to the effect of keeping out of block, the user can't be covered pressing press down and not reach the igniting stroke, it is the akinesia ignition switch, have only and slightly firmly pass lid to drive in the lock dog withdrawal pedestal, could push the pressing lid downwards and produce the percussion igniting, thereby guaranteed the security performance of lighter to have reliable security protection effect; Simultaneously the utility model simple in structure, manipulate very conveniently, also only need a thumb to finish and push ignition operation; In addition, because lock dog of the present utility model and spring are arranged in the inner chamber between pedestal and lid, and are connected to form one with pedestal and lid, thus very ingenious, reasonable in design, can not influence the whole structure of lighter, can guarantee the good looking appearance of lighter.

Description of drawings

The structural representation that Fig. 1 is the utility model when usual not user mode.

Fig. 2 is the utility model structural representation in use.

Fig. 3 is the A-A cutaway view of Fig. 1.

Fig. 4 is the I place enlarged drawing of Fig. 1.

Fig. 5 is the II place enlarged drawing of Fig. 2.

Fig. 6 is the three-dimensional exploded view between gland and lock dog.

The specific embodiment

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

See also shown in Figure 1ly, the utility model lighter safety ignitor mainly comprises a gland 2, a lock dog 4 and a spring 3, wherein:

Pressing lid 2 is made the branch body structure, includes a pedestal 22 and a lid 21, and pedestal 22 is set on the housing 1 of lighter, can move up and down and drive Piezoelectric switches 6 actions.Wherein the igniting connector in the Piezoelectric switches 65 is a lever member, is articulated on the two side of lighter shell 1.The head of this connector 5 have opening can for exhaust needle by and lean motion with exhaust needle during pressing, have in head and itself and housing articulated section one when pressing covers 2 pressings bending deformed open slot 51, to play good cushioning effect.Connector 5 afterbody head on the pedestal 22 of pressing lid.Be shaped in advance on the top of pressing cage body 22 one with lock dog 4 shapes suitable put seat 222, be positioned at the pedestal 22 of putting a front and rear portions and also be shaped on two jacks 221 and slot 223 respectively, described lock dog 4 and spring 3 are placed on to be put in the seat 222.Lid 21 is the lids that are corresponding pedestal top shape, and can cover pedestal 22, and described lock dog 4 and spring 3 are positioned at the inside of both combinations.These lid 21 inside have two pins 211 that protrude downwards, and pin 211 is plugged in two jacks 42 at lock dog top, inwardly or outwards pass to drive lock dog 4.

Lock dog 4 is disposable moulding, and its front part sides has the block 41 of two protrusions, and is corresponding with pedestal jack 221, and two blocks 41 pass jack 221 and stretch out outside the hole.And be positioned at have on the lighter shell 1 of these two blocks, 41 belows two with block 41 corresponding postive stop baffles 11, and the distance between baffle plate 11 and block 41 lower end surface is less than the igniting stroke of lighter.Described block 41 and baffle plate 11 have constituted the utility model restriction pressing lid 2 position-limit mechanisms that press down.The both sides, rear portion of lock dog 4 have pin 43, two pins 43 of two protrusions to insert respectively in the slot 223 of pedestal, eject with restriction lock dog 4 and spring 3 and put seat 222, play the maintenance effect.Two and lid pin 211 corresponding jacks 42 are arranged at the top of lock dog 4, and the pin 211 on the lid inserts jacks 42 and constitutes blockings connections (as shown in Figure 5).

Spring 3 is located at the afterbody of lock dog 4, and the one crown is on lock dog 4, and the other end withstands on pedestal 22 inwalls.Described lock dog 4 is under the spring force effect, and in user mode not usually, two blocks 41 are in ejection state, state as shown in Figure 1 all the time on it.

By said structure, it is placed on lock dog 4 in the pedestal 22 earlier in assembling, when using, and the block on it 41, pin 43 are inserted in corresponding jack 221 and the slot 223, and spring 3 is set between lock dog 4 and the pedestal 22; Lid pin 211 is pressed in the lock dog 4 again, lid 21 is covered gets final product, it is quite convenient to assemble.

The utility model is not when using usually, and lock dog 4 is by the elastic force of spring 3, and two blocks 41 on it are in the top that jack is 221 outer, be positioned at baffle 11 always.If push lid 21 this moment downwards, when block 41 is run into baffle plate 11, because the barrier effect of 11 pairs of blocks 41 of baffle plate, make the user again pressing be covered 2 to pressing down, thereby, providing a safeguard protection effect with regard to akinesia Piezoelectric switches 6, anyway push can not light a fire and ignite this moment; When the child played with lighter, then the safety guard that can utilize the utility model to have can't be pulled the trigger igniting.

In the time will using, the user must slightly firmly outwards pass lid 21 with thumb earlier, drives lock dog 4 by lid 21 and outwards moves, and makes in the block 41 withdrawal holes (as shown in Figure 2), the user pinned lid 21 and pushed pressing lid 2 downwards this moment, can produce the percussion igniting.When finishing using, loosen pressing lid 2, eliminate the downward application of force to the pressing lid, make to move on it to reset.And then unclamp thumb, and at this moment, lock dog 4 is moved inward by the elastic force effect, and the block 41 on it is returned to heavily again outside the jack 221, and this moment, lighter promptly was in obsolete placement state again.

Above-mentioned is a preferred embodiment of the present utility model, but except this implemented the structure shown in the illustration, the utility model also can have other constructional variant, and does not break away from protection domain of the present utility model.

Claims

1, a kind of lighter safety ignitor, comprise that a pressing that can move up and down and move Piezoelectric switches (6) covers (2), it is characterized in that: the branch body structure of described pressing lid (2) for constituting by gland pedestal (22) and lid (21), be provided with the lock dog (4) of a slip between pedestal (22) and lid (21), and this lock dog (4) can and lighter shell (1) inwall between constitute one and can resist the position-limit mechanism that pressing lid (2) presses down, at lock dog (4) and pedestal (22) but between be provided with the spring (3) of a pushing tow lock dog (4), be linked in lid (21) on the pedestal (22) and be the blocking that can drive lock dog (4) slippage with this lock dog (4) and be connected.

2, lighter safety ignitor as claimed in claim 1, it is characterized in that: described lock dog (4) is disposable moulding, its front part sides has two blocks (41) that protrude, two blocks (41) pass the jack (221) on the pedestal and stretch out outside the hole under the spring force effect, the position of last corresponding two blocks (41) of described lighter inner shell (1) is provided with two and can bumps the postive stop baffle (11) that butt touches with block, constitutes described position-limit mechanism by this two block (41) and two baffle plates (11).

3, lighter safety ignitor as claimed in claim 1 or 2, it is characterized in that: described lock dog (4) top has two jacks (42), lid portion inside have two with the suitable pin (211) of jack, described pin (211) inserts and to constitute described lid (21) in the jack (42) and be connected with blocking between lock dog (4).

4, lighter safety ignitor as claimed in claim 1 or 2, it is characterized in that: described lock dog (4) two sides of tail has two and extends pin (43), have two can supply to extend the slot (223) that pin inserts on the pedestal (22), two extension pin (43) are inserted in also can be along the groove slippage in the slot (223).

5, lighter safety ignitor as claimed in claim 2 is characterized in that: block (41) lower end surface on the described lock dog (4) and the distance between the housing postive stop baffle (11) are less than the igniting stroke of igniter.