JP5570184B2 - fishing rod - Google Patents

Description

  The present invention relates to a fishing rod in which a bottom plug is attached to the end of the base side of the base rod.

The butt plug is an attachment cylinder shaft portion (publication number: 6A) as a butt plug main body portion that is inserted into the heel side end portion of the heel and a knob operation formed on the heel side of the butt plug main body portion. It was formed with a knob part (publication number: 6B) as a part. Only the external thread portion that is screwed into the internal thread portion formed on the inner peripheral surface of the base side end portion of the base rod is formed on the mounting cylinder shaft portion.
In the state where the butt plug is attached to the main shaft, the mounting cylinder shaft portion is inserted into the inner space of the end portion on the base side of the main shaft, and the knob operation portion is removed from the base end of the main shaft. The tip end side end surface of the knob operating portion is in a state of being in contact with the base end side end surface of the base rod (Patent Document 1).

JP 2008-200003 A (paragraph number [0024] and FIG. 1)

At the time of general fishing operation, put the buttocks knob operation part located at the base side end of the shark's base on the abdomen and put the fishing pole on its side to suppress the sideways movement of the fish, or try to enter the root It tries to lift the fishing rod upward in order to suppress the movement of the fish trying to dive into the sea.
In such a case, the bottom plug applied to the abdomen may be rotated by the abdomen when the fishing rod is switched to the sideways posture or to the upward posture, which may cause loosening.
If the user does not notice that the looseness has occurred, the butt plug may be lost during the device insertion or removal operation.

  An object of the present invention is to provide a fishing rod that suppresses loosening of the bottom plug and suppresses loss of the bottom plug even during fishing operation or when carrying the fishing rod at the fishing ground.

〔Constitution〕
According to the first aspect of the present invention, there is provided a male screw part that is screwed into a female screw part formed on the inner peripheral surface of the base side end part of the base rod, and a base side from the formation site of the male screw part. A rotating surface portion having a diameter smaller than the outer diameter of the male screw portion, and having a diameter larger than the inner diameter of the female screw portion at the tip side of the female screw portion forming portion at the base end portion of the base portion. And forming a charging internal space into which the male screw part can enter,
By screwing the butt plug, the male screw part and the female screw part are unscrewed, the male screw part is located in the loading internal space, and the rotating surface part is the female screw. In the state where the part is formed and supported, the bottom plug receives an external force and rotates without screwing around the shaft axis X , and the operation and effect thereof are as follows.

[Action]
As a structure of the bottom plug, a male screw part that is conventionally screwed into a female screw part formed on the inner peripheral surface of the base side end of the marshalling portion in the end part of the base side of the marshal Only the rotation surface portion having a smaller diameter than the outer diameter of the male screw portion was formed on the base side of the male screw portion forming portion.
That is, the following use is possible by forming the rotating surface portion together with the male screw portion. When attaching or removing the butt plug to the base end of the base, or screwing the male thread into the female thread formed on the inner peripheral surface of the base end of the base, Perform installation and removal operations.

  On the other hand, when going to the fishing ground with a butt plug or when performing a fishing operation, the male screw part is rotated until the screwing with the female screw part is released, and the male screw part is turned into the former rod. It is made to position in the insertion internal space currently formed in the tip side rather than the internal thread part formation site | part of the heel side end part. Then, the male screw part is located in the charging inner space, and the rotation surface part not forming the male screw is located at a position corresponding to the female screw part formed on the inner peripheral surface of the base side end part of the main shaft. Will be.

Then, as described above, even when the abdomen rotates the buttocks plug when pressing the buttocks plug against the abdomen, the so-called buttocks plug is rotated around by the rotating surface part supported by the female screw part. Doing so will not deviate from the marshal.
To remove the butt plug from the state where the male screw portion is once located in the inner space of the loading, hold the butt plug and screw the male screw portion into the female screw portion while pulling it to the base side. Can be removed by rotation.

〔effect〕
In this manner, the bottom plug forms a rotating surface portion together with the male screw portion, while the main shaft has a male screw having a diameter larger than the inner diameter of the female screw portion on the tip side farther from the female screw portion forming portion. The butt that can suppress the loss of the butt plug while being able to easily attach and detach to the main fence using the screw structure by devising the internal space that does not screw with the part. A fishing rod having a stopper mounting structure can be provided.

〔Constitution〕
The characteristic configuration of the invention according to claim 2 is that an engagement support portion that protrudes toward the heel side is formed at the heel side end of the base heel, and from the heel side end surface in the knob operation portion of the butt plug An engagement projection that is engaged and supported by the engagement support portion from the heel side when the butt plug is attached to the heel side toward the heel side is extended to the butt plug body portion. In a state where the formed male screw portion is positioned in the charging internal space, the engaging projection portion is engaged with the engaging support portion from the base side to rotate and support the bottom plug. The operational effects are as follows.

[Function and effect]
When the male screw portion of the bottom plug body portion is pushed in until it is positioned in the interior space of the main rod, the engagement protrusion on the side plug side engages with the engagement support portion on the main rod side. As a result, the butt plug is supported by the engagement support portion and can rotate.
By adopting such a configuration, the rotation formed in the butt plug body portion of the butt plug even when the male screw portion is positioned in the interior space of the marshal and the butt plug is rotated. A state in which the surface portion does not directly contact the female screw portion can appear, and even if both of them are in a relative rotation state, the screw thread of the rotating surface portion and the female screw portion can be prevented from being damaged.

〔Constitution〕
The characteristic configuration of the invention according to claim 3 is characterized in that the bottom plug main body portion includes a cylindrical adapter portion in which the male screw portion and the rotating surface portion are formed, and a main body portion for fitting and supporting the cylindrical adapter portion. The function and effect are as follows.

[Function and effect]
By installing the cylindrical adapter part, when the male screw part is located in the inner space of the marshal and the butt plug is rolled, the rotating surface of the butt plug body part will be on the side of the marsh In the state supported by the female threaded portion of the butt plug, or in the state where the engaging projection portion on the butt plug side engages with the engaging support portion on the heel side, the rotating surface portion of the butt plug body portion is, for example, the female on the heel side. Even when the rotating surface portion is damaged due to long-term use due to contact with the screw portion, the cylindrical adapter portion can be replaced and the butt plug itself can be used without any trouble.

It is a perspective view which shows the state which attached the buttocks plug to the main shaft. (A) Exploded longitudinal side view showing the state before attaching the end plug to the main shaft, (b) The state where the male screw portion of the end plug is screwed to the female screw portion of the main end, and the end plug is attached (C) It is a vertical side view showing a state in which the male screw portion is released from screwing with the female screw portion, inserted into the inner space of the insertion, and the end plug is attached at a predetermined position. . (A) An annular engagement support portion is provided on the ring body, an engagement protrusion is provided on the large-diameter flange portion of the butt plug, and an engagement structure between the butt plug and the main rod is configured. It is a vertical side view which shows the state before attaching, (b) It is a vertical side view which shows the state which attached the buttock to the main shaft. (A) An exploded vertical side view showing a state before the cylindrical adapter part is attached to the main body, and (b) a vertical side view showing a state where the cylindrical adapter part is attached to the main body.

[First Embodiment]
As shown in FIGS. 1 and 2, the fishing rod A has a tail plug 2 attached to the heel side end portion 1 </ b> A of the main rod 1. An inner space that opens the flange-side end surface 1a is formed at the flange-side end 1A of the flange 1 and a tail plug mounting ring body 3 is formed on the inner peripheral surface of the internal space from the flange end side. It is attached.

  The bottom plug attaching ring body 3 is composed of a cylindrical portion 3A located in the inner space of the flange side end portion 1A of the flange 1 and a flange portion 3B positioned on the flange side of the cylindrical portion 3A. Yes. The cylindrical portion 3A is arranged in a state inscribed in the inner peripheral surface of the flange side end portion 1A, and the flange portion 3B is on the flange side end surface 1a of the flange side end portion 1A of the flange 1 Abut. A female threaded portion 3a is formed on the inner peripheral surface 3C of the cylindrical portion 3A, and is used when attaching the bottom plug 2 to the main shaft 1 (the bottom plug mounting ring body 3 is separate from the main shaft main body. However, it may be formed by forming an internal space on the end surface of the heel side and processing the female thread directly on the heel side of the heel side).

The distal end 3b of the cylindrical portion 3A of the bottom plug mounting ring body 3 is placed on the back side wall 1b of the inner space in a state where the bottom plug mounting ring body 3 is mounted on the base end 1A of the base rod 1. It is set to a length that does not reach, and has a larger inner diameter than the inner diameter of the female threaded portion 3a at the tip side of the tip 3b of the cylindrical portion 3A of the ring plug mounting ring body 3A. A space P is formed.
As a material of the bottom plug mounting ring body 3, a light metal such as aluminum, a hard synthetic resin, a synthetic rubber, or the like can be used.

The bottom plug 2 will be described. As shown in FIGS. 2A to 2C, the butt plug 2 includes a butt plug main body 4 and a knob operation unit 5 attached to the butt plug main body 4.
The bottom plug main body 4 is composed of a cylindrical shaft portion 4A and a flange-shaped attachment portion 4B that is located on the heel side and can be picked. On the outer peripheral surface of the cylindrical shaft portion 4A, a male screw portion 4a is formed on the heel side, and a rotating surface portion 4b is formed on the heel side from the male screw portion forming portion. The outer diameter of the rotating surface portion 4b is smaller than the outer diameter of the male screw portion.

As shown in FIG. 2, the flange-shaped mounting portion 4B is formed by integrally forming a large-diameter large-diameter flange portion 4c located on the heel side and a small-diameter small-diameter flange portion 4d located on the heel side. The knob operating portion 5 is configured to be attached to the flange portion 4d. A connecting cylindrical portion 4e that connects the large-diameter flange portion 4c and the small-diameter flange portion 4d in an integrated structure is provided, and is engaged between the large-diameter flange portion 4c and the small-diameter flange portion 4d on the outside of the connecting cylindrical portion 4e. A recess 4f is formed.
A guide inclined surface 4g having a smaller diameter toward the base end is formed on the base end surface of the small diameter flange portion 4d, so that the knob operating portion 5 functions as a guide surface when being attached to the small diameter flange portion 4d. It is configured.
As the material of the cylindrical shaft portion 4A, a lightweight metal such as aluminum, an engineering resin such as nylon, or the like is used.

  As shown in FIG. 2, the knob operation portion 5 is formed with an engagement internal space 5 a that opens to the tip side in the operation main body portion 5 </ b> A having a circular outer peripheral surface. By inserting the small-diameter flange portion 4d into the engaging internal space 5a, the knob operation portion 5 itself is attached to the small-diameter flange portion 4d. At a position corresponding to the heel-side opening 5b in the engagement internal space 5a of the knob operating portion 5, an engagement ridge 5c surrounding the heel-side opening 5b is provided in a state of protruding inward.

  When the knob operation portion 5 is attached to the small-diameter flange portion 4d and is pressed against the guiding inclined surface 4g when the knob operating portion 5 is attached to the small diameter flange portion 4d, the engaging flange portion 5c is guided to the guiding inclined surface 4g. The diameter of the front opening 5b is increased, and the outer periphery of the small diameter flange portion 4d is overcome and engaged with the engagement recess 4f formed in the small diameter flange portion 4d.

  With the above configuration, as shown in FIG. 2 (b), the male screw portion 4a of the bottom plug 2 to which the knob operating portion 5 is attached is screwed into the female screw portion 3a on the side of the main shaft 1 to Attach 2 to Marshal 1 In this state, by further operating and screwing the butt plug 2, the male screw portion 4a and the female screw portion 3a are unscrewed to form the male screw portion 4a as shown in FIG. 2 (c). The tip side portion of the cylindrical shaft portion 4 </ b> A is inserted into the charging internal space P in the main rod 1.

As a result, the rotating surface portion 4b formed on the base side from the male screw portion 4a reaches and is supported by the forming portion of the female screw portion 3a, and the tail plug 2 is screwed around the shaft axis X by receiving an external force. It can rotate without.
To remove the butt plug 2 from such a state of use, the butt end side of the male screw portion 4a is bitten into the heel side end of the female screw portion 3a while the butt plug 2 is slightly pulled toward the heel side. As a result, the male screw portion 4a and the female screw portion 3a can be screwed together, and the tail plug 2 can be removed as shown in FIG.
As the knob operation unit 5, a synthetic resin such as styrene or a synthetic rubber such as NBR is employed.

[Second Embodiment]
Differences from the first embodiment will be mainly described. Here, a configuration in which the rotating surface portion 4b of the cylindrical shaft portion 4A and the female screw portion 3a of the bottom plug mounting ring body 3 of the main shaft 1 are not in direct contact with the bottom plug 2 mounted at a predetermined position is presented. .
As shown in FIG. 3, an annular engagement support portion 3 d is extended as an engagement support portion from the flange portion 3 </ b> B of the bottom plug attachment ring body 3 toward the base side, and the flange-like attachment portion of the bottom plug 2. An annular engagement protrusion 4h is formed as an engagement protrusion from the outer edge of the large-diameter flange 4c in 4B toward the tip side.

  By providing the configuration as described above, the tail plug 2 is screwed in a state where the male screw portion 4a of the cylindrical shaft portion 4A of the bottom plug 2 is screwed into the female screw portion 3a of the ring body 3 of the main shaft 1. As a result, the annular engagement protrusion 4h is engaged with the annular engagement support 3d before the male screw portion 4a and the female screw portion 3a are unscrewed, and the male screw portion 4a of the bottom plug 2 is further engaged. When detached from the female screw portion 3a, the annular engagement protrusion 4h completes the engagement with the annular engagement support portion 3d.

  If it does so, the rotating surface part 4b of 4 A of cylindrical shaft parts will be maintained in the state spaced apart from the internal thread part 3a of the ring body 3. FIG. In this case, if the engagement state between the annular engagement protrusion 4h and the annular engagement support portion 3d is tight, the tail plug 2 does not rotate even if it receives some force, but the engagement state is moderate. If it is a thing, it may receive a pressing force from the abdomen or the like and rotate.

[Third Embodiment]
Differences from the first and second embodiments will be mainly described. Here, the form which comprises the structure of 4 A of cylindrical shaft parts in the bottom plug 2 with two members is demonstrated.
As shown in FIG. 4, the cylindrical shaft portion 4A is composed of a cylindrical adapter portion 4C in which a male screw portion 4a and a rotating surface portion 4b are formed, and a main body portion 4D that supports the cylindrical adapter portion 4C to be fitted. Configure. The main body portion 4D is a cylindrical body that is integrally extended from the large-diameter flange portion 4c to the tip side.

  Even when the rotating surface portion 4b of the cylindrical shaft portion 4A is supported by the female screw portion 3a of the bottom plug mounting ring body 3 and is damaged due to the above configuration, the cylindrical adapter It is not necessary to replace the entire bottom plug 2 by replacing the portion 4C.

[Another embodiment]
(1) Although the cylindrical shaft portion 4A is formed as the bottom plug main body portion, it may be a solid shaft portion instead of the cylindrical shape.
(2) The bottom plug 2 is configured by combining the bottom plug body 4 and the knob operation unit 5, but these may be formed as a single component with a synthetic resin or the like.
(3) The bottom plug mounting ring body 3 is attached to the main shaft 1, but the inner space is formed on the end surface of the main shaft and the female thread is directly processed on the base side of the main shaft, so that the bottom plug mounting ring body is formed. 3 may be omitted, and a female thread portion for attaching the bottom plug 2 may be formed directly on the inner peripheral surface of the heel side end 1A of the heel 1.
(4) Although both the engagement support portion 3d and the engagement protrusion 4h are formed in an annular shape, the engagement support portion 3d and the engagement projection portion 4h are not completely annular, and a notch portion may be included in a part of the phase in the circumferential direction.
(5) The bottom plug has been shown as an example, but the present invention is applicable to those that are attached to the bottom end of the heel with screws, such as “elbow rest” and “grip” attached to the bottom of the heel.

  The present invention can be applied not only to a swing rod but also to a parallel splice and an inlay splice.

DESCRIPTION OF SYMBOLS 1 Margin 1A Margin side end 2 Butt plug 3a Female thread part 3d Engagement support part 4A Butt plug body part 4B Flange attachment part 4C Cylindrical adapter part 4D Body part 4a Male thread part 4b Rotating surface part 4h Part 5 Picking operation part P Internal space for charging

Claims (3)

A butt plug is formed by a butt plug body portion inserted into the heel end portion of the heel and a knob operation portion formed on the heel side of the butt plug body portion. A male screw portion that is screwed into a female screw portion that is formed on the inner peripheral surface of the heel base side end portion of the heel, and a rotary surface portion that is smaller in diameter than the screw outer diameter of the male screw portion on the heel side of the male screw portion forming portion And a larger inside diameter than the inner diameter of the female screw portion on the tip side of the female screw portion forming portion at the base end portion of the base rod, and the male screw portion can be inserted. Forming a space,
By screwing the butt plug, the male screw part and the female screw part are unscrewed, the male screw part is located in the loading internal space, and the rotating surface part is the female screw. A fishing rod that rotates without being screwed around the shaft axis X in response to an external force in a state where it reaches and is supported by the part forming portion .   An engaging support portion that protrudes toward the heel side is formed at the heel side end of the heel, and the butt plug is directed from the heel side end surface to the heel side in the knob operation portion of the butt plug. An engagement protrusion that is engaged with and supported by the engagement support portion from the flange side when mounted on the engagement rod extends, and a male screw portion formed on the buttocks plug main body portion extends into the insertion internal space. 2. The fishing rod according to claim 1, wherein the engaging protrusion is engaged with the engaging support portion from the heel side in a state of being positioned inside to rotatably support the butt plug.   The fishing rod according to claim 1 or 2, wherein the bottom plug main body part is constituted by a cylindrical adapter part in which the male screw part and the rotating surface part are formed, and a main body part to be fitted and supported by the cylindrical adapter part. .

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