Skipping rope handle and skipping rope

Abstract

The skipping rope handle is used for a handheld portion of the skipping rope and comprises a handle body, the handle body is a cylindrical hollow pipe, the concentric circle of the section of the tail end of the hollow pipe body is further sleeved outside the concentric circle of the section of the front end of the pipe body, and the surface of the pipe body inclines from the tail end of the pipe body to the front end of the pipe body in a streamline transition mode. A circle of protrusion is arranged at the position, close to the front end of the pipe body and perpendicular to the inner surface of the pipe wall, of the front end of the pipe body, the side, close to the tail end of the pipe body, of the protrusion abuts against a wire harness fastening device, the side, close to the front end of the pipe body, of the protrusion abuts against a rotating shaft device, and due to the arrangement of the wire harness fastening device, the skipping rope is convenient to assemble or free in length adjustment and not prone to loosening; by installing the ball bearing, the friction resistance in the using process of the skipping rope is reduced, and the smooth experience feeling of a user is enhanced.

Description

Technical Field

[0001] This utility model relates to the field of fitness equipment, and in particular to a jump rope handle and a jump rope. Background Technology

[0002] Rope skipping is a common and simple form of exercise that is widely recommended for physical training or testing in primary and secondary schools.

[0003] Conventional jump ropes in the prior art typically consist of a rope body and a handle. To make the rope swing more flexible, the jump rope handles disclosed in existing patent publications CN210495030U or CN218076143U are usually equipped with bearings, and are often double-bearing jump ropes. However, these jump ropes still have some problems in use. Due to the addition of double bearings, both the smoothness of the rotation of the rope body and the bearings and the convenience of rope assembly are limited. How to improve the jump rope handles in the prior art and propose a new jump rope handle to solve the above problems is the technical problem to be solved in this application. Utility Model Content

[0004] The present invention provides a jump rope handle and jump rope, which can solve at least one of the above-mentioned technical problems, improve the matching accuracy between various parts of the bearing jump rope, reduce the assembly difficulty, and greatly improve the production cost of jump rope.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A jump rope handle, used for holding a jump rope, includes a handle body, the handle body being a cylindrical hollow tube. The concentric circle of the tail end of the hollow tube is fitted over the concentric circle of the front end. The surface of the tube transitions in a streamlined, sloping manner from the tail end to the front end. A raised ring is provided perpendicular to the inner surface of the tube wall near the front end. A wire harness fastening device is abutted against the side of the raised ring near the tail end of the tube, for assembling and connecting the rope through the front end of the tube, the raised ring, and the handle. The wire harness fastening device includes a fastening sleeve and a fastening core. The fastening sleeve is cylindrical with an open end and a through hole in the center at the other end for the rope to pass through. The end of the fastening sleeve with the through hole abuts against a protrusion on the inner surface of the tube or a spacer on a rotating shaft. The fastening core can be accommodated inside the fastening sleeve. The fastening core is cylindrical with at least two strip-shaped notches on its cylindrical surface, split in a garlic clove-like pattern. An edge is provided on the cylindrical surface perpendicular to the cylindrical surface in the direction of the notches, and the edge abuts against the fastening sleeve.

[0007] Preferably, a rotating shaft device is abutted against the front end of the tube body on the protrusion side. The rotating shaft device includes a rotating shaft, two sets of ball bearings, a bushing, and a fixing sleeve. The rotating shaft is hollow in the axial rotation direction for the rope to pass through. The rotating shaft has a cylindrical boss on the front end of the tube body, and the circumference of the cylindrical boss is directly consistent with the inner diameter of the ball bearing. The rotating shaft is provided with two sets of ball bearings, and a bushing is provided between the two sets of ball bearings. The protrusion on the inner surface of the tube body abuts against the outer ring of the ball bearing away from the front end of the tube body. A fixing sleeve is fixedly provided on the side of the rotating shaft away from the front end of the tube body, and the outer diameter of the fixing sleeve is consistent with the inner diameter of the ball bearing, abutting against the wire harness fastening device. An end cap is provided on the side of the rotating shaft near the boss. The end cap has a through hole in the center for the rope to pass through. A raised ring extends from the edge of the through hole into the end cap, and the raised ring abuts against the outer ring of the ball bearing near the front end of the tube body.

[0008] Preferably, a handle sleeve is provided on the outer surface of the handle body, and the handle sleeve can be made of foam cotton. The hollow tube body has a tail cap at the tail end.

[0009] A jump rope includes a pair of the aforementioned jump rope handles and a flexible rope body connected between the two handles.

[0010] In summary, this utility model has the following beneficial effects:

[0011] 1. This utility model, by setting a wire harness fastening device, facilitates the assembly of the jump rope or the arbitrary adjustment of its length, and is not easy to loosen;

[0012] 2. This utility model reduces frictional resistance during jump rope use by installing ball bearings, thereby enhancing the user's smooth experience;

[0013] 3. The components of this utility model are easy to assemble, which improves the matching accuracy between the components of the bearing jump rope, reduces the assembly difficulty, greatly improves the production cost of jump rope, and enhances its market competitiveness among products of the same level. Attached Figure Description

[0014] Figure 1 This is a cross-sectional schematic diagram of the jump rope handle body of this utility model;

[0015] Figure 2 This is a schematic diagram of the wire harness fastening device of this utility model;

[0016] Figure 3 This is a schematic diagram of the rotating shaft device of this utility model;

[0017] Figure 4 This is a schematic diagram of the end cap of this utility model;

[0018] Figure 5 This is a schematic diagram of the jump rope handle structure of this utility model;

[0019] Figure 6 This is a schematic diagram of the installation of the jump rope handle of this utility model;

[0020] Figure 7 This is a diagram of a jump rope.

[0021] Wherein: 1-Handle body;

[0022] 2-Wire harness fastening device, 21-Fastening sleeve, 22-Fastening core;

[0023] 3-rope body;

[0024] 4-Spindle assembly, 41-Spindle, 42-Ball bearing A, 43-Shaft sleeve, 44-Ball bearing B, 45-Fixed sleeve;

[0025] 5-End cap, 51-Protruding ring;

[0026] 6-Handle cover; 7-Tail cap. Detailed Implementation

[0027] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some embodiments of this utility model, but not all embodiments. Example

[0028] like Figure 1 and Figure 2 The diagram shows a jump rope handle for use as a jump rope handheld part, comprising a handle body 1, wherein the handle body 1 is a cylindrical hollow tube, and a ring of protrusions is provided perpendicular to the inner surface of the tube wall near the front end of the tube body. A wire harness fastening device 2 is provided against the side of the protrusion near the tail end of the tube body, for the rope body 3 to pass through the front end of the tube body, the hollow tube, the protrusion and the handle for assembly and connection.

[0029] The wire harness fastening device 2 includes a fastening sleeve 21 and a fastening core 22. The fastening sleeve 21 is cylindrical, with one end being an open opening and the other end having a through hole in the center for the rope 3 to pass through. The end of the fastening sleeve 21 with the through hole abuts against a protrusion on the inner surface of the tube. The fastening core 22 can be accommodated inside the fastening sleeve 21. The fastening core 22 is cylindrical, and the cylindrical surface of the fastening core 22 has four strip-shaped notches, split in a garlic clove-like manner. A flange is provided on the cylindrical surface perpendicular to the cylindrical surface in the direction of the notches, and the flange abuts against the fastening sleeve 21.

[0030] The outer surface of the handle body 1 is fitted with a handle sleeve 6, and the tail end of the hollow tube body is provided with a tail cap 7.

[0031] like Figure 6The jump rope shown includes a pair of jump rope handles as described above, and a flexible rope 3 connected between the two handles. One end of the rope 3 is passed through a through hole on the end cap, passes over the protrusion of the handle tube wall, passes through the fastening sleeve 21, and then passes through the fastening core 22. The rope is pulled back, and the fastening core 22 is pulled into the fastening sleeve 21. The fastening sleeve 21 abuts against the protrusion of the tube wall.

[0032] The other end of rope 3 is connected in the same way as described above. Example

[0033] like Figure 1-5 The diagram shows a jump rope handle for use as a jump rope handheld part, comprising a handle body 1, wherein the handle body 1 is a cylindrical hollow tube, and a ring of protrusions is provided perpendicular to the inner surface of the tube wall near the front end of the tube body. A wire harness fastening device 2 is provided against the side of the protrusion near the tail end of the tube body, for the rope body 3 to pass through the front end of the tube body, the hollow tube, the protrusion and the handle for assembly and connection.

[0034] A rotating shaft device 4 is abutted against the front end of the protrusion near the tube body. The rotating shaft device 4 includes a rotating shaft 41, ball bearing A42, ball bearing B44, bushing 43, and fixing sleeve 45. The rotating shaft 41 is hollow in the axial direction of rotation to allow the rope to pass through. The rotating shaft 41 has a cylindrical boss near the front end of the tube body. The circumference of the cylindrical boss is directly consistent with the inner diameter of the ball bearing A42. The rotating shaft 41 is sequentially fitted with ball bearing A42, bushing 43, and ball bearing B44. 44. The inner surface of the tube has a protrusion that abuts against the outer ring of the ball bearing B44. A fixing sleeve 45 is fixedly installed on the side of the rotating shaft near the protrusion, away from the ball bearing B44. The outer diameter of the fixing sleeve 45 is the same as the inner ring diameter of the ball bearing B44. It abuts against the wire harness fastening device 2. An end cap 5 is installed on the side of the rotating shaft 41 near the protrusion. A through hole is opened in the center of the end cap 5 for the rope to pass through. A raised ring 51 extends from the edge of the through hole into the end cap 5. The raised ring 51 abuts against the outer ring of the ball bearing B44.

[0035] The wire harness fastening device 2 includes a fastening sleeve 21 and a fastening core 22. The fastening sleeve 21 is cylindrical with an open end and a through hole in the center at the other end for the rope to pass through. The end of the fastening sleeve with the through hole abuts against the spacer 45 on the rotating shaft 41. The fastening core 22 can be accommodated in the fastening sleeve 21. The fastening core 22 is cylindrical with four strip-shaped notches on its cylindrical surface, split in a garlic clove shape. An edge is provided on the cylindrical surface perpendicular to the cylindrical surface near the notches, and the edge abuts against the fastening sleeve 21.

[0036] The outer surface of the handle body is fitted with a handle sleeve 6, and the tail end of the hollow tube body is provided with a tail cap 7.

[0037] like Figure 6The jump rope shown includes a pair of jump rope handles as described above, and a flexible rope body connected between the two handles. One end of the rope body 3 is fed through a through hole on the end cap, passes through the through hole of the rotating shaft, passes over the protrusion of the handle tube wall, is led to the fastening sleeve 21, and then passes through the fastening core 22. The rope body is pulled back, and the fastening core 22 is pulled into the fastening sleeve 21. The fastening sleeve 21 abuts against the spacer 45. The spacer 45 abuts against the ball bearing B44. The ball bearing B44 abuts against the bushing 43. The bushing 43 abuts against the ball bearing A42. The ball bearing A42 abuts against the boss of the rotating shaft 41.

[0038] The other end of rope 3 is connected in the same way as described above.

[0039] The above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model.

Claims

1. A jump rope handle for a jump rope hand grip comprising a handle body, characterized in that, The handle body is a cylindrical hollow tube, the hollow tube tail end section concentric circle is also covered outside the tube body front end section concentric circle, the tube body surface is from the tube body tail end streamline transition to the tube body front end, a circle of protrusions is arranged on the tube body front end perpendicular to the tube wall inner surface, the protrusions are arranged on one side of the tube body tail end abutting the wire harness fastening device, and the wire body is arranged to pass through the hollow tube, the protrusions and the handle.

2. A jump rope handle according to claim 1, wherein: The protrusions are arranged on one side of the tube body front end abutting the shaft device, and the shaft device comprises a shaft, two groups of ball bearings, a shaft sleeve and a fixing sleeve. The shaft is hollow in the axial rotation direction for the wire body to pass through. The shaft is a cylindrical boss on one side of the tube body front end. The cylindrical boss circumference is directly consistent with the diameter of the inner ring of the ball bearing. The shaft is provided with two groups of ball bearings, and the shaft sleeve is arranged between the two groups of ball bearings. The protrusions on the inner surface of the tube body abut the outer ring of the ball bearing away from the tube body front end. The ball bearing on one side of the shaft away from the tube body front end is fixedly provided with a fixing sleeve. The outer diameter of the fixing sleeve is consistent with the diameter of the inner ring of the ball bearing, and the fixing sleeve abuts the wire harness fastening device. The shaft is provided with an end cover on one side of the boss. The end cover is provided with a through hole in the center for the wire body to pass through. The end cover is provided with a protruding ring inside the through hole edge extending into the cover body. The protruding ring abuts the outer ring of the ball bearing on the tube body front end.

3. A skipping rope handle according to claim 1 or 2, wherein: The wire harness fastening device comprises a fastening sleeve and a fastening core. The fastening sleeve is cylindrical, one end is an open end, and the other end is provided with a through hole in the center for the wire body to pass through. The through hole end of the fastening sleeve abuts the protrusions on the inner surface of the tube body or the spacer sleeve on the shaft. The fastening core can be accommodated in the fastening sleeve. The fastening core is cylindrical. The fastening core barrel surface is provided with at least two strip-shaped notches, which are split in a garlic clove shape. The barrel surface in the direction of the notches is provided with a lip perpendicular to the barrel surface direction. The lip abuts the fastening sleeve.

4. A rope skipping handle according to claim 3, wherein: The handle body is provided with a handle cover on the outer surface. The tail end of the hollow tube is provided with a tail cover.

5. A jump rope, characterized in that The skipping rope handle comprises a pair of skipping rope handles as claimed in claims 1-4, and a flexible rope body connected between the two handles.

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