CN218172499U

CN218172499U - Pedal and crank pedal mechanism

Info

Publication number: CN218172499U
Application number: CN202222865568.2U
Authority: CN
Inventors: 曹广利
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2022-12-30
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a pedal and crank pedal mechanism relates to trample mechanism technical field, including the pedal, pedal axle and lock sleeve, the pedal rotates the one end of connecting at the pedal axle, and the pedal axle other end is equipped with and compresses tightly step and torque transmission axle, compresses tightly the step and is close to the pedal, and torque transmission axle is arranged in inserting the torque transmission hole that sets up in the crank component with torque transmission axle complex, transmits the moment of torsion to the crank component, and the pedal is epaxial to be located to the lock sleeve cover for threaded connection is on the crank component and will compress tightly the step and compress tightly on the crank component. The utility model provides a pedal and crank pedal mechanism, easy dismounting is easy, and the pedal is not divided about, can install to the arbitrary one side of crank, can cause the condition of damage to pedal or crank when having avoided the installation.

Description

Pedal and crank pedal mechanism

Technical Field

The utility model relates to a step on technical field of mechanism, especially relate to a pedal and crank pedal mechanism.

Background

In the existing vehicles such as bicycles, electric vehicles and the like which drive wheels to rotate by treading pedals, the connection mode of the pedals and a crank is in threaded fixed connection, and the threads of the pedals on two sides need to be respectively set to be left-handed and right-handed so as to ensure that the pedals cannot be loosened in the treading process. Adopt above-mentioned thread tightening mode to connect pedal and crank, the installation of pedal needs assembly and disassembly tools (like the spanner) to go on with the dismantlement, and the dismouting is comparatively hard, in addition, because both sides pedal screw thread revolves to different, when the installation, need install the pedal to rather than the screw thread revolves to one side crank that corresponds on, if the pedal mounted position is not right, cause the screw thread to damage easily. In the use, often appear because of the pedal damage when changing, the condition that the screw thread direction of crank and pedal screw thread direction of rotation do not correspond leads to pedal or crank screw thread to be impaired.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pedal and crank pedal mechanism to solve the problem that above-mentioned prior art exists, easy dismounting is easy, and the pedal is not divided about, can install to the arbitrary one side of crank, can cause the condition of damage to pedal or crank when having avoided the installation.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a pedal, including pedal, pedal axle and lock sleeve, pedal rotates to be connected the one end of pedal axle, the pedal axle other end is equipped with and compresses tightly step and torque transmission axle, it is close to compress tightly the step pedal, torque transmission axle be used for insert set up in the crank member with torque transmission axle complex torque transmission hole in, with torque transmission to crank member, the lock sleeve cover is located the pedal is epaxial for threaded connection is on the crank member and will compress tightly the step and compress tightly on crank member.

Preferably, the torque transmission shaft includes a polygonal shaft, a cylindrical shaft, and a square shaft connected in sequence, the square shaft is connected to the pressing step, the torque transmission hole includes a polygonal hole, a cylindrical hole, and a square hole respectively fitted to the polygonal shaft, the cylindrical shaft, and the square shaft, and the torque transmission shaft transmits torque to the crank member through the polygonal shaft and the polygonal hole and the square shaft and the square hole coupled in fit.

The utility model also provides a bent shank pedaling mechanism, including the crank member with above the pedal, be equipped with in the crank member with moment of torsion transmission axle complex moment of torsion transmission hole, moment of torsion transmission axle inserts in the moment of torsion transmission hole, lock sleeve threaded connection be in on the crank member and with compress tightly the step compress tightly in on the crank member.

Preferably, the crank member includes a crank rod and a connecting block, one end of the connecting block is fixedly mounted on the crank rod, the other end of the connecting block is in threaded connection with the locking sleeve, the torque transmission hole is formed in the connecting block, and the locking sleeve presses the pressing step onto the connecting block.

Preferably, the connecting block is screwed to the crank rod.

The utility model discloses for prior art gain following technological effect:

the utility model provides a pedal and crank pedal mechanism, the moment of torsion transmission axle and the moment of torsion transmission hole transmission moment of torsion of being connected through the cooperation with pedal axle and crank member, compress tightly on crank member through the lock sleeve with the epaxial step that compresses tightly of pedal, realize pedal axle and crank member's fixed, easy dismounting is easy, and the pedal is about not dividing, need not to set up levogyration and dextrorotation screw thread, compare in the tradition adopt screw thread fixed mode pedal need divide levogyration and dextrorotation screw thread and need install and cause the screw thread impaired with crank screw thread soon to unanimity, the utility model provides a pedal can install to crank arbitrary one side to avoided traditional screw thread fixed mode probably to cause the condition of damage to pedal or crank screw thread.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the front view structure of the pedal of the present invention when connected with the connecting block;

FIG. 2 is a partial cross-sectional view of the pedal of the present invention shown connected to the connecting block;

fig. 3 is a schematic perspective view of the pedal shaft of the present invention;

fig. 4 is a schematic sectional perspective view of the connecting block of the present invention;

in the figure: 1-pedal, 2-pedal shaft, 21-pressing step, 22-torque transmission shaft, 221-polygonal shaft, 222-cylindrical shaft, 223-square shaft, 3-locking sleeve, 4-connecting block, 41-torque transmission hole, 411-polygonal hole, 412-cylindrical hole and 413-square hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model aims at providing a pedal and crank pedal mechanism to solve the problem that prior art exists, easy dismounting is easy, and the pedal is not divided about, can install to the arbitrary one side of crank, can cause the condition of damage to pedal or crank when having avoided the installation.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Example one

As shown in fig. 1-4, the present embodiment provides a pedal, which includes a pedal 1, a pedal shaft 2 and a locking sleeve 3, wherein the pedal 1 is rotatably connected to one end of the pedal shaft 2, the other end of the pedal shaft 2 is provided with a pressing step 21 and a torque transmission shaft 22, the pressing step 21 is close to the pedal 1, the torque transmission shaft 22 is inserted into a torque transmission hole 41 formed in a crank member and engaged with the torque transmission shaft 22 to transmit torque to the crank member, and the locking sleeve 3 is sleeved on the pedal shaft 2 and is used for being screwed on the crank member and pressing the pressing step 21 on the crank member.

When the pedal is dismounted, the locking sleeve 3 is unscrewed to release the locking of the pedal shaft 2 and the crank component, and then the pedal shaft 2 is pulled out from the torque transmission hole 41. After the pedal is removed, the torque transmission shaft 22 of the new pedal is inserted into the torque transmission hole 41, and then the locking sleeve 3 is screwed to lock the pedal shaft 2 to the crank member. The pedal that this embodiment provided, with the moment of torsion transmission axle 22 and the moment of torsion transmission hole 41 transmission moment of torsion that pedal axle 2 and crank member are connected through the cooperation, compress tightly step 21 on with pedal axle 2 through lock sleeve 3 on the crank member, realize pedal axle 2 and crank member's fixed, easy dismounting is easy, the pedal does not divide about, need not to set up levogyration and dextrorotation screw thread, compare in the tradition adopt the thread tightening mode pedal need divide levogyration and dextrorotation screw thread and need install and cause the screw thread impaired easily with crank screw thread revolve to unanimity, pedal in this embodiment can install to crank arbitrary side, and avoided traditional thread tightening mode probably to cause the condition of damage to pedal or crank screw thread.

In the present embodiment, the torque transmission shaft 22 includes a polygonal shaft 221, a cylindrical shaft 222, and a square shaft 223 connected in sequence, the square shaft 223 is connected to the pressing step 21, the torque transmission hole 41 includes a polygonal hole 411, a cylindrical hole 412, and a square hole 413 respectively fitted to the polygonal shaft 221, the cylindrical shaft 222, and the square shaft 223, and the torque transmission shaft 22 transmits torque to the crank member through the polygonal shaft 221 and the polygonal hole 411, and the square shaft 223 and the square hole 413 fitted to each other. The polygonal shaft 221, the cylindrical shaft 222 and the square shaft 223 are arranged coaxially with the pedal shaft 2, torque transmission effect is good through the polygonal shaft 221 and the square shaft 223, and the connecting structure is stable.

Example two

As shown in fig. 1 to 4, the present embodiment provides a crank leg pedaling mechanism comprising a crank member and the pedal according to the first embodiment, wherein the crank member is provided with a torque transmission hole 41 matching with the torque transmission shaft 22, the torque transmission shaft 22 is inserted into the torque transmission hole 41, and the locking sleeve 3 is screwed on the crank member and presses the pressing step 21 on the crank member.

In this embodiment, the crank member includes crank lever and connecting block 4, and connecting block 4 one end fixed mounting is on crank lever, and the other end and lock sleeve 3 threaded connection, and torque transmission hole 41 sets up on connecting block 4, and lock sleeve 3 will compress tightly step 21 and compress tightly on connecting block 4.

Wherein, the crank lever and the connecting block 4 of crank component have been processed and assembled, and the user only needs to unscrew lock sleeve 3 from connecting block 4 after purchasing, when needing to change the pedal, then lift the pedal off, later with new pedal installation be fixed in on connecting block 4 can. The pedals are mounted on either side of the crank member.

In this embodiment, 4 threaded fixing of connecting block are on the crank lever, and convenient and fast when the installation equipment.

The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. A foot peg, characterized by: including pedal, pedal axle and lock sleeve, the pedal rotates to be connected the one end of pedal axle, the pedal axle other end is equipped with compresses tightly step and torque transmission axle, it is close to compress tightly the step the pedal, torque transmission axle be used for insert set up in the crank component with in the torque transmission hole of torque transmission axle complex, with torque transmission to crank component, the lock sleeve cover is located on the pedal axle for threaded connection will compress tightly the step and compress tightly on crank component.

2. The foot peg as recited in claim 1, wherein: the torque transmission shaft comprises a polygonal shaft, a cylindrical shaft and a square shaft which are sequentially connected, the square shaft is connected with the pressing step, the torque transmission hole comprises a polygonal hole, a cylindrical hole and a square hole which are respectively matched with the polygonal shaft, the cylindrical shaft and the square shaft, and the torque transmission shaft transmits torque to the crank member through the polygonal shaft, the polygonal hole, the square shaft and the square hole which are connected in a matched mode.

3. A crank leg pedaling mechanism is characterized in that: a foot peg comprising a crank member and the pedal of any one of claims 1-2, wherein the crank member defines a torque transmitting bore therein for receiving the torque transmitting shaft, and wherein the locking collar is threaded onto the crank member and compresses the compression step against the crank member.

4. A crank pedal mechanism as defined in claim 3 wherein: the crank component comprises a crank rod and a connecting block, one end of the connecting block is fixedly arranged on the crank rod, the other end of the connecting block is in threaded connection with the locking sleeve, the torque transmission hole is formed in the connecting block, and the locking sleeve presses the pressing step on the connecting block.

5. A crank pedal mechanism as defined in claim 4 wherein: the connecting block is fixed on the crank rod through threads.