CN-224211244-U - Water area propulsion output device and water area propeller

Abstract

The utility model relates to a water area propulsion output device and a water area propeller. The water area propulsion output device comprises a rotating piece, a torque output shaft, a torque pushing pin, an elastic piece and a thrust piece, wherein a pin hole is formed in the torque output shaft, the torque pushing pin penetrates through the pin hole and is in clearance fit with the pin hole, the rotating piece is provided with a plug pin matching groove and an abutting surface located outside the opening end of the plug pin matching groove, the thrust piece is fixed on the torque output shaft, the elastic piece is arranged between the thrust piece and the torque pushing pin, one end of the elastic piece is connected to the thrust piece, and in a disassembly state, the elastic piece elastically abuts against the torque pushing pin, so that the torque pushing pin abuts against the inner wall of the pin hole under the action force of the elastic piece and is positioned in the pin hole, the torque pushing pin cannot fall off from the pin hole, and the torque pushing pin is effectively prevented from falling and losing.

Inventors

• YE WEI
• HU HAO
• WAN XIAOKANG

Assignees

• 广东逸动科技有限公司

Dates

Publication Date

20260508

Application Date

20250627

Claims (10)

1. 1. The water area propulsion output device comprises a rotating piece, a torque output shaft and a torque pushing pin, wherein the torque output shaft is provided with a pin hole, the torque pushing pin penetrates through the pin hole and is in clearance fit with the pin hole, and the water area propulsion output device is characterized in that the rotating piece is provided with a pin matching groove and an abutting surface positioned outside the opening end of the pin matching groove, and the pin matching groove can be matched with the torque pushing pin and allows the rotating piece to receive the torque of the torque output shaft; The water area propulsion output device further comprises an elastic piece and a thrust piece, wherein the thrust piece is fixed on the torque output shaft, the elastic piece is arranged between the thrust piece and the torque pushing pin, and one end of the elastic piece is connected with the thrust piece; When the rotating piece and the torque output shaft are in a disassembly state, the other end of the elastic piece is abutted against the torque pushing pin and is used for providing elastic force to enable the torque pushing pin to be abutted against the hole wall of the pin hole so as to enable the torque pushing pin to be positioned in the pin hole; When the rotating piece and the torque output shaft are in an assembled state, the torque pushing pin is positioned in the bolt matching groove, and the abutting surface abuts against the other end of the elastic piece to enable the elastic piece to be compressed, so that the other end of the elastic piece is separated from the torque pushing pin.
2. 2. A water propulsion output apparatus as claimed in claim 1 wherein the swivel is provided with a limit projection projecting from the abutment surface; When the rotating piece and the torque output shaft are in an assembled state, the limiting protrusion is abutted to the thrust piece, the elastic piece is located between the torque output shaft and the limiting protrusion, and the limiting protrusion is in clearance fit with the elastic piece.
3. 3. A water propulsion output apparatus as claimed in claim 2 wherein the resilient member is a rectangular spring which is sleeved outside the torque output shaft.
4. 4. A water propulsion output apparatus as claimed in claim 2 wherein the thrust member is a ring member disposed around the torque output shaft, one end of the resilient member being in abutment with the thrust member.
5. 5. The water propulsion output apparatus of claim 4, wherein the limit protrusions are two or more and are arranged in a ring around the torque output shaft.
6. 6. A water propulsion output apparatus in accordance with claim 5 wherein the outer diameter of the annular structure formed by two or more of the limit projections is greater than the outer diameter of the thrust member.
7. 7. A water propulsion output apparatus as claimed in claim 4 wherein an outer diameter of the thrust member is equal to an axial length of the torque thrust pin.
8. 8. The water area propulsion output device according to claim 2, wherein the pin-engaging groove is in a straight shape, the two limiting protrusions are respectively disposed on two sides of the pin-engaging groove in a width direction, and each limiting protrusion is in an arc shape disposed along a circumferential direction of the torque output shaft.
9. 9. The water area propulsion output device according to any one of claims 1 to 8, wherein an assembly groove is formed in one surface of the rotating member, which is away from the plug pin matching groove, a nut is arranged in the assembly groove, an axle hole is formed in the axle center position of the rotating member, the axle hole is communicated with the plug pin matching groove and the assembly groove, and the torque output shaft penetrates through the axle hole and is in threaded connection with the nut.
10. 10. A water propulsion apparatus comprising a torque output device and a water propulsion output device as claimed in any one of claims 1 to 9, wherein the torque output device is connected to the torque output shaft to drive the rotatable member in rotation.

Description

Water area propulsion output device and water area propeller Technical Field The utility model relates to the field of water area mobile equipment, in particular to a water area propulsion output device and a water area propeller. Background In electric outboard motors, a torque-driven pin is typically used to drive between a rotating member and an output shaft of a motor. The rotating member is typically a propeller for providing propulsion to the water movable equipment. In order to facilitate the replacement of the torque pushing pin and the rotating member, the torque pushing pin is in clearance fit with the torque output shaft and the rotating member. The torque pushing pin clearance is installed in the pin hole of the torque output shaft, and the torque pushing pin clearance and the pin hole are inserted into the rotating piece together. In the in-service use, especially in the installation and the in-process of taking off of rotating member, because moment of torsion promotes round pin and pinhole clearance fit, moment of torsion promotes the round pin and easily appears droing the condition of losing because of reasons such as improper operation, vibration or rivers impact, has increased maintenance cost. Disclosure of utility model The utility model provides a water area propulsion output device and a water area propeller, which reduce maintenance cost. The utility model provides a water area propulsion output device, which comprises a rotating piece, a torque output shaft and a torque pushing pin, wherein the torque output shaft is provided with a pin hole, and the torque pushing pin penetrates through the pin hole and is in clearance fit with the pin hole; The water area propulsion output device further comprises an elastic piece and a thrust piece, wherein the thrust piece is fixed on the torque output shaft, the elastic piece is arranged between the thrust piece and the torque pushing pin, and one end of the elastic piece is connected with the thrust piece; When the rotating piece and the torque output shaft are in a disassembly state, the other end of the elastic piece is abutted against the torque pushing pin and is used for providing elastic force to enable the torque pushing pin to be abutted against the hole wall of the pin hole so as to enable the torque pushing pin to be positioned in the pin hole; When the rotating piece and the torque output shaft are in an assembled state, the torque pushing pin is positioned in the bolt matching groove, and the abutting surface abuts against the other end of the elastic piece to enable the elastic piece to be compressed, so that the other end of the elastic piece is separated from the torque pushing pin. The rotating piece is provided with a limiting protrusion, and the limiting protrusion protrudes out of the abutting surface; When the rotating piece and the torque output shaft are in an assembled state, the limiting protrusion is abutted to the thrust piece, the elastic piece is located between the torque output shaft and the limiting protrusion, and the limiting protrusion is in clearance fit with the elastic piece. The elastic piece is a rectangular spring and is sleeved outside the torque output shaft. The thrust piece is an annular piece arranged around the torque output shaft, and one end of the elastic piece is abutted against the thrust piece. The limiting protrusions are arranged in an annular shape around the torque output shaft. The outer diameter of the annular structure formed by more than two limit protrusions is larger than that of the thrust piece. Wherein the outer diameter of the thrust member is equal to the axial length of the torque push pin. The two limiting protrusions are arranged on two sides of the bolt matching groove in the width direction, and each limiting protrusion is arc-shaped and arranged along the circumference of the torque output shaft. Wherein, one surface of the rotating piece, which is away from the bolt matching groove, is provided with an assembling groove, and a nut is arranged in the assembling groove; the axis of the rotating piece is provided with an axle hole, and the axle hole is communicated with the bolt matching groove and the assembly groove; the torque output shaft penetrates through the shaft hole and is in threaded connection with the nut. In another aspect, the utility model provides a water area propeller, which comprises a torque output device and the water area propulsion output device, wherein the torque output device is connected to the torque output shaft to drive the rotating piece to rotate. According to the water area propulsion output device and the water area propeller provided by the utility model, when the rotating element and the torque output shaft are in a disassembled state, the torque pushing pin is inserted into the pin hole, and the elastic element elastically props against the torque pushing pin, so that the torque pushing pin is abutted against the inner wall of the pin h