阅读说明：本技术 一种双弹簧补偿刹车机构 (Double-spring compensation brake mechanism ) 是由 徐长林 王建 于 2021-03-04 设计创作，主要内容包括：本发明公开了一种双弹簧补偿刹车机构。该双弹簧补偿刹车机构包括主轴,主轴上套接有线轮,线轮的一侧设置有磁铁安装座,磁铁安装座安装有若干个磁铁,磁铁和线轮之间设置有可导电的刹车圈,刹车圈滑动连接于主轴,刹车圈旋转切割磁感线,刹车圈面向线轮的一侧设置有离心甩块,离心甩块背向刹车圈的一侧设置有第一斜面,线轮设置有与第一斜面配合的第二斜面,刹车圈与磁铁安装座之间设置有第一弹簧,刹车圈与线轮之间设置有第二弹簧,第一弹簧和第二弹簧均处于受压状态,且第一弹簧的弹簧力大于第二弹簧的弹簧力。本发明解决了现有鱼轮在抛投的中后段线轮转速降低,刹车力下降不平缓的问题。(The invention discloses a double-spring compensation brake mechanism. This dual spring compensation brake mechanism includes the main shaft, the line wheel has been cup jointed on the main shaft, one side of line wheel is provided with the magnet mount pad, a plurality of magnet is installed to the magnet mount pad, be provided with the brake circle that can electrically conduct between magnet and the line wheel, brake circle sliding connection is in the main shaft, the rotatory cutting magnetic induction line of brake circle, one side that the brake circle faced the line wheel is provided with the centrifugation and gets rid of the piece, one side that the centrifugation gets rid of the piece dorsad brake circle is provided with first inclined plane, the line wheel be provided with first inclined plane complex second inclined plane, be provided with first spring between brake circle and the magnet mount pad, be provided with the second spring between brake circle and the line wheel, first spring and second spring all are in the pressurized state, and the spring force of first spring is greater than the spring force. The invention solves the problems that the rotating speed of the line wheel at the middle and rear sections of the throwing of the prior fishing wheel is reduced, and the braking force is not slowly reduced.)

1. The utility model provides a double spring compensation brake mechanism which characterized in that: the brake device comprises a main shaft, the line wheel has been cup jointed on the main shaft, one side of line wheel is provided with the magnet mount pad, a plurality of magnet is installed to the magnet mount pad, be provided with electrically conductive brake ring between magnet and the line wheel, brake ring sliding connection is in the main shaft, the rotatory cutting magnetic induction line of brake ring, one side that the brake ring faced the line wheel is provided with the centrifugation piece of getting rid of, the centrifugation piece of getting rid of one side of brake ring dorsad is provided with first inclined plane, the line wheel is provided with the second inclined plane with first inclined plane complex, be provided with first spring between brake ring and the magnet mount pad, be provided with the second spring between brake ring and the line wheel, first spring and second spring all are in the pressurized state, and the spring force of first spring is greater than the spring force.

2. The dual spring compensated brake mechanism of claim 1, wherein: the brake ring comprises a first sheet body used for cutting a magnetic induction line, a first shaft sleeve sleeved outside the main shaft is arranged on one side, facing the line wheel, of the first sheet body, a second sheet body is arranged at the front end of the first shaft sleeve, a slide way in which the centrifugal throwing block slides is arranged on the second sheet body, and a notch matched with the slide way is arranged on the centrifugal throwing block.

3. The dual spring compensated brake mechanism of claim 2, wherein: the first shaft sleeve is provided with a cavity, the cavity is used for accommodating a first spring, the first spring is sleeved on the main shaft, a check ring is arranged on the outer side of the cavity and limits the first spring in the cavity, a clamp spring is arranged at the rear end of the check ring, and a groove for clamping the clamp spring is formed in the main shaft.

4. The dual spring compensated brake mechanism of claim 2, wherein: the front end of the second sheet body is provided with a second shaft sleeve which is sleeved outside the main shaft, the inner wall of the second shaft sleeve is provided with a spigot surface, and the main shaft is provided with a plane matched with the spigot surface.

5. The dual spring compensated brake mechanism of claim 4, wherein: the front side end face of the second shaft sleeve props against a second spring, the second spring is sleeved on the main shaft, and the other end of the second spring props against the wire wheel.

6. The dual spring compensated brake mechanism of claim 1, wherein: the main shaft is provided with an annular boss of the wire blocking wheel, and the annular boss is located on the opposite side of the second spring.

7. The dual spring compensated brake mechanism of claim 1, wherein: the magnets are evenly distributed around the main shaft.

Technical Field

The invention relates to the field of fishing gears, in particular to a double-spring compensation brake mechanism.

Background

The existing fishing wheels such as water drop wheels and drum type wheels often cause the phenomena of line explosion and short throwing. The speed of the fishhook and bait is reduced after the fishhook and bait are thrown out for a certain distance (particularly after the fishhook and bait enter water), and the reel part continuously keeps a certain speed to rotate and pay off due to inertia, so that the paid-off line is wound on the reel in a mess, and the phenomenon of line explosion is easily caused; the existing brake mechanism is centrifugal or magnetic, the brake force is in direct proportion to the rotating speed, the faster the rotating speed is, the larger the brake force is, so that the large brake force can be generated at the initial stage of throwing the line, the bait is not thrown far, and in the middle and later stages of throwing, the brake force suddenly drops along with the reduction of the rotating speed of the line wheel.

Disclosure of Invention

The invention aims to provide a double-spring compensation brake mechanism which avoids the phenomenon of wire explosion, increases the throwing distance and ensures that the brake force is slowly reduced in the later throwing period aiming at the defects in the prior art.

In order to achieve the purpose, the technical scheme of the double-spring compensation brake mechanism is as follows:

the utility model provides a dual spring compensation brake mechanism, which comprises a main shaft, the line wheel has been cup jointed on the main shaft, one side of line wheel is provided with the magnet mount pad, a plurality of magnet is installed to the magnet mount pad, be provided with the electrically conductive brake circle between magnet and the line wheel, brake circle sliding connection is in the main shaft, the rotatory cutting magnetic induction line of brake circle, one side that the brake circle faces the line wheel is provided with the centrifugation and gets rid of the piece, one side that the centrifugation gets rid of the piece dorsad brake circle is provided with first inclined plane, the line wheel be provided with first inclined plane complex second inclined plane, be provided with first spring between brake circle and the magnet mount pad, be provided with the second spring between brake circle and the line wheel, first spring and second spring all are in the pressurized state, and the spring force of first spring is greater than the. When throwing, the main shaft is driven by the wire wheel to rotate in an accelerating mode, the brake ring cuts magnetic induction lines, the first inclined plane is abutted against the second inclined plane to force the centrifugal throwing block to move away from the wire wheel, the centrifugal throwing block and the second spring jointly push the brake ring, the brake ring is close to the magnet and simultaneously compresses the first spring, magnetic damping borne by the brake ring is increased, namely, the braking force of the wire wheel is increased, the first spring delays the braking force to reach a peak value, throwing distance is increased, lines are not broken, when the braking force reaches the peak value, the rotating speed of the wire wheel begins to decrease, the centrifugal force of the centrifugal throwing block also decreases along with the first spring, the first spring pushes the brake ring, at the moment, the brake ring pushes the centrifugal throwing block to simultaneously compress the second spring, and the second spring overcomes the defect that the efficiency of the centrifugal throwing block is decreased too fast, so that the braking force is.

Preferably, the brake ring comprises a first sheet body used for cutting the magnetic induction line, a first shaft sleeve sleeved outside the main shaft is arranged on one side of the first sheet body facing the line wheel, a second sheet body is arranged at the front end of the first shaft sleeve, a slide way for sliding the centrifugal throwing block is arranged on the second sheet body, and a notch matched with the slide way is formed in the centrifugal throwing block. The centrifugal throwing block slides in the slideway, so that the brake ring is ensured to be subjected to stable driving force.

Preferably, the first shaft sleeve is provided with a cavity, the cavity is used for accommodating a first spring, the first spring is sleeved on the main shaft, a retainer ring is arranged on the outer side of the cavity and limits the first spring in the cavity, a clamp spring is arranged at the rear end of the retainer ring, and the main shaft is provided with a groove in which the clamp spring is clamped. The first spring is limited in the cavity of the first shaft sleeve by the retainer ring, so that the structure is more compact.

Preferably, the front end of the second sheet body is provided with a second shaft sleeve sleeved outside the main shaft, the inner wall of the second shaft sleeve is provided with a spigot surface, and the main shaft is provided with a plane matched with the spigot surface. The plane is matched with the spigot surface, so that the brake ring can rotate along with the main shaft and can slide on the main shaft, and the structure is simplified.

Preferably, the front end face of the second shaft sleeve props against a second spring, the second spring is sleeved on the main shaft, and the other end of the second spring props against the wire wheel. The second spring cup joints in the main shaft, and one end is contradicted the line wheel, and the other end is contradicted the brake rim, simple structure, convenient assembling.

Preferably, the main shaft is provided with an annular boss of the wire blocking wheel, and the annular boss is positioned on the opposite side of the second spring. The annular boss is matched with the second spring to fix the wire wheel on the main shaft, so that the wire wheel is prevented from moving on the main shaft in a crossing manner.

Preferably, the magnets are distributed around the main axis. When guaranteeing first slice body cutting magnetic induction line, the brake rim can obtain stable braking force.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, the magnetic induction line is cut by the first sheet body, and the brake ring is pushed to the magnet by the centrifugal throwing block and the second spring, so that the rotating speed of the line wheel is in direct proportion to the brake force, the phenomenon of line explosion is avoided, the first spring delays the brake force of the brake ring from reaching a peak value, the throwing distance is increased, the first spring pushes the brake ring after the brake force of the brake ring reaches the peak value, and the second spring makes up the defect that the efficiency of the centrifugal throwing block is reduced too fast, so that the brake force is reduced more slowly;

2. when light bait and small bait are cast, the second spring gives certain brake starting capability, so that the cast at a lower rotating speed can have good brake performance;

drawings

FIG. 1 is a schematic structural view of a dual spring compensating brake mechanism;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an exploded view of a dual spring compensated brake mechanism;

FIG. 4 is a schematic view of the spindle;

FIG. 5 is a cross-sectional view of the brake rim;

FIG. 6 is a graph of variation of braking force of an uncompensated brake mechanism;

FIG. 7 is a graph of the change in braking force with a compensated braking mechanism.

The magnetic brake device comprises a main shaft 1, an annular boss 11, a groove 12, a plane 13, a reel seat 2, a first bearing 21, a magnet mounting seat 3, a second bearing 31, a magnet 32, a reel 4, a second inclined plane 41, a brake ring 5, a first sheet body 51, a first shaft sleeve 52, a cavity 53, a second sheet body 54, a slideway 55, a second shaft sleeve 56, a spigot surface 57, a first spring 6, a retainer ring 7, a clamp spring 8, a throwing block 9, a notch 91, a first inclined plane 92 and a second spring 10.

Detailed Description

The present invention is further illustrated by the following description in conjunction with the accompanying drawings, which are to be construed as merely illustrative and not limitative of the remainder of the disclosure, and on reading the disclosure, various equivalent modifications thereof will become apparent to those skilled in the art and fall within the limits of the appended claims.

As shown in fig. 1-7, a dual-spring compensation brake mechanism comprises a main shaft 1, a first bearing 21 is sleeved on the left side of the main shaft, the first bearing is installed inside a reel seat 2, a second bearing 31 is sleeved on the right side of the main shaft, the second bearing is installed inside a magnet installation seat 3, the magnet installation seat is fixedly connected with the reel seat, a plurality of magnets 32 are installed on the magnet installation seat, the magnets are distributed around the main shaft, a reel 4 is sleeved in the middle of the main shaft, an annular boss 11 for blocking the reel is arranged on the main shaft, an arc-shaped boss is positioned on the left side of the reel, a conductive brake ring 5 is arranged between the reel and the magnets, the brake ring comprises a first sheet body 51 for cutting the magnetic induction wire, one side of the first sheet body facing the reel is integrally sleeved on a first shaft sleeve 52 outside the main shaft, a cavity 53 is formed on the first shaft sleeve, the cavity is used for accommodating a, the retainer ring limits the first spring in the cavity, so that the structure is more compact, the clamp spring 8 is arranged on the right side of the retainer ring, the main shaft is provided with a groove 12 for clamping the clamp spring, the front end of the first shaft sleeve is integrally formed into a second sheet body 54, the second sheet body is provided with two symmetrical slide ways 55, the slide ways are matched with a centrifugal throwing block 9 in a sliding way, the centrifugal throwing block is provided with a notch 91 matched with the slide ways, one side of the centrifugal throwing block, which is back to the first sheet body, is provided with a first inclined surface 92, the inner wall of the reel is provided with a second inclined surface 41 matched with the first inclined surface, the front end of the second sheet body is integrally formed into a second shaft sleeve 56 sleeved on the outer side of the main shaft, the inner wall of the second shaft sleeve is provided with a spigot surface 57, the main shaft is provided with a plane 13 matched with the spigot surface, the plane is matched with the spigot surface, so that the brake ring can rotate along with the main, one end of the second spring is abutted against the second shaft sleeve, the other end of the second spring is abutted against the wire wheel, the first spring and the second spring are both in a pressed state, and the spring force of the first spring is greater than that of the second spring.

The specific working process and principle of the invention are as follows: in the early stage of throwing, the main shaft is driven by the wire wheel to rotate in an accelerating way, the brake ring cuts the magnetic induction line to move to generate brake force, the centrifugal throwing block is thrown out along the slide way, the first inclined plane is matched with the second inclined plane to force the centrifugal throwing block to deviate from the wire wheel to push the brake ring to slide towards the right side on the main shaft, the second spring participates in pushing the brake ring to improve the starting capability of the brake, the brake ring is pushed to the magnet and simultaneously compresses the first spring, the magnetic damping on the brake ring is increasingly large, namely the brake force on the wire wheel is increasingly large, the rotating speed of the wire wheel is guaranteed to be in direct proportion to the brake force, the wire explosion phenomenon is avoided, the first spring delays the brake force to reach a peak value, the throwing distance is increased, when the brake force reaches the peak value, the rotating speed of the wire wheel begins to decline, the centrifugal force of the centrifugal throwing block also declines, the first spring pushes the brake ring, and, the second spring makes up the shortcoming that the efficiency of the centrifugal throwing block is reduced too fast, so that the braking force is reduced more slowly. The invention utilizes the first spring to delay the brake force from reaching the peak value, increases the throwing distance, utilizes the second spring to make up the condition that the efficiency of the centrifugal throwing block is reduced too fast, and drives the reduction process of the brake force to be gentle.