Ignition device

Abstract

The ignition device comprises a fuel barrel used for containing fuel, the upper end of the fuel barrel is connected with an upper shell, the ignition device further comprises a vaporization furnace and a windproof cover, the vaporization furnace is located in the windproof cover and communicated with the fuel barrel through a pipe, the upper shell comprises a first shell and a second shell, and the first shell and the second shell are communicated with each other through a pipe. The first shell and the second shell are oppositely combined to form the upper shell; the rear part of the windproof cover is clamped between the first shell and the second shell, and the front part of the windproof cover extends out of the upper shell; and a positioning part is arranged at the rear part of the gasification furnace and is clamped between the first shell and the second shell.

Description

Technical Field

[0001] The utility model relates to an ignition device. Background Art

[0002] Ignition devices such as lighters and ignition guns include a fuel cylinder for containing fuel. The upper end of the fuel cylinder is connected to an upper housing, and also includes a vaporization furnace and a windproof cover. The vaporization furnace is located in the windproof cover and is communicated with the fuel cylinder through a pipe.

[0003] In CN220321366U, an ignition device for a lighter is disclosed, which includes a windproof cover, a vaporization furnace and a plug piece. The vaporization furnace is arranged inside the windproof cover. One end outer surface of the vaporization furnace is inserted into the inner wall of the windproof cover, and one end outer surface of the vaporization furnace is inserted into the inner wall of the plug piece. The outer surface of the plug piece is arranged on one side of the windproof cover. In fact, this structure connects the vaporization furnace and the windproof cover into an integral assembly, which makes the head of the vaporization furnace necessarily exposed outside the plug piece, thus making the windproof function of the windproof cover ineffective, and it is still rather troublesome during assembly. Summary of the Utility Model

[0004] In order to overcome the above deficiencies of the existing ignition devices, the utility model provides an ignition device with better windproof function and simpler assembly.

[0005] The technical solution adopted by the utility model to solve its technical problems is: an ignition device, which includes a fuel cylinder for containing fuel. The upper end of the fuel cylinder is connected to an upper housing, and also includes a vaporization furnace and a windproof cover. The vaporization furnace is located in the windproof cover and is communicated with the fuel cylinder through a pipe;

[0006] The upper housing includes a first housing and a second housing. The first housing and the second housing form the upper housing after being joined together;

[0007] The rear part of the windproof cover is clamped between the first housing and the second housing, and the front part of the windproof cover extends out of the upper housing;

[0008] A positioning part is provided at the rear part of the vaporization furnace, and the positioning part is clamped between the first housing and the second housing.

[0009] Furthermore, a clamping block is provided on the inner side surface of the first housing and / or the second housing, and a clamping notch is provided on the windproof cover. The clamping block is snapped into the clamping notch; or, a clamping notch is provided on the side surface of the first housing and / or the second housing, and a clamping block is provided on the windproof cover. The clamping block is snapped into the clamping notch.

[0010] Further, a positioning ring is sleeved on the rear part of the vaporization furnace, and the positioning ring forms the positioning part. The positioning ring has a perforation through which the pipe passes.

[0011] Further, a positioning sleeve is provided on the positioning ring, and the rear part of the vaporization furnace is inserted into the positioning sleeve.

[0012] Further, the inner side wall of the first housing has two pairs of protruding first positioning plates, and a first sandwich layer is formed between each pair of first positioning plates; the inner side wall of the second housing has two pairs of protruding second positioning plates, and a second sandwich layer is formed between each pair of second positioning plates; after the first housing and the second housing are joined, the positioning ring is clamped between the first sandwich layer and the second sandwich layer.

[0013] Further, a first arc-shaped plate adapted to the side edge of the positioning ring is provided in the first sandwich layer, and a second arc-shaped plate adapted to the side edge of the positioning ring is provided in the second sandwich layer; after the first housing and the second housing are joined, the side edge of the positioning ring abuts against the first arc-shaped plate and the second arc-shaped plate.

[0014] Further, the vaporization furnace is completely located inside the windproof cover.

[0015] The beneficial effects of the present utility model are as follows: The vaporization furnace and the windproof cover are separately provided, so that the vaporization furnace can be located in the windproof cover, especially the vaporization furnace can be completely located inside the windproof cover, thereby enabling the windproof cover to play a better windproof role; the vaporization furnace is clamped between the first housing and the second housing through the positioning part at its rear part, and the windproof cover is clamped between the first housing and the second housing, and the assembly is very simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the present utility model.

[0017] Figure 2 is an exploded view at the upper housing.

[0018] Figure 3 is a schematic internal structure diagram at the upper housing.

[0019] Figure 4 is a schematic internal structure diagram at the upper housing after removing the windproof cover.

[0020] Figure 5 is a schematic structural diagram of the first housing.

[0021] Figure 6 is a schematic structural diagram of the vaporization furnace and the positioning ring.

[0022] Figure 7 is an exploded view of the vaporization furnace and the positioning ring. Detailed implementation manners

[0023] The present utility model will be further described in detail below in conjunction with the accompanying drawings and specific implementation manners.

[0024] Refer to Figures 1-7 , an ignition device, including a fuel cylinder 1 for containing fuel, an upper shell 2 is connected to the upper end of the fuel cylinder 1, and further includes a vaporizing furnace 3 and a wind shield 4. The vaporizing furnace 3 is located inside the wind shield 4 and the vaporizing furnace 3 is communicated with the fuel cylinder 1 through a pipe 5.

[0025] The upper shell 2 includes a first shell 2-1 and a second shell 2-2. After the first shell 2-1 and the second shell 2-2 are combined, the upper shell 2 is formed. The connection manner after the first shell 2-1 and the second shell 2-2 are combined can be snap connection, connection by using fasteners such as screws, etc.

[0026] The rear part of the wind shield 4 is clamped between the first shell 2-1 and the second shell 2-2, that is, after the first shell 2-1 and the second shell 2-2 are combined, the wind shield 4 is clamped between the first shell 2-1 and the second shell 2-2. The front part of the wind shield 4 extends out of the upper shell 2. In one embodiment, a clamping block 6 is provided on the inner side surface of the first shell 2-1 and / or the second shell 2-2, and a clamping notch 7 is provided on the wind shield 4. The clamping block 6 is snapped into the clamping notch 7, so that the wind shield 4 is more stable after assembly. Or, a clamping notch is provided on the side surface of the first shell and / or the second shell, and a clamping block is provided on the wind shield. The clamping block is snapped into the clamping notch.

[0027] A positioning part is provided at the rear part of the vaporizing furnace 3, and the positioning part is clamped between the first shell 2-1 and the second shell 2-2. In one embodiment, a positioning ring 8 is sleeved on the rear part of the vaporizing furnace 3. The positioning ring 8 forms the positioning part, and the positioning ring 8 has a through hole for the pipe 5 to pass through. In order to facilitate the assembly of the positioning ring 8 and the vaporizing furnace 3, in one embodiment, a positioning sleeve 9 is provided on the positioning ring 8. The rear part of the vaporizing furnace 3 is sleeved into the positioning sleeve 9, and the positioning ring 8 can be conveniently assembled onto the vaporizing furnace 3 through the positioning sleeve 9.

[0028] In the present utility model, the vaporizing furnace 3 and the wind shield 4 are separately arranged, so that the vaporizing furnace 3 can be located in the wind shield 4. A particularly preferred solution is that the vaporizing furnace 3 is completely located inside the wind shield 4, so that the wind shield 4 can play a better role in wind prevention; the vaporizing furnace 3 is clamped between the first shell 2-1 and the second shell 2-2 through the positioning part at its rear part, and the wind shield 4 is clamped between the first shell 2-1 and the second shell 2-2, and the assembly is very simple.

[0029] In one embodiment, the inner sidewall of the first housing 2-1 has two pairs of protruding first positioning plates 10, and a first sandwich layer 11 is formed between each pair of first positioning plates 10, that is, two first sandwich layers 11 are provided on the inner sidewall of the first housing 2-1; the inner sidewall of the second housing 2-2 has two pairs of protruding second positioning plates 12, and a second sandwich layer 13 is formed between each pair of second positioning plates 12, that is, two second sandwich layers 13 are provided on the inner sidewall of the second housing 2-2. After the first housing 2-1 and the second housing 2-2 are joined together, the positioning ring 8 is clamped in the first sandwich layer 11 and the second sandwich layer 13, so that the positioning ring 8 is more stable when clamped between the first housing 2-1 and the second housing 2-2. Herein, "the positioning ring is clamped in the first sandwich layer and the second sandwich layer" means that the positioning ring 8 is located in the first sandwich layer 11 and the second sandwich layer 13. The positioning ring can clamp the first sandwich layer and the second sandwich layer, or the positioning ring can only be located in the first sandwich layer and the second sandwich layer but not be clamped.

[0030] In one embodiment, a first arc-shaped plate 14 adapted to the side edge of the positioning ring 8 is provided in the first sandwich layer 11, and a second arc-shaped plate 15 adapted to the side edge of the positioning ring 8 is provided in the second sandwich layer 13; after the first housing 2-1 and the second housing 2-2 are joined together, the side edge of the positioning ring 8 abuts against the first arc-shaped plate 14 and the second arc-shaped plate 15. Due to the arc-shaped arrangement of the first arc-shaped plate 14 and the second arc-shaped plate 15, the side edge of the positioning ring 8 can abut against the first arc-shaped plate 14 and the second arc-shaped plate 15 over a large area, and can be more stably clamped between the first housing 2-1 and the second housing 2-2 after the first housing 2-1 and the second housing 2-2 are joined together.

[0031] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The above describes the embodiments of the present invention. However, the present invention is not limited to the above embodiments. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. An ignition device, comprising a fuel cartridge for containing fuel, an upper housing is connected to the upper end of the fuel cartridge, and further comprising a vaporizer and a wind shield. The vaporizer is located within the wind shield and is communicated with the fuel cartridge through a pipe. It is characterized in that: The upper housing comprises a first housing and a second housing, and the first housing and the second housing form the upper housing after being joined together; The rear part of the wind shield is clamped between the first housing and the second housing, and the front part of the wind shield projects out of the upper housing; A positioning portion is provided at the rear part of the vaporizer, and the positioning portion is clamped between the first housing and the second housing.

2. The ignition device according to claim 1, characterized in that: A clamping block is provided on the inner side surface of the first housing and / or the second housing, and a clamping opening is provided on the wind shield, and the clamping block is snapped into the clamping opening; Alternatively, a clamping opening is provided on the side surface of the first housing and / or the second housing, and a clamping block is provided on the wind shield, and the clamping block is snapped into the clamping opening.

3. The ignition device according to claim 1, characterized in that: A positioning ring is sleeved on the rear part of the vaporizer, the positioning ring forms the positioning portion, and the positioning ring has a perforation for the pipe to pass through.

4. The ignition device according to claim 3, characterized in that: A positioning sleeve is provided on the positioning ring, and the rear part of the vaporizer is inserted into the positioning sleeve.

5. The ignition device according to claim 3, characterized in that: The inner side wall of the first housing has two pairs of protruding first positioning plates, and a first sandwich layer is formed between each pair of first positioning plates; the inner side wall of the second housing has two pairs of protruding second positioning plates, and a second sandwich layer is formed between each pair of second positioning plates; after the first housing and the second housing are joined together, the positioning ring is clamped within the first sandwich layer and the second sandwich layer.

6. The ignition device according to claim 5, characterized in that: A first arc-shaped plate adapted to the side edge of the positioning ring is provided within the first sandwich layer, and a second arc-shaped plate adapted to the side edge of the positioning ring is provided within the second sandwich layer; after the first housing and the second housing are joined together, the side edge of the positioning ring abuts against the first arc-shaped plate and the second arc-shaped plate.

7. The ignition device according to any one of claims 1-6, characterized in that: The vaporizer is completely located within the wind shield.

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