CN218929764U

CN218929764U - Novel dragon boat paddle

Info

Publication number: CN218929764U
Application number: CN202320285811.5U
Authority: CN
Inventors: 黄翔
Original assignee: Yulin Normal University
Current assignee: Yulin Normal University
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-04-28
Anticipated expiration: 2033-02-22

Abstract

The utility model belongs to the technical field of dragon boat sports equipment, and particularly relates to a novel dragon boat rowing machine, which comprises a paddle rod, wherein one end of the bottom of the paddle rod is fixedly connected with a paddle, the top of the paddle rod is provided with a T-shaped paddle handle, an adjusting sleeve is arranged between the bottom of the T-shaped paddle handle and the paddle rod, a self-locking compression assembly is arranged in the adjusting sleeve, the self-locking compression assembly comprises a worm, an adjusting hole with two ends communicated with the outside is formed in one side of the adjusting sleeve, and one end of the worm is rotationally connected with a middle partition plate. According to the utility model, the angle between the T-shaped paddle handle and the paddle rod is adjusted, and the T-shaped paddle handle is prevented from being stressed to rotate by utilizing the self-locking function of the worm gear and the friction compaction function of the compaction block, so that the angle is changed, the stability of the paddle is easier to control by a rower in the process of paddle, and the whole coordination and force generation of the other hand and the body are facilitated.

Description

Novel dragon boat paddle

Technical Field

The utility model belongs to the technical field of dragon boat sports equipment, and particularly relates to a novel dragon boat rowing machine.

Background

Official requirements for standard dragon boat sports equipment: according to the regulations of the national standards of the people's republic of China (GB/T38393-2019) which are issued by the national market supervision administration and the national standards administration Committee together on the 12 th 2019 and started to be implemented in 2020-07-01, the regulation standards related to the materials, the length, the width, the weight, the pulp boards and other equipment of different types of dragon boats used for normal games are all produced, but the connection structure of a paddle rod and a paddle handle is not regulated at all;

analysis of the traditional structure, the motion human anatomy and the motion biomechanics from the technical level of rower rowing obviously has two outstanding defects, limits the exertion of rower strength and technology and influences the performance of the dragon boat competition.

Disadvantages: taking a right hand as an example, an upper hand (left hand) and a lower hand (right hand)

The method has the following defects: insufficient stability in rowing: from the analysis of the motion human anatomy and the motion biomechanics, the upper (left) hand of the rower is inserted and pressed down before the beginning of rowing, the lower (right) hand is stretched forwards and pulled backwards, the whole period process of rowing is completed once, the upper (left) hand of the rower is always in a state of being buckled in the internal rotation and the wrist, and the difficulty in controlling the rowing stability of the rower in the rowing process is increased.

And the second disadvantage is that: limiting the coordination of the forces to give full play: the upper (left) wrist is in the inner buckling state when the rower rowes, so that the control difficulty of rowing stability is increased, the coordinated overall cooperation of the upper limb and the lower limb of the athlete and the body is seriously influenced, and the economic effectiveness of physical energy consumption of the athlete is reduced.

Therefore, it is necessary to invent a new dragon boat rowing to solve the above problems.

Disclosure of Invention

Aiming at the problems, the utility model provides a novel dragon boat rowing machine, which is characterized in that the angle between a T-shaped rowing handle and a rowing rod is adjusted, and the T-shaped rowing handle is prevented from being stressed to rotate to change the angle by utilizing the self-locking function of a worm gear and a friction compaction function of a compaction block, so that the rowing stability of the rowing machine is easier to control in the rowing process, and the rowing machine is convenient to assist the whole coordination of the other hand and the body to exert force, thereby solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel dragon boat rowing machine comprises a paddle rod, wherein one end of the bottom of the paddle rod is fixedly connected with a paddle, the top of the paddle rod is provided with a T-shaped paddle handle, an adjusting sleeve is arranged between the bottom of the T-shaped paddle handle and the paddle rod, and a self-locking compression assembly is arranged inside the adjusting sleeve;

the self-locking compaction assembly comprises a worm, two ends of the inner portion of one side of an adjusting sleeve are provided with adjusting holes communicated with the outside, one end of the worm is rotationally connected with a middle partition plate, one side of the middle partition plate is rotationally connected with a compaction screw rod, the other end of the worm and one end of the compaction screw rod are fixedly connected with inner hexagonal nuts, the surface of the compaction screw rod is in threaded connection with a transmission block, the bottom of the T-shaped paddle handle extends to the inner portion of the adjusting sleeve, and one end of the bottom of the T-shaped paddle handle is provided with a worm wheel disk meshed with the worm.

Further, the top and the bottom of worm wheel dish all fixedly connected with holding ring, adjusting sleeve inner wall offer with worm wheel dish and holding ring assorted groove, and be located two one side of holding ring all is provided with the compact heap, compact heap one end extends to the place setting of the front position of transmission piece.

Further, the top fixedly connected with spacing slider of compact heap, be connected with reset spring between spacing slider and the adjusting collar inner wall inside, the one end that the compact heap is close to the holding ring sets up for the arc, and the other end is slope form setting.

Further, one side of the transmission block, which is close to the compression block, is provided with an arc protrusion, the arc protrusion is matched with the end part of the compression block, the transmission block is in a polygonal arrangement, and the section of the adjusting hole, which is positioned at the position of the compression screw rod, is matched with the transmission block in shape.

Further, the worm wheel disc is integrally formed with the bottom of the T-shaped paddle handle, the bottom of the T-shaped paddle handle is provided with a positioning hole, and the top of the paddle rod is integrally formed with a positioning column matched with the positioning block.

Further, the worm and the compression screw rod are rotationally connected with the adjusting hole through a bearing, the inner hexagonal nut does not protrude out of the adjusting hole, and the adjusting sleeve is connected with the paddle rod through a pin.

Furthermore, the top surface of the adjusting sleeve is also provided with a dial of 0-360 degrees, the surface of the T-shaped paddle handle is provided with scale pointer lines, and the plane overlooking axis angle change interval between the T-shaped paddle handle and the paddle rod is 1-20 degrees.

The utility model has the technical effects and advantages that:

1. according to the utility model, the angle between the T-shaped paddle handle and the paddle rod is adjusted, and the T-shaped paddle handle is prevented from being stressed to rotate by utilizing the self-locking function of the worm gear and the friction compaction function of the compaction block, so that the angle is changed, the stability of the paddle is easier to control by a rower in the process of paddle, and the whole coordination and force generation of the other hand and the body are facilitated.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

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

FIG. 1 shows a schematic overall structure of an embodiment of the present utility model;

FIG. 2 shows a cross-sectional view of the overall structure of an embodiment of the present utility model;

FIG. 3 illustrates a top view of the overall structure of an embodiment of the present utility model;

FIG. 4 illustrates an enlarged view of portion A of FIG. 2 in accordance with an embodiment of the present utility model;

FIG. 5 illustrates a top cross-sectional view of a self-locking compression assembly in accordance with an embodiment of the present utility model;

FIG. 6 shows a schematic diagram of a self-locking compression assembly according to an embodiment of the present utility model;

FIG. 7 illustrates a partial structural schematic of a T-shaped paddle handle of an embodiment of the utility model;

in the figure: 1. a paddle rod; 2. a paddle; 3. t-shaped paddle handles; 4. an adjusting sleeve; 5. a self-locking compaction assembly; 501. a worm; 502. an adjustment aperture; 503. a middle partition plate; 504. compressing the screw rod; 505. an inner hexagon nut; 506. a transmission block; 507. a compaction block; 508. a limit sliding block; 509. a return spring; 510. arc-shaped bulges; 6. a worm wheel disk; 7. a positioning ring; 8. positioning holes; 9. positioning columns; 10. a dial; 11. the graduation indicates the needle line.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a novel dragon boat rowing, which is shown in figures 1-7, and comprises a paddle rod 1, wherein one end of the bottom of the paddle rod 1 is fixedly connected with a paddle 2, the top of the paddle rod 1 is provided with a T-shaped paddle handle 3, an adjusting sleeve 4 is arranged between the bottom of the T-shaped paddle handle 3 and the paddle rod 1, a self-locking compressing assembly 5 is arranged in the adjusting sleeve 4, a worm 501, a compressing screw rod 504 and an adjusting hole 502 are in bearing rotation connection, an inner hexagonal nut is not protruded out of the adjusting hole 502, and the adjusting sleeve 4 is in pin connection with the paddle rod 1;

the self-locking compressing assembly 5 comprises a worm 501, wherein the lead angle of the worm 501 is 3.5-4.5 degrees, two ends of a regulating hole 502 communicated with the outside are formed in one side of a regulating sleeve 4, one end of the worm 501 is rotationally connected with a middle partition plate 503, one side of the middle partition plate 503 is rotationally connected with a compressing screw rod 504, the other end of the worm 501 and one end of the compressing screw rod 504 are fixedly connected with an inner hexagonal nut 505, a transmission block 506 is sleeved on the surface of the compressing screw rod 504 in a threaded manner, the bottom of a T-shaped paddle handle 3 extends to the inside of the regulating sleeve 4, one end of the bottom is provided with a worm wheel disk 6 meshed with the worm 501, when the paddle rod 1 is connected with the T-shaped paddle handle 3, the T-shaped paddle handle 3 with the paddle rod 1 is spliced, and the regulating sleeve 4 is fixed on the surface of the paddle rod 1 by using a pin, and when the angle between the T-shaped paddle handle 3 and the paddle rod 1 is regulated, the inner hexagonal nut 501 is rotationally regulated by using an inner hexagonal wrench tool, so that the worm drives the worm wheel disk 6 to rotate, the T-shaped paddle handle 3 rotates to the T-shaped paddle handle 3 and the paddle rod 1 can be clamped by the other hand more effectively in the proper degree, and the paddle rod 1 can be more easily controlled by the hand, and the whole body can be more stably controlled by the hand, and the hand can be more easily clamped by the hand, and the hand can be better in the paddle handle and the paddle handle can be better and the paddle handle.

As shown in fig. 4-7, the top and the bottom of the worm wheel disk 6 are fixedly connected with positioning rings 7, grooves matched with the worm wheel disk 6 and the positioning rings 7 are formed in the inner wall of the adjusting sleeve 4, and compression blocks 507 are arranged on one sides of the two positioning rings 7, one ends of the compression blocks 507 close to the positioning rings 7 are made of rubber friction materials, one ends of the compression blocks 507 extend to the front position of the transmission blocks 506, the top of the compression blocks 507 is fixedly connected with a limit sliding block 508, a reset spring 509 is connected between the limit sliding block 508 and the inner wall of the adjusting sleeve 4, one ends of the compression blocks 507 close to the positioning rings 7 are arc-shaped, the other ends of the compression blocks are slope-shaped, one sides of the transmission blocks 506 close to the compression blocks 507 are provided with arc-shaped protrusions 510, the arc-shaped protrusions 510 are matched with the ends of the compression blocks 507, the transmission blocks 506 are polygon-shaped, and the section shape of the adjusting hole 502 at the position of the compressing screw rod 504 is matched with the transmission block 506, the inner hexagonal nut 505 at one end of the compressing screw rod 504 is rotationally adjusted by using an inner hexagonal wrench tool, so that the compressing screw rod 504 rotates to drive the transmission block 506 sleeved on the surface of the compressing screw rod 504 to move, the arc protrusion 510 at the side surface of the transmission block 506 contacts with one end of the slope shape of the compressing block 507, thereby extruding and moving the compressing block 507, and further compressing one end of the compressing block 507 against the surface of the positioning ring 7, thereby further fixing the T-shaped paddle handle 3 and the paddle rod 1, preventing the T-shaped paddle handle 3 from being stressed to rotate by using the self-locking function of the worm gear 501 and the friction compressing function of the compressing block 507, causing angle change, thereby more effectively enabling a rower to control the stability of the rowing more easily in the rowing process, while also facilitating the overall coordinated exertion of force by the other hand and body.

As shown in fig. 2 and 7, the bottom of the worm wheel disc 6 and the bottom of the T-shaped paddle handle 3 are integrally formed, the bottom of the T-shaped paddle handle 3 is provided with a positioning hole 8, the top of the paddle rod 1 is integrally formed with a positioning column 9 matched with the positioning block, and the connection strength of the T-shaped paddle handle 3 and the paddle rod 1 is increased through the action of the positioning column 9 and the positioning hole 8, so that deformation and damage to the adjusting sleeve 4 are prevented.

As shown in fig. 1, the top surface of the adjusting sleeve 4 is further provided with a dial 10 of 0-360 degrees, the surface of the T-shaped paddle handle 3 is provided with scale pointer lines 11, the plane overlooking axis angle change interval between the T-shaped paddle handle 3 and the paddle rod 1 is 1-20 degrees, and the dial 10 and the scale pointer lines 11 are beneficial to more intuitively knowing the angle value.

The working principle of the utility model is as follows:

referring to fig. 1-7 of the specification, when the paddle rod 1 is connected with the T-shaped paddle handle 3, the T-shaped paddle handle 3 with the adjusting sleeve 4 is spliced with the paddle rod 1, and the adjusting sleeve 4 is fixed on the surface of the paddle rod 1 by using a pin, when the angle between the T-shaped paddle handle 3 and the paddle rod 1 is adjusted, the inner hexagonal nut 505 at one end of the worm 501 is rotated by using an inner hexagonal wrench tool, the worm 501 drives the worm wheel 6 to rotate, thereby the T-shaped paddle handle 3 rotates, the plane between the T-shaped paddle handle 3 and the paddle rod 1 is clamped at an angle of 1-20 degrees to achieve the most suitable angle, when the angle adjustment is finished, the inner hexagonal nut 505 at one end of the pressing screw 504 is rotated again by using the inner hexagonal wrench tool, the pressing screw 504 is rotated, the transmission block 506 sleeved on the surface of the pressing screw 504 is driven to move, the arc protrusion 510 on the side surface of the transmission block 506 is contacted with one end of the slope shape of the compression block 507, so that the compression block 507 is extruded and moved, one end of the compression block 507 is used for carrying out friction compression on the surface of the positioning ring 7, thereby further fixing the T-shaped paddle handle 3 with the paddle rod 1, the self-locking function of the worm gear 501 and the friction compression function of the compression block 507 are utilized, the T-shaped paddle handle 3 is prevented from being stressed to rotate, the angle is changed, the rower is enabled to control the stability of the rower more easily in the rowing process, meanwhile, the other hand and the whole body are facilitated to assist in coordinated force, after the T-shaped paddle handle 3 is used for a period of time, when the angle is regulated again, the inner hexagon nut 505 at one end of the compression screw 504 is firstly rotated and regulated, and then the worm 501 and the compression screw 504 are sequentially regulated.

Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. Novel dragon boat paddle, including paddle pole (1), its characterized in that: one end of the bottom of the paddle rod (1) is fixedly connected with a paddle (2), the top of the paddle rod (1) is provided with a T-shaped paddle handle (3), an adjusting sleeve (4) is arranged between the bottom of the T-shaped paddle handle (3) and the paddle rod (1), and a self-locking compression assembly (5) is arranged in the adjusting sleeve (4);

the self-locking compression assembly (5) comprises a worm (501), two ends of the inner portion of one side of an adjusting sleeve (4) are provided with adjusting holes (502) communicated with the outside, one end of the worm (501) is rotationally connected with a middle partition plate (503), one side of the middle partition plate (503) is rotationally connected with a compression screw rod (504), the other end of the worm (501) and one end of the compression screw rod (504) are fixedly connected with an inner hexagon nut (505), the surface of the compression screw rod (504) is in threaded connection with a transmission block (506), the bottom of the T-shaped paddle handle (3) extends to the inner portion of the adjusting sleeve (4), and one end of the bottom of the T-shaped paddle handle is provided with a worm wheel disc (6) meshed with the worm (501).

2. The new dragon boat rowing machine of claim 1, wherein: the top and the bottom of worm wheel dish (6) are all fixedly connected with holding ring (7), set up with worm wheel dish (6) and holding ring (7) assorted groove in adjusting collar (4) inner wall, and be located two one side of holding ring (7) all is provided with compact heap (507), compact heap (507) one end extends to the place setting of the place ahead of transmission piece (506).

3. The new dragon boat rowing machine of claim 2, wherein: the top fixedly connected with spacing slider (508) of compact heap (507), be connected with reset spring (509) between spacing slider (508) and the interior wall of adjusting collar (4), one end that compact heap (507) is close to holding ring (7) is the arc setting, and the other end is the slope form setting.

4. The new dragon boat rowing machine of claim 2, wherein: one side of the transmission block (506) close to the compression block (507) is provided with an arc protrusion (510), the arc protrusion (510) is matched with the end part of the compression block (507), the transmission block (506) is in a polygonal arrangement, and one section of the adjusting hole (502) positioned at the position of the compression screw rod (504) is matched with the transmission block (506).

5. The new dragon boat rowing machine of claim 1, wherein: the worm wheel disc (6) and the bottom of the T-shaped paddle handle (3) are integrally formed, the bottom of the T-shaped paddle handle (3) is provided with a positioning hole (8), and the top of the paddle rod (1) is integrally formed with a positioning column (9) matched with the positioning block.

6. The new dragon boat rowing machine of claim 1, wherein: the worm (501) is rotationally connected with the compression screw rod (504) and the adjusting hole (502) through a bearing, the inner hexagonal nut (505) is not protruded out of the adjusting hole (502) and is connected with the paddle rod (1) through a pin.

7. The new dragon boat rowing machine of claim 1, wherein: the top surface of the adjusting sleeve (4) is also provided with a dial (10) of 0-360 degrees, the surface of the T-shaped paddle handle (3) is provided with scale pointer lines (11), and the plane overlooking axis angle change interval between the T-shaped paddle handle (3) and the paddle rod (1) is 1-20 degrees.