JP5107385B2 - Switch device - Google Patents

Description

  The present invention relates to a sheet switch type switch device that electrically detects the laser emission timing in conjunction with a trigger operation of a small firearm (rifle / machine gun) for emitting a laser from a laser transmitter, for example.

  Conventionally, in training firearms (rifles and machine guns) that emit laser from a laser transmitter, the laser is activated by operating the switch lever of the laser transmitter mechanically using the link structure from the operation of the trigger part. is doing.

JP-A-9-42893 JP 2002-81897 A

  However, when the switch lever of the laser transmission device is operated mechanically using a link structure from the trigger operation of a firearm (rifle / machine gun) that emits laser from the laser transmission device, the laser emission timing adjustment is not possible. It was delicate, and adjustment work was likely to occur due to tightening of the fixing screw, which was a complicated operation. Moreover, since the mechanical positional relationship between the trigger portion and the laser transmitter is also limited, the laser transmitter has been dedicated to each firearm.

  The present invention has been made in view of the above circumstances, and detects the state of a trigger member (trigger) as an electrically conductive state / non-conductive state by a sheet switch, and an electric according to the conductive state / non-conductive state. It is an object of the present invention to provide a switch device that can transmit a signal to a laser transmission device and prevent contact failure due to dust and dirt adhering to a contact terminal portion by using a sheet switch.

  In order to achieve the above object, a switch device of the present invention includes a trigger member that is rotatably attached to a housing by a rotation shaft, a pressing member that is provided so as to be interlocked with the trigger member, and the pressing member. A sheet switch provided at a moving position; a spring to which a force is applied in a direction away from the sheet switch; and a connector electrically connected to a pair of contact terminals of the sheet switch. It is characterized by.

  According to the present invention, in the switch device, a slide member that moves the sheet switch so as to change a distance from the pressing member, an adjustment knob that moves the slide member, and a plunger that clicks the adjustment knob at predetermined intervals. It is characterized by comprising.

  According to the present invention, in the switch device, a cushion is provided on the pressing member.

  The switch device of the present invention detects the state of the trigger member (trigger) as an electrically conductive state / non-conductive state by a sheet switch, and transmits an electrical signal corresponding to the conductive state / non-conductive state to the laser transmitter. By making it possible, it becomes possible to eliminate mechanical restrictions on the mounting positions of the switch device and the laser transmitter. Thereby, a laser transmitter can be shared by a plurality of types of firearms. Since the detection timing adjustment method of the switch device after the switch device is mounted on the laser transmission device can be adjusted by rotating the adjustment knob and changing the timing of pressing the sheet switch, complicated work is eliminated. In addition, since the pair of contact terminals is covered with the cover, the sheet switch can eliminate contact failure due to dust and dirt adhering to the contact terminal portion. Thereby, troublesome maintenance work such as periodic cleaning work of the contact terminal portion is eliminated.

It is a perspective view which shows the switch apparatus which concerns on embodiment of this invention. (A) is a side view which shows the switch apparatus which concerns on embodiment of this invention, (b) is the sectional view on the AA 'line of (a).

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a perspective view showing a switch device according to an embodiment of the present invention, FIG. 2A is a side view showing the switch device according to the embodiment of the present invention, and FIG. 2B is A in FIG. FIG.

  1 and 2, 1 is a housing, 2 is a trigger (trigger member), 3 is a trigger rotating shaft, 4 is a torsion coil spring, 5 is a pressing member, 6 is an adjustment knob, 7 is a slide member, and 8 is an adjustment. A screw, 9 is a plunger, 10 is a connector, 11 is an interference cushion, and 12 is a seat switch.

  As shown in FIGS. 1 and 2, an adjustment knob 6 is rotatably provided at the front end portion of the housing 1 made of a plate-like frame so that the axial direction is substantially horizontal. The adjustment screw 8 is screwed and is provided substantially horizontally. A slide member 7 is integrally provided on the adjustment screw 8 so as to extend substantially horizontally, and a seat switch 12 is provided at a rear end portion of the slide member 7 so as to be inclined with respect to the horizontal direction. The housing 1 is provided with a plunger 9 for press-fitting the adjustment knob 6 at predetermined intervals.

  The seat switch 12 is provided with a pair of contact terminals inside the cover, and when pressed from outside the cover, the pair of contact terminals are connected and become conductive, releasing the pressure from the outside of the cover. Thus, the pair of contact terminals are opened and configured to be in a non-conductive state.

  A trigger 2 protrudes downward from the rear end of the housing 1 and is rotatably provided by a trigger rotating shaft 3. The trigger 2 is given a rotational force in the direction opposite to the arrow B direction by a torsion coil spring 4. It is done. A pressing member 5 having a hemispherical tip is provided at the upper end of the trigger 2 with an interference cushion 11 in the direction of the seat switch 12. The interference cushion 11 is provided to prevent breakage of the switch device such as the pressing member 5, the seat switch 12, and the trigger 2 due to excessive pulling of the trigger 2.

  A connector 10 is provided on the housing 1, and the connector 10 is electrically connected to a pair of contact terminals of the seat switch 12. The connector 10 is connected to the laser transmitter by a connection cable.

  That is, by placing a finger on the trigger 2 and pulling it in the direction of arrow B, the trigger 2 rotates in the direction of arrow B against the rotational force of the torsion coil spring 4, and the tip of the pressing member 5 presses the sheet switch 12. As a result, the pair of contact terminals of the sheet switch 12 come into contact and become conductive. When the adjustment knob 6 is rotated, the slide member 7 is moved in the substantially horizontal direction by the adjustment screw 8, and the sheet switch 12 is moved in the substantially horizontal direction to contact the pressing member 5 and the sheet switch 12. Can be adjusted. In this case, the adjustment knob 6 is click-adjusted at a predetermined interval by the plunger 9.

  On the other hand, when the finger is released from the trigger 2, the trigger 2 is rotated in the opposite direction to the arrow B direction by the rotational force of the torsion coil spring 4, and the tip of the pressing member 5 is separated from the sheet switch 12 and becomes non-conductive. Become.

  An electrical signal indicating a conduction state or a non-conduction state between the pair of contact terminals of the sheet switch 12 is transmitted from the connector 10 serving as an interface to the laser transmission device through a connection cable.

  As described above, the switch device according to the embodiment of the present invention includes the trigger 2 supported by the housing 1 and the trigger rotating shaft 3, and the pressing member 5 attached to the trigger 2 is movable in conjunction with the trigger 2. Then, the sheet switch 12 is pressed to make the electrical signal conductive. The activated trigger 2 is a torsion coil spring 4 and returns to its original state, and the electrical signal is turned off. In addition, a connector 10 is provided which serves as an interface for transmitting the electrical signal conduction or non-conduction state to the laser transmission device using a connection cable.

  Further, the sheet switch 12 is fixed to the slide member 7, interlocked with the adjustment knob 6, and the slide member 7 is moved by the adjustment knob 6 so as to change the distance between the sheet switch 12 and the pressing member 5. The timing of pressing at 5 can be adjusted. The adjustment knob 6 can be click-adjusted at an arbitrary interval with a plunger 9 press-fitted into the housing 1.

  In addition, an interference cushion (αGELL) 11 is provided at the rear portion of the pressing member 5 in order to prevent damage to the switch device due to excessive pulling of the trigger 2.

  Therefore, it is safe and electrical detection of trigger operation and adjustment of detection timing can be performed.

  Note that the present invention is not limited to the above-described embodiment as it is, and can be embodied by modifying the constituent elements without departing from the scope of the invention in the implementation stage. Further, various inventions can be formed by appropriately combining a plurality of constituent elements disclosed in the embodiment. For example, some components may be deleted from all the components shown in the embodiment. Furthermore, you may combine suitably the component covering different embodiment.

  DESCRIPTION OF SYMBOLS 1 ... Housing, 2 ... Trigger (trigger member), 3 ... Trigger rotating shaft, 4 ... Torsion coil spring, 5 ... Pressing member, 6 ... Adjustment knob, 7 ... Slide member, 8 ... Adjustment screw, 9 ... Plunger, 10 ... Connector, 11 ... Interference cushion, 12 ... Seat switch.

Claims (2)

A trigger member rotatably attached to the housing by a rotary shaft;
A pressing member provided to interlock with the trigger member;
A sheet switch provided at a movement position of the pressing member;
A spring to which a force is applied in a direction separating the pressing member from the seat switch;
A connector electrically connected to each of the pair of contact terminals of the sheet switch ;
A slide member that moves the sheet switch so as to change an interval with the pressing member;
An adjustment knob for moving the slide member;
A switch device, comprising: a plunger that clicks the adjustment knob at predetermined intervals .   The switch device according to claim 1, wherein a cushion is provided on the pressing member.

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