CN213095634U

CN213095634U - Magnetic damping structure of wire wheel

Info

Publication number: CN213095634U
Application number: CN202021157249.0U
Authority: CN
Inventors: 郝冲冲; 邱军波; 冯海良
Original assignee: Ningbo Haibo Group Co ltd
Current assignee: Ningbo Haibo Group Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-05-04
Anticipated expiration: 2030-06-19

Abstract

The utility model relates to a line wheel magnetic damping structure installs the one side at the line wheel of rocking the wheel, including the fixing base that links to each other with the side cap of rocking the wheel, support on the fixing base and have the pedestal of magnet steel, part expose in the adjusting button of side cap and cooperate and can drive pedestal along the driving piece of the axial displacement of line wheel with the adjusting button to make the magnet steel keep away from or be close to the line wheel, its characterized in that the driving piece is including the double-screw bolt with pedestal engaged with, this double-screw bolt is installed between fixing base and side cap, this double-screw bolt one end is supported on the fixing base, and the other end and adjusting button cooperation and can rotate along with the adjusting button. Because the driving piece adopts the double-screw bolt (being equivalent to the structure of a cam), consequently under equal space, the stroke of magnet steel can promote one time to need not other parts of dismouting during the adjustment, only need rotatory adjusting knob can, so the utility model discloses under the unchangeable condition of rocking wheel molding, can conveniently adjust, can increase the adjustable range of magnetic force again, and more can satisfy operation requirement.

Description

Magnetic damping structure of wire wheel

Technical Field

The utility model relates to a fish tape wheel specifically indicates a line wheel magnetic damping structure in fish tape wheel.

Background

In order to prevent the explosion of the fishing line caused by the over-high rotating speed of the reel when the fishing line is cast, a reel damping structure is usually installed on the reel, and the purpose is to generate a resistance opposite to the direction of the rotation of the outgoing line on the reel when the fishing line is cast, and the resistance can reduce the rotating speed of the reel, so that the outgoing speed of the fishing line is lower than the flying speed of the bait, and the use requirement is met.

At present, the damping structure of the wire wheel is generally realized by using structures such as centrifugal friction, magnetic damping or electronic damping, and the like, wherein in the magnetic damping structure, magnetic steel is horizontally arranged (the central line of the magnetic steel is parallel to the axis of the wire wheel) and is controlled by the strength of a cutting magnetic field, for example, a magnetic damping device disclosed in the document with the Chinese patent authorization publication number of CN 204634799U. There are also magnetic steels placed vertically (the central line of the magnetic steel is perpendicular to the axis of the reel), and controlled by cutting the area of the magnetic induction line, such as the new damping structure disclosed in the document with chinese application publication No. CN 107926880A. However, the structure for driving the seat body (or the cylinder) mounted with the magnetic steel to move axially is commonly referred to as an "annular ring with a spirally raised end face and an annular groove with a spirally lowered bottom", that is, a structure similar to a double cam is adopted. However, under the condition that the appearance of the fishing line wheel has requirements, the driving structure enables the axial movement stroke of the magnetic steel to be smaller, and further the magnetic force adjusting range is smaller. In order to overcome this drawback, the latter document adds a damping disc whose axial position is adjustable, but when adjusting the damping disc, it is only necessary to open the side cover and remove the damping seat assembly. Therefore, how to improve the adjustable range of the damping force under the condition of convenient adjustment is the problem to be solved by the current fishing line reel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned prior art, provide a adjust convenient and damping force adjustable range big line wheel magnetic damping structure.

The utility model provides a technical scheme that above-mentioned problem adopted does: the utility model provides a line wheel magnetic damping structure installs in one side of the line wheel of rocking the wheel, including the fixing base that links to each other with the side cap of rocking the wheel, support on the fixing base and have the pedestal of magnet steel, partly expose in the adjusting button of side cap and with the adjusting button cooperatees and can drive the pedestal is along the axial displacement's of line wheel driving piece, so that the magnet steel is kept away from or is close to line wheel, its characterized in that: the driving part comprises a stud meshed with the base body, the stud is arranged between the fixed seat and the side cover, one end of the stud is supported on the fixed seat, and the other end of the stud is matched with the adjusting button and can rotate along with the adjusting button.

In order to assemble conveniently, the base is further improved by comprising a magnetic steel base for mounting magnetic steel and a bracket meshed with the stud, wherein the magnetic steel base is positioned between the fixed base and the wire wheel, the bracket is positioned between the fixed base and the side cover, and the bracket is provided with a guide arm which can penetrate through the fixed base and then is connected with the magnetic steel base.

In order to prevent the wire wheel from driving the magnetic steel seat to shake when rotating, the wire wheel is further improved by further comprising a spring, wherein one end of the spring is propped against the fixed seat, and the other end of the spring is propped against the bracket. Under the action of the spring force, the support can be prevented from inclining, and the magnetic induction lines are ensured to be distributed as required.

Preferably, there are a plurality of guide arms, and preferably three guide arms are provided to make the seat body more stable.

In the above improvement, preferably, the bracket has a through hole through which the other end of the stud passes, and the inner wall of the through hole is provided with a plurality of protrusions capable of engaging with the spiral grooves of the stud. By utilizing the plurality of bulges, the stud bolt can be meshed with the stud bolt, the smooth rotation of the stud bolt and the stud bolt can be ensured, and the processing is convenient.

In each scheme, the magnetic steel is vertically arranged; of course, the magnetic steel can also be horizontally placed.

In order to ensure that the stud can rotate smoothly and can be well matched with the adjusting button, the fixed seat is preferably provided with a positioning column, the positioning column is inserted into an axial positioning hole of the stud, and an elastic ring clamped between the fixed seat and the stud is sleeved on the positioning column.

Compared with the prior art, because the utility model discloses a driving piece adopts the double-screw bolt with pedestal engaged with, during the use, along with the rotation of adjusting knob, the double-screw bolt rotates thereupon, make pedestal axial displacement under the support of fixing base then, finally drive the magnet steel on it and be close or keep away from the line wheel, because the driving piece adopts the double-screw bolt (the structure of a cam in other words) this moment, consequently under equal space, the stroke of magnet steel can promote one time to need not other parts of dismouting during the regulation, only need rotate the adjusting knob can, the event the utility model discloses under the unchangeable condition of rocking wheel molding, can conveniently adjust, can increase the adjustable range of magnetic force again, and more can satisfy the operation requirement.

Drawings

FIG. 1 is a perspective view of the present invention applied to a rocking wheel;

fig. 2 is a cross-sectional view of an embodiment of the present invention (a state of minimum resistance);

FIG. 3 is a cross-sectional view of the adjustment knob of FIG. 2 shown in a state of maximum resistance when rotated;

FIG. 4 is a perspective view of the rocking wheel of FIG. 1 with the side cover and the adjustment knob removed;

FIG. 5 is a perspective view of the rocking wheel of FIG. 4 with the main body and the reel removed;

FIG. 6 is a perspective view of FIG. 5 in another orientation;

FIG. 7 is an exploded perspective view of FIG. 1 (with the body and reel removed);

fig. 8 is another schematic view of fig. 7.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 3, the rocking wheel includes a main body 10, a pulley 20, a side cover 30, a rocking handle assembly (not shown in the figure), and a pulley magnetic damping structure, wherein the main body 10 supports a pulley shaft 50 through a bearing 40, the pulley 20 is mounted on the pulley shaft 50, and the pulley magnetic damping structure is mounted on one side of the pulley 20, as can be seen from fig. 1 to 3, in the present embodiment, the pulley magnetic damping structure is located on the right side of the pulley 20. In the rocking wheel, the magnetic damping structure of the wire wheel is mainly changed, and other parts are in the prior art and are not described in detail herein.

Referring to fig. 2 to 8, the magnetic damping structure of the present reel includes a fixing base 1, a base 3 with magnetic steel 2, an adjusting button 4 partially exposed out of the side cover, and a driving member cooperating with the adjusting button 4 to drive the base 3 to move axially, wherein the fixing base 1 is connected to the side cover 30 of the rocking wheel. In order to assemble conveniently, specifically, this fixing base 1 is dismantled mutually and assembles integratively with side cap 30 through three first screws a, is equipped with a plurality of fixture blocks 11 (three in the picture) on the global of fixing base 1, and what correspond is equipped with three concentric distribution on the main part 10 and can with this fixture block matched with draw-in groove 101, and a rotatory fixing base 1 angle can let fixture block 11 card go into in the draw-in groove 101 to can make side cap 30 pass through fixing base 1 and fix a position on main part 10. The seat body 3 is supported on the fixed seat 1 and can axially move relative to the fixed seat 1. The driving piece is including the double-screw bolt 5 with pedestal 3 engaged with, this double-screw bolt 5 is installed between fixing base 1 and side cap 30, this double-screw bolt 5 one end is supported on fixing base 1, the other end and adjusting button 4 cooperation, specifically, square convex block 51 has on the terminal surface of double-screw bolt 5, have on adjusting button 4 with this square convex block matched with square groove 41 (certainly not be limited to this structure, as long as the adjusting button can drive the double-screw bolt and rotate can), so, rotatory adjusting button 4 just can drive double-screw bolt 5 and rotate, and then can make pedestal 3 axial displacement, make magnet steel 2 keep away from or be close to line wheel 20.

In order to match with the driving member and enable the magnetic steel 2 to approach or leave the wire wheel 20, it is preferable that the seat body 3 is divided into two parts, that is, the seat body includes a magnetic steel seat 31 for mounting the magnetic steel 2 and a bracket 32 engaged with the stud, wherein the main body of the magnetic steel seat is designed into a disk shape and is located between the fixed seat 1 and the wire wheel 20, the magnetic steel 2 is designed into a disk shape (of course, the magnetic steel 2 can also be designed into other shapes such as a square shape), each magnetic steel 2 is uniformly mounted on the side wall of the magnetic steel seat along the circumferential direction of the magnetic steel seat 31, and the polarities of the adjacent magnetic steels 2 are opposite. Specifically, the side wall of the magnetic steel seat 31 is provided with a mounting hole 311, the magnetic steel 2 is embedded in the mounting hole 311, and the central line of each magnetic steel 2 is perpendicular to the axis of the reel 20, that is, the magnetic steel 2 in the prior art is vertically arranged, and in order to prevent the magnetic steel 2 from falling from the mounting hole 311, the inner wall of the magnetic steel seat is provided with a bushing 6 for plugging each mounting hole. The bracket 32 is located between the fixed seat 1 and the side cover 30, a through hole 322 for the other end of the stud to pass through is opened on the frame body 321 of the bracket 32, a plurality of (three in the figure) protrusions 323 capable of engaging in each spiral groove of the stud 5 are arranged on the inner wall of the through hole 322, and the protrusions 323 enter into the respective spiral grooves through the notches 52 on the end surface of the stud 5. A plurality of guide arms 324 extending axially from the frame 321 and capable of passing through the fixing base and then connecting to the magnetic steel base, in this embodiment, three guide arms 324 are designed, and each guide arm is assembled with the magnetic steel base 31 through a second screw B. The three guide arms 324 are used as guides, so that the axial movement of the magnetic steel seat 31 is more stable, and in order to eliminate the gap, the magnetic steel seat further comprises a spring 7, one end of the spring 7 is propped against the spring groove 12 of the fixed seat 1, and the other end of the spring is propped against the bracket 32, so that the seat body 3 always has the trend of moving towards the side cover 30 under the action of the spring force, and thus, when the reel 20 rotates, the magnetic steel seat 31 can be effectively prevented from shaking. And the seat body 3 is more stable than the structure in the prior art by matching with the guide of the three guide arms 324, and the inclination of the bracket 32 can be prevented, thereby indirectly ensuring that the magnetic induction line is perpendicular to the axis of the reel.

In order to ensure a good fit between the adjusting knob 4 and the stud 5, a positioning post 13 is also provided on the end face of the fixing base 1 facing the side cover 30, the positioning post 13 is inserted into the axial positioning hole 53 of the stud 5, and an elastic ring 8 clamped between the fixing base 1 and the stud 5 is sleeved on the positioning post 12. The elastic ring 8 can adopt an O-shaped ring, and the elastic force of the elastic ring 8 can increase the rotation resistance of the adjusting button 4 so as to prevent the adjusting button 4 from being too loose to drive the stud 5 to rotate smoothly due to too loose matching with the stud 5, thereby improving the operation hand feeling.

When the throwing damping force needs to be adjusted, only the adjusting button 4 needs to be rotated, the adjusting button 4 is rotated clockwise as shown in fig. 4, at this time, along with the clockwise rotation of the stud 5, the three protrusions 323 move in the corresponding rotating grooves of the stud 5, and under the matching action of the three guide arms 324 and the fixed seat 1, the support 32 and the magnetic steel seat 31 can only axially move along the line wheel shaft to the side of the reel 20 until the support body 321 of the support 32 abuts against the fixed seat 1, as shown in fig. 3, at this time, the damping force is in the maximum state. Conversely, the adjusting knob 4 is rotated reversely to move the seat body 3 toward the side cover 30 until the magnetic steel seat 31 abuts against the fixed seat 1, as shown in fig. 2, and at this time, the damping force is at a minimum. Obviously, by adopting the magnetic damping structure in the embodiment, not only is the adjustment convenient, but also the axial movement amount of the magnetic steel seat 31 (i.e. the axial movement amount of the magnetic steel) can be maximized in the same space, for example, in the embodiment, the axial movement amount of the magnetic steel seat 31 can be larger than the diameter of the magnetic steel 2, so that when the initial position (as shown in fig. 2) is ensured, the contact area between the wire wheel 20 and the magnetic induction line is as zero as possible, that is, in the initial state, the damping force is zero, and the use requirement can be further met.

Claims

1. The utility model provides a line wheel magnetic damping structure installs the one side of the line wheel (20) of rocking the wheel, including with rocking fixed seat (1) that side cover (30) of wheel link to each other, support on the fixed seat and have pedestal (3) of magnet steel (2), part expose in adjusting button (4) of side cover and with adjusting button (4) cooperate and can drive pedestal (3) are along the axial displacement's of line wheel driving piece, so that magnet steel (2) are kept away from or are close to line wheel (20), its characterized in that: the driving piece comprises a stud (5) meshed with the base body (3), the stud (5) is installed between the fixed base (1) and the side cover (30), one end of the stud (5) is supported on the fixed base (1), and the other end of the stud (5) is matched with the adjusting button (4) and can rotate along with the adjusting button.

2. The wire wheel magnetic damping structure of claim 1, wherein: the base body (3) is including supplying magnetic steel seat (31) of magnet steel installation and support (32) with the double-screw bolt looks meshing, magnetic steel seat (31) be located between fixing base (1) and line wheel (20), support (32) are located between fixing base (1) and side cap (30), and this support (32) have can pass behind the fixing base and the guide arm (324) that the magnetic steel seat links to each other.

3. The wire wheel magnetic damping structure of claim 2, wherein: the device also comprises a spring (7), one end of the spring (7) is propped against the fixed seat (1), and the other end of the spring (7) is propped against the bracket (32).

4. The wire wheel magnetic damping structure of claim 2, wherein: the guide arm (324) is provided in plurality.

5. The wire wheel magnetic damping structure of claim 2, wherein: the bracket (32) is provided with a through hole (322) for the other end of the stud to pass through, and the inner wall of the through hole (322) is provided with a plurality of bulges (323) which can be engaged in each spiral groove of the stud (5).

6. The pulley magnetic damping structure according to any one of claims 1 to 5, characterized in that: the magnetic steel (2) is vertically arranged.

7. The pulley magnetic damping structure according to any one of claims 1 to 5, characterized in that: the fixing seat (1) is provided with a positioning column (13) which is inserted into an axial positioning hole (53) of the stud, and an elastic ring (8) clamped between the fixing seat and the stud is sleeved on the positioning column.