CN219050217U

CN219050217U - Quick dismounting structure of rope skipping handle

Info

Publication number: CN219050217U
Application number: CN202223469821.9U
Authority: CN
Inventors: 陈海军
Original assignee: Hangzhou Bote Sports Equipment Co ltd
Current assignee: Hangzhou Bote Sports Equipment Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-23
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to a skipping rope, in particular to a rapid dismounting structure of a skipping rope handle. The technical problems that the surface of a steel ball for clamping a rope skipping handle in the prior art is spherical, is smooth, cannot be kept from rotating, and therefore the rope skipping can slowly slide outwards along with the swinging action after the rope skipping starts, so that the rope skipping needs to be continuously clamped again, the trouble is caused, and the steel ball is easy to drop when being assembled and the like are solved. The utility model comprises a connecting shaft, one end of the connecting shaft is connected with a cap head, a rope penetrating pin is connected in the cap head in a penetrating way, a rope penetrating hole is formed in the rope penetrating pin, more than 2 clamping grooves are formed in the inner end of the rope penetrating pin, a rope penetrating pin inclined plane extends outwards from the outer wall of the inner end of the rope penetrating pin, an inclined plane matched with the rope penetrating pin inclined plane is also arranged on the inner wall of the cap head, and a spring is arranged between the inner end of the rope penetrating pin and the connecting shaft.

Description

Quick dismounting structure of rope skipping handle

Technical Field

The utility model relates to a skipping rope, in particular to a rapid dismounting structure of a skipping rope handle.

Background

The rope skipping is a sport game in which one person or the people do various jumping actions in one rope of a ring pendulum. Along with the improvement of health consciousness of people in the new era, the body building and strengthening are increasingly important. The existing skipping rope generally comprises a rope and a handle, and the rope can be used after being fixed with the handle. Chinese patent discloses a rope skipping handle (publication number: CN 212880746U) comprising a fixed seat, a rotating head rotatably connected to one end of the fixed seat, and a grip fixedly connected to the other end of the fixed seat; the rotating head comprises a rope guide pipe, a restraining sleeve shell and a rotating seat; the rope guiding pipe is provided with a rope threading hole for a rope skipping rope to pass through; two limiting holes penetrating outwards are formed in the inner wall of the rope penetrating hole, and steel balls are arranged in the two limiting holes; the two limiting holes are respectively arranged on the inner walls of the two opposite sides of the rope threading hole and are arranged at intervals along the length direction of the rope threading hole; the rope guiding pipe is arranged in the constraint sleeve in a sliding manner, and a limiting inclined plane inclined towards one end of the rope guiding pipe is arranged on the inner side of the constraint sleeve; the outer side ends of the steel balls are mutually abutted with the limiting inclined planes; the rotating seat is provided with a spring which extrudes the rope guide pipe towards the limit inclined plane. However, the rope skipping handle clamps the rope skipping by adopting the steel balls, and the surface of the steel balls is spherical and smoother, and cannot be kept from rotating, so that after the rope skipping motion starts, the rope skipping can slowly slide outwards along with the swinging motion, and the rope skipping needs to be clamped again continuously, which is more troublesome. And the steel ball is troublesome to assemble, the steel ball is required to be positioned on the outer wall of the rope guide pipe, the whole handle is assembled, and the steel ball is easy to fall off in the whole assembly process.

Disclosure of Invention

The utility model provides a quick dismounting structure of a rope skipping handle, which mainly solves the technical problems that the surface of a steel ball for clamping the rope skipping handle in the prior art is spherical and smooth, and the steel ball cannot be kept to be non-rotating, so that after the rope skipping motion starts, the rope skipping can slowly slide outwards along with the swinging motion, the rope skipping needs to be continuously clamped again, the trouble is caused, and the steel ball is easy to drop when being assembled, and the like.

The technical problems of the utility model are mainly solved by the following technical proposal:

the utility model relates to a quick dismounting structure of a rope skipping handle, which comprises a connecting shaft, wherein one end of the connecting shaft is connected with a cap head, a rope threading pin is connected in the cap head in a penetrating way, a rope threading hole is formed in the rope threading pin, more than 2 clamping grooves are formed in the inner end of the rope threading pin, a rope threading pin inclined plane outwards extends from the outer wall of the inner end of the rope threading pin, an inclined plane matched with the rope threading pin inclined plane is also arranged on the inner wall of the cap head, and a spring is arranged between the inner end of the rope threading pin and the connecting shaft. According to the utility model, after the rope threading pin is pressed inwards, the rope skipping end part penetrates into the rope threading hole, then the rope threading pin is loosened, the rope threading pin outwards moves under the action of the spring, and the rope threading pin inclined plane is arranged on the outer wall of the rope threading pin, so that the inner end of the rope threading pin is contracted under the action of the inner wall inclined plane of the cap head to form a claw form, and the rope skipping end part can be clamped. The clamping jaw form at the inner end of the rope threading pin is directly adopted, so that the rope skipping can be clamped more completely, and the rope skipping is not easy to slide and fall off in the use process.

Preferably, the outer end of the rope threading pin extends out of the cap head, the outer end of the rope threading pin is connected with a top end nut through threads, and an annular groove is formed in the outer wall of the middle of the rope threading pin. The top nut can be conveniently pressed, and after the top nut is pressed, the rope threading pin can be pressed into the cap head to complete rope threading, so that the rope threading is convenient. The middle part of the rope threading pin is provided with the annular groove, so that the inner end of the rope threading pin can be conveniently clamped.

Preferably, the inner end of the connecting shaft is connected with the cap head through threads, the outer diameter of the inner end of the connecting shaft is larger than the outer diameter of the shaft body of the connecting shaft, and the inner end of the connecting shaft is provided with a containing cavity for the inner end of the rope threading pin to enter and contain the spring. Because the outer diameter of the inner end of the rope threading pin is larger, the inner diameter of the containing cavity is required to be larger than the outer diameter of the inner end of the rope threading pin, and the containing cavity can be used for positioning the spring to prevent the spring from deviating.

Preferably, the clamping grooves are uniformly distributed and divide the inner end of the rope threading pin into 4 clamping claws capable of clamping the end part of the rope skipping, and the inclined plane of the rope threading pin is arranged on each clamping claw. After the clamping groove is formed, the four claw parts can be clamped or loosened under the action of the inclined plane, so that the end part of the skipping rope is clamped. The inner end of the clamping groove may be circular arc-shaped. The inner end surface of the rope threading pin is provided with a circular step, so that the spring can be just sleeved on the circular step.

Preferably, the connecting shaft is externally connected with a bearing seat in a penetrating way, a bearing is arranged between the bearing seat and the connecting shaft, the tail end of the connecting shaft is connected with a tail end nut through threads, and a bushing is arranged between the tail end nut and the bearing. During assembly, the tail end nut can be screwed to directly compress the bearing through the bushing, and the bushing can prevent the bearing from being worn.

Preferably, the shaft body of the connecting shaft is provided with a step, and the bearing is pressed between the step and the bushing through the tail end nut. The steps can play a role in positioning.

Preferably, the bearing seat is T-shaped, and the outer wall of the bearing seat is provided with external threads which can be connected with a rope skipping handle. The whole device can be connected with the handle of the skipping rope by using the external threads at the outer end of the bearing seat, so that the assembly is simpler.

Therefore, the rope-skipping device utilizes the matching of the inclined plane and the rope-threading pin, when the rope-skipping passes through the rope-threading pin, the rope-threading pin rebounds to automatically shrink, the claw part at the inner end of the rope-threading pin clamps the rope-skipping, compared with the steel ball clamping, the clamping force is stronger, the rope-skipping can be prevented from being thrown out when in use, and all parts can be disassembled and assembled without tools, so that the rope-skipping device is simpler.

Drawings

FIG. 1 is a schematic illustration of a construction of the present utility model;

FIG. 2 is a schematic view of a rope pin of the present utility model;

FIG. 3 is a schematic side elevational view of FIG. 2;

fig. 4 is a schematic structural view of the connecting shaft of the present utility model.

Parts, parts and numbers in the figures: the connecting shaft 1, the cap head 2, the rope threading pin 3, the rope threading hole 4, the clamping groove 5, the rope threading pin inclined plane 6, the spring 7, the top end nut 8, the annular groove 9, the containing cavity 10, the bearing seat 11, the bearing 12, the tail end nut 13, the bushing 14 and the step 15.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.

Examples: the fast dismounting structure of the rope skipping handle of the embodiment is provided with a connecting shaft 1 as shown in fig. 1, the connecting shaft 1 is connected in a bearing seat 11 in a penetrating way, as shown in fig. 4, the bearing seat 11 is integrally T-shaped, and the outer wall of the bearing seat is provided with external threads capable of being connected with the rope skipping handle. A bearing 12 is arranged between the bearing seat and the connecting shaft, a step 15 is arranged on the shaft body of the connecting shaft, and the bearing is pressed between the step and a bushing 14 through a tail end nut 13. The inner end of the connecting shaft 1 is connected with a cap head 2 in a threaded manner, and the outer surface of the front end of the cap head is provided with a conical surface. The inside cross-under of cap head has the wire rope pin 3, and as fig. 2, 3, the wire rope pin is inside to be opened has wire rope hole 4, and it has 4 clamping groove 5 to open on the inner end of wire rope pin, has annular 9 on the outer wall at wire rope pin middle part. The clamping groove separates the inner end of the rope threading pin 3 into 4 clamping claws capable of clamping the end part of the rope skipping, the outer wall of each clamping claw is outwards extended to form a rope threading pin inclined plane 6, the inner wall of the cap head is also provided with an inclined plane matched with the rope threading pin inclined plane 6, and a spring 7 is arranged between the inner end of the rope threading pin 3 and the connecting shaft. The inner end of the connecting shaft 1 is connected with the cap head 2 through threads, the outer diameter of the inner end of the connecting shaft is larger than the outer diameter of the shaft body of the connecting shaft, and the inner end of the connecting shaft is provided with a containing cavity 10 for the inner end of the rope threading pin 3 to enter and contain the spring 7. The outer end of the rope threading pin extends out of the cap head 5, and the outer end of the rope threading pin is connected with a top end nut 8 through threads.

When the connecting shaft is used, the rope threading pin 3 is firstly penetrated into the cap head 2, then the spring 7 is arranged on the annular step at the inner end of the rope threading pin 3, and then the connecting shaft 1 is connected with the cap head through threads. The shaft body of the connecting shaft is sequentially sleeved with a bearing 12 and a bushing 14, the tail end nut 13 is screwed into the tail end thread of the connecting shaft, and the bearing is tightly pressed through the bushing. The outer end of the rope threading pin 3 penetrates out of the cap head, is screwed into the top end nut 8 at the thread position, and is finally connected with the rope skipping handle at the external thread position of the bearing seat. When the rope is threaded, the top end nut 8 is pressed, the rope threading pin 3 moves inwards against the spring force, the claw part at the inner end of the rope threading pin is opened, the end part of the rope skipping is led into the rope threading hole 4 of the rope threading pin, and when the rope skipping reaches the claw part, the top end nut is loosened. The spring 7 rebounds, the rope threading pin 3 outwards moves, and the diameter of the claw part at the inner end of the rope threading pin is reduced and gradually contracted under the action of the rope threading pin inclined plane 6, so that the end part of the rope skipping is clamped. When the skipping rope needs to be replaced, the skipping rope can be pulled out only by pressing the top nut.

In conclusion, the utility model is simpler to assemble and disassemble, and the claw part at the inner end of the rope threading pin can be used for effectively fixing the rope skipping, so that the rope skipping is prevented from falling off in use.

The above embodiments are merely examples of the present utility model, but the present utility model is not limited thereto, and any changes or modifications made by those skilled in the art are included in the scope of the present utility model.

Claims

1. The utility model provides a quick assembly disassembly structure of rope skipping handle, includes connecting axle (1), its characterized in that connecting axle (1) one end be connected with cap head (2), the inside cross-under of cap head have wire rope reeving pin (3), the inside wire rope reeving hole (4) that opens of wire rope reeving pin, open on the inner of wire rope reeving pin has clamping groove (5) more than 2, the outside extension has wire rope reeving pin inclined plane (6) on the outer wall of wire rope reeving pin inner, also be equipped with on the inner wall of cap head with wire rope reeving pin inclined plane (6) assorted inclined plane, be equipped with spring (7) between wire rope reeving pin (3) inner and the connecting axle.

2. The quick assembling and disassembling structure of the rope skipping handle according to claim 1, characterized in that the outer end of the rope threading pin (3) extends out of the cap head (2), the outer end of the rope threading pin is connected with a top end nut (8) through threads, and an annular groove (9) is formed in the outer wall of the middle part of the rope threading pin.

3. The quick assembling and disassembling structure of the rope skipping handle according to claim 1 or 2, characterized in that the inner end of the connecting shaft (1) is connected with the cap head (2) through threads, the outer diameter of the inner end of the connecting shaft is larger than the outer diameter of the shaft body of the connecting shaft, and the inner end of the connecting shaft is provided with a containing cavity (10) for the inner end of the rope threading pin (3) to enter and contain the spring (7).

4. The quick assembling and disassembling structure of the rope skipping handle according to claim 1 or 2, characterized in that the number of the clamping grooves (5) is 4 uniformly distributed, the inner end of the rope threading pin (3) is divided into 4 clamping jaws capable of clamping the end part of the rope skipping, and the rope threading pin inclined plane (6) is arranged on each clamping jaw.

5. The quick assembling and disassembling structure of the rope skipping handle according to claim 1 or 2, characterized in that a bearing seat (11) is connected outside the connecting shaft (1) in a penetrating way, a bearing (12) is arranged between the bearing seat and the connecting shaft, a tail end nut (13) is connected to the tail end of the connecting shaft through threads, and a bushing (14) is arranged between the tail end nut and the bearing.

6. The rapid dismounting structure of the rope skipping handle according to claim 5, characterized in that the shaft body of the connecting shaft (1) is provided with a step (15), and the bearing is pressed between the step and the bushing (14) through the tail end nut (13).

7. The rapid dismounting structure of rope skipping handle according to claim 5, characterized in that the bearing seat (11) is T-shaped, and the outer wall is provided with external threads which can be connected with the rope skipping handle.