JP5478977B2 - Lighter fuel chamber housing structure and lighter - Google Patents

Description

  The present invention relates to a lighter fuel chamber housing structure that contains liquid fuel, liquefied petroleum gas, or the like as fuel, and in particular, a lighter fuel chamber housing structure having a desired pressure and air tightness performance without welding or brazing. The present invention relates to a lighter having a housing structure.

  In the case of a liquid fuel lighter as shown in Patent Documents 1 and 2 below, since the liquid fuel is composed of a hexane-based compound or hydrocarbon, the lighter fuel chamber is prone to chemical degradation due to cracks or the like. . Moreover, liquid fuel does not turn into gas instantaneously like gas fuel. Therefore, liquid fuel leaked during ignition or refueling may ignite and cause unexpected fuel (combustion). In the case of a liquid fuel lighter, the lighter fuel chamber has a metal housing structure with excellent heat resistance. Often configured.

On the other hand, in the case of a gas lighter using liquefied petroleum gas as a fuel, there is no problem of the above-mentioned chemical deterioration or slowing of the vaporization speed, so the lighter fuel chamber may be configured with an inexpensive synthetic resin housing structure. Many.
However, even in that case, the mechanical strength of the synthetic resin is inferior to that of metal, so the lighter fuel chamber has a cylindrical shape in order to increase the wall thickness of the lighter fuel chamber and to distribute the pressure in the lighter fuel chamber. To maintain the required mechanical strength.

Further, when configuring the lighter fuel chamber of the pressure-resistant airtight to withstand liquid-tight structure by a metal housing structure, conventionally as shown in FIG. 10, a bottomed cylindrical metal such as iron or brass or copper by press working or the like The side body 203 of the lighter fuel chamber 201 is formed by molding into a shape or a bottomless cylindrical shape, and the lighter fuel chamber is formed by joining the canopy 205 or both the canopy 205 and the bottom lid 207 by brazing or welding. 201.

JP 2006-132787 A JP 2006-132786 A

The conventional configuration has the following problems. First, the operation of joining the canopy and the bottom lid to the side body of the lighter fuel chamber by brazing, welding, or the like requires skilled skills, and has been a major cause of an increase in processing costs as the number of processing steps increases.
In addition, since the brazing and welding are performed by heating the joint, a partial distortion occurs in the heated joint, and there is a problem of deterioration in dimensional accuracy due to the protruding welding material or the protruding welding. There is also a problem that the processing man-hour of the material is generated.

Moreover, since the solder used for brazing contains toxic substances such as lead, there is a possibility that the use will be limited in the future.
Furthermore, when the lighter fuel chamber is configured by a synthetic resin housing structure, the lighter fuel chamber has a smaller fuel storage capacity due to the above-described structure necessary for ensuring mechanical strength. There was a drawback that the amount of fuel contained was smaller than the size of the outer shape of the chamber.

  The present invention has been made based on such points, and the object is to assemble a lighter fuel chamber without requiring skill by constructing a new pressure-tight and air-tight structure to replace welding and brazing. Of lighter fuel chambers that are safe and have excellent mechanical strength and can secure the required amount of fuel that does not lead to a decrease in dimensional accuracy at the joints in the housing elements or new processing man-hours after joining. It is to provide a housing structure.

To achieve the above object, a lighter fuel chamber housing structure according to claim 1 of the present invention is a lighter fuel chamber housing structure having a pressure-tight and airtight structure formed by assembling a plurality of disassembling housing elements. The housing element is assembled in a state where a force in a direction to enhance airtightness is applied via a screw fastening means, and the plurality of housing elements include a cylindrical side body portion having upper and lower end surfaces opened, A canopy addressed to the open upper end surface of the side body portion, and a bottom cover addressed to the open lower end surface of the side body portion, and the screw fastening means are externally threaded at both ends. A fixed shaft having a portion is provided, and the side body, the canopy, and the bottom cover are assembled using the fixed shaft.
The lighter fuel chamber housing structure according to claim 2 is the lighter fuel chamber housing structure according to claim 1, wherein the screw fastening means includes a nut screwed to a lower end of the fixed shaft. The portion into which the nut is screwed is configured to be closed by a fuel injection cap.
The lighter fuel chamber housing structure according to claim 3 is the lighter fuel chamber housing structure according to claim 2, wherein a part of the bottom cover is recessed, and the nut is fixed at the recessed portion. The fuel injection cap is screwed to a shaft, and is detachably screwed to the recessed portion.
The lighter fuel chamber housing structure according to claim 4 is the lighter fuel chamber housing structure according to claim 2 or 3, wherein the upper end of the fixing shaft is screwed to a fixing plate fixed to the inner surface of the canopy. It is characterized by being combined.
The lighter fuel chamber housing structure according to claim 5 is the lighter fuel chamber housing structure according to claim 2 or claim 3, wherein a part of the canopy is recessed, and an upper end of the fixed shaft is recessed. And a nut is screwed there.
A lighter fuel chamber housing structure according to claim 6 is the lighter fuel chamber housing structure according to any one of claims 2 to 5, wherein the side body portion and the bottom lid are joined to each other, and A seal member is disposed on the attachment portion of the fuel injection cap.
According to a seventh aspect of the present invention, there is provided a lighter fuel chamber for storing a predetermined volume of fuel, an ignition device for generating a spark by rubbing the peripheral surface of the ignition file against the end face of the ignition stone, and the fuel in the lighter fuel chamber. A combustion section that sucks up by a suction core and ignites the sparks ignited by the ignition device to generate a combustion flame;
The lighter fuel chamber housing structure is the lighter fuel chamber housing structure according to any one of claims 1 to 6.

As described above, according to the lighter fuel chamber housing structure according to the present invention, in the lighter fuel chamber housing structure having a pressure-tight and airtight structure formed by assembling a plurality of decomposable housing elements, the plurality of housing elements are Because it is assembled in a state where a force in the direction of increasing airtightness is applied via the screw fastening means, skilled skills are not necessary in the above assembling work, and it is possible to reduce the number of processing steps and the processing cost. It is done.
Further, since the joint portion of the housing element is not heated during the assembling operation, or a separate joint material is not attached to the joint portion of the housing element, the dimensional accuracy is deteriorated at the joint portion or the protruding joint material is treated. No need arises. Furthermore, since no joining material is used for joining the housing elements, the housing elements can be assembled with peace of mind in the future.
In addition, the plurality of housing elements include a cylindrical side body portion whose upper and lower end surfaces are open, a canopy addressed to an open upper end surface of the side body portion, and an open bottom portion of the side body portion. And a bottom lid that is directed to the end face, if a force that sandwiches the side barrel between the canopy and the bottom lid is applied via the screw fastening means, the lighter fuel chamber Airtightness is increased. In addition, since the individual housing elements are subdivided, molding becomes easy, and when a housing element made of a different material is used, separation work at the time of disposal is facilitated.
A plurality of housing elements each having a cylindrical side trunk portion with one of the upper end surface or the lower end surface opened; and a canopy or a bottom lid that is placed on the upper end surface or the lower end surface of the side body portion opened; , A force for bringing both of them close between the closed end surface of the side body portion and the canopy or bottom cover addressed to the open end surface of the side body portion. By using the screw fastening means, the airtightness of the lighter fuel chamber is improved. Further, since the housing structure is assembled by the two types of housing elements, the airtightness and pressure resistance are improved by the amount of joints.
Further, the screw fastening means includes a fixed shaft having a male screw portion engraved at both ends, and a fastening member having a female screw portion engraved with the male screw portion. When the fixed shaft and the fastening member are disposed in a portion that does not affect the airtightness of the plurality of housing elements, the screw fastening means can be configured with an extremely simple structure, and the airtightness at the screw fastening portion can be configured. Therefore, it is not necessary to worry about a decrease in the performance, and therefore a measure such as providing a separate airtight structure at the screw fastening portion becomes unnecessary.
In addition, the fastening member is fixed to the inner surface of the top plate of the canopy or the side trunk, and the fixing plate on which the female screw portion is directly engraved, and the inner surface of the bottom lid or the bottom plate of the side trunk A support member for attaching the fuel injection cap provided on the side, and a male screw portion and a screw on the lower end side of the fixed shaft that have entered the support member through a receiving hole formed in the upper end portion of the support member. A fastening member can be constructed by partially modifying the structure of the existing fixing plate and the support member, and between each housing element by fastening one nut. As a result, the airtightness and pressure resistance of the lighter fuel chamber are improved.
In addition, the fastening member passes through the nut housing part formed by recessing a part of the top plate of the canopy or the side body part, and the nut through the receiving hole cut in the lower end part of the nut housing part. A nut threadedly engaged with a male screw portion on the upper end side of the fixed shaft that has entered the housing portion, a support member for attaching a fuel injection cap provided on the inner surface side of the bottom cover or the bottom plate of the side body portion, A nut that engages with a male screw portion on the lower end side of the fixed shaft that has entered the inside of the support member through a receiving hole formed in the upper end portion of the support member. In this case, the fastening member can be configured by partially modifying the structure of the existing fixing plate and the support member, and the joining force between the housing elements is increased by fastening the two nuts. Tightness and pressure resistance is improved.
Further, when a seal member for improving the pressure resistance and air tightness of the lighter fuel chamber is provided at the joint between the plurality of housing elements and the joint between the fuel injection cap and the support member, a further pressure and air tightness is obtained. It becomes possible to provide a lighter fuel chamber housing structure having performance.
In addition, when some or all of the plurality of housing elements are formed of a metal material formed by press molding or extrusion molding, a large mechanical strength can be obtained even if the housing elements are formed to be relatively thin. Thus, the fuel storage capacity of the lighter fuel chamber can be increased without increasing the outer shape of the lighter fuel chamber. The press molding and extrusion molding can also contribute to reduction of the manufacturing cost of the housing element and improvement of productivity.
According to the lighter of the present invention, the lighter fuel chamber for storing a predetermined volume of fuel, the ignition device for generating a spark by rubbing the peripheral surface of the ignition file against the end surface of the ignition stone, and the fuel in the lighter fuel chamber A lighter comprising a combustion section that sucks up with a suction core and ignites a spark ignited by the ignition device to generate a combustion flame, wherein the housing structure of the lighter fuel chamber is defined in claim 1. Because it is constructed with the lighter fuel chamber housing structure described in any one of the above, it is possible to construct a new pressure- and air-tight structure that replaces welding and brazing, and it is possible to assemble the lighter fuel chamber without requiring skill. Safe and mechanical strength that does not cause a decrease in dimensional accuracy and new processing man-hours, and can secure the required fuel capacity It is possible to provide a lighter having a housing structure of the Reuters fuel chamber.

It is a figure which shows the 1st Embodiment of this invention, and is a front view which shows the lighter of the state which expanded the rotation cover. It is a figure which shows the 1st Embodiment of this invention, and is a top view which shows the lighter of the state which expanded the rotation cover. It is a figure which shows the 1st Embodiment of this invention, and is a bottom view which shows the lighter of the state which expanded the rotation cover. It is a figure which shows the 1st Embodiment of this invention, and is a front view which shows the lighter of the state which closed the rotation lid | cover. It is a figure which shows the 1st Embodiment of this invention, and is a top view which shows the lighter of the state which closed the rotation lid | cover. It is a figure which shows the 1st Embodiment of this invention, and is VI-VI sectional drawing in FIG. It is a figure which shows the 1st Embodiment of this invention, and is VII-VII sectional drawing in FIG. It is a figure which shows the 1st Embodiment of this invention and is a vertical front view which shows the lighter of the state which decomposed | disassembled the lighter fuel chamber. It is a figure which shows the 2nd Embodiment of this invention, and is a vertical front view which shows the lighter of the state which decomposed | disassembled the lighter fuel chamber. It is a figure which shows the conventional form, and is a vertical front view which shows the lighter of the state which obstruct | occluded the rotation lid | cover.

  1 to 8, (1) a lighter fuel chamber housing structure according to the first embodiment and a lighter having the housing structure will be described. The lighter fuel chamber housing structure according to the second embodiment will be described with reference to FIG. 10, and (3) the lighter fuel chamber housing structure according to the third embodiment will be described with reference to FIG. The housing structure of the lighter fuel chamber according to the fourth embodiment will be described.

(1) First embodiment (see FIGS. 1 to 8)
The illustrated lighter 1A is a liquid fuel lighter that uses liquid fuel such as oil as the fuel N. The lighter fuel chamber 3A that stores a predetermined amount of fuel N and the peripheral surface of the ignition file 33 are the end surfaces of the ignition stone 35. An ignition device 31 that generates sparks by rubbing, and a combustion unit that sucks the fuel N in the lighter fuel chamber 3A by the suction core 63 and ignites the sparks ignited by the ignition device 31 to generate a combustion flame. 61.
The housing structure 5A of the lighter fuel chamber 3A is a characteristic configuration of the present invention.

That is, in the present invention, the lighter fuel chamber 3 has a housing structure such as a lighter fuel having a pressure-tight and airtight structure formed by assembling a plurality of housing elements 7 in which the housing structure 5 can be disassembled. 7 is characterized in that it is assembled in a state where a force F is applied through the screw fastening means 9 in a direction to increase the airtightness.
Further, in the housing structure 5A of the lighter fuel chamber 3A according to the present embodiment, the plurality of housing elements 7 have a shape in which the cylinder with the open upper and lower end faces 11, 13 is made flat and somewhat curved. The side barrel 15, the canopy 17 having a shape in which the peripheral edge addressed to the opened upper end surface 11 of the side barrel 15 is bent downward, and the opened lower end surface 13 of the side barrel 15 are addressed. And a bottom lid 19 whose upper edge is bent upward.

In the present embodiment, the screw fastening means 9A has a round bar-shaped fixed shaft 25 in which male screw portions 21 and 23 are engraved at both ends, and a female screw portion that is screwed with the male screw portions 21 and 23. And a fastening member 27A in which 81 and 83 are engraved.
Further, the fastening member 27A is for attaching a fixing plate 85 fixed to the inner surface of the canopy 17 by a method such as screwing or press contact, and a fuel injection cap 87 provided at the center portion on the inner surface side of the bottom lid 19. A support member 89 and a nut 93 including a female screw portion 83 that is threadedly engaged with the male screw portion 23 on the lower end side of the fixed shaft 25 that has penetrated the upper end portion 91 of the support member 89 and entered the support member 89. And comprising.

The fixing plate 85 is a flat plate-like member fitted to the inner surface of the canopy 17, and the planar shape thereof is formed so as to substantially coincide with the outer shape of the side body portion 15. Further, in the center of the fixed plate 85, a female screw member 81 that is screwed with the male screw portion 21 on the upper end side of the fixed shaft 25 is provided in a penetrating state as an example.
The support member 89 is, for example, a cylindrical member with the upper end portion 91 closed, and is fixed to the bottom lid 19 by a method such as screwing or press contact at the opened lower end portion.

The lower end surface of the support member 89 that is opened serves as a fuel injection port 95, and a male screw portion 99 that is screwed with a female screw portion 97 that is engraved in the lower portion of the inner peripheral surface of the support member 89. The fuel injection cap 87 provided with is normally closed.
Further, a fuel communication port 101 that opens toward the side is formed in a peripheral body portion below the upper end portion 91 of the support member 89, and the fixed shaft 25 is formed at the center of the upper end portion 91 of the support member 89. A receiving hole 103 for receiving the male screw portion 23 on the lower end side is engraved.

  Further, a gasket 105 as an example of a seal member is disposed at a joint portion between the side body portion 15 and the bottom lid 19, and an example of a seal member is disposed at a joint portion between the fuel injection cap 87 and the support member 89. An O-ring 107 is provided. The pressure resistance and airtightness of the lighter fuel chamber 3A are further enhanced by these two seal members 105 and 107.

  Further, the canopy 17 and the bottom cover 19 are formed of an aluminum alloy, an alloy such as brass, or a metal material such as stainless steel, which is formed by press molding, for example. It is made of a metal material such as an aluminum alloy or an alloy such as brass formed by molding.

  The ignition device 31 includes a file shaft 37 that rotatably supports the ignition file 33, a bearing 39 provided for the canopy 17 that supports the lower end portion of the file shaft 37, and a fixed plate 85, A file roller 43 that is an operation member of the ignition file 33 that rotates integrally with the ignition file 33 via the member 41 is provided.

  The ignition device 31 is horizontally indicated by a support member 47 provided on the canopy 17 by a nut 45, supports the upper end portion of the file shaft 37 at the base end portion, and the ignition stone in the inside. 35 and a ignition stone storage case 51 in which a stone holding spring 49 for urging the ignition stone 35 toward the ignition file 33 is accommodated, and an interior for closing the opening on the free end side of the ignition stone accommodation case 51 And an ignition stone cap 55 in which the end stopper 53 of the stone holding spring 49 is accommodated.

The stone retainer spring 49 is accommodated in a stone retainer cylinder 56 that is slidable inside the ignition stone cap 55 so as to regulate the extension length in order to prevent wear damage of the ignition stone 35. The stone holding cylinder 56 has a bottom plate on the left side in 6 and a shape in which the right side in FIG. 6 is released, and a locking portion (not shown) on the right side in FIG. By engaging with a locking portion (not shown) of the cap 55, further movement in the left direction in FIG. 6 is restricted. Thereby, the extension length of the stone presser spring 49 is restricted to a predetermined amount.

By adopting such a configuration, for example, when the ignition stone 35 is worn out and there is no remaining amount, the end face of the stone holding cylinder 56 does not contact the ignition file 33 and therefore the blade portion of the ignition file 33 may be damaged. Can be prevented. Further, when cutting powder of the ignition stone 35 is mixed in the ignition stone cap 55, it is possible to prevent the cutting powder and the stone presser spring 49 from interfering with each other. Further, since the stone presser spring 49 is housed in the stone presser cylinder 56 in a state in which the extension amount is regulated to a predetermined amount in advance, for example, when the ignition stone 35 is replaced, it does not become a free length. It becomes easy to re-accommodate the stone presser spring 49.

The combustion section 61 includes a cover sleeve 65 fixed on the canopy 17, a core cover 67 fitted in the cover sleeve 65, and an upper end portion of the lighter fuel chamber 3 </ b> A by the core cover 67. And a suction core 63 that is held in a state in which a portion other than the lower portion depending on the surface is covered.
Although not shown in detail, the core cover 67 is formed such that a plate material is formed in a cylindrical shape so that the suction core 63 is accommodated in the inner diameter portion, and a groove is formed at the mating portion of the cylindrical molding. In addition, a gap is provided between the inner diameter portion above the cover sleeve 65 and the outer diameter portion of the core cover 67.
Further, the upper end portion of the suction core 63 protruding upward in the combustion unit 61 is normally covered with a rotating lid 71 that rotates at a predetermined angle about a rotating shaft 69 as shown in FIG. In use, as shown in FIG. 1, the rotating lid 71 jumps upward and the upper end of the suction core 63 is exposed.

According to the lighter 1A including the housing structure 5A of the lighter fuel chamber 3A according to the first embodiment configured as described above, the lighter fuel having a pressure-tight and air-tight structure without using welding or brazing. Since the housing structure 5A of the chamber 3A can be constructed, the lighter fuel chamber 3A can be assembled without requiring skill.
Moreover, since it is not based on welding or brazing, it is possible to prevent a reduction in dimensional accuracy at the joint portion of the housing element 7 and a new generation of processing man-hours after joining.
Further, since the housing element 7 is assembled using the screw fastening means 9, it is unnecessary and safe to use a joining material containing a toxic substance. By using the housing element 7 made of a metal material, The mechanical strength in the housing structure 5A of the lighter fuel chamber 3A is enhanced, and the amount of fuel N accommodated is also increased.
In addition, the adoption of the screw fastening means 9 has a structure that can be easily disassembled as shown in FIG.

(2) Second embodiment (see FIG. 9)
The illustrated lighter 1B includes an ignition device 31 having the same configuration as the lighter 1A according to the first embodiment and a combustion unit 61, and the configuration of the housing element 7 and the screw fastening means 9 is the same as that of the first embodiment. A lighter fuel chamber 3B housing structure 5B, which is partially different from the form, is provided.
Therefore, here, the description will focus on the configuration of the housing structure 5B of the lighter fuel chamber 3B, which is different from the first embodiment, and the description of the configuration common to the first embodiment will be omitted. In FIG. 9, the same reference numerals as those used in FIGS. 1 to 8 are used for the configuration of the second embodiment that is common to the first embodiment.

  In the housing structure 5B of the lighter fuel chamber 3B according to the second embodiment, the housing element 7 is constituted by three members, that is, the side body portion 15, the canopy 17 and the bottom lid 19, as in the first embodiment. Yes. Of these, the configuration of the canopy 17 is partially different from that of the first embodiment, and the nut housing portion 111 is formed by partially fitting the central portion of the canopy 17.

  In the second embodiment, the configuration of the fastening member 27 is partly different from that of the first embodiment, and the fixing plate 85 provided in the first embodiment is provided. Instead, the inside of the nut accommodating portion 111 passes through the nut accommodating portion 111 formed in the canopy 17 instead of the fixing plate 85 and the receiving hole 113 formed in the lower end portion of the nut accommodating portion 111. A nut 115 engraved with a female threaded portion 81 that is screwed with the male threaded portion 21 on the upper end side of the fixed shaft 25 that has entered is provided.

The lighter fuel chamber 3B housing structure 5B according to the second embodiment can provide the same operation and effect as the lighter fuel chamber 3A housing structure 5A according to the first embodiment, and can be assembled and disassembled. The lighter 1B including the housing structure 5B of the lighter fuel 3B having an easy pressure and airtight structure can be provided.

The present invention is not limited to the first and second embodiments described above.
For example, the lighter 1 of the present invention is not limited to a liquid fuel lighter that uses liquid fuel as fuel N, but can be applied to a gas lighter that uses gas fuel such as liquefied petroleum gas as fuel N. Further, the number of the fixing shaft 25 and the fastening member 27 can be provided as a single set as in the above embodiment, or a plurality of sets can be provided, and the gasket 105 is also provided at the joint between the canopy 17 and the side trunk portion 15. Can be arranged.
In addition, if a thicker material is used, the canopy 17 and the fixing plate 85 may be integrated into a single member, or the bottom cover 19 and the support member 89 may be integrated into a single member. Is possible.

  INDUSTRIAL APPLICABILITY The present invention can be used in the manufacture of lighters having a housing structure of a lighter fuel chamber that contains liquid fuel, liquefied petroleum gas, or the like as fuel, in a field of use, etc. It has applicability when it is desired to provide a lighter fuel chamber housing structure with performance.

DESCRIPTION OF SYMBOLS 1 Lighter 3 Lighter fuel chamber 5 Housing structure 7 Housing element 9 Screw fastening means 11 Upper end surface 13 Lower end surface 15 Side trunk | drum 17 Canopy 19 Bottom lid 21 Male screw part 23 Male screw part 25 Fixed shaft 27 Fastening member 31 Ignition device 33 Ignition File 35 Ignition stone 37 File shaft 39 Bearing 41 Connecting member 43 File roller 45 Nut 47 Support member 49 Stone holding spring 51 Ignition stone receiving case 53 End stopper 55 Ignition stone cap 61 Combustion part 63 Suction core 65 Cover sleeve 67 Core cover 69 Rotating shaft 71 Rotating lid 81 Female screw part 83 Female screw part 85 Fixing plate 87 Fuel injection cap 89 Support member 91 Upper end part 93 Nut 95 Fuel injection port 97 Female screw part 99 Male screw part 101 Fuel communication port 103 Receiving hole 105 Gasket (seal member)
107 O-ring (seal member)
111 Nut accommodating portion 113 Receiving hole 115 Nut N Fuel F Force in a direction to increase airtightness

Claims (7)

In a lighter fuel chamber housing structure of a pressure-tight and airtight structure formed by assembling a plurality of disassembling housing elements,
The plurality of housing elements are assembled in a state where a force in a direction to improve airtightness is applied via screw fastening means.
The plurality of housing elements are formed on a cylindrical side body portion whose upper and lower end surfaces are open, a canopy addressed to an open upper end surface of the side body portion, and an open lower end surface of the side body portion. A bottom lid to be addressed,
A lighter fuel characterized in that the screw fastening means includes a fixed shaft having male screw portions at both ends, and the side trunk portion, the canopy and the bottom cover are assembled using the fixed shaft. Chamber housing structure. The lighter fuel chamber housing structure according to claim 1,
The screw fastening means includes a nut screwed to the lower end of the fixed shaft;
A lighter fuel chamber housing structure characterized in that a portion into which the nut is screwed is configured to be closed by a fuel injection cap. The housing structure of the lighter fuel chamber according to claim 2,
A part of the bottom lid is recessed, the nut is screwed to the fixed shaft at the recessed portion, and the fuel injection cap is removably screwed to the recessed portion. A lighter fuel chamber housing structure characterized by the above. In the housing structure of the lighter fuel chamber according to claim 2 or 3,
The lighter fuel chamber housing structure, wherein an upper end of the fixed shaft is screwed to a fixed plate fixed to the inner surface of the canopy. In the housing structure of the lighter fuel chamber according to claim 2 or 3,
A lighter fuel chamber housing structure, wherein a portion of the canopy is recessed, and an upper end of the fixed shaft passes through the recessed portion and a nut is screwed there. In the housing structure of the lighter fuel chamber according to any one of claims 2 to 5,
A lighter fuel chamber housing structure, wherein a seal member is disposed at a joint portion between the side body portion and the bottom lid and an attachment portion of the fuel injection cap. A lighter fuel chamber containing a predetermined volume of fuel;
An ignition device that generates sparks by rubbing the peripheral surface of the ignition file against the end face of the ignition stone;
A combustion section that sucks up the fuel in the lighter fuel chamber with a suction core and ignites the spark ignited by the ignition device to generate a combustion flame;
In a writer equipped with
The lighter fuel chamber housing structure is the lighter fuel chamber housing structure according to any one of claims 1 to 6.