Kerosene lighter adopting piezoelectric ignition

Abstract

The utility model relates to a kerosene lighter adopting piezoelectric ignition, which comprises a shell, an oil bin and a cotton core, the oil bin and the cotton core are positioned on the shell, a piezoelectric igniter is further arranged on the shell, and the cotton core infiltrated by kerosene in the oil bin is ignited by high-voltage current generated by the piezoelectric igniter. According to the kerosene machine, a new ignition mode is adopted, the piezoelectric igniter is pressed for ignition, piezoelectric ignition energy is large, starting performance is good, operation is easy and convenient, and pressing use resistance is small.

Description

TECHNICAL FIELD

[0001] The utility model relates to lighter technical field, especially point to one with piezoelectric ignition kerosene lighter. BACKGROUND

[0002] Lighter is small -size fire -taking device. Mainly used for taking fire, smoking, also used for cooking and other taking fire. Lighter main part is firing mechanism and gas tank, when firing mechanism action, spurt out spark to the gas area, will ignite gas. Firing mechanism is the most active part in the evolution of lighter, also is the part of more complex structure. According to the characteristics of firing mechanism, lighter can be divided into flint steel wheel lighter, piezoelectric ceramic lighter, magnetic induction lighter, battery lighter, solar lighter, microcomputer lighter 6.

[0003] Among them, the steel wheel of flint steel wheel lighter is made of special steel, and has teeth on the outer periphery. The flint is abutted on the steel wheel surface by a spring. When operating, the steel wheel is heated by friction to generate fire to ignite the cotton core soaked in kerosene. However, this operation of rotating the steel wheel to ignite the flint is not as quick and easy as other lighters, and the operating resistance is relatively large. SUMMARY

[0004] The utility model discloses a kerosene lighter with piezoelectric ignition, which adopts a new ignition method and is simple and convenient to operate.

[0005] The technical scheme of the utility model discloses a kerosene lighter with piezoelectric ignition, which comprises a shell, an oil tank and a cotton core located on the shell, and a piezoelectric igniter is further arranged on the shell. The cotton core soaked in kerosene in the oil tank is ignited by high-voltage current generated by the piezoelectric igniter.

[0006] By adopting the above technical scheme, the kerosene lighter adopts a new ignition method, and the piezoelectric igniter is pressed to ignite. The piezoelectric ignition has excellent starting performance, and the operation is simple and convenient, and the pressing resistance is small.

[0007] Preferably, a button is further arranged on the shell on the side of the ignition head of the cotton core. The button is above the pressure contact end of the piezoelectric igniter and can press downward to make the piezoelectric igniter generate high-voltage current.

[0008] Preferably, the upper part of the shell has a middle frame, the cotton core and the button are arranged on the middle frame, and a windproof area surrounded by a windproof cap is further arranged on the upper part of the middle frame. The windproof area accommodates the upper end ignition head of the cotton core, the button is located on one side of the windproof cap and is in sliding cooperation with the windproof cap, and the piezoelectric ignition wire on the piezoelectric igniter is introduced into the windproof cap to ignite the ignition head of the cotton core.

[0009] Preferably, the upper end of the button has an operating slope, and the lower part of the button has a receiving cavity for accommodating the contact end of the piezoelectric igniter. The operating slope facilitates user operation, and the receiving cavity accommodates the contact end of the piezoelectric igniter, so that the two are not easily separated when pressed.

[0010] Further, the cotton core is arranged in the oil tank, and one end of the cotton core is arranged outside as an ignition head. An installation head is arranged on the middle frame of the shell. A through hole is formed in the installation head for the cotton core to pass through. The cotton core is inserted into the through hole to be connected to the installation head. The installation head and the middle frame are detachably connected.

[0011] By adopting the above technical scheme, the installation head is detachable. The cotton core is inserted into the through hole formed in the installation head. When the cotton core is replaced, the installation head is only needed to be detached, and then the new cotton core is inserted into the through hole from the top to bottom direction. The length of the ignition head can be adjusted by pulling the cotton core. The replacement operation is convenient, and the entire middle frame does not need to be detached.

[0012] Further, the middle frame has a mounting plate. The installation head is arranged on the upper side of the mounting plate. The installation head extends downward from the through hole to form a pipe. The pipe passes through a pipe opening formed in the mounting plate and is in communication with the oil tank.

[0013] By adopting the above technical scheme, the pipe passes through the pipe opening formed in the mounting plate. On the one hand, the installation of the installation head is facilitated. On the other hand, the pipe is in communication with the oil tank.

[0014] Further, the lighter has a head cover on the top. The head cover can be opened or covered to cover the cotton core ignition head and the button. The head cover has a fire extinguishing pipe specially arranged for the cotton core ignition head. The head cover is hinged on the side away from the button.

[0015] By adopting the above technical scheme, the fire extinguishing pipe is specially arranged for the cotton core ignition head. The isolation of air can effectively extinguish the open fire on the cotton core ignition head.

[0016] Preferably, the shell further has a support. The shell is arranged outside the support. The middle frame is arranged on the upper part of the support. The oil tank is integrally formed on the support. The piezoelectric igniter is arranged on the support and located on one side of the oil tank. The structure is reasonable and facilitates ignition. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The utility model discloses a structure diagram of specific embodiment;

[0018] Figure 2 The utility model discloses an internal structure diagram of specific embodiment;

[0019] Figure 3 The utility model discloses an explosion diagram of specific embodiment;

[0020] Figure 4 The structure diagram of the embodiment of the utility model after removing the head cover;

[0021] Figure 5 The structure diagram of the embodiment of the utility model on one side of the middle frame;

[0022] Figure 6 The structure diagram of the embodiment of the utility model on one side of the middle frame;

[0023] Figure 7 The structure diagram of the embodiment of the utility model on one side of the middle frame;

[0024] In the figure: shell 1, middle frame 2, windproof cap 21, mounting plate 22, socket 221, assembly head 23, guard plate 24, oil tank 31, tank mouth 311, piezoelectric igniter 4, button 5, operation slope 51, containing cavity 52, hook plate 53, installation head 6, through port 61, insertion pipe 62, head cover 7, fire extinguishing pipe 71, support 8, end cap 9. Specific implementation

[0025] The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] As Figures 1-7 shown, the utility model discloses a kerosene lighter adopting piezoelectric ignition, including shell 1, oil tank 31 and cotton core (not shown) on shell 1, cotton core is arranged in oil tank 31, and its one end also goes out and is used as ignition head, and piezoelectric igniter 4 (prior art structure) is also arranged on shell 1, and the ignition head of cotton core can be ignited by high-voltage current generated by piezoelectric igniter 4. Piezoelectric igniter is a kind of manual ignition device using piezoelectric effect as theoretical basis and using piezoelectric ceramic as medium, and high-voltage current is generated by the impact of two piezoelectric ceramics (when button is pressed), and it is used in various gas appliances. It is also commonly known as piezoelectric electronic in lighter industry.

[0027] Specifically, button 5 is also arranged on the side of shell 1 corresponding to the ignition head of cotton core, and the button 5 is above the pressure contact end of piezoelectric igniter 4, and can press down piezoelectric igniter 4 to generate high-voltage current. Button 5 is also driven upward by the pressure contact end of piezoelectric igniter 4.

[0028] Specifically, the upper portion of the shell 1 has a middle frame 2, the cotton core and the button 5 are arranged on the middle frame 2, and the upper portion of the middle frame 2 has a windproof area surrounded by a windproof cap 21, the windproof area accommodates the upper end ignition head of the cotton core, the button 5 is located on one side of the windproof cap 21 and is in sliding cooperation with the windproof cap 21, and the piezoelectric ignition wire of the piezoelectric igniter 4 is introduced into the windproof cap 21 to ignite the ignition head of the cotton core. The shell has a gap for the piezoelectric ignition wire to pass through to the windproof cap 21. The button 5 is hooked on one side of the windproof cap 21, and a pair of hook plates 52 are arranged on the windproof cap 21 and the opposite two guard plates 24, and are in sliding cooperation.

[0029] Specifically, the upper end of the button 5 has an operation slope 51, and the lower portion of the button 5 has a receiving cavity 52 for accommodating the contact end of the piezoelectric igniter 4. The operation slope facilitates user operation, and the receiving cavity accommodates the contact end of the piezoelectric igniter, which is not easy to be separated when pressed.

[0030] Specifically, the middle frame 2 of the shell 1 is further provided with a mounting head 6, and a through hole 61 is formed in the mounting head 6 for the cotton core to pass out, the cotton core is inserted into the through hole 61 to be connected to the mounting head 6, and the mounting head 6 is detachably connected to the middle frame 2. The cooperation of the cotton core and the through hole 61 can limit the cotton core from falling out of the through hole 61. The cotton core is indirectly arranged on the middle frame 2 through the mounting head 6, and the mounting head 6 is detachably connected to the middle frame 2, specifically by screw connection, magnetic attraction or buckle connection, or interference fit, etc.

[0031] Specifically, the middle frame 2 has a mounting plate 22, the mounting head 6 is further arranged on the upper side of the mounting plate 22, and the mounting head 6 further extends downward from the through hole 61 to form a pipe 62, the pipe 62 further passes through a socket 221 formed in the mounting plate 22 and is in communication with the oil tank 31. Of course, the pipe 62 can not be provided, and the through hole 61 above and the oil tank 31 below are communicated through the socket 221; or the mounting head 6 is directly arranged at the socket 221 of the mounting plate 22.

[0032] Specifically, the middle frame 2 extends downward to form a fitting head 23, the fitting head 23 is inserted into the tank opening 311 of the oil tank 31 and forms a matching seal, the mounting head 6 further forms a seal to the socket 221, and the fitting head 23 forms the socket 221 in the inner circle, and the outer circle of the fitting head 23 is a tapered surface to facilitate insertion into the tank opening 311 of the oil tank 31. The pipe passes through the socket formed in the mounting plate, on the one hand, it is convenient for the installation and positioning of the mounting head, and on the other hand, it is convenient for the pipe to communicate with the oil tank.

[0033] Specifically, the shell 1 is further provided with a support 8, the shell 1 is sleeved on the support 8, the middle frame 2 is arranged on the upper portion of the support 8, the oil tank 31 is integrally formed on the support 8, and the piezoelectric igniter 4 is arranged on the support 8 and located at one side of the oil tank 31. The support 8 is further provided with a fuel filling port which is opened at the bottom of the oil tank 31, and the fuel filling port is closed by a detachable sealing head 9.

[0034] Specifically, the lighter further has a head cover 7 at the top of the lighter, the head cover 7 can be opened or covered to cover the cotton core ignition head and the button 5, the head cover 7 is further provided with a fire extinguishing pipe 71 which is specially arranged on the cotton core ignition head, and the head cover 7 is hinged on the side away from the button 5. The head cover 7 is hinged on the shell 1, the middle frame 2 or the support 8. The lower end of the fire extinguishing pipe 71 is a horn port and can cover the installation head 6, and the upper surface of the installation head 6 is provided with a matching taper surface. The cotton core ignition head is specially covered by the fire extinguishing pipe, and the isolation of air can effectively extinguish the open fire on the cotton core ignition head.

[0035] The kerosene lighter adopts a new ignition mode, the piezoelectric igniter 4 is pressed by pressing the button 5 on one side, the piezoelectric igniter 4 generates a high-voltage current to ignite the cotton core ignition head, the piezoelectric ignition has large energy and excellent starting performance, and the pressing ignition is simple and convenient to operate compared with the steel wheel ignition, and the pressing use resistance is small.

[0036] The installation head 6 is further detachable, the cotton core is inserted into the through port 61 arranged on the installation head 6, when the cotton core is replaced, the installation head 6 is only needed to be detached from the middle frame 2, then a new cotton core is inserted into the through port 61 from bottom to top, after the cotton core is inserted, the exposed cotton core head is clamped and pulled up to adjust the length of the exposed cotton core ignition head, then the installation head 6 is arranged on the middle frame 2, the insertion pipe 62 passes through the insertion port 221 arranged on the mounting plate 22, and the lower portion of the cotton core enters the oil tank 31, and the product is convenient to operate when the cotton core is replaced, and the whole middle frame does not need to be detached.

[0037] The middle frame, the support and the shell can be integrally arranged or in a split structure.

[0038] It should be noted that, in the description of the utility model, all the directional indications (such as up, down, front, back, etc.) are only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture (as shown in the drawings), if the specific posture changes, the directional indications also change accordingly.

[0039] In addition, in the utility model, the description such as "first", "second" and the like is only used for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. In the description of the utility model, the meaning of "several" is at least two, for example, two, three and the like, unless otherwise specifically limited.

[0040] In the description of the utility model, unless another explicit stipulation and limit, the term " install " " link " " couple " " connect " " fix " should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated, can be mechanical connection, also can be electric connection, can be direct connection, also can indirectly connect through the intermediate medium, can be the communication of two elements inside or the interaction relationship of two elements. For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A kerosene lighter with piezoelectric ignition, comprising a housing (1), an oil tank (31) on the housing (1), characterized in that: The piezoelectric igniter (4) generates high voltage current to ignite the cotton core soaked in kerosene in the oil tank (31). The cotton core is arranged in the oil tank (31) and one end of the cotton core is arranged outside as an ignition head. The upper part of the shell (1) has a middle frame (2), and the cotton core is arranged on the middle frame (2). The middle frame (2) also has a windproof area surrounded by a windproof cap (21), which accommodates the upper end of the cotton core. The piezoelectric ignition wire on the piezoelectric igniter (4) is introduced into the windproof cap (21) to ignite the ignition head of the cotton core.

2. A kerosene lighter using piezoelectric ignition according to claim 1, characterized in that: The shell (1) also has a button (5) on one side, which corresponds to the upper side of the piezoelectric igniter (4) and can press downward to generate high voltage current. The button (5) is arranged on the middle frame (2) and is located on the side of the windproof cap (21) and is in sliding cooperation with the windproof cap (21).

3. A pressurized kerosene lighter with piezoelectric ignition according to claim 2, characterized in that: The upper end of the button (5) has an operating slope (51), and the lower part of the button (5) has a receiving cavity (52) for the piezoelectric igniter (4).

4. A kerosene lighter with piezoelectric ignition according to any one of claims 1-3, characterized in that: The middle frame (2) of the shell (1) also has a mounting head (6), and the mounting head (6) has a through hole (61) for the cotton core to pass out. The cotton core is inserted into the through hole (61) to be connected to the mounting head (6). The mounting head (6) is detachably connected to the middle frame (2).

5. A kerosene lighter employing piezoelectric ignition as defined in claim 4, wherein: The middle frame (2) has a mounting plate (22), and the mounting head (6) is located on the upper side of the mounting plate (22). The mounting head (6) also has a pipe (62) extending downward from the through hole (61). The pipe (62) also passes through the insertion hole (221) on the mounting plate (22) and is in communication with the oil tank (31).

6. A kerosene lighter using piezoelectric ignition according to claim 2 or 3, characterized in that: The lighter also has a head cover (7) on the top, which can be opened or covered to cover the cotton core ignition head and the button (5). The head cover (7) also has a fire extinguishing pipe (71) specially covering the cotton core ignition head. The head cover (7) is hinged on the side away from the button (5).

7. A kerosene lighter with piezoelectric ignition according to any one of claims 1-3, characterized in that: The shell (1) also has a support (8), and the shell (1) is arranged outside the support (8). The middle frame (2) is arranged on the upper part of the support (8). The oil tank (31) is integrally formed on the support (8). The piezoelectric igniter (4) is arranged on the support (8) and located on one side of the oil tank (31).

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