Flame distribution lighter

Abstract

The utility model provides a flame distribution lighter which comprises a gas storage structure, a gas outlet structure and an ignition structure, the gas outlet structure comprises a gas distribution cavity, and the gas distribution cavity is provided with a gas inlet channel connected with the gas storage structure and a plurality of gas outlet channels matched with the ignition structure. The gas inlet channel is simultaneously communicated with a plurality of gas outlet channels through the gas distribution cavity, and the diameters of the gas outlet channels are large from top to bottom; during ignition, each gas outlet channel forms an independent flame, and the independent flames are distributed according to the arrangement shape of the gas outlet channels and combined to form a large flame, such as flames arranged in a long strip shape or flames arranged in a round shape. In order to meet the requirements for gas output and regular distribution of flames at the same time, the gas outlet channel is designed to be in a big-end-down mode, so that the gas output of the gas outlet channel meets the ignition requirement, and the problems that flames are too large due to the fact that each gas outlet hole is too large, and regular flames cannot be formed in a small space are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of lighters, in particular to a flame distribution lighter. Background Art

[0002] As a small fire-making device, lighters are mainly used for smoking, cooking and other fire-making. With the development of lighter manufacturing technology, the types of flames in lighters are constantly increasing. In recent years, my country has become the world's largest lighter manufacturing base, with annual output accounting for more than 2 / 3 of the world's total sales. With the increase in market demand for lighters, more and more people are looking for lighters with better appearance, more ignition functions and flame types in addition to their own fire-making function.

[0003] Lighters with flame size adjustment function are very common, for example, the flame size can be adjusted by adjusting the gas output. For example, the lighter structure and adjustment structure provided by the Chinese utility model patent with authorization announcement number CN208349339U is a lighter jet device with a composite flame, which includes a gas outlet device, a diffuser, a pry plate, a gas adjustment ring, a diverter, a flame controller, a gland and an ignition device. The upper end of the gas outlet device is provided with a face valve, the upper end of the face valve is provided with a gas outlet needle, and the lower end of the gas outlet device is provided with a gas inlet. Gas port, a hose is connected to the lower end of the gas inlet, an air regulating ring is installed on the face valve, one end of the pry plate is installed and inserted on the lower side of the gas outlet needle, the other end of the pry plate is placed on the upper end of the ignition device, a pressure cover is provided on the upper side of the ignition device, the pressure cover is on the upper side of the pry plate, the ignition device is arranged on the side of the gas outlet device, a diffuser is provided on the upper side of the gas outlet device, the diffuser consists of a gas mixing chamber, a diverter, a flame controller and a combustion chamber, and the thickness and shape of the ejected flame can be adjusted according to different needs.

[0004] In order to further enrich the ignition function and ignition effect of the lighter, the applicant has improved the gas outlet mechanism of the lighter so that the flame of the lighter has a larger and more regularly arranged flame compared to the traditional single flame structure. While increasing the flame, the arrangement of the flame meets the needs, thereby improving the practicality and interest of the product. Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art and provide a flame distribution lighter. The technical solution adopted by the utility model is as follows:

[0006] A flame distributing lighter comprises a gas storage structure, an air outlet structure and an ignition structure, wherein the air outlet structure comprises a gas distribution chamber, the gas distribution chamber has an air inlet channel connected to the gas storage structure and a plurality of air outlet channels matched with the ignition structure, and the air inlet channel is connected to the plurality of air outlet channels simultaneously through the gas distribution chamber; the gas distribution chamber comprises a bottom plate with an air inlet channel and a distribution plate with a plurality of air outlet channels; an end of the air outlet channel close to the gas distribution chamber is a first air outlet end, an end of the air outlet channel away from the gas distribution chamber is a second air outlet end, and a diameter of the first air outlet end is greater than a diameter of the second air outlet end.

[0007] Preferably, the air outlet passage is in a trumpet shape, and the diameter gradually decreases from the first air outlet end to the second air outlet end.

[0008] Preferably, the base plate and the distribution plate are separately arranged, and the base plate and the distribution plate are buckled up and down to form a gas distribution chamber between the two; the base plate is integrated on the middle frame of the lighter, and the air inlet channel is connected to the air valve of the gas storage structure.

[0009] Preferably, the middle frame has a first positioning groove for positioning and installing the distribution plate, and the lower end surface of the distribution plate has an inner recess, and the inner recess cooperates with the bottom plate to form a gas distribution chamber.

[0010] Preferably, the bottom plate has a second positioning groove, in which a sealing ring is embedded. When the bottom plate and the distribution plate are buckled together, the distribution plate is located above the sealing ring and limits the sealing ring.

[0011] Preferably, the middle frame further comprises a supporting portion, and the supporting portion is connected to an upper cover of the lighter; the upper cover is provided with an ignition cavity and an ignition port located on the side of the ignition cavity at a position above the distribution plate.

[0012] Preferably, the upper cover is integrally arranged with the middle frame, and the ignition chamber is connected to the first positioning groove; further, the distribution plate is strip-shaped, and the ignition chamber is a strip-shaped groove opened on the surface of the upper cover, the diameter of the first positioning groove is smaller than the diameter of the ignition chamber, and there is a transition slope between the first positioning groove and the ignition chamber.

[0013] Preferably, a lighter adopting the above structure includes a shell and an upper cover located at the top of the shell, the ignition structure is located in the upper cover, a groove is provided on the upper surface of the upper cover to form an ignition chamber, and the groove exposes the upper surface of the distribution plate to connect the ignition chamber to the air outlet channel; the ignition switch is arranged on the side of the shell and does not occupy the upper end space, so as to maximize the length or width of the ignition chamber.

[0014] Preferably, on the distribution plate with the above structure, a plurality of air outlet channels are linearly arranged or arranged to form a geometric pattern on the distribution plate, and the distribution plate has at least five air outlet channels arranged at intervals.

[0015] The beneficial effects of the utility model are as follows: the device arranges a plurality of outlet channels in the gas distribution chamber of the lighter outlet structure, which are connected with the air inlet channel at the same time, and the outlet channels are made small at the top and large at the bottom; when igniting, each outlet channel discharges gas to form an independent flame, and the plurality of outlet channels are randomly or regularly arranged, so that the plurality of independent flames distribute flames according to the arrangement shape of the outlet channels, and are combined to form a large flame, for example, a flame arranged in a long strip or a flame arranged in a circle, and the temperature distribution of a large flame formed in this form is relatively uniform, which is convenient for igniting multiple targets at the same time;

[0016] In order to meet the requirements of gas output and regular flame distribution at the same time, the gas outlet channel is designed to be small at the top and large at the bottom, so that the gas outlet of the gas outlet channel can not only meet the ignition requirements, but also avoid the problem that each gas outlet hole is too large, resulting in too large flames and inability to form a regular flame in a small space. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, without paying creative labor, other drawings obtained based on these drawings still belong to the scope of the utility model.

[0018] Figure 1 This is a schematic diagram of the appearance of Example 1 of this solution;

[0019] Figure 2 This is a structural diagram of Example 1 of this solution (hidden housing);

[0020] Figure 3 It is a cross-sectional view of embodiment 1 of the present scheme;

[0021] Figure 4 This is an exploded schematic diagram of Example 1 of this scheme (with the housing hidden);

[0022] Figure 5 This is a partial structural cross-sectional view of Example 1 of this scheme;

[0023] In the figure, 1-upper cover, 101-ignition chamber, 102-ignition port, 2-housing, 301-ignition switch, 4-middle frame, 41-air inlet channel, 42-gas distribution chamber, 43-first positioning groove, 44-second positioning groove, 45-support part, 5-distribution plate, 51-air outlet channel, 52-inner recess. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below with reference to the accompanying drawings.

[0025] It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are for distinguishing two non-identical entities with the same name or non-identical parameters. It can be seen that "first" and "second" are only for the convenience of expression and should not be understood as limitations on the embodiments of the present invention. The subsequent embodiments will not explain this one by one.

[0026] The directions and positions mentioned in the present invention, such as "upper", "lower", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., are only for reference to the directions or positions of the drawings. Therefore, the directions and positions used are used to explain and understand the present invention, but not to limit the scope of protection of the present invention.

[0027] like Figure 1-Figure 5 As shown, a flame distribution lighter comprises an upper cover 1 and a shell 2, as well as a gas storage structure, a gas outlet structure, and an ignition structure. The ignition structure is located in the upper cover 1, the gas storage structure and corresponding control structures such as gas valves are located in the shell 2, and the gas outlet structure is located between the gas storage structure and the ignition structure.

[0028] The gas outlet structure includes a gas distribution chamber 42, and the gas distribution chamber 42 has an air inlet channel 41 connected to the gas storage structure and a plurality of air outlet channels 51 matched with the ignition structure, and the air inlet channel 41 is connected to seven air outlet channels 51 at the same time through the gas distribution chamber 42; the gas distribution chamber 42 includes a bottom plate with an air inlet channel 41 and a distribution plate 5 with a plurality of air outlet channels 51; the end of the air outlet channel 51 close to the gas distribution chamber 42 is a first air outlet end, and the end of the air outlet channel 51 away from the gas distribution chamber 42 is a second air outlet end, and the diameter of the first air outlet end is greater than the diameter of the second air outlet end.

[0029] Specifically, refer to Figure 3 , Figure 5 The air outlet channel 51 is in a trumpet shape, and the diameter gradually decreases from the first air outlet end to the second air outlet end.

[0030] The bottom plate and the distribution plate 5 are separately arranged, and the bottom plate and the distribution plate 5 are buckled up and down to form a gas distribution chamber 42 therebetween. The bottom plate is integrated on the middle frame 4 of the lighter, and the air inlet channel 41 is connected to the air valve of the gas storage structure; specifically: the middle frame 4 has a first positioning groove 43 for positioning and installing the distribution plate 5, and the lower end surface of the distribution plate 5 has an inner recess, and the inner recess cooperates with the bottom plate to form the gas distribution chamber 42; the bottom plate also has a second positioning groove 44, and a sealing ring is embedded in the second positioning groove 44. When the bottom plate and the distribution plate 5 are buckled up and down, the distribution plate 5 is located above the sealing ring and limits the sealing ring.

[0031] The middle frame 4 also includes a support portion 45, and the middle frame 4 is integrally connected to the upper cover 1 of the lighter through the support portion 45 (the middle frame 4 of the present embodiment can be understood as an extended bracket of the upper cover 1, and the separate names in the text are only for the convenience of description and understanding of those skilled in the art, and do not necessarily mean that they are two components with completely independent functions); an ignition cavity 101 and ignition ports 102 located on both sides of the ignition cavity 101 are arranged in the upper cover 1 above the distribution plate 5, and the ignition ports 102 are used for the ignition needle to pass through to the top of the air outlet 51 to facilitate ignition; the outer peripheral wall of the upper cover 1 is positioned and matched with the lighter shell 2 in a stepped manner, so that the upper cover 1 and the outer side surface of the lighter shell 2 are combined to form a smooth plane, making the overall appearance of the lighter more beautiful.

[0032] Reference Figure 5 The ignition chamber 101 is connected to the first positioning groove 43. In this embodiment, the distribution plate is arranged in a strip shape, which is easy to process. There are seven air outlet channels distributed in a straight line on the distribution plate. The ignition chamber 101 is a strip-shaped groove opened on the surface of the upper cover 1. Its shape is adapted to the distribution plate, so that the distribution plate is easy to assemble; the diameter of the first positioning groove 43 is slightly smaller than the diameter of the ignition chamber, and there is a transition slope between the first positioning groove 43 and the ignition chamber 101, which guides during assembly; the sliding ignition switch 301 that controls the opening and closing of the gas valve is located on the side of the shell, so that the upper cover on the top of the shell only has an ignition and ignition structure, which can make the area or length of the ignition chamber 101 as large as possible, refer to Figure 1 The lighter does not have a closed head cover, and the ignition chamber is exposed in a long strip at the top of the upper cover, and the flame shape formed when ignited is obvious.

[0033] A person skilled in the art may arrange a plurality of gas outlet channels 51 on the distribution plate 5 linearly or in a geometric pattern as required, for example, arranging a plurality of gas outlet channels 51 in an arc so that the flame is arranged in an arc shape, or arranging a plurality of gas outlet channels 51 in a circle so that the flame is cylindrical.

[0034] According to the research and testing by the inventor, within the width range of existing ordinary lighters, the distribution plate 5 can be provided with at least five air outlet channels 51 arranged at intervals to form a basic linear shape. In this embodiment, seven air outlet channels 51 are arranged in a straight line, so that the shape of the formed fire wall can be linear and more regular.

[0035] When the device is in use, the sliding ignition switch 301 protruding from the shell 2 is pushed to open the gas valve of the gas storage structure, and gas is supplied to the gas distribution chamber through the gas inlet channel 41, and the gas is distributed through a plurality of gas outlet channels 51 of the gas distribution chamber. At this time, the ignition needle ignites the gas from the ignition port 102 on both sides of the ignition chamber 101, and the independent flames formed by each gas outlet channel 51 are arranged as needed to realize flame distribution, and finally combined to form a large flame arranged linearly or in a certain geometric shape.

[0036] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope covered by the present invention.

Claims

1. A flame distribution lighter, comprising a gas storage structure, a gas outlet structure, and an ignition structure, characterized in that: The gas outlet structure comprises a gas distribution chamber (42), the gas distribution chamber (42) having an inlet channel (41) connected to the gas storage structure and a plurality of outlet channels (51) matched with the ignition structure, and the inlet channel (41) is connected to the plurality of outlet channels (51) through the gas distribution chamber (42); the gas distribution chamber (42) comprises a bottom plate provided with an inlet channel (41) and a distribution plate (5) provided with a plurality of outlet channels (51); The end of the gas outlet channel (51) close to the gas distribution chamber (42) is a first gas outlet end, and the end of the gas outlet channel (51) away from the gas distribution chamber (42) is a second gas outlet end. The diameter of the first gas outlet end is greater than the diameter of the second gas outlet end.

2. A flame dispensing lighter according to claim 1, characterized in that: The air outlet channel (51) is in a trumpet-mouth shape, and the diameter gradually decreases from the first air outlet end to the second air outlet end.

3. A flame dispensing lighter according to claim 1, characterized in that: The bottom plate and the distribution plate (5) are arranged separately, and the bottom plate and the distribution plate (5) are buckled up and down to form a gas distribution chamber (42) between the two; the bottom plate is integrated on the middle frame (4) of the lighter, and the air intake channel (41) is connected to the air valve of the gas storage structure.

4. A flame dispensing lighter according to claim 3, characterized in that: The middle frame (4) has a first positioning groove (43) for positioning and installing a distribution plate (5), and the lower end surface of the distribution plate (5) has an inner recess (52), and the inner recess (52) cooperates with the bottom plate to form a gas distribution chamber (42).

5. A flame dispensing lighter according to claim 3, characterized in that: The bottom plate is provided with a second positioning groove (44), a sealing ring is embedded in the second positioning groove (44), and when the bottom plate and the distribution plate (5) are buckled up and down, the distribution plate (5) is located above the sealing ring and limits the sealing ring.

6. A flame dispensing lighter according to claim 3, characterized in that: The middle frame (4) also includes a support portion (45), and the support portion (45) is connected to the upper cover (1) of the lighter; the upper cover (1) is provided with an ignition cavity (101) and an ignition port (102) located on the side of the ignition cavity (101) at a position above the distribution plate (5).

7. A flame dispensing lighter according to claim 6, characterized in that: The upper cover (1) and the middle frame (4) are integrally arranged, and the ignition chamber (101) and the first positioning groove (43) are connected.

8. A flame dispensing lighter according to claim 7, characterized in that: The distribution plate (5) is in a strip shape, the ignition cavity (101) is in a strip-shaped groove opened on the surface of the upper cover (1), the diameter of the first positioning groove (43) is smaller than the diameter of the ignition cavity (101), and a transition slope exists between the first positioning groove (43) and the ignition cavity (101).

9. A flame dispensing lighter according to any one of claims 1 to 8, characterized in that: The lighter comprises a housing (2) and an upper cover (1) located at the top of the housing (2); the ignition structure is located inside the upper cover (1); a groove is provided on the upper surface of the upper cover (1) to form an ignition chamber (101); the groove exposes the upper surface of the distribution plate (5) so that the ignition chamber (101) is connected to the gas outlet channel (51); The ignition switch (301) is arranged on the side of the housing (2).

10. A flame dispensing lighter according to any one of claims 1 to 8, characterized in that: The plurality of gas outlet channels (51) are arranged linearly or in a geometric pattern on the distribution plate (5), and the distribution plate (5) has at least five gas outlet channels (51) arranged at intervals.

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