CN2568988Y - Safety igniter for preventing child - Google Patents

Abstract

The utility model relates to a safety igniter for preventing children. A safety knob positioned on a casing of a handle is arranged in the handle, and is partially exposed out the handle. A slide block is arranged in the inner side of the safety knob, and can slide up and down corresponding to the safety knob. The lower end of the slide block is close to the free end of a seesaw, while the upper end is provided with an upper hemming clamped between an ignition knob and a piezoelectric ignition device. The front end of the upper hemming is thin, and the upper hemming gradually thickens backward. Under the state of nature, a thin position on the front end of the upper hemming is clamped between the ignition knob and the piezoelectric ignition device. A spring forces the slide block to move away the piezoelectric ignition device, and the safety knob is convex out the handle. As the slide block is arranged on the inner side of the safety knob, the slide block can not swing in the process of moving. Thus, the upper hemming is stably clamped between the piezoelectric ignition device and the ignition knob, and reliable ignition can be realized. In addition, as the slide block is arranged on the inner side of the safety knob, the slide block can not disengage from an installing position. Thus, assembly is simple and easy.

Description

Anti-children's safety igniting gun

Technical field

The utility model relates to a kind of burning torch, refers to that especially a kind of user routinely only can not normal ignition by the down-firing button, thereby can prevent the burning torch of children's mis-ignition.

Background technology

Existing burning torch generally comprises one can be for the handle that grips and from the outward extending igniting gun barrel in handle upper end, in handle, be provided with gas box and air-valve device thereof, piezoelectric ignition device and button, the fuel gas of liquefaction is housed in gas box, during use, press the button, air valve is opened thereupon, piezoelectric ignition device produces electric spark by lead at the burning torch mouth of pipe simultaneously, light the fuel gas that is transported to the burning torch mouth of pipe through appendix, do not decontrol as continuing to press the button this moment, can keep burned flame at the gun barrel mouth, easy to operate.Because the gun barrel of burning torch stretches out, away from the staff that is held on the handle, therefore has suitable security compared with ignitors such as match, lighter, also have more simultaneously flexibility, therefore be loved by the people, be widely used in various occasions, as in the kitchen, lighting gas kitchen ranges, light bonfire when going out to picnic, in party, light birthday candle, or the like.Yet just because of the simplification of its operation, and therefore its profile, function, occupation mode be easy to be played and overdue combustion by children all the spitting image of a toy, thus the potential safety hazard of causing.

In order to overcome above-mentioned defective, the various various burning torches that have safeties have now appearred, and most safeties can both automatically reset, promptly, after burning torch need not or be finished using, its safeties are in the position of " pass " all the time automatically, and the most locking press button of the safeties in this class burning torch is stopped button and can't be pressed, still, this class burning torch is when reality is used, forget first operation safeties owing to the user tends to be eager strike sparks, directly firmly pushed button in this case, very likely burning torch has been caused damage, and, this situation also occurs on one's body the children easily, owing to misfire, under the ordering about of curiosity, he might go into overdrive directly to push button in the hope of sparking, thereby burning torch is caused damage.For this reason, a kind of burning torch that is pressed button and can not lights a fire is devised, as China Patent No. is that 01246127.X " a kind of children's safety burning torch " comes to this a kind of scheme, because though it can press the button, but can't be depressed igniting stroke and lighting a fire by whole process, so overcome above-mentioned defective well, but in use, because cross-bar is independent integral piece, volume is bigger, when mobile, only is fixed against the gathering sill of handle sidewall between back in handle and the belly, thereby in moving process, can be created between the handle sidewall and rock and wild effect, thereby cause the defective of igniting poor reliability; And when installing,, make cross-bar be subjected to force unbalance, make it break away from the installation site easily because back-moving spring is butted on the top of montant, and when making installation fee, trouble.

Summary of the invention

Technical problem to be solved in the utility model is the defective that overcomes prior art, provide a kind of igniting good reliability, easy for installation and idle or finish using after, safety button is in the safety locking state automatically, even because of the maloperation button of only will lighting a fire is pressed, both do not show electric spark, and can not discharge fuel gas yet.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of anti-children's safety igniting gun, including one can be for the handle and the outward extending igniting gun barrel that grip, in handle, be provided with gas box and air-valve device thereof, piezoelectric ignition device, wherein air-valve device comprises air-out needle and the seesaw that links to each other with air-out needle, one igniting button is arranged on the housing of handle, and part is exposed to outside the handle, it is characterized in that also including:

One safety button is arranged on the housing of handle, and its part exposes to outside the corresponding installing hole of handle;

One slide block, be arranged on the inboard of safety button and relatively safety button slide up and down, the free end of the contiguous seesaw in its lower end, and the upper end is provided with the upper hem that is sandwiched between igniting button and the piezoelectric ignition device, the front end of described upper hem is thinner, and thickening gradually backward, under nature, the thin position of upper hem front end is sandwiched between igniting button and the piezoelectric ignition device;

One spring forces slide block to have to deviate from the trend that piezoelectric ignition device moves and makes safety button protruding outside handle.

Described igniting button can be the push button that is positioned at the handle back, and the upper surface of its head and described slide block upper hem offsets, and afterbody exposes outside the corresponding installing hole of handle, and can be positioned at the belly of handle with the corresponding safety button of described push button.

Described igniting button also can be the button that is positioned at the handle belly, is arranged on the back of handle with the corresponding safety button of button.

The interior convex tendon that offsets along the upper surface that can be provided with on the wall with described slide block upper hem of described button.

Be slidingly connected to good with inserting between described slide block and the safety button; Described slide block and inserting between the safety button are slidingly connected and can adopt cooperating of gathering sill and guide wall; The inboard of described safety button can be provided with the gathering sill that can hold slide block.

Can be provided with on the described slide block along the elongated slot of slide block glide direction, described spring one end passes the elongated slot on the above-mentioned slide block and offsets with the inboard of safety button, and the other end is limited on the housing.

Described safety button inboard can be provided with the reference column of retainer spring.

Described slide block lower end can be provided with the lower hem that matches with the seesaw free end.

Compared with prior art, advantage of the present utility model is: because slide block is arranged on the inboard of safety button, and can slide with respect to it, thereby in moving process, shaking phenomenon before and after can not producing, its upper hem more stably is sandwiched between piezoelectric ignition device and the igniting button, thereby can realizes reliable ignition; In addition, when mounted, owing to earlier slide block is arranged on the safety button inboard, thus the phenomenon that slide block breaks away from the installation site can not appear yet, thereby assembling is relatively easily easily.

Description of drawings

Fig. 1 is the partial schematic sectional view of the utility model first embodiment;

Fig. 2 is the schematic perspective view of slide block and safety button among Fig. 1;

Fig. 3 is the equal cross-sectional schematic under nature of push button, safety button among Fig. 1;

Cross-sectional schematic when Fig. 4 does not press safety button for promoting push button among Fig. 3;

Cross-sectional schematic when Fig. 5 presses safety button for not promoting push button among Fig. 3;

Fig. 6 promotes push button, the cross-sectional schematic when pressing safety button simultaneously among Fig. 3;

Fig. 7 is the structural representation of the utility model second embodiment.

The specific embodiment

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

First embodiment as shown in Figure 1 to Figure 3, this burning torch comprises that one can be for the handle 1 and the outward extending igniting gun barrel that grip, the profile of handle 1 in the present embodiment and igniting gun barrel is substantially identical and be integral, in handle 1, be provided with gas box 8 and air-valve device 5 thereof and piezoelectric ignition device 6, wherein air-valve device 5 comprises the seesaw 52 that an air-out needle 51 and an end link to each other with air-out needle 51, combustion gas is delivered to the burning torch mouth of pipe by the air hose 54 that links to each other with air-out needle 51, piezoelectric ignition device 6 comprises piezoelectricity cap 61, piezoelectrics 62 and piezoelectricity copper anvil 63 are used for producing voltage and cause discharge spark by lead at the burning torch mouth of pipe; Push button 2 is arranged on the back of handle, and its head 21 is column, and afterbody 22 exposes outside the corresponding installing hole of handle 1; Also be provided with one at handle 1 belly and regulate the adjusting knob 53 that fire falls into size;

Safety button 3 is arranged on the belly position of handle 1, its part exposes to outside the corresponding installing hole of handle 1, be provided with four baffle plates 31 in the inboard of safety button 3, form two gathering sills respectively in twos, as shown in Figure 2, slide block 4 insertings are in above-mentioned gathering sill, make slide block 4 slide up and down with respect to safety button 3, there is a lower hem 42 lower end of slide block 4, the free end of its contiguous seesaw 52, and the upper end of slide block 4 is provided with the upper hem 41 that is sandwiched between push button head 21 and the piezoelectricity cap 61, the front end 41a of described upper hem 41 is thinner, and thickening gradually backward, under nature, the thin position of upper hem front end 41a is sandwiched between push button head 21 and the piezoelectricity cap 63; Described slide block 4 middle parts also are provided with along the elongated slot 43 of slide block 4 glide directions, back-moving spring 7 one ends pass the elongated slot 43 on the above-mentioned slide block 4 and are placed on the reference column 44 of inboard of safety button 3, the other end is limited on handle 1 housing, slide block 4 is had deviate from the trend that piezoelectric ignition device 6 moves and makes safety button 3 protruding outside handle 1.

During use, when safety button 3 not by by advancing in the handle 1, slide block 4 is not also toward handle 1 back side shifting, promptly under nature, see Fig. 3, the thin position of the upper hem front end 41a of slide block 4 is sandwiched between piezoelectricity cap 61 and the push button head 21, at this moment, be downward promotion push button 2, see Fig. 4, push piezoelectricity cap 61 by push button head 21 and the thin position of slide block 4 upper hem front end 41a, can not strike sparks because the piezoelectricity stroke of piezoelectricity cap 61 is not enough, simultaneously, the lower hem 42 of slide block 4 lower ends departs from the free end of seesaw 52 and can not depress seesaw 52 release combustion gas, therefore, when only promoting push button 2 downwards, both, do not make air outlet valve open the release combustion gas, so this moment is very safe not in the sparking of gun barrel mouth yet.

When not promoting push button 2, when only pressing safety button 3, as shown in Figure 5, safety button 3 drives slide block 4 to handle 1 back side shifting, make the thick slightly position 41b of slide block 4 upper hems be sandwiched between piezoelectricity cap 61 and the push button head 21, piezoelectricity cap 61 has been had carry previous stroke, but this trip does not make piezoelectricity cap 61 reach the igniting stroke yet, thereby can not strike sparks, simultaneously slide block 4 lower end lower hems 42 are not depressed seesaw 52 free ends yet and are opened air valve owing to translation, therefore there is not combustion gas to discharge, so very safe under this state yet yet.

When with safety button 3 by advancing in the handle 1, and then when promoting push button 2 downwards, as shown in Figure 6, the thick slightly position 41b of slide block 4 upper hems 41 is sandwiched in earlier between piezoelectricity cap 61 and the push button head 21, piezoelectricity cap 61 has been had carry previous stroke, promote push button 2 then downwards, piezoelectricity cap 61 has had enough igniting strokes at this moment, make piezoelectric ignition device 6 sparkings, and on the spark generating assembly of gun barrel mouth, produce discharge spark, meanwhile by lead, the lower hem 42 of slide block 4 lower ends just in time is positioned at seesaw 52 free ends top and depresses seesaw 52 free ends, thereby air valve is opened, and be delivered to the gun barrel mouth, run into discharge spark and produce flame by air hose 54.

After finishing igniting, decontrol push button 2 and safety button 3, reset under the resetting-mechanism effect of push button 2 in piezoelectric ignition device 6, at this moment, safety button 3 also moves to handle 1 belly under the effect of back-moving spring 7, drive slide block 4 and slide block 4 flangings 41 to handle 1 belly side shifting, be returned to original state as shown in Figure 3, to treat sparking next time.

Second embodiment as shown in Figure 7, itself and the first embodiment difference are the push button 2 that is positioned at handle 1 back is changed into the button 9 that is positioned at the handle belly, and correspondingly safety button 3 is arranged on the back of handle 1, and interior along two convex tendons 91 are set on the wall at button 9, the thin position of slide block 4 upper hem front end 41a is sandwiched between this convex tendon 91 and the piezoelectricity cap 61.

If only move in button 9 or safety button 3, the principle that can not light a fire is identical with above-mentioned first embodiment, here repeats no more.

During igniting, press safety button 3, make the thick slightly position 41b of upper hem 41 of slide block 4 upper ends be sandwiched in earlier between the convex tendon 91 of piezoelectricity cap 61 and button 9, piezoelectricity cap 61 has been had carry previous stroke, press the button 9 then, piezoelectricity cap 61 has had enough igniting strokes at this moment, make piezoelectric ignition device 6 sparkings, and on the spark generating assembly of gun barrel mouth, produce discharge spark by lead, meanwhile, slide block corrects for 4 times and is positioned at seesaw 52 free ends top and depresses seesaw 52 free ends, thereby air valve is opened, and be delivered to the gun barrel mouth by air hose 54, run into discharge spark and produce flame.

Among above-mentioned two embodiment, piezoelectric ignition device 6 also can be placed in upside-down mounting, and promptly the copper anvil 63 in the piezoelectric ignition device is butted on slide block 4 upper hems 41 inboards, and its operation principle is same as the previously described embodiments.

Claims (10)

1, a kind of anti-children's safety igniting gun, including one can be for the handle and the outward extending igniting gun barrel that grip, in handle, be provided with gas box and air-valve device thereof, piezoelectric ignition device, wherein air-valve device comprises air-out needle and the seesaw that links to each other with air-out needle, one igniting button is arranged on the housing of handle, and part is exposed to outside the handle, it is characterized in that also including:

One safety button is arranged on the housing of handle, and its part exposes to outside the corresponding installing hole of handle;

One slide block, being arranged on the inboard of safety button also can slide up and down with respect to safety button, the free end of the contiguous seesaw in its lower end, and the upper end is provided with the upper hem that is sandwiched between igniting button and the piezoelectric ignition device, the front end of described upper hem is thinner, and thickening gradually backward, under nature, the thin position of upper hem front end is sandwiched between igniting button and the piezoelectric ignition device;

One spring forces slide block to have to deviate from the trend that piezoelectric ignition device moves and makes safety button protruding outside handle.

2, anti-children's according to claim 1 safety igniting gun, it is characterized in that described igniting button is the push button that is positioned at the handle back, the upper surface of its head and described slide block upper hem offsets, afterbody exposes outside the corresponding installing hole of handle, and is positioned at the belly of handle with the corresponding safety button of described push button.

3, anti-children's according to claim 1 safety igniting gun is characterized in that described igniting button is the button that is positioned at the handle belly, is arranged on the back of handle with the corresponding safety button of button.

4, anti-children's according to claim 3 safety igniting gun is characterized in that the interior convex tendon that offsets with described slide block upper hem upper surface that is provided with along wall of described button.

5,, it is characterized in that being slidingly connected for inserting between described slide block and the safety button according to the arbitrary described anti-children's of claim 1 to 4 safety igniting gun.

6, anti-children's according to claim 5 safety igniting gun is characterized in that described slide block and inserting between the safety button are slidingly connected to adopt cooperating of gathering sill and guide wall.

7, anti-children's according to claim 6 safety igniting gun is characterized in that the inboard of described safety button is provided with the gathering sill that can hold slide block.

8, anti-children's according to claim 7 safety igniting gun, it is characterized in that described slide block is provided with along the elongated slot of slide block glide direction, described spring one end passes the elongated slot on the above-mentioned slide block and offsets with the inboard of safety button, and the other end is limited on the housing.

9, anti-children's according to claim 8 safety igniting gun is characterized in that described safety button inboard is provided with the reference column of retainer spring.

10,, it is characterized in that described slide block lower end is provided with the lower hem that matches with the seesaw free end according to the arbitrary described anti-children's of claim 1 to 4 safety igniting gun.

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