CN210869494U

CN210869494U - Fishing line reel reducing centrifugal brake system

Info

Publication number: CN210869494U
Application number: CN201921657872.XU
Authority: CN
Inventors: 孙庆敏
Original assignee: Weihai Haibin Fishing Tackle Co ltd
Current assignee: Weihai Haibin Fishing Tackle Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-30
Anticipated expiration: 2029-09-30

Abstract

The utility model belongs to the technical field of fishing line wheel braking system makes technical field and specifically relates to a fishing line wheel reducing centrifugal brake system is equipped with side cap and centrifugal brake subassembly, its characterized in that side cap and centrifugal brake subassembly between be equipped with the lift brake subassembly, the lift brake subassembly comprises lift transmission group and friction cover, the both sides of lift transmission group be connected with side cap and friction cover respectively, the lateral surface of friction cover at centrifugal brake subassembly, the inner wall of friction cover establish to the internal diameter by the inclination that reduces gradually from outside to inside be 4-45 slope section, through lift transmission group drive friction cover lift and then shorten or enlarge the distance between friction cover and the centrifugal brake subassembly, realize the outer accuse brake, have advantages such as simple structure, convenient to use, brake are effectual, do not have explosive phenomenon.

Description

Fishing line reel reducing centrifugal brake system

Technical Field

The invention relates to the technical field of manufacturing of fishing line wheel brake systems, in particular to a fishing line wheel reducing centrifugal brake system which is simple in structure, convenient to use, good in brake effect and free of line explosion.

Background

As is well known, the centrifugal brake system of the existing water-drop fishing line reel has the working principle that the centrifugal block is thrown out by the high-speed rotation of the winding roll and contacts with the brake ring to generate friction force to form a brake effect, the adjustment of the brake force can be realized by opening or closing the number of the centrifugal blocks, when the centrifugal block is opened or closed, the cover plate of the water-drop fishing line reel is firstly opened, then the braking force is adjusted by opening or closing the centrifugal block, finally the cover plate of the fishing line reel is covered, the brake force is tested whether to be proper or not by trying to throw the dummy bait or bait, the brake force satisfying the fishing can be adjusted by repeating the adjusting process for many times, and the repeated assembly and disassembly of the fishing line reel cover plate is a more complicated procedure, and the fishing line reel cover plate is easy to drop and lose, the whole water drop fishing line reel can not be used once the fishing line reel cover plate is lost, and the fun of fishing is reduced by the complicated adjusting process.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provides the fishing line reel diameter-changing centrifugal brake system which is simple in structure, convenient to use, good in brake effect and free of line explosion.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the utility model provides a fish tape wheel reducing centrifugal brake system, is equipped with side cap and centrifugal brake subassembly, its characterized in that side cap and centrifugal brake subassembly between be equipped with the lift brake subassembly, the lift brake subassembly comprises lift transmission group and friction cover, the both sides of lift transmission group be connected with side cap and friction cover respectively, the friction cover covers the lateral surface at the centrifugal brake subassembly, the inner wall of friction cover establish to the internal diameter by the slope section that the inclination that outwards inwards reduces gradually is 4-45, drive the lift of friction cover and then shorten or enlarge the distance between friction cover and the centrifugal brake subassembly through lift transmission group, realize the external control brake.

The lifting transmission group comprises a retarding knob, a retarding cam, a retarding shaft, a coiling disc cover and a centrifugal tray, wherein the retarding knob is arranged on a side cover, the middle part of the side cover is provided with a retarding knob mounting hole, the outer end of the retarding knob extends out of the side cover, the inner end of the retarding knob extends into the side cover to be connected with the retarding cam, the retarding cam is matched and rotatably connected with the retarding shaft, the inner end of the retarding shaft is provided with the coiling disc cover which is fixedly connected with the side cover, the inner end of the coiling disc cover is provided with the centrifugal tray, the outer end surface of the centrifugal tray is provided with a lifting column, one end of the lifting column is connected with the centrifugal tray, the other end of the lifting column extends out of a through hole on the coiling disc cover to be fixedly connected with the retarding shaft, the retarding cam is driven to rotate by rotating the retarding knob to drive the retarding shaft to move up and down on the retarding cam, and finally the centrifugal tray is driven to lift along the coiling disc cover, the friction cover is connected with the centrifugal tray.

The optimal inclination angle of the friction cover is 6-20 degrees.

The centrifugal brake assembly comprises a brake baffle, a brake fixing plate and brake beans, wherein the brake fixing plate is arranged on the brake baffle, at least four brake slideways which are arranged in a circumferential mode are arranged on the brake fixing plate, the brake beans are arranged in the brake slideways, clamping protrusions matched with clamping grooves formed in the brake slideways are arranged in the middle of the brake beans, adjusting protrusions are arranged at the inner ends of the brake beans, the adjusting protrusions extend out of strip-shaped holes formed in the brake baffle, the brake beans are pushed to be clamped or loosened on the brake slideways through the adjusting protrusions, and the outer ends of the brake beans extend out of the brake slideways.

The brake bean is provided with the brake spring, one end of the brake spring is connected with the inner end or the outer end of the brake bean, the other end of the brake spring is connected with the outer end or the inner end of the brake slideway in the brake fixing plate, the brake spring has a pulling effect on the brake bean, and the brake bean is pulled back when rotating at a low speed, so that the paying-off efficiency is prevented from being influenced.

The brake slide way on the brake fixing plate is inclined towards the inner wall of the friction cover, and the brake beans in the brake slide way are perpendicular to the inner end face of the friction cover, so that the end face of the brake beans is always in contact with the friction cover, and the brake effect is ensured.

The middle part of the outer end of the wire winding plate cover is provided with a positioning column which extends into the speed reducing shaft and the speed reducing cam, the middle part of the inner end of the wire winding plate cover is provided with a bearing connected with a wheel shaft of the wire winding wheel, and the bearing is connected to the wire winding plate cover through a gasket and a clamp spring.

The friction cover is a copper cover, so that the wear resistance of the friction cover is ensured, and the service life is prolonged.

The retarding cam is provided with a sounding reed which is matched with a sounding pin arranged on the side cover, and the retarding cam rotates to drive the sounding reed to sound on the sounding pin.

According to the invention, the limiting spring is arranged between the winding reel cover and the retarding shaft, and two ends of the limiting spring are respectively connected with the winding reel cover and the retarding shaft, so that the retarding shaft is always pressed on the retarding cam, and the lifting stability of the retarding shaft is ensured.

The invention is characterized in that a lifting brake assembly is arranged between the side cover and the centrifugal brake assembly, the lifting brake assembly consists of a lifting transmission group and a friction cover, two sides of the lifting transmission group are respectively connected with the side cover and the friction cover, the friction cover covers the outer side surface of the centrifugal brake assembly, the inner wall of the friction cover is provided with an inclined section with an inclined angle of 4-45 degrees, the inner diameter of the inclined section is gradually reduced from outside to inside, the lifting transmission group drives the friction cover to lift so as to shorten or enlarge the distance between the friction cover and the centrifugal brake assembly and realize external control brake, the lifting transmission group consists of a retarding knob, a retarding cam, a retarding shaft, a coiling disc cover and a centrifugal tray, the retarding knob is arranged on the side cover, the middle part of the side cover is provided with a retarding knob mounting hole, the outer end of the retarding knob extends out, the inner end of the retarding knob extends into the side cover to be connected with the retarding cam, the retarding cam is matched with the retarding shaft to be rotatably connected, the inner end of the retarding shaft is provided with a winding reel cover, the winding reel cover is fixedly connected with a side cover, the inner end of the winding reel cover is provided with a centrifugal tray, the outer end face of the centrifugal tray is provided with a lifting column, one end of the lifting column is connected with the centrifugal tray, the other end of the lifting column extends out of a through hole in the winding reel cover and is fixedly connected with the retarding shaft, the retarding cam is driven to rotate by rotating a retarding knob, the retarding shaft is further driven to move up and down on the retarding cam, the centrifugal tray is finally driven to lift along the winding reel cover, a friction cover is connected with the centrifugal tray, the inclination angle of the friction cover is optimized to be 6-20 degrees, the centrifugal brake assembly is composed of a brake baffle plate, a brake fixing plate and a brake bean, the brake baffle plate is provided with a brake fixing plate, and the brake fixing plate is provided with at least four brake slideways arranged in a circumferential direction, brake slide in be equipped with the brake beans, the middle part of brake beans be equipped with the brake slide on be equipped with joint groove matched with joint arch, the inner of brake beans be equipped with the regulation arch, the regulation arch stretches out the bar hole that is equipped with on the brake baffle, through adjusting the arch and promote the brake beans joint or not hard up on the brake slide, the outer end of brake beans stretches out the brake slide, the brake beans on be equipped with brake spring, brake spring's one end is connected with the inner or the outer end of brake beans, brake spring's the other end is connected with the outer end or the inner of brake slide in the brake fixed plate, has the pulling effect to brake beans through brake spring, when low-speed rotation, brake beans are pulled back, prevent to influence unwrapping wire efficiency, brake slide on the brake fixed plate brake slide establish to the slope form of friction cover inner wall towards, brake slide in the brake beans be perpendicular with the interior terminal surface of, guarantee that the terminal surface of brake beans contacts with the friction cover all the time, guarantee braking effect, the outer end middle part of take-up reel lid be equipped with and stretch into the reference column in slow speed axle and the slow speed cam, the inner middle part of take-up reel lid be equipped with the bearing that is connected with the shaft of reel, the bearing is covered through gasket and jump ring connection on the take-up reel, the friction cover establish to the copper sheathing, guarantee the wear resistance of friction cover, increase life, the slow speed cam on be equipped with the sounding reed, the sounding pin cooperation that is equipped with on sounding reed and the side cap, rotate through the slow speed cam and drive the sounding reed and produce sound on the sounding pin, take-up reel lid and slow speed axle between be equipped with spacing spring, spacing spring both ends be connected with take-up reel lid and slow speed axle respectively, make slow speed axle pressfitting on slow speed cam all the time, guarantee the stability that slow speed axle goes up and down, have simple structure, Convenient use, good braking effect, no wire explosion and the like.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a sectional view of the combination of the present invention and a winding wheel.

Fig. 3 is a schematic structural view of a centrifugal fixing plate in the brake centrifugal assembly of the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

as shown in the attached drawing, the fishing line reel reducing centrifugal brake system is provided with a side cover 1 and a centrifugal brake component, and is characterized in that a lifting brake component is arranged between the side cover and the centrifugal brake component, the lifting brake component consists of a lifting transmission group and a friction cover 7, two sides of the lifting transmission group are respectively connected with the side cover 1 and the friction cover 7, the friction cover 7 covers the outer side surface of the centrifugal brake component, the inner wall of the friction cover 7 is set to be an inclined section with an inner diameter gradually reduced from outside to inside and an inclination angle of 4-45 degrees, the lifting transmission group drives the friction cover 7 to lift so as to shorten or enlarge the distance between the friction cover 7 and the centrifugal brake component, so as to realize external control brake, the lifting transmission group consists of a retarding knob 2, a retarding cam 3, a retarding shaft 4, a winding disc cover 5 and a centrifugal tray 6, the retarding knob 2 is arranged on the side cover 1, the middle part of the side cover 1 is provided with a mounting hole of a retarding knob 2, the outer end of the retarding knob 2 extends out of the side cover 1, the inner end of the retarding knob 2 extends into the side cover 1 to be connected with a retarding cam 3, the retarding cam 3 is matched and rotated with a retarding shaft 4, the inner end of the retarding shaft 4 is provided with a winding disc cover 5, the winding disc cover 5 is fixedly connected with the side cover 1, the inner end of the winding disc cover 5 is provided with a centrifugal tray 6, the outer end surface of the centrifugal tray 6 is provided with a lifting column 10, one end of the lifting column 10 is connected with the centrifugal tray 6, the other end of the lifting column 10 extends out of a through hole on the winding disc cover 5 to be fixedly connected with the retarding shaft 4, the retarding cam 3 is driven to rotate by rotating the retarding knob 2, the retarding shaft 4 is driven to move up and down on the retarding cam 3, the centrifugal tray 6 is finally driven to do lifting action along the winding disc cover 5, the optimized inclination angle of the friction cover 7 is 6-20, centrifugal brake subassembly by brake baffle 9, brake fixed plate 10, brake beans 11 constitute, brake baffle 9 on be equipped with brake fixed plate 10, be equipped with four at least brake slides 12 that are the circumference range on the brake fixed plate 10, brake slide 12 in be equipped with brake beans 11, the middle part of brake beans 11 be equipped with brake slides 12 on be equipped with joint groove matched with joint arch 13, the inner of brake beans 11 be equipped with adjust protruding 14, adjust protruding 14 and stretch out the bar hole that is equipped with on the brake baffle 9, promote brake beans 11 through adjusting protruding 14 and connect or become flexible on brake slides 12, brake beans 11's outer end stretches out brake slides 12, brake beans 11 on be equipped with brake spring 15, brake spring 15's one end is connected with brake beans 11's inner or outer end, brake spring 15's the other end is connected with brake slides 12's in brake fixed plate 10 outer end or inner, brake spring 15 has a pulling effect on brake bean 11, when rotating at a low speed, brake bean 11 is pulled back, which prevents from affecting the wire releasing efficiency, brake slide way 12 on brake fixing plate 10 is set to incline towards the inner wall of friction cover 7, brake slide way 12 is in the inner end surface of brake bean 11 and friction cover 7 is vertical, which ensures the end surface of brake bean 11 to contact with friction cover 7 all the time, which ensures the braking effect, positioning column 16 extending into retarding shaft 4 and retarding cam 3 is arranged in the middle of the outer end of spool cover 5, bearing 17 connected with the axle of the spool wheel is arranged in the middle of the inner end of spool cover 5, bearing 17 is connected on spool cover 5 through gasket 18 and snap spring, friction cover 7 is set to copper cover, which ensures the wear resistance of friction cover 7 and prolongs the service life, and sounding spring 19 is arranged on retarding cam 3, the sounding reed is matched with the sounding pin arranged on the side cover 1, the slow cam 3 rotates to drive the sounding reed 19 to sound on the sounding pin, a limit spring 20 is arranged between the winding reel cover 5 and the retarding shaft 4, two ends of the limit spring 20 are respectively connected with the winding reel cover 5 and the retarding shaft 4, so that the retarding shaft 4 is always pressed on the retarding cam 3 to ensure the lifting stability of the retarding shaft 4, the above-mentioned matching connection between the retarding cam 3 and the retarding shaft 4 is the prior art, and is converted into the lifting motion of the retarding shaft 4 by the rotation motion of the retarding cam 3, which is not described again, the inner end and the outer end are respectively the end surface close to the winding wheel as the inner end, the end surface far away from the winding wheel as the outer end, the inner end and the outer end of the brake bean are the inner end in the direction close to the circle center in the circumferential direction, the outer end in the direction far away from the circle center, and the rest of the inner and outer parts refer to the inner part close to the circle center and the outer part far away from the circle center of the circular structure.

When the invention is used, the centrifugal brake component is fixedly connected with the wheel shaft of the winding wheel, the wheel shaft of the winding wheel passes through the centrifugal brake component and is connected with the bearing, the wheel shaft of the winding wheel drives the centrifugal brake component seat to rotate and carry out centrifugal action, then the side cover 1 can be opened according to practical performance, the adjusting bulge 14 is shifted, the brake bean 11 is loosened in the brake slideway 12, the proper quantity of loosened brakes is selected, then the side cover 1 is stamped, in the process of fishing, the slow speed knob 2 can be rotated to enable the slow speed cam 3 to rotate to drive the lifting action of the slow speed shaft 4, further the centrifugal tray 6 is driven to drive the friction cover 7 to lift, because the inner wall of the friction cover 7 is designed to be inclined, the distance between the friction cover 7 and the end surface of the brake bean 11 is changed in the process of moving the friction cover 7, when the friction cover 7 moves towards the side of the winding wheel, the distance between the inner end surface of the friction cover 7 and the brake bean 11 is reduced, so that friction braking can be realized by a small distance, the braking force is increased, the braking effect is good, when the large braking force is not needed, the retarding knob 2 is rotated, the distance between the inner end surface of the friction cover 7 and the end surface of the brake bean 11 is further increased, the extrusion force between the end surfaces of the brake bean 11 and the friction cover 7 is reduced, the braking force is reduced, so that the adjustment on the outer side of the side cover 1 can be realized, the centrifugal force adjustment is not needed by opening the side cover 1, the effect of adjusting the centrifugal braking wheel is improved, because a lifting braking component is arranged between the side cover 1 and the centrifugal braking component, the lifting braking component consists of a lifting transmission set and the friction cover 7, two sides of the lifting transmission set are respectively connected with the side cover 1 and the friction cover 7, the friction cover 7 covers the outer side surface of the centrifugal braking component, the inner wall of the friction cover 7 is an inclined section with an inclination angle of 4-45 degrees, the inner diameter of the inclined section is gradually reduced from outside to inside, the lifting transmission group drives the friction cover 7 to lift so as to shorten or enlarge the distance between the friction cover 7 and the annular wall of the centrifugal brake assembly, and realize external control brake, the lifting transmission consists of a retarding knob 2, a retarding cam 3, a retarding shaft 4, a winding reel cover 5 and a centrifugal tray 6, the retarding knob 2 is arranged on a side cover 1, the middle part of the side cover 1 is provided with a retarding knob 2 mounting hole, the outer end of the retarding knob 2 extends out of the side cover 1, the inner end of the retarding knob 2 extends into the side cover 1 to be connected with the retarding cam 3, the retarding cam 3 is matched and rotatably connected with the retarding shaft 4, the inner end of the retarding shaft 4 is provided with the winding reel cover 5, the winding reel cover 5 is fixedly connected with the side cover 1, the inner end of the winding reel cover 5 is provided with the centrifugal tray 6, the outer terminal surface of centrifugal tray 6 be equipped with lift post 10, the one end of lift post 10 is connected with centrifugal tray 6, the other end of lift post 10 stretches out the hole that passes on the take-up reel lid 5 and with slow shaft 4 fixed connection, drive through rotating slow knob 2 that slow cam 3 is rotatory, and then drive slow shaft 4 and do reciprocating on slow cam 3, finally drive centrifugal tray 6 and do the elevating movement along take-up reel lid 5, the optimization inclination of friction cover 7 be 6-20 degrees, centrifugal brake subassembly by brake baffle 9, brake fixed plate 10, brake beans 11 constitute, brake baffle 9 on be equipped with brake fixed plate 10, be equipped with four at least brake slides 12 that are the circumference range on the brake fixed plate 10, brake slide 12 in be equipped with brake beans 11, the middle part of brake beans 11 be equipped with brake slide 12 on be equipped with joint groove matched with joint arch 13, brake bean 11's the inner be equipped with adjust protruding 14, adjust protruding 14 and stretch out the bar hole that is equipped with on the brake baffle 9, through adjusting protruding 14 promotion brake bean 11 joint or not hard up on brake slide 12, brake slide 12 is stretched out to brake bean 11's outer end, brake bean 11 on be equipped with brake spring 15, brake spring 15's one end is connected with brake bean 11's inner or outer end, and brake spring 15's the other end is connected with brake slide 12's in brake fixed plate 10 outer end or inner, has the pulling effect to brake bean 11 through brake spring 15, when low-speed rotation, brake bean 11 is pulled back, prevents to influence unwrapping wire efficiency, brake slide 12 on brake fixed plate 10 establish to incline towards friction cover 7 inner wall, brake slide 12 in brake bean 11 be perpendicular with the interior terminal surface of friction cover 7, guarantee that brake bean 11's terminal surface contacts with friction cover 7 all the time, the brake effect is ensured, the middle part of the outer end of the winding reel cover 5 is provided with a positioning column 16 extending into the retarding shaft 4 and the retarding cam 3, the middle part of the inner end of the winding reel cover 5 is provided with a bearing 17 connected with a wheel shaft of a winding wheel, the bearing 17 is connected on the winding reel cover 5 through a gasket 18 and a snap spring, the friction cover 7 is a copper cover, the wear resistance of the friction cover 7 is ensured, the service life is prolonged, the retarding cam 3 is provided with a sounding reed 19 which is matched with a sounding pin arranged on the side cover 1, the sounding reed 19 is driven to sound on the sounding pin through the rotation of the retarding cam 3, a limiting spring 20 is arranged between the winding reel cover 5 and the retarding shaft 4, the two ends of the limiting spring 20 are respectively connected with the winding reel cover 5 and the retarding shaft 4, the retarding shaft 4 is pressed on the retarding cam 3 all the time, and the lifting stability of the retarding shaft 4 is ensured, has the advantages of simple structure, convenient use, good braking effect, no wire explosion phenomenon and the like.

Claims

1. The utility model provides a fish tape wheel reducing centrifugal brake system, is equipped with side cap and centrifugal brake subassembly, its characterized in that side cap and centrifugal brake subassembly between be equipped with the lift brake subassembly, the lift brake subassembly comprises lift transmission group and friction cover, the both sides of lift transmission group be connected with side cap and friction cover respectively, the friction cover covers the lateral surface at the centrifugal brake subassembly, the inner wall of friction cover establish to the internal diameter by the slope section that the inclination that outwards inwards reduces gradually is 4-45, drive the lift of friction cover and then shorten or enlarge the distance between friction cover and the centrifugal brake subassembly through lift transmission group, realize the external control brake.

2. The fishing reel diameter-changing centrifugal brake system according to claim 1, wherein the lifting transmission group comprises a retarding knob, a retarding cam, a retarding shaft, a winding reel cover and a centrifugal tray, the retarding knob is arranged on the side cover, a retarding knob mounting hole is arranged in the middle of the side cover, the outer end of the retarding knob extends out of the side cover, the inner end of the retarding knob extends into the side cover to be connected with the retarding cam, the retarding cam is matched and rotatably connected with the retarding shaft, the inner end of the retarding shaft is provided with the winding reel cover which is fixedly connected with the side cover, the inner end of the winding reel cover is provided with the centrifugal tray, the outer end face of the centrifugal tray is provided with a lifting column, one end of the lifting column is connected with the centrifugal tray, the other end of the lifting column extends out of a through hole on the winding reel cover to be fixedly connected with the retarding shaft, the retarding cam is driven to rotate by rotating the retarding knob, and then the retarding shaft is driven to move up and down on the retarding cam, and finally the centrifugal tray is driven to move up and down along the winding reel cover, and the friction cover is connected with the centrifugal tray.

3. The fishing reel reducing centrifugal brake system according to claim 1 or 2, wherein the optimized inclination angle of the friction cover is 6-20 degrees.

4. The fishing line reel reducing centrifugal brake system according to claim 1, wherein the centrifugal brake assembly comprises a brake baffle, a brake fixing plate and brake beans, the brake baffle is provided with the brake fixing plate, the brake fixing plate is provided with at least four brake slideways which are arranged in a circumferential manner, the brake beans are arranged in the brake slideways, the middle parts of the brake beans are provided with clamping protrusions matched with clamping grooves on the brake slideways, the inner ends of the brake beans are provided with adjusting protrusions, the adjusting protrusions extend out of strip-shaped holes formed in the brake baffle, the brake beans are pushed to be clamped or loosened on the brake slideways through the adjusting protrusions, and the outer ends of the brake beans extend out of the brake slideways.

5. The fishing reel diameter-changing centrifugal brake system according to claim 4, wherein the brake bean is provided with a brake spring, one end of the brake spring is connected with the inner end or the outer end of the brake bean, the other end of the brake spring is connected with the outer end or the inner end of the brake slideway in the brake fixing plate, the brake bean is pulled by the brake spring, and when the fishing reel rotates at a low speed, the brake bean is pulled back.

6. The fishing reel diameter-changing centrifugal brake system according to claim 5, wherein the brake slide way on the brake fixing plate is inclined towards the inner wall of the friction cover, and the brake beans in the brake slide way are perpendicular to the inner end face of the friction cover, so that the end face of the brake beans is always in contact with the friction cover.

7. The fishing reel diameter-changing centrifugal brake system according to claim 2, wherein a positioning column extending into the speed-reducing shaft and the speed-reducing cam is arranged in the middle of the outer end of the winding reel cover, a bearing connected with a wheel shaft of the winding reel is arranged in the middle of the inner end of the winding reel cover, and the bearing is connected to the winding reel cover through a gasket and a clamp spring.

8. The fishing reel reducing centrifugal brake system according to claim 1, 2 or 6, wherein the friction cover is a copper cover.

9. The fishing reel diameter-changing centrifugal brake system according to claim 2, wherein the retarding cam is provided with a sounding reed, the sounding reed is matched with a sounding pin arranged on the side cover, and the retarding cam rotates to drive the sounding reed to sound on the sounding pin.

10. The fishing reel diameter-changing centrifugal brake system of claim 2, wherein a limit spring is arranged between the reel cover and the retard shaft, and two ends of the limit spring are respectively connected with the reel cover and the retard shaft, so that the retard shaft is always pressed on the retard cam.