CN219029632U - Bicycle bell and bicycle - Google Patents

Abstract

The utility model belongs to the technical field of bell, and discloses a bell and a bicycle, wherein the bell comprises: the device comprises a planet carrier, a gear ring, a planet wheel, a sun wheel, a central shaft, a hammer seat and a sounding cover; the central shaft is arranged in the middle of the gear ring, and the sun gear is rotatably arranged on the central shaft; the planet wheel is arranged on the planet carrier and meshed between the sun wheel and the gear ring; the hammer seat is connected to the sun gear, the sounding cover is covered outside the hammer seat and is spaced from the hammer seat, and the hammer seat is provided with a bell hammer which can be thrown out or bounced back when rotating along with the hammer seat, and the bell hammer can be thrown out to strike the sounding cover for sounding. The bell provided by the utility model has the advantages of simple, compact and stable structure and longer service life; because the transmission ratio from the planet carrier to the sun gear is high, the sun gear can rotate for a few circles when the planet carrier rotates for one circle, the number of times that the bell hammer strikes the sounding cover is large, the whole sounding is large, and the warning effect is strong.

Description

Bicycle bell and bicycle

Technical Field

The utility model relates to the technical field of bell, in particular to a bell and a bicycle.

Background

At present, the bicycle bell is mainly divided into an electronic bicycle bell and a mechanical bicycle bell, and the main structure of the bicycle bell is that a bell cover is arranged on an arch bell rack, a wrench drives a ring-type hammering hammer on a center frame to knock an inner salient point of the bell cover for many times through a duplex gear, the meshing precision of a rotating assembly is low, the rotating assembly is easy to generate inconvenient rotation, the sounding of the bicycle bell is small, and sounding faults are easy to generate.

Disclosure of Invention

In view of the above, the utility model provides a bicycle bell and a bicycle, which are used for solving the problems that the mechanical bicycle bell in the prior art has small sounding and is easy to generate sounding faults.

To achieve one or a part or all of the above or other objects, the present utility model provides a bicycle bell, comprising: the device comprises a planet carrier, a gear ring, a planet wheel, a sun wheel, a central shaft, a hammer seat and a sounding cover;

the central shaft is arranged in the middle of the gear ring, and the sun gear is rotatably arranged on the central shaft; the planet wheel is arranged on the planet carrier and meshed between the sun wheel and the gear ring;

the hammer seat is connected to the sun gear, the sounding cover is covered outside the hammer seat and is spaced from the hammer seat, and the hammer seat is provided with a bell hammer which can be thrown out or bounced back when rotating along with the hammer seat, and the bell hammer can be thrown out to strike the sounding cover for sounding.

Further, the sun gear comprises a connecting portion and an engagement portion, the connecting portion is connected with the engagement portion, the engagement portion is engaged with the planet gears, and the connecting portion is connected with the hammer seat.

Further, the hammer seat comprises at least one limiting rod, the number of the bell hammers is the same as that of the limiting rods, the bell hammers are ring-shaped, the inner diameter of the bell hammers is larger than the diameter of the limiting rods, and the bell hammers are correspondingly sleeved in the limiting rods.

Further, the limit rod and the bell hammer are two, and the hammer seat further comprises a first clamping piece, a second clamping piece and a connecting seat;

the first clamping piece is connected to one side of the connecting seat, the second clamping piece is connected to the other side of the connecting seat to form a hammer structure, and the hammer structure is provided with through holes penetrating through the first clamping piece, the second clamping piece and the connecting seat in sequence;

a limiting rod is connected with one end of the hammer structure and is positioned between the first clamping piece and the second clamping piece; the other limiting rod is connected with the other end of the hammer structure and is positioned between the first clamping piece and the second clamping piece.

Further, the bell further comprises: the first screw, the first spring and the second spring; wherein, the liquid crystal display device comprises a liquid crystal display device,

one end of the central shaft connected with the sounding cover is provided with an internal thread, a first limiting ring is arranged on the central shaft, and a connecting hole is formed in the middle of the sounding cover;

the first screw is connected with the internal thread, one end of the first spring is abutted against the first limiting ring, and the other end of the first spring is abutted against one side of the sounding cover; one end of the second spring is abutted against the other side of the sounding cover, and the other end of the second spring is abutted against the nut of the first screw.

Further, the planet carrier includes: a driving section and a control section; wherein, the liquid crystal display device comprises a liquid crystal display device,

the control part is annular or cylindrical, the driving part is provided with a planetary rod connected with the planetary wheels, and the control part is connected with the driving part.

Further, the ring gear includes: tooth socket and fixed part, the ring gear with the internal tooth setting of planet wheel meshing the inside wall of tooth socket, the fixed part is connected the bottom in tooth socket outside, the center pin passes the tooth socket is connected the fixed part, this fixed part is used for fixed whole bell.

Further, the bell further comprises: a handle bar fixing ring and a second screw; wherein, the liquid crystal display device comprises a liquid crystal display device,

the bicycle handle comprises a handle fixing ring, and is characterized in that a first screw hole is formed in the side wall of the handle fixing ring, a second screw hole perpendicular to the central shaft is formed in the fixing portion, a positioning structure is arranged at one end of the central shaft connected with the fixing portion, the handle fixing ring is used for sleeving a bicycle handle, and the second screw is used for penetrating through the first screw hole, the bicycle handle and the second screw hole to be abutted to the positioning structure, so that the central shaft is positioned, and meanwhile, the bicycle bell is fixed on the handle.

Further, one or more ribs which can collide with the bell hammer are arranged in the sounding cover.

In order to achieve one or a part or all of the above objects or other objects, the present utility model also provides a bicycle provided with the bell according to any one of the above objects.

The implementation of the embodiment of the utility model has the following beneficial effects:

after the bell is adopted, the planet wheel is driven to rotate by controlling the planet carrier, and the sun wheel is controlled to rotate, so that the purpose of controlling the hammer seat to rotate is achieved, and finally, the bell hammer arranged on the hammer seat throws out the striking sounding cover to sound. The bell has simple and compact structure, the load is distributed to a plurality of teeth, the strength is high, and the structure is stable; all gears are meshed all the time, and no slipping gear exists in the use process, so that the friction and abrasion are small, and the service life is long; and the transmission ratio from the planet carrier to the sun gear is high, the sun gear can rotate for a few circles when the planet carrier rotates for one circle, the number of times that the bell hammer strikes the sounding cover is large, the whole sounding is large, and the warning effect is strong.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

FIG. 1 is a cross-sectional view of a bell in accordance with one embodiment of the present utility model;

FIG. 2 is a schematic diagram of a bell according to an embodiment of the present utility model;

FIG. 3 is another view of a schematic structural diagram of a bicycle bell in accordance with one embodiment of the present utility model;

FIG. 4 is an exploded view of the structure of the bell in one embodiment of the present utility model;

FIG. 5 is a schematic view of a carrier in an embodiment of the utility model;

FIG. 6 is a schematic view of the structure of the central shaft in one embodiment of the present utility model;

fig. 7 is a schematic structural diagram of a sound emitting cover according to an embodiment of the present utility model.

Reference numerals:

1. a planet carrier; 11. a driving section; 12. a control unit; 121. a planetary lever;

2. a gear ring; 21. tooth slots; 22. a fixing part;

3. a planet wheel;

4. a sun gear; 41. a connection part; 42. an engagement portion;

5. a central shaft; 51. a first stop collar; 52. a positioning structure;

6. a hammer seat; 61. bell hammer; 62. a limit rod; 63. a first clip; 64. a second clip; 65. a connecting seat; 6a, clamping springs;

7. a sound producing cover; 71. a first screw; 72. a first spring; 73. a second spring; 74. a convex rib; 75. a second limiting ring;

8. a handle bar fixing ring; 81. a second screw;

9. a handle bar.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In order to better understand the technical solutions of the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings.

Referring to fig. 1 to 7, a first embodiment of the present utility model proposes a bell comprising: the planetary gear driving device comprises a planet carrier 1, a gear ring 2, a planet wheel 3, a sun wheel 4, a central shaft 5, a driving hammer seat 6 and a sounding cover 7;

the central shaft 5 is arranged in the middle of the gear ring 2, and the sun gear 4 is rotatably arranged on the central shaft 5; the planet wheel 3 is arranged on the planet carrier 1 and meshed between the sun wheel 4 and the gear ring 2;

the hammer seat 6 is connected to the sun gear 4, the sounding cover 7 is covered outside the hammer seat 6 and is spaced from the hammer seat 6, the hammer seat 6 is provided with a bell hammer 61 which can be thrown out or bounced back when rotating along with the hammer seat 6, and the bell hammer 61 is thrown out to strike the sounding cover 7 for sounding.

In this embodiment, the bell is used as a transmission system through a planetary gear, in the transmission system, a gear ring 2 is locked, power is input from a planet carrier 1 and is output from a sun gear 4 through the transmission of a planet wheel 3, the transmission ratio mainly depends on the number of teeth of the gear ring 2, the planet wheel 3 and the sun gear 4, the transmission ratio can be set between 0.1 and 0.5 according to the requirement, the gear ring 2 refers to an inner gear ring, and the mutually meshed teeth of each structure of the planetary gear are omitted in the drawing. The above gear ring 2 is locked, the central shaft 5 is disposed in the middle of the gear ring 2, which means that after the central shaft 5 and the gear ring 2 are fixed, the central shaft and the gear ring 2 are coaxially connected, and the central shaft and the gear ring may be fixed to the place where they need to be fixed, or may be fixed as described in the eighth embodiment. Typically, the transmission ratio is set to 0.2 to 0.4 to match the space configuration of the bell, and may be set to other values as desired, such as a transmission ratio of 0.25. The above-mentioned planetary gears 3 are generally provided in a plurality, for example three or more planetary gears 3, and in some embodiments one or two planetary gears 3 may be provided. The bell hammer 61 is a metal piece movably connected to the edge of the hammer seat 6, and may be a ring structure as described in the following embodiments, or a part with one end movably connected to the edge of the hammer seat 6 and the other end being a free end, and the bell hammer 61 is thrown out due to centrifugal force when rotating along with the hammer seat 6, and bounces back after hitting against the sounding cover 7, and collides with and sounds during the period. When the bell is used, the planet wheel 3 is driven to rotate by controlling the planet carrier 1, and the sun wheel 4 is controlled to rotate, so that the purpose of controlling the hammer seat 6 to rotate is achieved, and finally, the bell hammer 61 arranged on the hammer seat 6 throws out the striking sounding cover 7 to sound. The warning device has the characteristics of simple and stable structure, long service life, large overall sound production and strong warning effect.

In view of the foregoing, the present utility model also proposes a second embodiment in which the sun gear 4 includes a connecting portion 41 and an engaging portion 42, the connecting portion 41 being connected to the engaging portion 42, the engaging portion 42 being engaged with the planetary gear 3, the connecting portion 41 being connected to the hammer base 6.

In this embodiment, the sun gear 4 includes a connecting portion 41 and a meshing portion 42, when assembled, the meshing portion 42 is located inside the ring gear 2, that is, is in the same plane with the ring gear 2, and the connecting portion 41 is a connecting structure extending outwards from the meshing portion 42 and used for connecting with the hammer seat 6, and when specifically connected, a limiting groove may be disposed at the top of the connecting portion 41, and after the hammer seat 6 is mounted, the limiting groove is blocked by a snap spring 6a or other structures to fix the hammer seat 6.

The third embodiment is also provided for the bell, wherein the hammer seat 6 includes at least one limiting rod 62, the number of bell hammers 61 is the same as that of the limiting rods 62, the bell hammers 61 are ring-shaped, the inner diameter of the bell hammers is larger than that of the limiting rods 62, and the bell hammers 61 are correspondingly sleeved in the limiting rods 62.

In this embodiment, the stop lever 62 is used to connect the bell hammer 61, and the bell hammer 61 may be in a circular shape, for example, as shown in fig. 1, it may be a standard circular ring, an eccentric circular ring, or some regular or irregular shape with a larger inner space than the diameter of the stop lever 62, for example, an ellipse, a regular polygon, etc.

In view of the foregoing bell, the present utility model also proposes a fourth embodiment, in which the number of the stop lever 62 and the bell hammer 61 is two, and the hammer seat 6 further includes a first clip 63, a second clip 64, and a connection seat 65;

the first clamping piece 63 is connected to one side of the connecting seat 65, the second clamping piece 64 is connected to the other side of the connecting seat 65, and a hammer structure is formed, wherein the hammer structure is provided with through holes penetrating through the first clamping piece 63, the second clamping piece 64 and the connecting seat 65 in sequence;

a stop bar 62 connected to one end of the hammer structure and located between the first and second clips 63, 64; another stop bar 62 is connected to the other end of the hammer structure and is located between the first and second clips 63, 64.

In this embodiment, the first clamping piece 63 and the second clamping piece 64 may be integrally formed in a long shape, and since the middle portion is to be connected to the connecting portion 41 of the sun gear 4, the portion of the first clamping piece 63 and the second clamping piece 64 may be made slightly larger, and the connecting seat 65 may be a block-shaped part, mainly so that the first clamping piece 63 and the second clamping piece 64 may be arranged at intervals, and the first clamping piece 63 and the second clamping piece 64 are ensured to have a distance slightly larger than the thickness of the bell hammer 61, so that the bell hammer 61 may be thrown out and rebounded.

In view of the foregoing, the present utility model further proposes a fifth embodiment, where the bell further includes: a first screw 71, a first spring 72, and a second spring 73; wherein, the liquid crystal display device comprises a liquid crystal display device,

one end of the central shaft 5 connected with the sounding cover 7 is provided with internal threads, the central shaft 5 is provided with a first limiting ring 51, and the middle part of the sounding cover 7 is provided with a connecting hole;

the first screw 71 is connected with the internal thread, one end of the first spring 72 is abutted against the first limiting ring 51, and the other end is abutted against one side of the sounding cover 7; one end of the second spring 73 abuts against the other side of the sounding cover 7, and the other end abuts against the nut of the first screw 71.

In this embodiment, the sounding cover 7 is clamped by two springs, so that a certain range of vibration space can be provided for the whole sounding cover 7, the volume is higher, the warning effect is stronger, in order to avoid the sounding cover 7 from shifting during vibration, the connecting hole can be configured into a cylinder, a second limiting ring 75 is arranged on the inner side wall of the connecting hole, when the connecting hole is connected, the first screw 71 is connected with an internal thread, one end of the first spring 72 is abutted against the first limiting ring 51, and the other end is abutted against one side of the second limiting ring 75; one end of the second spring 73 abuts against the other side of the second limiting ring 75, and the other end abuts against the nut of the first screw 71. Thus, both the first spring 72 and the second spring 73 are positioned in the cylindrical connecting hole, and the first spring 72 and the second spring 73 are biased in a negligible manner when vibrating.

With respect to the bell described above, the present utility model also proposes a sixth embodiment, in which the carrier 1 comprises: a driving section 11 and a control section 12; wherein, the liquid crystal display device comprises a liquid crystal display device,

the control unit 12 is annular or cylindrical, the driving unit 11 is provided with a planetary lever 121 connected to the planetary gear 3, and the control unit 12 is connected to the driving unit 11.

In this embodiment, the control portion 12 is a rotatable ring structure or a tubular structure, and may be provided with anti-skidding patterns on the outer side, specifically as shown in fig. 2 to 3. The driving part 11 can be provided with an avoiding structure to enable the connecting part 41 on the sun gear 4 to pass through, the driving part 11 is connected with the control part 12 through the outer periphery, a user can drive the driving part 11 to rotate through the rotation control part 12, and other motion principles are not repeated herein with reference to the first embodiment of the application.

With respect to the above bell, the present utility model also proposes a seventh embodiment in which the ring gear 2 includes: the inner teeth of the tooth grooves 21, which are meshed with the planetary gears 3, of the gear ring 2 are provided with the inner side walls of the tooth grooves 21, the fixing parts 22 are connected with the bottoms of the outer sides of the tooth grooves 21, the central shaft 5 penetrates through the tooth grooves 21 to be connected with the fixing parts 22, and the fixing parts 22 are used for fixing the whole bell.

In this embodiment, the fixing portion 22 is a fixing structure located outside the tooth slot 21 and extending downward from the bottom of the tooth slot 21, where the fixing structure is used to fix the whole bicycle bell, for example, threads are provided on the fixing structure, and the whole bicycle bell is fixed to the bicycle by means of threaded connection; for another example, a buckle is arranged on the fixing structure, and the whole bicycle bell is fixed on the bicycle in a buckling connection mode; further details of the fixing means described in the eighth embodiment will be described below.

The utility model also provides an eighth embodiment for the bell, wherein the bell further comprises: a handle bar fixing ring 8, a second screw 81; wherein, the liquid crystal display device comprises a liquid crystal display device,

the side wall of the handlebar fixing ring 8 is provided with a first screw hole, the fixing part 22 is provided with a screw hole perpendicular to the central shaft 5, one end of the central shaft 5, which is connected with the fixing part 22, is provided with a positioning structure 52, the handlebar fixing ring 8 is used for sleeving the bicycle handlebar 9, and the second screw 8 is used for penetrating the first screw hole, the bicycle handlebar 9 and the second screw hole to be abutted with the positioning structure 52 so as to position the central shaft 5 and fix the bicycle bell on the handlebar 9.

In this embodiment, the positioning structure 52 refers to a structure in which a portion of the central shaft 5 is cut away at one end of the connecting and fixing portion 22 to form a plane, and the central shaft 5 can be limited by the plane, that is, after the limiting, the central shaft 5 cannot rotate circumferentially and cannot move up and down. At the same time, since the second screw 8 is coupled to the bicycle handle bar 9, the entire bell is also fixed to the bicycle.

In view of the bell, the present utility model also proposes a ninth embodiment in which one or more ribs 74 are provided inside the sounding cover 7, which can collide with the bell hammer 61.

In this embodiment, one or more ribs 74 are provided inside the sounding cover 7, and the ribs 74 are ribs provided on the inner side wall of the sounding cover 7. The sounding cover 7 is sized and configured such that the bell hammer 61 can only collide with the ribs 74 and not other positions of the inner side wall of the bell when thrown outward by centrifugal force, so that the bell can sound spaced bell sounds when in use.

The tenth embodiment of the utility model also provides a bicycle, and the bicycle is provided with the bell of any one of the above.

It is apparent that the embodiments described above are only some embodiments of the present application, but not all embodiments, the preferred embodiments of the present application are given in the drawings, but not limiting the patent scope of the present application. This application may be embodied in many different forms, but rather, embodiments are provided in order to provide a more thorough understanding of the present disclosure. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing, or equivalents may be substituted for elements thereof. All equivalent structures made by the specification and the drawings of the application are directly or indirectly applied to other related technical fields, and are also within the protection scope of the application.

Claims (10)

1. A bicycle bell, comprising: the device comprises a planet carrier, a gear ring, a planet wheel, a sun wheel, a central shaft, a hammer seat and a sounding cover;

the central shaft is arranged in the middle of the gear ring, and the sun gear is rotatably arranged on the central shaft; the planet wheel is arranged on the planet carrier and meshed between the sun wheel and the gear ring;

the hammer seat is connected to the sun gear, the sounding cover is covered outside the hammer seat and is spaced from the hammer seat, and the hammer seat is provided with a bell hammer which can be thrown out or bounced back when rotating along with the hammer seat, and the bell hammer can be thrown out to strike the sounding cover for sounding.

2. The bell of claim 1, wherein the sun gear includes a connection portion and an engagement portion, the connection portion being connected to the engagement portion, the engagement portion being engaged with the planet gear, the connection portion being connected to the hammer base.

3. The bell according to claim 1, wherein the hammer seat comprises at least one limiting rod, the bell hammers are the same in number as the limiting rods, the bell hammers are ring-shaped and have inner diameters larger than the diameter of the limiting rods, and the bell hammers are correspondingly sleeved in the limiting rods.

4. The bell according to claim 3, wherein the stop lever and the bell hammer are two, and the hammer seat further comprises a first clip, a second clip, and a connecting seat;

the first clamping piece is connected to one side of the connecting seat, the second clamping piece is connected to the other side of the connecting seat to form a hammer structure, and the hammer structure is provided with through holes penetrating through the first clamping piece, the second clamping piece and the connecting seat in sequence;

a limiting rod is connected with one end of the hammer structure and is positioned between the first clamping piece and the second clamping piece; the other limiting rod is connected with the other end of the hammer structure and is positioned between the first clamping piece and the second clamping piece.

5. The bell of claim 1, wherein the bell further comprises: the first screw, the first spring and the second spring; wherein, the liquid crystal display device comprises a liquid crystal display device,

one end of the central shaft connected with the sounding cover is provided with an internal thread, a first limiting ring is arranged on the central shaft, and a connecting hole is formed in the middle of the sounding cover;

the first screw is connected with the internal thread, one end of the first spring is abutted against the first limiting ring, and the other end of the first spring is abutted against one side of the sounding cover; one end of the second spring is abutted against the other side of the sounding cover, and the other end of the second spring is abutted against the nut of the first screw.

6. The bicycle bell of claim 1, wherein the planet carrier comprises: a driving section and a control section; wherein, the liquid crystal display device comprises a liquid crystal display device,

the control part is annular or cylindrical, the driving part is provided with a planetary rod connected with the planetary wheels, and the control part is connected with the driving part.

7. The bicycle bell of claim 1, wherein the ring gear comprises: tooth socket and fixed part, the ring gear with the internal tooth setting of planet wheel meshing the inside wall of tooth socket, the fixed part is connected the bottom in tooth socket outside, the center pin passes the tooth socket is connected the fixed part, this fixed part is used for fixed whole bell.

8. The bell of claim 7, wherein the bell further comprises: a handle bar fixing ring and a second screw; wherein, the liquid crystal display device comprises a liquid crystal display device,

the bicycle handle comprises a handle fixing ring, and is characterized in that a first screw hole is formed in the side wall of the handle fixing ring, a second screw hole perpendicular to the central shaft is formed in the fixing portion, a positioning structure is arranged at one end of the central shaft connected with the fixing portion, the handle fixing ring is used for sleeving a bicycle handle, and the second screw is used for penetrating through the first screw hole, the bicycle handle and the second screw hole to be abutted to the positioning structure, so that the central shaft is positioned, and meanwhile, the bicycle bell is fixed on the handle.

9. The bell according to any one of claims 1 to 8, wherein one or more ribs are provided inside the sounding cover to collide with the bell hammer.

10. A bicycle, characterized in that the bicycle is provided with a bell as claimed in any one of claims 1 to 9.

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