CN101498460A

CN101498460A - Lighter with children ignition prevention function

Info

Publication number: CN101498460A
Application number: CNA200810030612XA
Authority: CN
Inventors: 徐绍舜
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-02-02
Filing date: 2008-02-02
Publication date: 2009-08-05

Abstract

The invention relates to a lighter capable of preventing a child from ignition, which comprises a body, a top cap, an abrasive wheel, a fire cover and a lever. The lever is horizontally inclined upwards at an angle alpha of 10-20 DEG; the press plate of the lever is provided with an inclined surface which has an inclined angle theta with the lever; and the downward horizontal inclination angle of the inclined surface is theta-alpha. Force applied on the press plate by a thumb of a user is P, so effective force applied on the lever capable of enabling the lighter to carry out ignition is Pcos theta, wherein the theta is 27-60 DEG, and the effective applied force Pcos theta is in the range of 0.5-0.9 P, thereby the lighter can prevent a common child from easily careless ignition or accidental ignition because of the playing of the lighter, and the safe function of the lighter capable of preventing a child from ignition is further improved.

Description

Prevent the lighter that children light a fire

Technical field:

The present invention relates to a kind of lighter, especially refer to that a kind of utilization forces in the pressing plate that lever one end has inclined surface, its effective application of force that acts on lever is reduced, protect general child and be not easy to light a fire and lead to fire, and then reach the lighter of effect safe in utilization because handle plays with a cigarette lighter.

Background technology:

The convenience that common plain type lighter is suitable for the consumer brings, and because the reduction of cost consumption, can be rated as and before the mankind thousands of years, understood with since the fire, a quantum jump on modern age material progress history, yet but produce a big secret worry in security protection, lead to fire probably when especially child's handle plays with a cigarette lighter, so-called " single spark; can set a prairie fire " is so lighter can not add use accidentally.

Fig. 1 is the three-dimensional exploded view of common simple type lever lighter structure.And Fig. 2 common simple type lever lighter structure that is Fig. 1 is along the part sectioned view of A-A line.Early stage lighter structure is a kind of lever lighter as shown in Figures 1 and 2, its be by: a body 1, a top cover 2, one emery wheels 3, a fire lid 4 and one lever 5 are formed.Wherein, body 1 is a ducted body, in order to the liquid gas of filling lighter igniter fuel, sets firmly a closure 11 up, and this closure 11 is provided with nozzles 14 that have a nozzles seat 12 of toothrow 121 on every side and have a neck 141.Top cover 2 is nested with above the closure 11 of the body corresponding with it 1, and the central authorities of top cover 2 are provided with a holder 22.A ccontaining spring 34 and a flint 33 in the described holder 22, and its both sides are extended with two emery wheel seats 21 that face one another setting.And the upper end of emery wheel seat 21 respectively is provided with a fixing hole 211, and its lower end also respectively is provided with a fixing hole 212.Described top cover 2 has one again and adjusts ring 24, has an inner row teeth 241 on its inner surface, can with the nozzles seat 12 that is set in the nozzles corresponding 14 with it on, and be meshed with the outer rows of teeth 121 of its outer surface, be used for adjusting the gas output size that extracts the Device in Gas in the body 1.Described lever 5 comprises: a pressing plate 51, a base 53 and a register hole 55, and base 53 both sides respectively are provided with a protuberance 532 with the fulcrum C as lever 5, see also Fig. 2.Protuberance 532 is the fixing holes 212 that are set in emery wheel seat 21 bottoms, and this fixing hole 212 is to be used for as fulcrum bearing to accept this protuberance 532.And be used for resistance points B as lever 5, and seeing also Fig. 2,55 of register holes pass the nozzles 14 on the closure 11 and are inserted in its neck 141.The pressing plate 51 of being located at lever 5 one ends is to be used for point of application A as lever 5, sees also Fig. 2.Again fire lid 4 is set in most external, forms present most popular simple type lever lighter.

Fig. 3 is the leverage schematic diagram of common simple type lever lighter.As Fig. 1, Fig. 2 and shown in Figure 3, the horizontal positive pitch of lever is α, and the scope of α is 10 °～20 °, during use, application of force P makes resistance points B produce reaction Q and Device in Gas that nozzles 14 are extracted out in the bodies 1 at point of application A via fulcrum C to the user with the pressing plate 51 of thumb press lever 5.Because the user is turn emery wheel 3 with the pressing plate 51 of thumb press lever 5 time, makes emery wheel 3 because of 33 frictions produce spark to flint, and light via nozzles 14 extractions and be stored in the Device in Gas of body 1 and light a fire with generation flame.

Common simple type lever lighter is because only need the pressing plate 51 of applying light lever 5; can open easily nozzles 14 Device in Gas and very easily the igniting; so general child is under the situation of no crisis awareness; usually because of leading to fire playing with a cigarette lighter, this is the shortcoming of common simple type lever lighter.

Summary of the invention:

Technical problem to be solved by this invention is: at above-mentioned the deficiencies in the prior art, the lighter that provides a kind of children of preventing to light a fire, utilization forces in the pressing plate that lever one end has inclined surface, its effective application of force that acts on lever is reduced, protect general child and be not easy to light a fire and lead to fire, and reach effect safe in utilization because handle plays with a cigarette lighter.

In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: the lighter that a kind of children of preventing light a fire, it comprises: a body, a top cover, one emery wheel, Yi Huogai and a lever, this lever comprises a pressing plate, a base and a register hole, and these base both sides respectively are provided with the fulcrum of a protuberance as this lever; And this protuberance is set on the fixing hole of emery wheel seat bottom of top cover, and this fixing hole is used for as fulcrum bearing to accept this protuberance, and the horizontal positive pitch of this lever is α, α is 10 °～20 °, be characterized in: described pressing plate has an inclined surface, the angle of itself and described lever is θ, its downward level inclination is θ-α, and the user is P with the application of force of the described pressing plate of thumb press, and the effective application of force that makes this sparking function igniting and act on described lever is Pcos θ, and the effective range of θ is 27 °～60 °, and the scope of its effective application of force Pcos θ is 0.5P～0.9P.

The section of described pressing plate of the present invention assumes diamond in shape, excises the right angled triangle of drift angle or crescent.

So, can protect the careless igniting or the accidental ignition of lighter, and then promote use this safe effect that prevents the lighter that children light a fire.

For further cognitive and understanding being arranged, cooperate graphic detailed description as back to feature of the present invention, purpose and function:

Description of drawings:

Fig. 1 is the three-dimensional exploded view of common simple type lever lighter structure.

Fig. 2 is the part sectioned view of the common simple type lever of Fig. 1 lighter structure along A-A line cross section.

Fig. 3 is the leverage schematic diagram of common simple type lever lighter.

Fig. 4 is the structural upright exploded view of first embodiment of the invention.

Fig. 5 is the part sectioned view of Fig. 2 along B-B line cross section, represents its application of force effect schematic diagram on tool inclined-plane pressing plate.

Fig. 6 is the structural upright exploded view of second embodiment of the invention.

Fig. 7 is the part sectioned view of Fig. 6 along C-C line cross section, represents its application of force effect schematic diagram on tool inclined-plane pressing plate.

Fig. 8 is the structural upright exploded view of third embodiment of the invention.

Fig. 9 is the part sectioned view of Fig. 8 along D-D line cross section, represents its application of force effect schematic diagram on tool inclined-plane pressing plate.

Figure 10 is the leverage schematic diagram that the present invention prevents the lighter that children light a fire.

The specific embodiment:

Fig. 4 is the structural upright exploded view that prevents the lighter structure that children light a fire of first embodiment of the invention.The lighter that Fig. 5 lights a fire for a kind of children of preventing of first embodiment among Fig. 4 of the present invention is at the part sectioned view in B-B cross section.As shown in Figure 4, the present invention is the lighter that prevents that children from lighting a fire, and it comprises: a body 1, a top cover 2, one emery wheels 3, a fire lid 4 and one lever 5.Wherein, all the structure with common simple type lever lighter shown in Figure 1 is very similar for body 1, top cover 2, emery wheel 3 and fire lid 4, so do not repeat them here.

And lever 5 comprises: a pressing plate 51, a base 53 and a register hole 55, and described base 53 both sides respectively are provided with a protuberance 532, and the fulcrum C with as lever 5 sees also Fig. 5.Described protuberance 532 is the fixing holes 212 that are set in emery wheel seat 21 bottoms, and this fixing hole 212 is to be used for as fulcrum bearing to accept this protuberance 532.And be used for resistance points B as lever 5, and seeing also Fig. 5,55 of register holes pass the nozzles 14 on the closure 11, and are inserted in its neck 141.The pressing plate 51 that is arranged on lever 5 one ends is to be used for point of application A as lever 5, sees also Fig. 5.

In first embodiment of the invention, described pressing plate 51 has an inclined surface, and its section is to assume diamond in shape.

Fig. 6 and Fig. 7 are second embodiment of the present invention figure.Wherein, Fig. 6 is the structural upright exploded view of second embodiment of the invention.Fig. 7 is along the part sectioned view in C-C cross section among Fig. 6.In second embodiment of the invention, its structure and embodiment one are basic identical.Different is that described pressing plate 51 has an inclined surface, and its section is rectangular triangle.For avoiding interfering phenomenon with emery wheel 3, its drift angle is cut.

Fig. 8 and Fig. 9 are third embodiment of the invention figure.Wherein, Fig. 8 is the structural upright exploded view of third embodiment of the invention.Fig. 9 is the part sectioned view of Fig. 8 along D-D line cross section.In third embodiment of the invention, its structure and embodiment one are basic identical.Different is that described pressing plate 51 has an inclined surface, and its section is to be crescent.

Fig. 5, Fig. 7 and Fig. 9 are respectively the present invention again, and this prevents first embodiment, second embodiment and the application of force effect schematic diagram of the 3rd embodiment on tool inclined surface pressing plate 51 of the lighter that children light a fire.As Fig. 5, Fig. 7 and shown in Figure 9, the horizontal positive pitch of lever is α, and the scope of α is 10 °～20 °, and described pressing plate 51 has an inclined surface, and the angle of itself and described lever is θ, and its downward level inclination is θ one α.P is the application of force, and then the effective application of force (that is active component of the application of force) perpendicular to the lever direction is Pcos θ.Effective range in angle theta of the present invention is 27 °～60 °, that is the minimum of a value of θ is 27 °, and the maximum of θ is 60., and because of cos27 °=0.9; Cos60 °=0.5, so the scope of its effective application of force Pcos θ is 0.5P～0.9P.

Figure 10 be the present invention this prevent the leverage schematic diagram of the lighter that children light a fire.As Fig. 5, Fig. 7, Fig. 9 and shown in Figure 10, the horizontal positive pitch of lever is α, and the scope of α is 10 °～20 °, and this pressing plate 51 has an inclined surface, and the angle of itself and described lever is θ, and its downward level inclination is θ-α.P is the application of force, when then using for Pcos θ perpendicular to effective application of force (that is active component of the application of force) of lever direction, the user acts on effective application of force Pcos θ in point of application A with the pressing plate 51 of thumb press lever 5, makes resistance points B produce reaction Qcos θ and Device in Gas that nozzles 11 are extracted out in the bodies 1 via fulcrum C.Because as user the time with the pressing plate 51 of thumb press lever 5, also turn emery wheel 3 and make emery wheel 3 because of 31 frictions produce spark and light to extract out via nozzles 14 and are stored in body 1 interior Device in Gas and light a fire with generation flame to flint.

Because the user is reduced to 0.5P with the application of force P of the pressing plate on the thumb press lever 5 51 by 0.9P, so general child is not easy to cause leading to the anxiety of fire because light a fire playing with a cigarette lighter, this prevents the advantage of the lighter that children light a fire for the present invention.

Claims

1. lighter that prevents that children from lighting a fire, it comprises: a body, a top cover, an emery wheel, Yi Huogai and a lever, this lever comprise a pressing plate, a base and a register hole, and these base both sides respectively are provided with the fulcrum of a protuberance as this lever; And this protuberance is set on the fixing hole of emery wheel seat bottom of top cover, and this fixing hole is used for as fulcrum bearing to accept this protuberance, and the horizontal positive pitch of this lever is α, α is 10 °～20 °, it is characterized in that: described pressing plate has an inclined surface, the angle of itself and described lever is θ, its downward level inclination is θ-α, and the user is P with the application of force of the described pressing plate of thumb press, and the effective application of force that makes this sparking function igniting and act on described lever is Pcos θ, and the effective range of θ is 27 °～60 °, and the scope of its effective application of force Pcos θ is 0.5P～0.9P.

2. the lighter that the children of preventing as claimed in claim 1 light a fire is characterized in that: the section of described pressing plate assumes diamond in shape.

3. the lighter that the children of preventing as claimed in claim 1 light a fire is characterized in that: the section of described pressing plate is the right angled triangle that excises drift angle.

4. the lighter that the children of preventing as claimed in claim 1 light a fire is characterized in that: the section of described pressing plate is crescent.