KR20010105170A - Motor for electric-powered reel - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motor of an electric reel in which the length of the rotating shaft can be as short as possible in a motor of an electric reel in which rotation of the fishing shaft in the fishing line discharge direction is prohibited.

The motor 4 of the electric reel according to the present invention is a motor which is mounted on the reel main body 2 of the electric reel and which drives the spool 3 to rotate in the fishing line winding direction, and includes a motor main body 31 and a cap member. 32 and a one-way clutch 33 are provided. The motor main body 31 has the rotation shaft 30 which protrudes from both ends, and the base end is opened. The cap member 32 has a through hole 32a at its center and is fixed to the base end of the motor main body 31 to block the opening of the motor main body 31, and one end of the rotating shaft protruding from the base end of the motor main body 31 is formed. It is a member disposed in the through hole 32a. The one-way clutch 33 is a clutch disposed between the cap member 32 and the rotary shaft 30 to allow rotation of the fishing line winding direction of the rotary shaft 30 and prohibit rotation of the fishing line discharge direction.

Description

Motor for electric-powered reel

The present invention relates to a motor, in particular a motor of an electric reel, which is mounted on a reel main body of an electric reel, for rotationally driving a spool in a fishing line winding direction.

The motor used for an electric reel, especially the motor mounted in a spool, has the motor main body which opened the base end, and the cap member which closes the opening of a motor main body. The motor main body has a rotating shaft protruding from both ends, and one end of the rotating shaft is rotatably supported by the cap member. The cap member is fixed to the motor support part provided in the reel main body. One end of the rotating shaft is further protruded from the cap member, and the motor support portion is formed in a cylindrical shape having a bottom to accommodate the one end of the rotating shaft. A roller clutch (an example of one-way clutch) is mounted between the motor support and one end of the rotary shaft to prohibit rotation of the motor in the fishing line discharge direction.

The roller clutch has an outer ring rotatably mounted to the motor support portion and a plurality of rollers mounted between the outer ring and the rotating shaft. The plurality of rollers are arranged at intervals in the circumferential direction by the support mechanism.

In the above conventional configuration, since the roller clutch is provided at one end of the rotating shaft protruding from the motor to prohibit the rotation of the fishing line in the fishing line discharge direction, the length of the rotating shaft of the motor becomes long. In this way, when the rotation axis that does not contribute to the output of the motor is long, the output of the motor is limited when the reel size is given priority, and the width of the reel is widened when the output of the motor is given priority.

An object of the present invention is to make the length of the rotating shaft as short as possible in the motor of the electric reel whose rotation is prohibited in the fishing line discharge direction.

BRIEF DESCRIPTION OF THE DRAWINGS The perspective view of the electric reel which employ | adopted one Embodiment of this invention.

2 is a longitudinal cross-sectional view thereof.

3 is an enlarged cross-sectional view of the base portion of the motor.

4 is a sectional front view of the one-way clutch.

5 is a diagram corresponding to FIG. 4 of another embodiment.

FIG. 6 is a diagram corresponding to FIG. 3 of yet another embodiment. FIG.

7 is an enlarged view of the one-way clutch mounting portion of FIG. 6.

<Description of the symbols for the main parts of the drawings>

2 reel body

3 spools

4 motor

29 motor body

30 axis of rotation

31 Case member

32 cap member

33, 133, 233 one-way clutch

35, 135, 235 paddle

36, 136 cam part

37, 137, 237 rollers

134, 234 inner ring

240 bearings

The motor of an electric reel according to the first aspect of the invention is a motor mounted on a reel main body of an electric reel and configured to rotate and drive a spool in a fishing line winding direction, and includes a motor main body and a one-way clutch. The motor body includes a cylindrical case member having a bottom with an open end, a cap member fixed to the base of the case member to prevent the opening, and a rotation shaft disposed to protrude from the tip of the case member and rotatably mounted to the case member and the cap member. To have. The one-way clutch is a clutch disposed between the case member or the cap member and the rotary shaft to allow rotation of the fishing line winding direction of the rotary shaft and prohibit rotation of the fishing line discharge direction.

In this motor, the rotation shaft is prohibited from rotating in the fishing line discharge direction by the one-way clutch provided between the case member or the cap member and the rotation shaft. Therefore, in order to mount the one-way clutch as in the related art, it is not necessary to protrude one end of the rotating shaft outward from the cap member, thereby shortening the length of the rotating shaft. Therefore, the output of the motor can be increased when the reel size is given priority, and the width of the reel can be narrowed when the output of the motor is given priority.

In the motor of the electric reel according to the second aspect of the invention, in the motor according to the first aspect, the cap member has a through hole in which a rotating shaft is disposed at the center thereof, and the one-way clutch is mounted between the inner circumferential surface of the through hole and the rotating shaft. In this case, since the one-way clutch is attached to the through hole provided in the cap member, the one-way clutch can be easily attached.

The motor of the electric reel according to the third invention is the motor according to the second invention, wherein the one-way clutch is formed to be curved outwardly at intervals in the circumferential direction on the outer ring and the inner circumferential surface of the outer ring which are rotatably mounted in the through hole of the cap member. It has a plurality of cams, and a plurality of rollers mounted on the cams so as to enable rolling movement between the rotating shaft and the outer ring, and which can be dug into the outer ring. In this case, the motor has a simple configuration by the roller-type one-way clutch in which the inner ring is shared with the rotating shaft.

The motor of the electric reel according to the fourth aspect is the motor according to the second aspect, wherein the one-way clutch includes an outer ring rotatably mounted in the through hole of the cap member, an inner ring rotatably mounted on the rotation shaft on the inner circumferential side of the outer ring, A plurality of cams formed to be curved outwardly or inwardly at intervals in the circumferential direction on the inner circumferential surface of the outer ring or the outer circumferential surface of the inner ring, and a plurality of cams that are rollably mounted to the cam between the inner and outer rings, and are able to dig into the outer or inner ring Has a roller. In this case, since the diameter of the one-way clutch is increased by the inner ring, the capacity of the one-way clutch is increased.

The motor of the electric reel according to the fifth aspect of the invention is the motor according to the third aspect or the fourth aspect, wherein the one-way clutch has a supporting member for supporting the rollers at intervals in the circumferential direction. In this case, since the rollers are supported at intervals in the circumferential direction by the supporting member, the operation of the one-way clutch is smoothed.

The motor of the electric reel according to the sixth aspect of the invention is the motor according to the third or fourth aspect, wherein the one-way clutch has an elastic pressing member that elastically presses the roller in the direction in which the roller is driven into the outer ring or the inner ring side. In this case, since the roller is elastically pressurized in the digging direction, when the motor tries to rotate in the fishing line discharge direction, the roller immediately digs into the outer ring or the inner ring, and its rotation is prohibited.

In the motor of the electric reel according to the seventh aspect, in the motor according to the second aspect, the rotation shaft is rotatably mounted to the cap member through a bearing. In this case, since the rotating shaft is supported by the bearing on the cap member equipped with the one-way clutch, the vibration of the rotating shaft is reduced during motor driving.

In the motor of the electric reel according to the eighth aspect, in the motor according to the seventh aspect, the bearing is disposed adjacent to the inside of the one-way clutch. In this case, since a bearing is arrange | positioned adjacent to the inner side of a one-way clutch, even if a bearing is provided, the increase of the length of a rotating shaft can be suppressed.

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

In FIG. 1 and FIG. 2, the electric reel which employ | adopted one Embodiment of this invention is mainly the reel main body 2 with which the handle 1 was attached, and the spool 3 rotatably attached to the reel main body 2. ) And a motor 4 mounted in the spool 3. The counter 5 is attached to the upper portion of the reel unit 2 to perform the depth display. Inside the reel main body 2, a rotation transmission mechanism 6 for transmitting the rotation of the handle 1 to the spool 3 and the rotation of the motor 4 to the spool 3 is provided.

As shown in FIG. 2, the reel unit 2 has a frame 10 and side covers 11 and 12 covering both sides of the frame 10. The frame 10 is an integrally molded member made of aluminum die-cast, and has a pair of left and right side plates 13 and 14 and a connecting member 15 for connecting the side plates 13 and 14 at various places. The lower connecting member 15 is equipped with a fishing rod mounting leg 17 for mounting a fishing rod.

The side cover 12 is fastened to the side plate 14 with a bolt. A fixing frame 16 for attaching the rotation transmission mechanism 6 or the like is fastened to the side cover 12 by bolts. Therefore, when the side cover 12 is peeled off from the side plate 14, the fixing frame 16 also comes out of the side plate 14 together with a part of the rotation transmission mechanism 6 or the side cover 12. As shown in FIG.

The side cover 11 is fastened to the side plate 13 with a bolt. The side cover 11 is provided at the front with a connector for a power cable (not shown) for connecting with a power source such as a battery installed externally.

As shown in Figs. 2 and 3, the side plate 13 is a plate-shaped member made of synthetic resin having ribs on the rim, and an expansion protrusion 20 for mounting the motor 4 is located at the center of the outer side (Fig. 2). Protrude to the right).

As shown in FIG. 3, the tubular motor support part 20a which protrudes inward (right side of FIG. 3) is formed in the expansion protrusion part 20. As shown in FIG. On the inner end surface of this motor support part 20a, the base end part of the motor 4 is fastened by the mounting bolt 23. As shown in FIG. Moreover, the rolling bearing 25 for supporting the one end of the spool 3 rotatably is attached to the outer peripheral surface of the motor support part 20a. The outer ring 25a of the rolling bearing 25 is mounted on the inner circumferential surface of the spool 3, and the inner ring 25b is mounted on the outer circumferential surface of the motor support 20a, between the motor 4 and the motor support 20a. It is fitted.

The motor 4 has a motor main body 29 and a roller type one-way clutch 33 mounted inside the motor main body 29. The motor main body 29 is a main part of a DC motor having a field or an armature therein. In addition, the motor main body 29 includes a cylindrical case member 31 having a bottom with an open end, a cap member 32 fixed to the base of the case member 31 so as to close the opening, and a case member 31, It has the rotating shaft 30 rotatably attached to the cap member 32. As shown in FIG.

The case member 31 is a cylindrical member having a bottom, and rotatably supports the rotation shaft 30 at the bottom.

The tip (right end of FIG. 2) of the rotating shaft 30 is arranged to protrude from the tip of the case member 31. Two sun gears 6b (FIG. 2) of the planetary gear mechanism 6a of the two-stage reduction which comprise the rotation transmission mechanism 6 are mounted side by side at this protruding tip. The one-way clutch 33 is attached to the base end (left end of FIG. 3) of the rotating shaft 30. As shown in FIG.

The cap member 32 is a disk-shaped member having a through hole 32a at its center and having a large diameter portion 32b and a small diameter portion 32c at its outer circumference. In the through hole 32a, the base end of the rotation shaft 30 protruding from the base end of the case member 31 is disposed, and the one-way clutch 33 is attached thereto. The rotation shaft 30 is supported by the cap member 32 so as to be rotatable by this one-way clutch 33. The large diameter part 32b is being fixed to the case member 31 by caulking. Moreover, the mounting bolt 23 attached by the motor support part 20a side is fastened to the large diameter part 32b, and the motor 4 is being fixed to the side plate 13 by this. The small diameter part 32c is inserted in the inner peripheral surface of the motor support part 20a, and the motor 4 is centered with respect to the side plate 13 by this.

The one-way clutch 33 allows the rotation of the fishing line winding direction of the rotation shaft 30 and prohibits the rotation of the fishing line discharge direction. As shown in FIG. 4, the one-way clutch 33 is formed on the inner circumferential surface of the outer ring 35 and the outer ring 35 rotatably mounted in the through hole 32a of the cap member 32, for example, six pieces. Six rollers 37, for example, are mounted on the cam portion 36 so as to enable rolling movement between the cam portion 36 and the rotary shaft 30 and the outer ring.

In the through-hole 32a, for example, six curved anti-rotation recesses 32d are formed at intervals in the circumferential direction, and the rotation is coupled to the anti-rotation recesses 32d on the outer circumferential surface of the outer ring 35. The prevention convex part 35a is formed. Accordingly, the outer ring 35 is rotatably mounted to the cap member 32. The cam portion 36 is formed to be curved outwardly at intervals in the circumferential direction on the inner circumferential surface of the outer ring 35. The roller 37 is mounted to the cam portion 36 so as to be able to roll movement between the rotation shaft 30 and the outer ring 35, and the cam portion (3) at a position that can penetrate into the outer ring 35 and a position away from the outer ring 35. 36) It is movable in the circumferential direction.

The plurality of rollers 37 are supported to be arranged at equal intervals in the circumferential direction by a retainer (an example of the supporting member) 38 rotatably mounted between the outer ring 35 and the rotation shaft 30. The retainer 38 has, for example, six roller storage portions 38a for rotatably supporting the rollers 37 at equal intervals. The retainer 38 is integrally formed with a leaf spring (an example of the elastic pressing member) 39 which elastically presses in the direction of digging the roller 37 into the outer ring 35. When the rotating shaft 30 tries to rotate in the fishing line discharge direction by this leaf spring 39, the rotation of the fishing line discharge direction is temporarily stopped.

As shown in FIG. 2, the spool 3 is formed at intervals in a cylindrical fishing line winding body part 3a that can accommodate the motor 4 therein and at an outer peripheral portion of the fishing line winding body part 3a. It has a pair of left and right flange parts 3b. One end of the spool 3 extends outward from the flange portion 3b, and a bearing 25 is disposed on the inner circumferential surface of the extended end. A gear plate 3c is fixed to the other end of the spool 3. have. The gear plate 3c is provided to transmit the rotation of the spool 3 to the level wind mechanism (not shown). On the spool center side of the gear plate 3c, the rolling bearing 26 is attached between the gear plate 3c and the fixed frame 16. The spool 3 is rotatably supported by the reel unit 2 by these two bearings 25 and 26.

In the electric reel comprised in this way, since the one-way clutch 33 which prohibits the reverse rotation of the motor 4 is mounted in the inside of the motor 4, the rotating shaft 30 of the motor 4 is made into the motor 4 as before. No need to protrude from For this reason, the length of the rotating shaft 30 can be made shorter than before, and the overall length of the motor 4 can be made short. Therefore, in the case where the overall length of the motor 4 is the same as in the prior art, the length of the motor main body 31 can be lengthened, the axial length of the armature or the field inside can be lengthened, and the output of the motor can be increased. Can be increased. In addition, when the output of the motor 4 is made to be the same as before, the overall length of the motor 4 can be shortened, the width of the reel can be reduced, and a compact electric reel can be realized.

[Other Embodiments]

(a) In the above embodiment, the one-way clutch 33 supports the rotation shaft 30 and prevents the reverse rotation. However, a bearing is provided in parallel with the one-way clutch 33, and the bearing rotates the shaft 30. You may support.

(b) Although the compact and quick response roller type was used as the one-way clutch in the above embodiment, a ratchet type may be used. In this case, it is necessary to separately install a bearing for supporting the rotating shaft.

(c) Although the one-way clutch which does not have an inner ring was illustrated in the said embodiment, as shown in FIG. 5, the one-way clutch 133 which has the inner ring 134 unrotably mounted to the rotating shaft 30 is used. You may also do it. In this case, the cam part 136 may be provided in either the outer ring 135 or the inner ring 134. What is necessary is just to form the cam part 136 to the inner ring | wheel 134 so that it may be curved inward rather than an outer side. In addition, since the structure of members other than the one-way clutch 133 is the same, the other member is shown with the code | symbol which added 100 to FIG. 5, and the description is abbreviate | omitted.

(d) The cap member 32 may be disposed on the handle mounting side, and the sun gear 6b of the planetary gear mechanism 6a may be attached to the tip of the rotating shaft 30 protruding from the cap member 32.

(e) Although the one-way clutch 33 is attached to the cap member 32 in the above embodiment, the one-way clutch 33 may be attached to the case member 31.

(f) Although the rotation shaft 30 of the motor 4 is rotatably supported by the one-way clutch 33 in the above embodiment, as shown in FIG. 6, the bearing 240 is adjacent to the one-way clutch 233. You may install

The through hole 32a of the cap member 32 is a stepped hole having a small diameter on the outside (left side of FIG. 6), and a bearing 240 is rotatably mounted on the large diameter portion on the inner side, and the one-way clutch is disposed on the small diameter portion on the outside. 233 is rotatably mounted.

As shown in FIG. 7, the rotary shaft 230 of the motor 4 is a stepped shaft having a small diameter at the base end 230a of the left side, and the one-way clutch 233 and the bearing 240 are the base end of the rotary shaft 230. 230a) are mounted side by side.

The one-way clutch 233 has an inner ring 234, an outer ring 235, and a roller 237, as shown in FIG. 5, and the inner ring 234 is not rotatable to the proximal end 230a of the rotation shaft 230. It is installed. The outer ring 235 is wider than the inner ring 234 and is mounted to face inward. The outer ring 235 is rotatably mounted in the through hole 32a of the cap member 32. The inner ring 234 is attached to the proximal end 230a of the rotation shaft 230 so as not to rotate by, for example, pressing. The inner ring 234 is disposed at a distance from the bearing 240.

The bearing 240 is, for example, a sliding bearing made of sintered metal, and is disposed adjacent to the inside of the one-way clutch 233. The bearing 240 is in contact with the outer surface (left side of FIG. 7) and the inner circumferential surface of the outer ring 235 and is disposed at an interval from the inner ring 234. The inner surface (right side of FIG. 7) of the bearing 240 protrudes inward from the mounting surface of the cap member 32 to the case member 31. A circular recess 240a is formed on the inner surface of the bearing 240, and an oil shutoff washer 241 for preventing intrusion of oil or foreign matter such as lubricating oil into the motor 4 is provided in the recess 240a. Is disposed in contact with the end of the rotation shaft (230). The oil shutoff washer 241 is press-fitted to the proximal end 230a of the rotary shaft 230.

When the rotating shaft 230 is supported by the bearing 240 in this manner, vibration during the driving of the motor 4 can be suppressed. In addition, since the bearing 240 is disposed inside the one-way clutch 233, even if the bearing 240 is installed adjacent to the one-way clutch 233, the increase in the length of the rotation shaft 230 can be suppressed.

According to the present invention, the rotation shaft is prohibited from rotating in the fishing line discharge direction by a one-way clutch mounted between the case member or the cap member and the rotation shaft. Therefore, it is not necessary to project one end of the rotating shaft outward from the cap member in order to mount the one-way clutch as in the prior art, and the length of the rotating shaft can be shortened. Therefore, the output of the motor can be increased when the reel size is given priority, and the width of the reel can be narrowed when the output of the motor is given priority.

Claims (8)

It is mounted on the reel main body of the electric reel and is a motor of the electric reel for rotationally driving the spool in the fishing line winding direction, A cylindrical case member having a bottom with an open end, a cap member fixed to the base end of the case member to block the opening, and protruding from a tip of the case member to be rotatable to the case member and the cap member. A motor body having a rotating shaft mounted thereon; A motor of an electric reel having a one-way clutch disposed between the case member or the cap member and the rotating shaft to allow rotation of the fishing shaft in the fishing line winding direction and prohibit rotation of the fishing line discharge direction. The method of claim 1, The cap member has a through hole in which the rotating shaft is disposed at the center, The one-way clutch is a motor of an electric reel mounted between the inner circumferential surface of the through hole and the rotating shaft. The method of claim 2, wherein the one-way clutch, An outer ring rotatably mounted to the through hole of the cap member; A plurality of cam portions formed on the inner circumferential surface of the outer ring at intervals in the circumferential direction and curved outwardly; A motor of an electric reel having a plurality of rollers that can be rolled into the cam portion between the rotary shaft and the outer ring so as to enable rolling movement into the outer ring. The method of claim 2, wherein the one-way clutch, An outer ring rotatably mounted to the through hole of the cap member; An inner ring rotatably mounted to the rotating shaft on an inner circumferential side of the outer ring, A plurality of cam portions formed on the inner circumferential surface of the outer ring or the outer circumferential surface of the inner ring at intervals in the circumferential direction and curved outwardly or inwardly; A motor of an electric reel having a plurality of rollers which are rotatably mounted to the cam portion between the inner ring and the outer ring and are able to dig into the outer ring or the inner ring. 5. The motor of claim 3 or 4, wherein the one-way clutch has a support member for supporting the roller at intervals in the circumferential direction. The motor of an electric reel according to claim 3 or 4, wherein the one-way clutch has an elastic pressing member that elastically presses the roller in the direction in which the roller is inserted into the outer ring or the inner ring. The motor of an electric reel according to claim 2, wherein said rotating shaft is rotatably mounted to said cap member through a bearing. 8. The motor of claim 7, wherein the bearing is disposed adjacent to the inner side of the one-way clutch.