TWM607756U - Ignition gun with safety switch - Google Patents

Abstract

An ignition gun with a safety switch, which includes a housing, an ignition device, a safety switch group, an operation switch, an operation safety switch group and a design of a limit track inside the housing, so that the safety switch group must be operated correctly to be able to use it. Force the operation switch to start the ignition device. Otherwise, even if you try to apply force or use the operation switch, the ignition device cannot be started, so as to reduce the probability of fire accidents caused by accidental touch.

Description

Ignition gun with safety switch

This creation is about a kind of igniter used for ignition, which has a safety switch to avoid accidentally touching the operating switch and ejecting flames at improper timing, causing a fire.

Fire is an oxidation reaction that occurs during the burning of materials, with a large amount of heat energy, which is very important to human life. Nowadays, science and technology are developing rapidly, and the methods of ignition are quite diverse. One of the more common methods is the point of use. Musket.

Commonly known igniters generally have a gun-like appearance, and are equipped with a trigger, and are equipped with a gas storage tank and an ignition device inside. The ignition device has a normally closed gas channel between the gas storage tanks. When the trigger is triggered, the gas channel can be opened, the ignition device can be activated to ignite the gas, and then the ignition gun can spray flames. In summary, it can be seen that the ignition gun is a very convenient and fast ignition device, which can be achieved by just touching the trigger. The purpose of ignition.

However, the shortcomings of the conventional ignition guns are also caused by the convenience of ignition. In recent years, there have been many fire accidents caused by children playing with the ignition guns by mistake, and there are also fires caused by accidentally spraying the flames to flammable places due to accidental touch. accident.

In view of the above problems, it is necessary to design a special safety mechanism for the firing gun to reduce the probability of accidents.

This creation is equipped with a safety switch group as a safety mechanism. If there is no correct operation, even if you try to apply force or use the operation switch, the ignition device cannot be activated, so as to reduce the probability of fire accidents caused by accidental touch.

In order to achieve the above-mentioned purposes and effects, the present invention provides a igniter with a safety switch, which includes: a shell with a fire tube at one end and a cavity at the other end, and the shell is opened with a cavity communicating with the cavity A switch track, the switch track includes a first locking section and a first ignition section that are connected to each other, a limit track is formed on the side of the housing facing the cavity, and the limit track includes a first Two locking sections, one second ignition section, one ignition device, which is located in the chamber and communicates with the fire tube; a safety switch group, which includes a toggle button, a movable part, the toggle button part is located on the switch track, the The movable part is located in the chamber, and the movable part includes a main body part and a limit part connected to each other. The main body part is connected to the ignition device and the toggle button. The limit part faces the limit rail from the main body part. Inwardly extending, the ignition device can be activated when the main body portion is axially displaced; a reset member located in the chamber and connected to the main body portion; and an operation switch, which is arranged on the housing, and the operation switch is partially exposed Outside the housing, another part of the operating switch is located in the chamber and corresponds to the position of the main body; wherein the toggle button can drive the main body to move in the same direction when it is forced to move in the circumferential direction, and the toggle button is located in the first lock In this state, the limit part is located in the second locking section, and in this state, the main body cannot be displaced axially by applying force to the operating switch; when the toggle button is displaced to the first ignition section due to force, The limit part is located in the second ignition section. In this state, the main body can be axially displaced by operating the switch by the force lever. When the force applied to the toggle button and the operating switch is released, the reset member drives the main body The part is reset so that the dial button is reset to the first locking section.

For more details on the implementation of this creation, please view it with the drawings. As shown in the first to the twelfth figures, an ignition gun with a safety switch includes: a housing 1 with a fire tube 6 at one end The other end is covered with a cavity 11, the housing 1 is provided with a switch track 12 communicating with the cavity 11, and the switch track 12 includes a first locking section 121 and a first ignition section 122 connected to each other. The housing 1 is formed with a limit rail 13 on the side facing the cavity 11. The limit rail 13 includes a second locking section 131 and a second ignition section 132 connected to each other; an ignition device 2 located in the The chamber 11 is in communication with the fire tube 6; a safety switch group 3, which includes a toggle button 31, a movable member 32, the toggle button 31 is partially located on the switch track 12, and the movable member 32 is located in the chamber 11 Inside, the movable part 32 includes a main body portion 321 connected to the ignition device 2 and a stop portion 322, the main body portion 321 is connected to the ignition device 2, the dial button 31, and the stop portion 322 faces the main body portion 321. The limit rail 13 extends inside, which enables the ignition device 2 to be activated when the main body portion 321 is axially displaced; a reset member 4 located in the chamber 11 and connected to the main body portion 321; and an operating switch 5, which The operating switch 5 is partly exposed outside the housing 1 and the other part of the operating switch 5 is located in the cavity 11 and corresponds to the position of the main body 321; wherein the dial button 31 is forced circumferentially The main body portion 321 can be driven to move in the same direction during displacement. When the toggle button 31 is located in the first locking section 121, the limiting portion 322 is located in the second locking section 131. In this state, the operating switch 5 cannot be applied. The main body portion 321 is axially displaced; when the toggle button 31 is displaced to the first ignition section 122 due to force, the limit portion 322 is located in the second ignition section 132, and this state can be operated by applying force to the switch 5, the main body portion 321 is axially displaced. When the force applied to the toggle button 31 and the operating switch 5 is released, the reset member 4 drives the main body portion 321 to reset so that the toggle button 31 is reset to the first locking section 121 .

Please refer to the solid arrow marked in the second figure for the axial direction.

Please refer to the solid arrow in the third figure for the circumferential direction.

The operation switch 5 described in this creation can be a trigger operation type or a push trigger type, and this embodiment takes the trigger operation type as an example.

Based on all the above, it can be known that when the toggle button 31 is located in the first locking section 121, the limiting portion 322 will also be located in the second locking section 131, and because the switch rail 12 restricts the limiting portion in the second locking section 131 322 is away from the axial displacement in the direction of the fire tube 6, so no matter what force is applied to the operating switch 5, the main body 321 cannot be displaced axially, and it is securely locked to avoid accidentally touching the operating switch 5 and starting the ignition device 2 For the purpose of restoring the creative ignition function, it is necessary to move the dial button 31 to the position of the first ignition section 122, so that the limit part 322 is displaced to the second ignition section 132 and separated from the second locking section 131 Displacement restriction. At this time, the ignition device 2 is activated by pressing the operation switch 5 to displace the main body 321. When there is no need to spray fire, it is only necessary to release the force applied to the operation switch 5, and when the force applied to the dial button 31 is also released, reset The member 4 can drive the main body portion 321 to reset circumferentially and axially, so that the dial button 31 is reset to the first locking section 121, and the limiting section 322 is reset to the second locking section 131 to exhibit an automatic locking function. It can be seen that the safety structure of this creation can effectively prevent flames from being ejected at an inappropriate time due to accidentally touching the operation switch 5, so as to reduce the probability of fire accidents caused by accidentally touching the operation switch 5. It is novel and progressive. .

In addition, the main body portion 321 may also have a limit portion 322 extending upside down on two opposite sides as shown in the fourth figure. The natural housing 1 is formed with two upside down limit rails 13 in the chamber 11 (not shown) , To correspond to the two limiting parts 322.

As shown in the fifth to ninth figures, the limiting rail 13 has a limiting surface 1311 on the side wall of the second locking section 131. When the limiting portion 322 is located in the second locking section 131, the limiting portion 322 abuts against the abutting surface 1311 on the side opposite to the axial reset direction of the main body portion 321, so that the main body portion 321 cannot be displaced axially by applying a force to the operating switch 5. This structure is used to disclose a A preferred structure for how the switch rail 12 restricts the displacement of the limiting portion 322 in the second locking section 131.

As shown in the fifth to seventh figures, the switch rail 12 includes a first holding section 123, the first ignition section 122 is connected between the first locking section 121 and the first holding section 123, the limit The position track 13 includes a second holding section 133. The second ignition section 132 is connected between the second locking section 131 and the second holding section 133. When the toggle button 31 and the operating switch 5 are displaced in the first holding section 123, the limit portion 322 is located in the second holding section 133. When the force applied to the operating switch 5 is released, the limit The position portion 322 is positioned in the second holding section 133, and the resetting member 4 cannot drive the main body portion 321 to reset. This structure provides that if the user wants to make the creation breathe for a long time, there is no need to continuously apply force to the dial buttons 31, The operation switch 5 also does not automatically lock the self-holding function.

As shown in the fifth to seventh figures, the second ignition section 132 has a connected rotation limiting section 1321, a continuous rotation section 1323, and the rotation limiting section 1321 is connected to the second locking section 131, The continuous rotation section 1323 is connected to the second holding section 133, and the limit rail 13 has a rotation limit surface 1322 in the rotation limit section 1321. As shown in the eleventh figure, the limit portion 322 abuts against When the rotation limit surface 1322 is used, the toggle button 31 cannot be displaced to the first holding section 123 due to force. In this state, if force is continuously applied to the operating switch 5, it will appear as shown in the twelfth figure, and the main body portion 321 Axial displacement drives the limit part 322 to move to the continued rotation section 1323. In this state, the toggle button 31 can be displaced to the first holding section 123 due to force (refer to the 13th and 14th figures), continue When the force applied to the dial button 31 is maintained, the force applied to the operating switch 5 is released, and the limit portion 322 can be positioned in the second holding section 133 as shown in the fifteenth figure. This structure is used to increase the dial button. 31 can be moved to the step of the first holding section 123 to increase the difficulty of activating the self-holding function, and to avoid the risk of accidental activation of the self-holding function due to too easy operation.

As shown in the fifth to fifteenth figures, the limiting portion 322 extends toward the axial restoring direction of the main body portion 321 with a positioning buckle 3221, and the limiting rail 13 is recessed in the side wall of the second retaining section 133 to have a positioning When the limiting portion 322 is positioned on the second retaining section 133, the positioning buckle 3221 is buckled with the positioning groove 1331. When force is applied to the operating switch 5 again in this state, the main body 321 is axially displaced. Drive the limit part 322 to move, the positioning buckle 3221 is separated from the positioning groove 1331, and when the positioning buckle 3221 is separated from the positioning groove 1331, the limit part 322 will first abut against the reset due to the action of the reset member 4 The guide surface 1324 avoids derailment, and the connection can be smoothly restored and automatically locked due to the action of the reset member 4. This structure is used to reveal a preferred structure for positioning the limiting portion 322 on the second holding section 133.

As shown in the third and fourth figures, the main body 321 has a slider 323 protruding toward one side of the toggle button 31, the slider 323 extends in an axial direction, and the toggle button 31 faces the main portion 321 A sliding groove 311 is recessed on one side of the sliding groove 311, and the sliding groove 311 is axially extended. The sliding block 323 is movably slidably disposed on the sliding groove 311. This structure is used to reveal that a toggle button 31 can drive the main body 321 to move circumferentially , And does not affect the preferred structure of its axial displacement.

In addition, an embodiment in which the operation switch 5 is a push operation type is introduced. As shown in the sixteenth and seventeenth figures, the difference between this embodiment and the previous embodiment is that when the operation switch 5 is operated, the operation switch 5 and the activity The displacement direction of the member 32 is opposite to that of the previous embodiment, and the configuration of the limit rail 13 is also opposite, so that the same effect as the previous embodiment can be achieved.

1: shell 11: Chamber 12: switch track 121: The first lock segment 122: First ignition section 123: The first hold paragraph 13: limit track 131: The second locking segment 1311: limited to noodles 132: Second ignition section 1321: Rotation limit section 1322: Rotation Limit 1323: Continuation section 1324: Reset guide surface 133: The second hold paragraph 1331: positioning groove 2: Ignition device 3: Safety switch group 31: dial button 311: Chute 32: movable parts 321: Main Body 322: Limit 3221: positioning buckle 323: Slider 4: Reset piece 5: Operation switch 6: Spitfire tube

The first picture is a three-dimensional diagram of the creation. The second figure is a partial cross-sectional schematic diagram of line II-II in the first figure. The third figure is a schematic cross-sectional view of the line segment III-III in the first figure. The fourth figure is an exploded schematic diagram of the safety switch group. The fifth figure is a partial cross-sectional schematic diagram of the creative shell. The sixth figure is a schematic diagram of another view of the section of the creative shell. The seventh figure is a schematic diagram of a partial cross-section of the creative shell and another perspective. The eighth figure is a schematic diagram of the dial button located in the first locking section. The ninth figure is a better schematic diagram of the limiting part located in the second locking section. The tenth figure is a better schematic diagram of the dial button located in the first ignition section. The eleventh figure is a better schematic diagram of the limiter located in the rotation limit section of the second ignition section. The twelfth figure is a better schematic diagram of the stop part located in the continuous rotation section of the second ignition section. The thirteenth figure is a better schematic diagram of the dial button located in the first holding section. The fourteenth figure is a better schematic diagram of the limiting part located in the second holding section. The fifteenth figure is a better schematic diagram of the position-limiting part being positioned in the positioning groove by the positioning buckle. Figure 16 is a schematic diagram of another embodiment of the creation. Figure 17 is a schematic cross-sectional view of line XVII-XVII in Figure 16.

1: shell

12: switch track

3: Safety switch group

5: Operation switch

6: Spitfire tube

Claims (6)

An ignition gun with a safety switch, which includes: A housing, one end of which has a fire tube and the other end of which is covered with a cavity, the housing is provided with a switch track communicating with the cavity, and the switch track includes a first locking section and a first ignition section connected to each other. Section, the shell forms a limit track on the side facing the cavity, and the limit track includes a second locking section and a second ignition section connected to each other; An ignition device, which is located in the chamber and communicates with the fire tube; A safety switch group, which includes a toggle button, a movable part, the toggle button part is located in the switch track, the movable part is located in the cavity, and the movable part includes a main body part and a limit part connected to each other. Part is connected to the ignition device and the toggle button, the limit part extends from the main body part toward the limit rail, and the ignition device can be activated when the main body part axially shifts; A reset piece located in the cavity and connected to the main body; And an operation switch, which is arranged in the housing, and part of the operation switch is exposed outside the housing, and another part of the operation switch is located in the cavity and corresponds to the position of the main body; When the toggle button is forced to move in the circumferential direction, it can drive the main body to move in the same direction. When the toggle button is located in the first locking section, the limiting portion is located in the second locking section. In this state, the operation cannot be performed by applying force. Switch to cause the main body to be axially displaced; When the toggle button is displaced to the first ignition section due to force, the limit part is located in the second ignition section. In this state, the main body part can be axially displaced by operating the switch by the force lever, which is applied to the When the power of the dial button and the operating switch is released, the reset member drives the main body to reset so that the dial button is reset to the first locking section. The igniter with a safety switch according to claim 1, wherein the limiting rail has a limiting surface on the side wall of the second locking section, and when the limiting section is located in the second locking section, the limiting section is opposite One side of the main body in the axial return direction abuts against the abutting surface, so that the main body cannot be displaced in the axial direction by applying a force to the operation switch. The ignition gun with a safety switch according to claim 1, wherein the switch track includes a first holding section, the first ignition section is connected between the first locking section and the first holding section, and the limit rail It includes a second holding section, the second ignition section is connected between the second locking section and the second holding section, and when a force is applied to the toggle and the operating switch so that the toggle is displaced in the first holding section, The limiting portion is located in the second holding section. When the force applied to the operating switch is released, the limiting portion is located in the second holding section, and the resetting member cannot drive the main body to reset. The ignition gun with a safety switch according to claim 3, wherein the second ignition section has a continuous rotation section and a continuous rotation section connected to each other, and the rotation restriction section is connected to the second locking section, and the continuous rotation section is connected to the second locking section. The rotation section is connected to the second holding section, and the limit track has a rotation limit surface in the rotation limit section. When the limit portion abuts against the rotation limit surface, the dial button cannot be displaced to In the first holding section, if a force is continuously applied to the operating switch in this state, the main body will axially shift and drive the limit portion to the continued rotation section. In this state, the toggle button can be moved to the first position due to the force. One hold paragraph. The igniting gun with a safety switch according to claim 3, wherein the limiting portion has a positioning buckle extending in the axial return direction of the main body portion, the limiting rail has a positioning groove recessed in the side wall of the second holding section, the When the limit part is positioned in the second holding section, the positioning buckle is buckled into the positioning groove. When force is applied to the operation switch again in this state, the main body is displaced axially to drive the displacement of the limit part, and the positioning buckle Separate from the positioning groove. The igniting gun with a safety switch according to claim 1, wherein a sliding block protrudes from the main body toward the side of the dial, the sliding block extends in an axial direction, and the dial faces one side of the main body A sliding groove is recessed, and the sliding groove extends in the axial direction, and the sliding block is movably slidably arranged on the sliding groove.

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