Finger-shifting speed regulator

Abstract

The utility model relates to the technical field of bicycle components, and discloses a finger-shifting speed regulator which comprises a main body shell mechanism, a main regulating mechanism is rotationally assembled in the main body shell mechanism, an electric control regulating mechanism is arranged at the front end of the main body shell mechanism, a fine tuning mechanism is arranged at one end of the main regulating mechanism, and the main body shell mechanism comprises a shell. An annular assembling groove is formed in one end of the shell, and the main adjusting mechanism comprises a first rotating assembling ring rotationally assembled in the annular assembling groove in an embedded mode. According to the utility model, the finer fine adjustment mechanism is arranged on the finger-shifting speed regulator, that is, the fine adjustment shifting block is additionally arranged and is rotatably mounted on the end cover of the main shifting block structure in an embedded manner, the rear end of the fine adjustment shifting block is provided with the limiting block, and one end of the main body shell is provided with the stop block matched with the limiting block; the rotation radius of the limiting block relative to the check block is smaller than the rotation radius of the main shifting block in the limiting groove, so that a rider can adjust speed change more accurately according to actual requirements, and the requirement for speed change precision in different riding scenes is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bicycle component technical field, concretely is a finger dial speed regulator. BACKGROUND

[0002] The finger dial speed regulator is usually operated by pressing or dialing the dialing rod with fingers. When the rider operates the finger dial speed regulator, the instruction is transmitted to the front or rear derailleur through the shift cable (mechanical derailleur) or electronic signal (electronic derailleur). The derailleur moves the chain according to the instruction, so that the chain is switched between different teeth of the sprocket or the freewheel, the ratio of the sprocket teeth and the freewheel teeth, i.e. the transmission ratio, is changed, and different speeds are realized.

[0003] The existing finger dial speed regulator has the following problems in use: in terms of accuracy, the internal mechanical structure of the finger dial speed regulator may be worn out after long-term use, resulting in inaccurate gear positioning, the chain may not accurately fall on the target tooth, and the chain may touch other teeth or the speed may not be accurately shifted. In addition, in some scenes with high requirements for speed shifting accuracy, such as competitive cycling, the finger dial speed regulator may not be able to make very fine adjustments, and may not meet the needs of the rider for accurate speed shifting. SUMMARY

[0004] (I) Technical problems solved.

[0005] In view of the deficiencies of the prior art, the utility model provides a finger dial speed regulator, which solves the problems raised in the background art.

[0006] (II) Technical solutions.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a finger dial speed regulator, comprising a main shell mechanism, a main adjusting mechanism is rotatably assembled in the main shell mechanism, an electric control adjusting mechanism is arranged at the front end of the main shell mechanism, a fine adjusting mechanism is arranged at one end of the main adjusting mechanism, the main shell mechanism comprises an outer shell, an annular assembly groove is formed at one end of the outer shell, the main adjusting mechanism comprises a first rotating assembly ring which is rotatably assembled in the annular assembly groove, a main dialing block is arranged at the bottom end of the first rotating assembly ring, an end cover is fixedly installed at one end of the first rotating assembly ring, an annular groove is formed at one end of the end cover, the fine adjusting mechanism comprises a second rotating assembly ring which is rotatably assembled in the annular groove, and a fine adjusting dialing block is arranged at the front end of the second rotating assembly ring.

[0008] As a further scheme of the utility model: the main dial block is provided with a wide rotation limiting mechanism, the fine tuning dial block is provided with a short rotation limiting mechanism, a rotating block is fixedly connected to the bottom end of the first rotating assembly ring, the rotating block is fixedly connected to the main dial block, the wide rotation limiting mechanism comprises a limiting groove provided in the bottom end of the annular assembly groove and used for rotating movement of the rotating block, one end of the second rotating assembly ring is fixedly connected with a limiting block, the limiting block is fixedly connected with the fine tuning dial block at the front end, the short rotation limiting mechanism comprises a stopper fixedly connected to one end of the shell, and the stopper is arranged at the front end of the limiting groove.

[0009] As a further scheme of the utility model: the other end of the shell is provided with a first assembly groove, and an assembly cover is fixedly connected in the first assembly groove.

[0010] As a further scheme of the utility model: the front end of the shell is provided with a second assembly groove, and the electric control adjusting mechanism comprises an electric control speed regulator fixedly installed in the second assembly groove, and two electric control speed buttons are symmetrically arranged at the front end of the electric control speed regulator.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、The utility model discloses a dial block structure design is adopted, and the dial block is assembled in the annular assembly groove in the embedded assembly mode, so that the assembly precision of the internal mechanical structure is improved, and the problem of inaccurate gear positioning caused by component wear and gap is reduced.

[0013] 2、The utility model discloses a more accurate fine tuning mechanism is arranged on the finger dial speed regulator, that is, a fine tuning dial block is added, the fine tuning dial block is rotatably installed on the end cover of the main dial block structure in an embedded mode, a limiting block is arranged at the rear end of the fine tuning dial block, a stopper matched with the limiting block is arranged at one end of the main body shell, and the rotating radius of the limiting block relative to the stopper is less than the rotating radius of the main dial block in the limiting groove, so that the rider can accurately adjust the gear shifting according to actual requirements, and the requirement of gear shifting accuracy in different riding scenes is met. ACCURACY

[0014] Figure 1 It is the overall three-dimensional structure of the utility model Figure 1 ;

[0015] Figure 2 It is the overall three-dimensional structure of the utility model Figure 2 ;

[0016] Figure 3 It is the three-dimensional view of the main body shell mechanism and the electric control mechanism of the utility model

[0017] Figure 4 It is the three-dimensional view of the main body shell mechanism of the utility model

[0018] Figure 5 Figure is the perspective view of the main adjusting mechanism and the fine adjusting mechanism of the utility model.

[0019] In the figure: 1, main body shell mechanism; 2, electric control adjusting mechanism; 3, main adjusting mechanism; 4, fine adjusting mechanism; 5, stop block; 11, shell; 12, first assembly groove; 13, assembly cover; 14, second assembly groove; 15, annular assembly groove; 16, limiting groove; 21, electric control speed regulator; 22, electric control speed regulating button; 31, first rotating assembly ring; 32, end cover; 33, rotating block; 34, main dial block; 41, second rotating assembly ring; 42, limiting block; 43, fine dial block. DETAILED DESCRIPTION

[0020] The embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0021] In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two; The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; It can be mechanically connected, or it can be electrically connected; It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] Please refer to Figures 1-5The utility model discloses an embodiment of a kind of finger dialing speed regulator, including main body shell mechanism 1, main body shell mechanism 1 is rotatably equipped with main adjusting mechanism 3, main body shell mechanism 1 front end is provided with electric control adjusting mechanism 2, main adjusting mechanism 3 one end is provided with fine adjustment mechanism 4, main body shell mechanism 1 includes a shell 11, the shell 11 one end is provided with annular assembly slot 15, main adjusting mechanism 3 includes the first rotation assembly ring 31 of inlay rotatable assembly in annular assembly slot 15, the first rotation assembly ring 31 bottom is provided with main dial block 34, the first rotation assembly ring 31 one end is fixedly installed with end cap 32, end cap 32 one end is provided with annular groove, fine adjustment mechanism 4 includes the second rotation assembly ring 41 of inlay rotatable assembly in annular groove, the second rotation assembly ring 41 front end is provided with fine adjustment dial block 43, overall adopt nested dial block structure design, its dial block uses inlay type assembly and is assembled in annular assembly slot 15, improve the assembly accuracy of internal mechanical structure, reduce the problem of inaccurate gear positioning due to component wear and gap.

[0024] Main dial block 34 is provided with wide rotation limiting mechanism, fine adjustment dial block 43 is provided with short rotation limiting mechanism, the first rotation assembly ring 31 bottom is fixedly connected with rotation block 33, and the rotation block 33 bottom is fixedly connected with main dial block 34, and the wide rotation limiting mechanism includes the limiting slot 16 of the bottom of annular assembly slot 15 for the rotation movement of rotation block 33, and the second rotation assembly ring 41 one end is fixedly connected with limiting block 42, and the limiting block 42 front end is fixedly connected with fine adjustment dial block 43, and the short rotation limiting mechanism includes the stop block 5 fixedly connected to the one end of shell 11, and the stop block 5 is arranged at the front end of limiting slot 16, and it is provided more fine adjustment mechanism 4 on finger dialing speed regulator, that is, there is fine adjustment dial block 43, and it is inlay rotatably installed on the end cap 32 of main dial block 34 structure, and the rear end of fine adjustment dial block 43 is provided with limiting block 42, and the one end of main body shell is provided with the stop block 5 matched with limiting block 42, and the rotation radius of limiting block 42 relative to stop block 5 is less than the rotation radius of main dial block 34 in limiting slot 16, so that the rider can more accurately adjust the speed according to actual demand, meet the requirement of speed accuracy under different riding scenes.

[0025] The other end of shell 11 is provided with first assembly slot 12, and assembly cover 13 is fixedly connected in first assembly slot 12.

[0026] The second assembly groove 14 is formed in the front end of the shell 11, and the electric control adjusting mechanism 2 comprises an electric control speed regulator 21 fixedly installed in the second assembly groove 14.

[0027] The working principle of the utility model is: it is provided with more delicate fine adjustment mechanism 4 on the finger dial speed regulator, namely, the fine adjustment dial block 43 is rotatably installed in the end cover 32 of the main dial block 34 structure, the rear end of the fine adjustment dial block 43 is provided with a limiting block 42, one end of the main body shell is provided with a stop block 5 matched with the limiting block 42, the rotating radius of the limiting block 42 relative to the stop block 5 is smaller than the rotating radius of the main dial block 34 in the limiting groove 16, at this time, the speed change line can be assembled through two rotating assembly rings, when speed change is adjusted, the fine adjustment dial block 43 can be adjusted at a small amplitude compared with the main dial block 34, namely, the rider can adjust the speed change more accurately according to the actual demand, the requirement of speed change precision in different riding scenes is met, the specific speed change adjustment work is that the electronic signal of the speed change line or the electric control speed regulator 21 adjusted through the electric control speed button 22 can transmit instructions to the front derailleur or the rear derailleur, the derailleur moves the chain according to the instructions, so that the chain is switched between different teeth of the chainring or the freewheel, the ratio of the number of teeth of the chainring to the number of teeth of the freewheel, namely, the transmission ratio is changed, and different speeds are realized.

[0028] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A finger dial speed regulator, comprising a main body shell mechanism (1), a main adjusting mechanism (3) is rotatably arranged in the main body shell mechanism (1); an electric control adjusting mechanism (2) is arranged at the front end of the main body shell mechanism (1), the main adjusting mechanism (3) is provided with a fine adjusting mechanism (4) at one end, the main body shell mechanism (1) comprises an outer shell (11); an annular assembly groove (15) is formed at one end of the outer shell (11), the main adjusting mechanism (3) comprises a first rotating assembly ring (31) which is rotatably arranged in the annular assembly groove (15) in a built-in manner, the first rotating assembly ring (31) is provided with a main dial block (34) at the bottom end, and the first rotating assembly ring (31) is fixedly installed with an end cover (32) at one end; the end cover (32) is provided with an annular groove at one end, the fine adjusting mechanism (4) comprises a second rotating assembly ring (41) which is rotatably arranged in the annular groove in a built-in manner, and the second rotating assembly ring (41) is provided with a fine adjusting dial block (43) at the front end; the main dial block (34) is provided with a wide-range rotation limiting mechanism, and the fine adjusting dial block (43) is provided with a short-range rotation limiting mechanism. characterized in that The first rotating assembly ring (31) is fixedly connected with a rotating block (33) at the bottom end, and the rotating block (33) is fixedly connected with the main dial block (34) at the bottom end. The wide-range rotation limiting mechanism comprises a limiting groove (16) which is formed at the bottom end of the annular assembly groove (15) and is used for rotating movement of the rotating block (33). The second rotating assembly ring (41) is fixedly connected with a limiting block (42) at one end, and the limiting block (42) is fixedly connected with the fine adjusting dial block (43) at the front end. The short-range rotation limiting mechanism comprises a stop block (5) which is fixedly connected to one end of the outer shell (11), and the stop block (5) is arranged at the front end of the limiting groove (16).

2. A thumbwheel speed controller according to claim 1, wherein: The outer shell (11) is provided with a first assembly groove (12) at the other end, and the first assembly groove (12) is fixedly connected with an assembly cover (13).

3. A thumbwheel speed controller according to claim 1, wherein: The outer shell (11) is provided with a second assembly groove (14) at the front end, the electric control adjusting mechanism (2) comprises an electric control speed regulator (21) which is fixedly installed in the second assembly groove (14), and the electric control speed regulator (21) is provided with two electric control speed buttons (22) which are symmetrically arranged in an up-down manner at the front end.

4. A thumbwheel speed controller according to claim 1, wherein: ​ 5. A thumbwheel speed controller according to claim 1, wherein: ​ 6. A thumbwheel speed controller according to claim 1, wherein: ​ 7. A thumbwheel speed controller according to claim 1 wherein: ​

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