JPH0123263Y2 - - Google Patents

Description

[Detailed description of the invention] The present invention relates to a reversal prevention mechanism for a fishing reel, and more specifically, to a fishing reel used to prevent the rotating frame for winding the fishing line onto the spool from reversing when the fishing line is wound onto the spool. Regarding a reverse rotation prevention mechanism.

In general, this type of reversal prevention mechanism includes a disc-shaped reversal prevention body having a plurality of locking parts on the outer periphery, an engaging body that engages with the locking parts of this reverse rotation prevention body, and the engaging body at one end. and an operating body having a cam part that engages with the reel body, and an operating knob having an operating knob at the other end, and the reversal prevention body is attached adjacent to the rotating frame to a rotating shaft that is freely rotatably supported by the reel body. On the other hand, the engaging body is pivotally mounted in front of the front wall of the reel body and urged toward the anti-reverse body by a spring, and the operating body is freely rotatably installed between the front wall and the rear wall of the reel body. By operating this operating body, the engaging body is switched between an engaging position and a non-engaging position with respect to the reverse rotation preventive body.

However, in the case of the above structure, the through holes for supporting the operating body must be coaxially provided in the front wall and the rear wall of the reel body, which makes the structure of the reel body complicated. Because the operating body requires extra space within the reel body, the reel body becomes larger, and the operating body must be made longer than the length of the reel body in the front-rear direction, which increases the overall weight and increases the overall cost. There was also the problem of high prices.

The present invention was devised in view of the above-mentioned conventional problems, and the purpose is to provide a reversal prevention mechanism that can simplify the structure of the reel body and downsize the reel body and operating body. .

Therefore, in the present invention, a reversal prevention body having a locking part on the outer periphery is attached to a rotating shaft that rotates in conjunction with a handle, and the reel body having a front wall is engaged with the locking part of the reversal prevention body. The engaging body is pivotally mounted to be swingable about an axis in the same direction as the rotating shaft, and is biased toward the anti-reverse body by a spring, wherein the engaging body is attached to the rotating shaft with a diameter larger than the locking part, A control body having a blocking part that prevents the engaging body from engaging with the locking part and a recessed part that has a smaller diameter than the locking part and which allows the engaging body to engage with the locking part is attached to the rotating shaft. The operating body, which is rotatably supported around an axis and which is interlocked with the control body, is attached to a protrusion on the front wall of the reel body that protrudes outward from the front surface of the reel body. , characterized in that the anti-reverse body is supported so as to be switchable between an engaged position and a non-engaged position, and a knob portion of the operating body is exposed on a back surface of a protrusion on the front wall. .

Embodiments of the present invention will be described below based on the drawings.

The illustrated reel is assembled into a spinning reel in which a rotating frame 3 having a bail arm 2 is freely rotatably supported on a reel body 1, and fishing line is wound around a spool 4 by the rotation of the rotating frame 3. However, in order to speed up understanding, the reel will be explained first.

The illustrated reel has legs 1a for attaching it to the fishing rod on the top surface.
A cylindrical rotary shaft 6 having a pinion gear 5 is freely rotatably supported in the through-hole portion of the hollow reel body 1 having a through-hole on the front surface through a bearing, and the outer circumference of the tip of the rotary shaft 6 is The rotating frame 3 having the bail arm 2 and the disk-shaped reverse rotation preventing body 7 having a plurality of locking parts 7a on the outer periphery are attached to the shaft hole of the rotating shaft 6, and the spool 4 is inserted into the shaft hole of the rotating shaft 6.
A spool shaft 8 having a spool shaft 8 is supported so as to be freely movable in the front and back direction, while a handle shaft 9 extending in a direction orthogonal to the axis of the rotating shaft 6 is freely rotatably supported on the side wall of the reel body 1. A master gear 10 that meshes with the pinion key gear 5 is provided at the portion of the shaft 9 that enters the reel body 1, and a handle 11 is provided at the portion that protrudes to the outside of the reel body 1. By rotating the handle 11, the rotation frame 3 While rotating the spool 4,
is moved in the front-back direction via a reciprocating mechanism (not shown), as if winding a fishing line around the spool 4, and engaged with the locking portion 7a of the reversal prevention body 7 on the reel body 1. The engaging body 12 is pivotally mounted by a set screw 13 so as to be able to swing around an axis in the same direction as the rotating shaft 6, and by a spring 14 interposed between the engaging body 12 and the reel body 1.
urging the engaging body 12 toward the reverse rotation preventing body 7;
When the handle 11 is reversed and pulled, the rotating frame 3
This is done in such a way that it prevents a reversal. In this case, when the rotary frame 3 rotates in the forward rotation direction, the engaging body 12 rides on the locking portions 7a one after another against the spring 14. Forward rotation is allowed.

This invention includes a blocking portion 15a on the outer periphery of the rotating shaft 6 of the reel configured as described above, which has a larger diameter than the locking portion 7a and prevents the engaging body 12 from engaging the locking portion 7a. a disc-shaped control body 15 having a recessed portion 15b having a smaller diameter than the locking portion 7a and allowing the engagement body 12 to engage with the locking portion 7a;
is adjacent to the reversal prevention body 7 and rotatably supported around the axis of the rotating shaft 6, making the control body 15 rotatable relative to the reversal prevention body 7, and supporting the front wall of the reel body 1. 1b is provided with an arc-shaped elongated hole 16 extending in the rotational direction of the rotating shaft 6, and a shaft portion 17a parallel to the rotating shaft 6 is provided in the elongated hole 16 portion.
An operating body 17 having a handle and a knob 17b is supported movably in the rotational direction of the rotating shaft 6, and the tip of the shaft 17a of the handle 17 is attached to the control body 15. is exposed on the back surface of the protrusion on the front wall of the reel body 1, so that the control body 15 can be operated from the outside, and the engagement body 12 is engaged with the reversal prevention body 7 by operating the operation body 17. This was done so that it could be switched between the engaged position and the disengaged position.

In the above configuration, the engaging body 12 has a third
As shown in the figure, it consists of a generally rectangular plate having a through hole 12a for receiving the set screw 13 at one end and an engaging body 12b that engages with the locking portion 7a at the other end. A contact piece 12c that contacts one of the blocking part 15a and the recessed part 15b of the control body 15 is provided at the end on the side of the engaging part 12b, and the contact of the contact piece 12c with the blocking part 15a causes the engagement to occur. Release the engagement of the combination 12b with the locking part 7a,
Further, the contact of the contact piece 12c with the recessed portion 15b allows the engagement portion 12b to engage with the locking portion 7a.

Further, the control body 15 is rotatably supported by a support cylinder 3a provided at the center of the rotary frame 3, and the shape of the control body 15 is approximately a disk shape, with a circular outer circumferential surface. The blocking portion 15a is partially recessed to form a recessed portion 15b, and the mounting portion 15c of the operating body 17 is shaped to protrude outward in the radial direction, but the shape is not particularly limited. It's not something you can do.

The switching state of the engaging body 12 is maintained, for example, by an arcuate leaf spring 18 as shown. In this case, the front wall 1b of the reel body 1
A lumen 1c communicating with the elongated hole 16 is provided, the leaf spring 18 is supported in the lumen 1c, and the curved top of the leaf spring 18 is pushed into the elongated hole 16. The shaft portion 17b of the operating body 17 moving within the elongated hole 16 is locked to one end or the other end in the length direction of the elongated hole 16, and when the operating body 17 is operated, the leaf spring 18 is moved to the shaft portion 17b. By bending the long hole 16
This is done by moving the object along the same direction.

The present invention is constructed as described above, and when the rotation frame 3 is made to be able to rotate in the forward and reverse directions from the state in which the rotation frame 3 is prevented from reversing as shown in FIG. This is carried out by moving the engaging body 12 in the direction of arrow X in FIG.
As a result of the movement, the control body 15 rotates clockwise in FIG. is separated from the recessed portion 15b, and the contact piece 12c comes into contact with the blocking portion 15a. At this time, due to the movement of the operating body 17, the shaft portion 17b of the operating body 17 is pushed against the leaf spring 18.
The engagement body 12 can be maintained in the non-engaged position by passing over the curved top of the engagement body 12 and being engaged with the end of the elongated hole 16.

Further, in order to prevent the rotating frame 3 from reversing when the fishing line is wound onto the spool 4, the engaging body 12 is positioned in a non-engaging position with respect to the reversing prevention body 7, as shown in FIG. From the state where the operating body 17 is
This is carried out by moving the engaging body 12 along the long hole 16 in the direction of arrow Y in FIG. The control body 15 rotates counterclockwise in FIG. is separated from the blocking portion 15a, and the contact piece 12c comes into contact with the recessed portion 15b. At this time, due to the movement of the operating body 17, the operating body 17
The shaft portion of the plate spring 18 passes over the curved top portion of the plate spring 18 and is locked to the end of the elongated hole 16, thereby maintaining the switching state of the engaging body 12 to the engaged position.

In the embodiment described above, the engaging body 12 is provided with the contact piece 12c that protrudes outward from the engaging body 12 and comes into contact with the control body 15. is formed into a thick shape with the same height as that of the reversal prevention member 7, and one end side in the thickness direction is engaged with the locking portion 7a of the reversal prevention member 7,
Further, the other end side may be engaged with one of the blocking portion 15a or the recessed portion 15b of the control body 15.

In addition to being supported rotatably, the control body 15 may be supported movably in the axial direction of the rotating shaft 6 as shown in FIGS. 6 and 7. In this case, the blocking portion 15a and the recessed portion 15b are connected to the control body 1 as shown in FIG.
The operating body 17 may be formed separately from the control body 15 and attached by an attachment means such as screwing, or may be formed integrally with the control body 15. If the control body 15 is a separate body, the control body 15 is biased in one direction by a spring 21 as shown in FIG. You may provide the engaging part 15c which engages with each. Furthermore, in the case of FIG. 8, by rotating the operating body 17 to disengage the engagement portion 15c of the cam surface 17c as shown in FIG. 7a
It is possible to release the engagement.

In addition to using the plate spring 18 as a means for maintaining the switching state of the engaging body 12, as shown in FIG.
and a spring 24 that urges the rolling element 22 in the direction of the engaging portion 23. Alternatively, a positioning mechanism may be used that includes a spring 24 that urges the rolling element 22 in the direction of the engaging portion 23. As shown in FIG. 11, a resistor 25 such as a rubber plate that provides resistance to the operation of the control body 15 and the operating body 17 may be provided, and
The means for maintaining it is not particularly limited.

As described above, in the present invention, a reversal prevention body having a locking part on the outer periphery is attached to a rotating shaft that rotates in conjunction with a handle, and a reel body having a front wall is engaged with the locking part of the reversal prevention body. The engaging body is pivotally mounted to be swingable about an axis in the same direction as the rotating shaft, and is biased toward the reverse rotation preventive body by a spring, wherein the engaging body has a diameter larger than the locking part on the rotating shaft, A control body having a blocking part that prevents the engaging body from engaging with the locking part and a recessed part that has a smaller diameter than the locking part and allows the engaging body to engage with the locking part is attached to the rotating shaft. The operating body, which is interlocked with the control body, is attached to a protrusion that is rotatably supported around the axis of the reel body and that protrudes outward from the front surface of the reel body on the front wall of the reel body. , the reel body is supported on the front wall side of the reel body so as to be switchable between an engaged position and a non-engaged position, and the knob portion of the operating body is exposed on the back surface of the protrusion on the front wall. With a simple structure of just providing a window hole for exposing the end of the operating body to the rear surface of the protrusion in the front wall, switching of the engaging body can be performed from the outside, which improves the structure of the reel body. In addition, the engaging body that engages with the locking portion of the reversal prevention body is pivotably pivoted about an axis in the same direction (parallel) as the rotating shaft that supports the reversal prevention body. By doing so, the engaging portion of the engaging body,
It is possible to reduce the swing radius necessary for the engagement of the locking portion of the reversal prevention body, and to make the engagement load at the time of reversal prevention act on the swing radius line of the engagement body, that is, to Since the engaging body can receive the load acting in the longitudinal direction, the engaging body exhibits ideal strength without bending, etc.
This provides a highly durable reversal prevention mechanism that allows for reliable engagement and less wear and distortion.Also, since there is no need to provide space for the operating body inside the reel body, the reel body can be made smaller. In addition, since the operating body can be formed to have a very short length that is exposed from the front wall portion of the reel body to the back surface of the protrusion in the front wall, this is compatible with the ability to miniaturize the reel body. As a result, the entire device can be made lightweight and provided at low cost.

[Brief explanation of the drawing]

Fig. 1 is a partially cutaway sectional view showing an embodiment in which the reversal prevention mechanism of the present invention is incorporated into a spinning reel;
The figures are a sectional view taken along the line shown in FIG. 1, FIG. 3 is a perspective view of only the engaging body, and FIG.
The figure is an explanatory view showing the switching state of the engaging body, and FIGS. 6 to 11 are explanatory views showing other embodiments. DESCRIPTION OF SYMBOLS 1... Reel body, 6... Rotating shaft, 7... Reversal prevention body, 7a... Locking part, 11... Handle,
12... Engaging body, 14... Spring, 15...
Control body, 15a...blocking part, 15b...recessed part,
17... Operating body.

Claims (1)

[Scope of utility model registration request] A reversal prevention body having a locking portion on the outer periphery is attached to a rotating shaft that rotates in conjunction with the handle, and an engaging body that engages with the locking portion of the reversal prevention body is attached to the reel body having a front wall. A locking portion of the engaging body, which is pivotably mounted to be pivotable about an axis in the same direction as the rotating shaft and biased toward the reversal prevention body by a spring, has a diameter larger than the locking portion on the rotating shaft. A control body is rotated around the axis of the rotating shaft, the control body having a blocking part that prevents the engaging part from engaging with the engaging part, and a recessed part that has a smaller diameter than the engaging part and allows the engaging body to engage with the engaging part. The operating body, which is movably supported and is interlocked with the control body, is attached to a protrusion that protrudes outward from the front surface of the reel body on the front wall of the reel body, and the engagement body is attached to the reversal prevention body. A reversal prevention mechanism for a fishing reel, characterized in that the fishing reel is supported so as to be switchable between an engaged position and a non-engaged position, and a knob portion of the operating body is exposed on a rear surface of a protruding portion of the front wall.