CN220815215U - First connection structure, second connection structure and transmission assembly - Google Patents

Abstract

The application provides a first connecting structure, a second connecting structure and a transmission assembly for a lock body, wherein the first connecting structure comprises: a wheel for driving the external transmission assembly; the transmission shaft is connected with a first transmission hole on the rotating wheel through a bolt structure; the bolt limiting structure is arranged between the transmission shaft and the rotating wheel and used for limiting the rotation of the transmission shaft relative to the rotating wheel. The technical scheme provided by the application can effectively improve the installation and connection efficiency of the transmission shaft and the rotating wheel, and improve the stability and convenience of the connection of the transmission shaft and the rotating wheel.

Description

First connection structure, second connection structure and transmission assembly

Technical Field

The application relates to the technical field of door and window locks, in particular to a first connecting structure for connecting a transmission shaft with a rotating wheel, a second connecting structure for connecting the transmission shaft with a handle, and a transmission assembly.

Background

The transmission shell and the handle are one of important hardware for realizing the opening and closing of doors and windows, and the conventional implementation scheme is that the handle is provided with a base, and the base is directly connected with the handle through a screw; the base is connected with the transmission shell through two screws, and clamps the fan profile for fixing; the rotary motion of the handle is transmitted to the rotating wheel of the transmission shell through the transmission shaft, so that the drive of the transmission shell is realized. The conventional scheme has the defects of more accessories, complicated installation and high material cost and labor cost.

In the prior art CN202111118338.3, a handle device and a method for assembling and disassembling the same, a technical scheme is adopted in which a transmission shaft passes through a rotating wheel to be fastened and connected with a lower housing, and the technical scheme needs to consider the installation of a transmission shaft fastener when installing a transmission housing, so that the efficiency of the installation of the transmission shaft is reduced.

Therefore, how to provide a first connection structure of a transmission shaft and a rotating wheel, which can effectively improve the installation connection efficiency of the transmission shaft and the rotating wheel, and improve the stability and convenience of the connection of the transmission shaft and the rotating wheel, is a technical problem to be solved by those skilled in the art.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model aims to effectively improve the installation and connection efficiency of the transmission shaft and the rotating wheel, reduce the number of accessories and improve the stability and convenience of the connection of the transmission shaft and the rotating wheel. The utility model provides a first connecting structure of a transmission shaft and a rotating wheel, which comprises the following components: a wheel for driving the external transmission assembly; the transmission shaft is connected with a first transmission hole on the rotating wheel through a bolt structure; the bolt limiting structure is arranged between the transmission shaft and the rotating wheel and used for limiting the relative rotation of the transmission shaft and the rotating wheel.

According to a first embodiment of the present utility model, there is provided a first connection structure of a propeller shaft and a rotating wheel:

A first connection structure of a transmission shaft and a rotating wheel, the first connection structure comprising: a wheel for driving the external transmission assembly; the transmission shaft is connected with a first transmission hole on the rotating wheel through a bolt structure; the bolt limiting structure is arranged between the transmission shaft and the rotating wheel and used for limiting the relative rotation of the transmission shaft and the rotating wheel.

Further, as a more preferable embodiment of the present utility model, the drive shaft is divided into a first connection section for connection with the wheel and a second connection section for connection with the handle; the bolt structure is arranged on the first connecting section, and an internal thread structure matched with the bolt structure is arranged on the inner wall of the first transmission hole.

Further, as a more preferable embodiment of the present utility model, the plug pin limiting structure includes: the first clamping groove, the second clamping groove and the bolt; the first clamping groove is arranged on the first connecting section, the second clamping groove is arranged on the inner wall of the first transmission hole, and the first clamping groove and the second clamping groove are in an alignment state which is relatively communicated; the bolt is used for being inserted into the first clamping groove and the second clamping groove in the aligned state.

Further, as a more preferable embodiment of the present utility model, the second clamping groove is provided with a blocking portion, and the blocking portion is located at an end of the second clamping groove away from the handle.

Further, as a more preferable embodiment of the present utility model, two or more second catching grooves are provided on the inner wall of the first transmission hole in a ring shape.

Further, as a more preferred embodiment of the present utility model, the first clamping groove extends from the first connecting section to the second connecting section.

Further, as a more preferable embodiment of the present utility model, the outline structure of the second connecting section is one of a cylinder, an elliptic cylinder, or a polygonal prism.

Further, as a more preferable embodiment of the present utility model, the transmission shaft of the second connecting section has a regular quadrangular external shape.

Further, as a more preferable embodiment of the present utility model, a notch is provided on the end of the transmission shaft away from the first connecting section, and the notch is communicated with the first clamping groove.

Further, as a more preferable embodiment of the present utility model, the first connection structure further includes: the pits are arranged on the outer wall of the rotating wheel and are arranged in an annular array along the outer wall of the rotating wheel; the marble component is arranged on one side of the rotating wheel and elastically abuts against the concave pit.

Further, as a more preferable embodiment of the present utility model, the first connection structure further includes: and the annular track is arranged on the outer wall of the rotating wheel and used for communicating all the pits.

Further, as a more preferred embodiment of the present utility model, the marble assembly comprises: spring box, spring, marble; the spring and the marble are arranged in the accommodating cavity of the spring box; the marble is used for abutting in the pit.

According to a second embodiment of the present utility model, there is provided a second connection structure of a propeller shaft and a handle:

a second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the second transmission hole of the handle is sleeved at one end of the transmission shaft far away from the rotating wheel; the handle is detachably connected with the transmission shaft.

Further, as a more preferred embodiment of the present utility model, the second connection structure further includes: the third thread structure is arranged on the handle or the transmission shaft, the second bolt structure is used for being in threaded fit with the third thread structure, and the handle is limited to be separated from the transmission shaft by the second bolt structure and the third thread structure.

Further, as a more preferable embodiment of the present utility model, a third clamping groove is provided in the second transmission hole, the third clamping groove and the first clamping groove have an aligned state of being disposed in opposite communication, and the latch is used for being inserted into the third clamping groove and the first clamping groove in the aligned state.

Further, as a more preferred embodiment of the present utility model, a third screw structure is provided on the drive shaft, and a second bolt structure is provided to pass through the handle and clamp the handle to the drive shaft.

Further, as a more preferred embodiment of the present utility model, the central axis of the second bolt structure coincides with the central axis of the drive shaft.

Further, as a more preferable embodiment of the present utility model, the central axis of the second bolt structure is perpendicular to the central axis of the drive shaft.

Further, as a more preferable embodiment of the present utility model, the central axis of the second bolt structure is perpendicular to the central axis of the transmission shaft; the third thread structure is arranged on the handle, and one end of the second bolt structure is used for abutting against the outer wall of the transmission shaft.

Further, as a more preferable embodiment of the present utility model, the central axis of the second bolt structure is perpendicular to the central axis of the transmission shaft; the third thread structure is arranged on the transmission shaft, and one end of the second bolt structure is used for abutting against the inner wall of the second transmission hole.

Further, as a more preferred embodiment of the present utility model, the second connection structure further includes: the fourth thread structure is arranged on the handle, and the third thread structure is arranged on the transmission shaft; the fourth thread structure is communicated with the third thread structure; the second bolt structure is used for being in simultaneous threaded fit with the fourth thread structure and the third thread structure.

Further, as a more preferable embodiment of the present utility model, the central axis of the second bolt structure coincides with the central axis of the drive shaft; the third thread structure is a nut structure rotatably arranged at one end of the transmission shaft; the second bolt structure and the third thread structure clamp the handle and the transmission shaft.

According to a third embodiment of the present utility model, there is provided a transmission assembly:

A transmission assembly, the apparatus comprising: the transmission shaft and the first connection structure of the rotating wheel.

Compared with the prior art, in the technical scheme provided by the application, the transmission shaft is in threaded connection with the first transmission hole of the rotating wheel through the conventional bolt structure, so that the rotating shaft can not be directly separated from the rotating wheel in a non-rotating mode; and secondly, the relative rotation of the transmission shaft and the rotating wheel is limited through the bolt limiting structure, so that the fixed connection of the transmission shaft and the rotating wheel is realized. When the rotary wheel is used, the transmission shaft is screwed into the first transmission hole, and after the transmission shaft is screwed or rotated to a certain depth, the relative rotation between the transmission shaft and the rotary wheel is limited through the plug pin limiting structure, so that the connection and the fixation of the transmission shaft and the rotary wheel can be realized. The technical scheme provided by the application can effectively improve the installation and connection efficiency of the transmission shaft and the rotating wheel, and improves the stability and convenience of the connection of the transmission shaft and the rotating wheel.

Drawings

FIG. 1 is a schematic view of the overall structure of a first connection structure between a transmission shaft and a rotating wheel in an embodiment of the present application;

FIG. 2 is a schematic structural view of a second connecting section of a transmission shaft in an embodiment of the present application;

fig. 3 is a schematic structural view of a regular quadrangular prism as a second connecting section of the transmission shaft in an embodiment of the present application;

FIG. 4 is a schematic three-dimensional structure of a wheel according to an embodiment of the present application;

FIG. 5 is a cross-sectional view of a transfer wheel in an embodiment of the present application;

FIG. 6 is a schematic view of a structure of a handle with a third slot in the handle according to an embodiment of the present application;

FIG. 7 is a cross-sectional view of a first connection structure and a second connection structure in an embodiment of the present application;

FIG. 8 is a schematic diagram of connection between a driving shaft and a handle in an embodiment of the present application, wherein a third thread structure is disposed on the driving shaft, and a central axis of a second bolt structure coincides with a central axis of the driving shaft;

FIG. 9 is a schematic diagram of connection between a driving shaft and a handle in an embodiment of the present application, wherein a third thread structure is disposed on the driving shaft, and a central axis of a second bolt structure is perpendicular to a central axis of the driving shaft;

FIG. 10 is a schematic diagram illustrating connection between a transmission shaft and a handle in an embodiment of the present application, wherein a third thread structure is disposed on the handle, a central axis of a second bolt structure is perpendicular to the central axis of the transmission shaft, and the second bolt structure abuts against an outer wall of the transmission shaft;

FIG. 11 is a schematic diagram illustrating connection between a transmission shaft and a handle in an embodiment of the present application, wherein a third thread structure is disposed on the transmission shaft, a central axis of a second bolt structure is perpendicular to the central axis of the transmission shaft, and the second bolt structure abuts against an inner wall of a second transmission hole;

FIG. 12 is a view showing a third screw structure provided on a drive shaft and a fourth screw structure provided on a handle according to an embodiment of the present application; the central axis of the second bolt structure is perpendicular to the central axis of the transmission shaft, and the second bolt structure is used for being matched with the third thread structure and the fourth thread structure at the same time.

Reference numerals:

A transmission shaft 1; a first connection section 101; a second connection section 102; notch 103; a rotating wheel 2; a first transmission hole 201; pit 202; an annular track 203; a bolt structure 3; a plug pin limiting structure 4; a first card slot 401; a second card slot 402; a blocking portion 402a; a third card slot 403; a plug 404; a marble assembly 5; a spring case 5a; a spring 5b; a marble 5c;

a handle A1; a second transmission hole a202; a third thread structure a301; a fourth thread structure a302; and a second bolt structure A4.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present application, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "are used to refer to the terms" length "," width "," upper "," lower "," front "," rear "," left "," right "," vertical "," and "lower".

The horizontal, top, bottom, inner, outer, etc. references to orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and to simplify the description, and are not intended to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and are not to be construed as limiting the application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" or "a number" means two or more, unless specifically defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the application, which is defined by the claims, but rather by the claims, unless otherwise indicated, and that any structural modifications, proportional changes, or dimensional adjustments, which would otherwise be apparent to those skilled in the art, would be made without departing from the spirit and scope of the application.

According to a first embodiment of the present utility model, there is provided a first connection structure of a propeller shaft and a rotating wheel:

A first connection structure of a transmission shaft and a rotating wheel, the first connection structure comprising: a runner 2 for driving an external transmission assembly; the transmission shaft 1 is connected with a first transmission hole 201 on the rotating wheel 2 through a bolt structure 3; the bolt limiting structure 4 is arranged between the transmission shaft 1 and the rotating wheel 2 and used for limiting the rotation of the transmission shaft 1 relative to the rotating wheel 2.

The application provides a technical scheme of a first connecting structure of a transmission shaft and a rotating wheel. In the technical scheme, the transmission shaft is in threaded connection with the first transmission hole of the rotating wheel through a conventional bolt structure, so that the rotating shaft cannot be directly separated from the rotating wheel in a non-rotating mode; and secondly, the relative rotation of the transmission shaft and the rotating wheel is limited through the bolt limiting structure, so that the fixed connection of the transmission shaft and the rotating wheel is realized. When the rotary wheel is used, the transmission shaft is screwed into the first transmission hole, and after the transmission shaft is screwed or rotated to a certain depth, the relative rotation between the transmission shaft and the rotary wheel is limited through the plug pin limiting structure, so that the connection and the fixation of the transmission shaft and the rotary wheel can be realized. The technical scheme provided by the application can effectively improve the installation and connection efficiency of the transmission shaft and the rotating wheel, and improve the stability and convenience of the connection of the transmission shaft and the rotating wheel.

Specifically describing, in the embodiment of the present utility model, the drive shaft 1 is divided into a first connection section 101 for connection with the wheel 2 and a second connection section 102 for connection with the handle A1; the bolt structure 3 is arranged on the first connecting section 101, and an internal thread structure matched with the bolt structure 3 is arranged on the inner wall of the first transmission hole 201.

It should be noted that, the first transmission hole realizes the connection of transmission shaft and runner through internal thread structure and the bolt structure that sets up at first linkage segment, has improved the efficiency of preinstallation.

Specifically describing, in the embodiment of the present utility model, the latch limiting structure 4 includes: a first card slot 401, a second card slot 402, and a latch 404; the first clamping groove 401 is arranged on the first connecting section 101, the second clamping groove 402 is arranged on the inner wall of the first transmission hole 201, and the first clamping groove 401 and the second clamping groove 402 are in an aligned state of being relatively communicated; the pins 404 are used to insert the first card slot 401 and the second card slot 402 in an aligned state.

It should be noted that, in this embodiment, during the process of screwing the transmission shaft into the rotating wheel, the first clamping groove and the second clamping groove may have multiple opportunities to align with each other. When the transmission shaft is screwed into a certain depth and the first clamping groove is aligned with the second clamping groove, the bolt is inserted to limit the relative rotation of the transmission shaft and the rotating wheel.

Specifically, in the embodiment of the present utility model, the second card slot 402 is provided with a blocking portion 402a, and the blocking portion 402a is located at an end of the second card slot 402 away from the handle.

In the application, after the bolt is inserted, the bolt can be prevented from falling off from the other side after passing through the head or being operated for a plurality of times by the blocking part.

Specifically describing, in the embodiment of the present utility model, two or more second clamping grooves 402 are annularly disposed on the inner wall of the first transmission hole 201.

It should be noted that, there are a plurality of second draw-in grooves for first draw-in groove has a plurality of positions to realize aiming at, improves the convenience of installation.

Specifically, in the embodiment of the present utility model, the first card slot 401 extends from the first connection section 101 to the second connection section 102.

It should be noted that, after the first draw-in groove extends to on the second linkage segment, the circumference spacing of transmission shaft and handle also can be realized through bolt limit structure.

Specifically describing, in the embodiment of the present utility model, the outer shape of the second connecting section 102 of the transmission shaft 1 is one of a cylinder, an elliptic cylinder, or a polygonal prism.

Specifically describing, in the embodiment of the present utility model, the second connection section 102 of the transmission shaft 1 has a regular quadrangular external shape.

Specifically describing, in the embodiment of the present utility model, a notch 103 is disposed on the end, far away from the first connection section 101, of the transmission shaft 1, and the notch 103 is in communication with the first clamping groove 401.

Specifically describing, in an embodiment of the present utility model, the first connection structure further includes: the pits 202 are arranged on the outer wall of the rotating wheel 2, and the pits 202 are arranged in an annular array along the outer wall of the rotating wheel 2; the marble component 5 is arranged on one side of the rotating wheel 2, and the marble component 5 is elastically abutted in the pit 202.

It should be noted that, set up a plurality of pits under appointed angle, when runner 2 takes place the transmission, the marble subassembly is contradicted and is produced the location sense and send mechanical feedback sound when the pit, improves user's use experience.

Specifically describing, in an embodiment of the present utility model, the first connection structure further includes: an annular track 203 is provided on the outer wall of the wheel 2 for communicating with each pit 202.

The path of the marbles along the outer wall of the wheel is constrained by the annular track.

Specifically describing, in the embodiment of the present utility model, the marble assembly 5 includes: a spring case 5a, a spring 5b, and a marble 5c; the spring 5b and the marble 5c are arranged in the accommodating cavity of the spring box 5 a; the marble 5c is intended to collide in the pit 202.

It should be noted that, the movement of the marble in the spring box is realized through the cooperation of the springs and is abutted against the outer wall of the rotating wheel.

According to a second embodiment of the present utility model, there is provided a second connection structure of a propeller shaft and a handle:

A second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the handle A1, the second transmission hole A202 of the handle A1 is sleeved at one end of the transmission shaft 1 far away from the rotating wheel 2; the handle A1 is detachably connected with the transmission shaft 1.

Specifically describing, in an embodiment of the present utility model, the second connection structure further includes: the third thread structure A301, the third thread structure A301 is arranged on the handle A1 or the transmission shaft 1, the second bolt structure A4 is used for being in threaded fit with the third thread structure A301, and the second bolt structure A4 is matched with the third thread structure A301 to limit the separation of the handle A1 from the transmission shaft 1.

Specifically describing, in the embodiment of the present utility model, the second transmission hole a202 is provided with a third slot 403, and the third slot 403 and the first slot 401 have an aligned state disposed in opposite communication, and the pin 404 is used to insert the third slot 403 and the first slot 401 in the aligned state.

Specifically describing, in the embodiment of the present utility model, the third screw structure a301 is provided on the transmission shaft 1, and the second bolt structure A4 is provided to pass through the handle A1 and clamp the handle A1 on the transmission shaft 1.

Specifically describing, in the embodiment of the present utility model, the central axis of the second bolt structure A4 coincides with the central axis of the transmission shaft 1.

Specifically describing, in the embodiment of the present utility model, the central axis of the second bolt structure A4 is perpendicular to the central axis of the transmission shaft 1.

Specifically describing, in the embodiment of the present utility model, the central axis of the second bolt structure A4 is perpendicular to the central axis of the transmission shaft 1; the third thread structure a301 is disposed on the handle A1, and one end of the second bolt structure A4 is used to abut against the outer wall of the transmission shaft 1.

Specifically describing, in the embodiment of the present utility model, the central axis of the second bolt structure A4 is perpendicular to the central axis of the transmission shaft 1; the third thread structure a301 is disposed on the transmission shaft 1, and one end of the second bolt structure A4 is used to abut against the inner wall of the second transmission hole a 202.

Specifically describing, in an embodiment of the present utility model, the second connection structure further includes: a fourth thread structure a302 provided on the handle A1, the third thread structure a301 being provided on the drive shaft 1; the fourth thread structure A302 is communicated with the third thread structure A301; the second bolt structure A4 is used for being simultaneously in threaded engagement with the fourth thread structure a302 and the third thread structure a 301.

Specifically describing, in the embodiment of the present utility model, the central axis of the second bolt structure A4 coincides with the central axis of the transmission shaft 1; the third thread structure A301 is a nut structure rotatably arranged at one end of the transmission shaft 1; the second bolt structure A4 and the third thread structure a301 clamp the handle A1 and the drive shaft 1.

According to a third embodiment of the present utility model, there is provided a transmission assembly:

A transmission assembly, the apparatus comprising: the transmission shaft and the first connection structure of the rotating wheel.

Example 1

A first connection structure of a transmission shaft and a rotating wheel, the first connection structure comprising: a runner 2 for driving an external transmission assembly; the transmission shaft 1 is connected with a first transmission hole 201 on the rotating wheel 2 through a bolt structure 3; the bolt limiting structure 4 is arranged between the transmission shaft 1 and the rotating wheel 2 and used for limiting the rotation of the transmission shaft 1 relative to the rotating wheel 2. The transmission shaft 1 is divided into a first connecting section 101 for connecting with the rotating wheel 2 and a second connecting section 102 for connecting with the handle A1; the bolt structure 3 is arranged on the first connecting section 101, and an internal thread structure matched with the bolt structure 3 is arranged on the inner wall of the first transmission hole 201.

The plug pin limiting structure 4 comprises: a first card slot 401, a second card slot 402, and a latch 404; the first clamping groove 401 is arranged on the first connecting section 101, the second clamping groove 402 is arranged on the inner wall of the first transmission hole 201, and the first clamping groove 401 and the second clamping groove 402 are in an aligned state of being relatively communicated; the pins 404 are used to insert the first card slot 401 and the second card slot 402 in an aligned state.

In a preferred embodiment, the second card slot 402 is provided with a blocking portion 402a, and the blocking portion 402a is located at one end of the second card slot 402 near the handle or one end far from the handle.

In a preferred embodiment, 2 second clamping grooves 402 are annularly arranged on the inner wall of the first transmission hole 201.

In a preferred embodiment, the first clamping groove 401 extends from the first connecting section 101 to the second connecting section 102.

In a preferred embodiment, the transmission shaft 1 of the second connecting section 102 has a regular quadrangular external shape.

In a preferred embodiment, a notch 103 is provided on the transmission shaft 1 at an end far from the first connection section 101, and the notch 103 is communicated with the first clamping groove 401.

Example 2

A first connection structure of a transmission shaft and a rotating wheel, the first connection structure comprising: a runner 2 for driving an external transmission assembly; the transmission shaft 1 is connected with a first transmission hole 201 on the rotating wheel 2 through a bolt structure 3; the bolt limiting structure 4 is arranged between the transmission shaft 1 and the rotating wheel 2 and used for limiting the rotation of the transmission shaft 1 relative to the rotating wheel 2. The transmission shaft 1 is divided into a first connecting section 101 for connecting with the rotating wheel 2 and a second connecting section 102 for connecting with the handle A1; the bolt structure 3 is arranged on the first connecting section 101, and an internal thread structure matched with the bolt structure 3 is arranged on the inner wall of the first transmission hole 201.

The plug pin limiting structure 4 comprises: a first card slot 401, a second card slot 402, and a latch 404; the first clamping groove 401 is arranged on the first connecting section 101, the second clamping groove 402 is arranged on the inner wall of the first transmission hole 201, and the first clamping groove 401 and the second clamping groove 402 are in an aligned state of being relatively communicated; the pins 404 are used to insert the first card slot 401 and the second card slot 402 in an aligned state.

The first connection structure further includes: the pits 202 are arranged on the outer wall of the rotating wheel 2, and the pits 202 are arranged in an annular array along the outer wall of the rotating wheel 2; the marble component 5 is arranged on one side of the rotating wheel 2, and the marble component 5 is elastically abutted in the pit 202.

In a preferred embodiment, the first connection structure further comprises: an annular track 203 is provided on the outer wall of the wheel 2 for communicating with each pit 202.

In a preferred embodiment, the marble assembly 5 comprises: a spring case 5a, a spring 5b, and a marble 5c; the spring 5b and the marble 5c are arranged in the accommodating cavity of the spring box 5 a; the marble 5c is intended to collide in the pit 202.

Example 3

A second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the handle A1, the second transmission hole A202 of the handle A1 is sleeved at one end of the transmission shaft 1 far away from the rotating wheel 2; the handle A1 is detachably connected with the transmission shaft 1. The third thread structure A301, the third thread structure A301 is arranged on the handle A1 or the transmission shaft 1, the second bolt structure A4 is used for being in threaded fit with the third thread structure A301, and the second bolt structure A4 is matched with the third thread structure A301 to limit the separation of the handle A1 from the transmission shaft 1. A third clamping groove 403 is arranged in the second transmission hole a202, the third clamping groove 403 and the first clamping groove 401 are in an aligned state in which the third clamping groove 403 and the first clamping groove 401 are arranged in a relatively communicated mode, and a bolt 404 is used for being inserted into the third clamping groove 403 and the first clamping groove 401 in the aligned state.

In a preferred embodiment, the third thread structure a301 is provided on the drive shaft 1, and the second bolt structure A4 is provided to pass through the handle A1 and clamp the handle A1 to the drive shaft 1.

In a preferred embodiment, the center axis of the second bolt structure A4 coincides with the center axis of the drive shaft 1.

Example 4

A second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the handle A1, the second transmission hole A202 of the handle A1 is sleeved at one end of the transmission shaft 1 far away from the rotating wheel 2; the handle A1 is detachably connected with the transmission shaft 1. The third thread structure A301, the third thread structure A301 is arranged on the handle A1 or the transmission shaft 1, the second bolt structure A4 is used for being in threaded fit with the third thread structure A301, and the second bolt structure A4 is matched with the third thread structure A301 to limit the separation of the handle A1 from the transmission shaft 1. A third clamping groove 403 is arranged in the second transmission hole a202, the third clamping groove 403 and the first clamping groove 401 are in an aligned state in which the third clamping groove 403 and the first clamping groove 401 are arranged in a relatively communicated mode, and a bolt 404 is used for being inserted into the third clamping groove 403 and the first clamping groove 401 in the aligned state.

The central axis of the second bolt structure A4 is perpendicular to the central axis of the transmission shaft 1.

Example 5

A second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the handle A1, the second transmission hole A202 of the handle A1 is sleeved at one end of the transmission shaft 1 far away from the rotating wheel 2; the handle A1 is detachably connected with the transmission shaft 1. The third thread structure A301, the third thread structure A301 is arranged on the handle A1 or the transmission shaft 1, the second bolt structure A4 is used for being in threaded fit with the third thread structure A301, and the second bolt structure A4 is matched with the third thread structure A301 to limit the separation of the handle A1 from the transmission shaft 1. A third clamping groove 403 is arranged in the second transmission hole a202, the third clamping groove 403 and the first clamping groove 401 are in an aligned state in which the third clamping groove 403 and the first clamping groove 401 are arranged in a relatively communicated mode, and a bolt 404 is used for being inserted into the third clamping groove 403 and the first clamping groove 401 in the aligned state.

The central axis of the second bolt structure A4 is perpendicular to the central axis of the transmission shaft 1; the third thread structure a301 is disposed on the handle A1, and one end of the second bolt structure A4 is used to abut against the outer wall of the transmission shaft 1.

Example 6

A second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the handle A1, the second transmission hole A202 of the handle A1 is sleeved at one end of the transmission shaft 1 far away from the rotating wheel 2; the handle A1 is detachably connected with the transmission shaft 1. The third thread structure A301, the third thread structure A301 is arranged on the handle A1 or the transmission shaft 1, the second bolt structure A4 is used for being in threaded fit with the third thread structure A301, and the second bolt structure A4 is matched with the third thread structure A301 to limit the separation of the handle A1 from the transmission shaft 1. A third clamping groove 403 is arranged in the second transmission hole a202, the third clamping groove 403 and the first clamping groove 401 are in an aligned state in which the third clamping groove 403 and the first clamping groove 401 are arranged in a relatively communicated mode, and a bolt 404 is used for being inserted into the third clamping groove 403 and the first clamping groove 401 in the aligned state.

The central axis of the second bolt structure A4 is perpendicular to the central axis of the transmission shaft 1; the third thread structure a301 is disposed on the transmission shaft 1, and one end of the second bolt structure A4 is used to abut against the inner wall of the second transmission hole a 202.

Example 7

A second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the handle A1, the second transmission hole A202 of the handle A1 is sleeved at one end of the transmission shaft 1 far away from the rotating wheel 2; the handle A1 is detachably connected with the transmission shaft 1. The third thread structure A301, the third thread structure A301 is arranged on the handle A1 or the transmission shaft 1, the second bolt structure A4 is used for being in threaded fit with the third thread structure A301, and the second bolt structure A4 is matched with the third thread structure A301 to limit the separation of the handle A1 from the transmission shaft 1. A third clamping groove 403 is arranged in the second transmission hole a202, the third clamping groove 403 and the first clamping groove 401 are in an aligned state in which the third clamping groove 403 and the first clamping groove 401 are arranged in a relatively communicated mode, and a bolt 404 is used for being inserted into the third clamping groove 403 and the first clamping groove 401 in the aligned state.

The second connection structure further includes: a fourth thread structure a302 provided on the handle A1, the third thread structure a301 being provided on the drive shaft 1; the fourth thread structure A302 is communicated with the third thread structure A301; the second bolt structure A4 is used for being simultaneously in threaded engagement with the fourth thread structure a302 and the third thread structure a 301.

Example 8

A second connection structure of a transmission shaft and a handle, the second connection structure comprising: the transmission shaft and the first connecting structure of the rotating wheel; the handle A1, the second transmission hole A202 of the handle A1 is sleeved at one end of the transmission shaft 1 far away from the rotating wheel 2; the handle A1 is detachably connected with the transmission shaft 1. The third thread structure A301, the third thread structure A301 is arranged on the handle A1 or the transmission shaft 1, the second bolt structure A4 is used for being in threaded fit with the third thread structure A301, and the second bolt structure A4 is matched with the third thread structure A301 to limit the separation of the handle A1 from the transmission shaft 1. A third clamping groove 403 is arranged in the second transmission hole a202, the third clamping groove 403 and the first clamping groove 401 are in an aligned state in which the third clamping groove 403 and the first clamping groove 401 are arranged in a relatively communicated mode, and a bolt 404 is used for being inserted into the third clamping groove 403 and the first clamping groove 401 in the aligned state.

The central axis of the second bolt structure A4 coincides with the central axis of the transmission shaft 1; the third thread structure A301 is a nut structure rotatably arranged at one end of the transmission shaft 1; the second bolt structure A4 and the third thread structure a301 clamp the handle A1 and the drive shaft 1.

Example 9

A transmission assembly, the apparatus comprising: the transmission shaft and the first connection structure of the rotating wheel.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (13)

1. A first connection structure of a transmission shaft and a rotating wheel, which is characterized in that the first connection structure comprises: a rotor (2) for driving an external transmission assembly; the transmission shaft (1) is connected with a first transmission hole (201) on the rotating wheel (2) through a bolt structure (3); the bolt limiting structure (4), the bolt limiting structure (4) is arranged between the transmission shaft (1) and the rotating wheel (2) and is used for limiting the transmission shaft (1) to rotate relative to the rotating wheel (2).

2. The first connection structure of a transmission shaft and a rotating wheel according to claim 1, characterized in that the transmission shaft (1) is divided into a first connection section (101) for connection with the rotating wheel (2) and a second connection section (102) for connection with a handle (A1); the bolt structure (3) is arranged on the first connecting section (101), and an internal thread structure matched with the bolt structure (3) is arranged on the inner wall of the first transmission hole (201).

3. A first connection of a drive shaft to a wheel according to claim 2, characterized in that the plug pin limiting structure (4) comprises: a first clamping groove (401), a second clamping groove (402) and a bolt (404);

The first clamping groove (401) is arranged on the first connecting section (101), the second clamping groove (402) is arranged on the inner wall of the first transmission hole (201), and the first clamping groove (401) and the second clamping groove (402) are in an alignment state which is relatively communicated; the plug pin (404) is used for being simultaneously inserted into the first clamping groove (401) and the second clamping groove (402) in the aligned state.

4. A first connection structure of a transmission shaft and a rotating wheel according to claim 3, wherein a blocking portion (402 a) is disposed on the second clamping groove (402), and the blocking portion (402 a) is located at an end, far away from the handle, of the second clamping groove (402).

5. A first connection structure of a transmission shaft and a rotating wheel according to claim 3, characterized in that two or more second clamping grooves (402) are annularly arranged on the inner wall of the first transmission hole (201); and/or

The first clamping groove (401) extends from the first connecting section (101) to the second connecting section (102).

6. The first connection structure of the transmission shaft and the rotating wheel according to claim 2, wherein the external shape of the second connection section (102) is one of a cylinder, an elliptic cylinder or a polygonal prism.

7. The first connection structure of a transmission shaft and a rotating wheel according to claim 5, characterized in that the transmission shaft (1) of the second connection section (102) has a regular quadrangular external structure; and a notch (103) is arranged at one end, far away from the first connecting section (101), of the transmission shaft (1), and the notch (103) is communicated with the first clamping groove (401).

8. The first connection structure of a propeller shaft and a runner according to any one of claims 1 to 6, further comprising:

The pits (202) are arranged on the outer wall of the rotating wheel (2), and the pits (202) are arranged in an annular array along the outer wall of the rotating wheel (2);

And the marble component (5) is arranged on one side of the rotating wheel (2), and the marble component (5) is elastically abutted in the pit (202).

9. The first connection of a drive shaft to a rotor as recited in claim 8, further comprising:

And the annular track (203) is arranged on the outer wall of the rotating wheel (2) and is used for communicating with each pit (202).

10. A first connection of a drive shaft to a wheel according to claim 8, characterized in that the marble assembly (5) comprises: a spring box (5 a), a spring (5 b) and a marble (5 c);

The spring (5 b) and the marble (5 c) are arranged in the accommodating cavity of the spring box (5 a);

the marble (5 c) is used for abutting in the pit (202).

11. A second connection structure of a transmission shaft and a handle, characterized in that the second connection structure comprises:

a first connection of a drive shaft as claimed in any one of claims 1 to 10 to a rotor;

The second transmission hole (A202) of the handle (A1) is sleeved at one end of the transmission shaft (1) far away from the rotating wheel (2);

The handle (A1) is detachably connected with the transmission shaft (1).

12. The second connection structure of the propeller shaft and the handle according to claim 11, further comprising:

The second transmission hole (A202) of the handle (A1) is sleeved at one end of the transmission shaft (1) far away from the rotating wheel (2);

A third thread structure (A301), the third thread structure (A301) is arranged on the handle (A1) or the transmission shaft (1),

And the second bolt structure (A4) is used for being in threaded fit with the third threaded structure (A301), and the second bolt structure (A4) is in threaded fit with the third threaded structure (A301) to limit the handle (A1) to be separated from the transmission shaft (1).

13. A transmission assembly, the apparatus comprising: a first connection of a drive shaft and a rotor as claimed in any one of claims 1 to 10.