Handle capable of adjusting length of rope

Abstract

The utility model discloses a handle capable of adjusting the length of a rope, which comprises a handle shell and a locking assembly used for locking or unlocking the rope, the locking assembly comprises a rope sleeve piece and an operating piece, a rope penetrating hole for the rope to enter is arranged in the rope sleeve piece, and the operating piece is arranged in the handle shell. The operating part comprises a shifting button part hinged to the rope sleeve part and a cam part capable of locking or unlocking the rope in the rope penetrating hole along with rotation of the shifting button part, the length of the rope can be adjusted conveniently, the rope can be prevented from loosening, and the locking effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of sports and fitness equipment, in particular to a handle capable of adjusting the length of a rope. Background Art

[0002] Rope skipping, as a traditional sport, has been around since the Tang Dynasty in my country. Rope skipping is a traditional sport with strong vitality, with various and flexible ways of playing. It can be used as a single-person fitness project or a multi-person entertainment project. Since everyone has different needs for rope skipping, especially the different rope lengths, it will have a great impact on the feel of the same person's rope skipping, so rope skipping handles with adjustable rope length have been developed on the market.

[0003] Chinese Patent No. CN202023070868.9 discloses a transverse rope locking structure for skipping rope, including a rope threading seat, one end of the rope threading seat is connected to a handle joint, the rope threading seat is laterally provided with a rope threading groove for passing the skipping rope at the end away from the handle joint, and a pressure block for squeezing the skipping rope is sleeved in the rope threading seat near the handle joint, the rope threading groove is rotatably connected with a locking block and slidably connected with a driving block through a pin shaft, a rope threading seat pin hole is provided on the rope threading seat, and a locking block pin hole is provided on the locking block, the inner end of the driving block is provided with a driving rod for driving the pressing block to move toward one end of the handle joint, and a sliding groove with a length is provided on the driving rod along its length direction, the pin shaft passes through the rope threading seat pin hole, the locking block pin hole and the sliding groove, the end of the pressing block away from the skipping rope is sleeved with a locking spring, and the inner end of the driving rod of the driving block is provided with an avoidance groove for avoiding the locking block and the skipping rope.

[0004] The problem existing in the above patent is that the rope is clamped by a pressure block and a locking block, and the pressure block can move to adjust the gap between it and the locking block, thereby realizing the traction adjustment of the rope. In the initial state, the pressure block presses the rope against the locking block under the action of the spring. This structure is used to clamp the rope. When the external force is too large, the pressure block will overcome the elastic force of the spring, causing the gap between the pressure block and the locking block to become larger, and the locking effect is general. Based on this problem, the locking mechanism structure of the handle is improved. Summary of the invention

[0005] The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art and to provide a handle with adjustable rope length.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a handle with adjustable rope length, comprising a handle shell and a locking assembly for locking or unlocking the rope, the locking assembly comprising a rope kit and an operating member, the rope kit is provided with a rope threading hole for the rope to enter, the operating member comprises a dial button portion hinged to the rope kit and a cam portion which can press and lock or unlock the rope in the rope threading hole as the dial button portion rotates.

[0007] As a preferred technical solution of the utility model, a movable opening connected to the rope threading hole is opened on the tube wall of the rope set, the two side walls of the cam part are hinged to the inner walls on both sides of the movable opening, and the button part can be selectively received in the movable opening or exposed from the movable opening.

[0008] As a preferred technical solution of the utility model, the locking assembly is located at the front end of the handle housing, and the handle housing is provided with an opening for receiving the operating member.

[0009] As a preferred technical solution of the present utility model, the handle housing includes a front cover and a housing, and the opening is opened on the front cover.

[0010] As a preferred technical solution of the utility model, a side of the cam portion in contact with the rope is provided with a tooth surface for preventing the rope from loosening.

[0011] As a preferred technical solution of the utility model, when the cam portion locks the rope, at least part of the teeth on its tooth surface press the rope tightly.

[0012] As a preferred technical solution of the utility model, a side of the cam portion in contact with the rope is provided with a concave arc surface and the arc surface is arranged close to the tooth surface, and the arc surface is adapted to the shape of the outer wall of the rope.

[0013] As a preferred technical solution of the present utility model, an angle is formed at the connection between the arc-shaped curved surface and the tooth surface, and the angle is an obtuse angle.

[0014] As a preferred technical solution of the utility model, a positioning ring is provided on the outer shell of the rope set, and the rope set is directly or indirectly axially limited in the handle housing through the positioning ring.

[0015] As a preferred technical solution of the utility model, a rope threading tube is arranged in the handle shell, and the rope threading tube includes an upper pipe sleeve and a lower pipe sleeve assembled from top to bottom, and a positioning groove adapted to the shape of the positioning ring is arranged on the upper pipe sleeve or the lower pipe.

[0016] To sum up, the beneficial effects of the utility model are: by rotating the operating part, the cam part is pressed or released the restriction on the rope, and an adjustment gap for fixing the rope is formed between the cam part and the rope threading hole. When in use, the dial button part is turned to drive the cam part to rotate. When the cam part rotates to different positions, the adjustment gap formed between its surface and the rope threading hole is also different in size. When the adjustment gap is larger than the rope diameter, the rope can be freely pulled to adjust the length. Otherwise, the rope cannot be pulled and adjusted under pressure. When the teeth on the tooth surface press the rope surface, the rope can be prevented from loosening under the action of external force, and the locking effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the utility model without the handle shell;

[0019] Figure 3 It is a structural schematic diagram of the locking assembly in the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the operation parts and ropes in the utility model;

[0021] Figure 5 It is a structural schematic diagram of the operating part in the utility model.

[0022] Figure numerals: 1. handle housing; 2. rope; 3. locking assembly; 4. rope kit; 5. operating part; 6. rope threading hole; 7. dial button part; 8. cam part; 9. tooth surface; 10. arc-shaped surface; 11. movable opening; 12. opening; 13. positioning ring; 14. rope threading tube; 15. upper pipe sleeve; 16. lower pipe sleeve; 17. positioning groove; 18. front cover; 19. shell body. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0024] The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings.

[0025] like Figures 1 to 5 A handle with adjustable rope length is shown, comprising a handle shell 1 and a locking assembly 3 for locking or unlocking the rope 2, the locking assembly 3 comprising a rope set 4 and an operating member 5, the rope set 4 is provided with a rope threading hole 6 for the rope 2 to enter and the rope 2 can move along the axial direction of the rope threading hole 6, the operating member 5 comprises a dial button portion 7 hinged to the rope set 4 and a cam portion 8 which can lock or unlock the rope 2 in the rope threading hole 6 as the dial button portion 7 rotates, and the side of the cam portion 8 in contact with the rope 2 is provided with a tooth surface 9 for preventing the rope 2 from loosening.

[0026] By rotating the operating member 5, the cam portion 8 is pressed or released from the restriction on the rope 2, and an adjustment gap for fixing the rope 2 is formed between the cam portion 8 and the rope threading hole 6. When in use, the dial button portion 7 is turned to drive the cam portion 8 to rotate. When the cam portion 8 is rotated to different positions, the adjustment gap formed between its surface and the rope threading hole 6 is also different in size. When the adjustment gap is larger than the diameter of the rope 2, the rope 2 can be freely pulled to adjust its length. Otherwise, the rope 2 is under pressure and cannot be pulled and adjusted. When the teeth of the tooth surface 9 press the surface of the rope 2, the rope 2 can be prevented from loosening under the action of external force, and the locking effect is good.

[0027] When the cam portion 8 locks the rope 2, at least part of the teeth on the tooth surface 9 press the rope 2 tightly. This is a preferred method and can prevent the rope 2 from loosening.

[0028] The side of the cam portion 8 that contacts the rope 2 is provided with a concave arc surface 10, and the arc surface 10 is arranged close to the tooth surface 9. The connection between the arc surface 10 and the tooth surface 9 forms an angle, and the angle is an obtuse angle. The arc surface 10 is adapted to the shape of the outer wall of the rope 2. When in the locked state, at least part of the teeth of the tooth surface 9 presses the rope 2 and the arc surface 10 is close to the rope 2. At this time, the dial button portion 7 is parallel or nearly parallel to the rope kit 4. The dial button portion 7 is turned counterclockwise until the adjustment gap between the cam portion 8 and the rope threading hole 6 is larger than the diameter of the rope 2, so that the rope 2 can be released.

[0029] A movable opening 11 connected to the rope threading hole 6 is opened on the tube wall of the rope set 4, and the two side walls of the cam part 8 are hinged to the inner walls on both sides of the movable opening 11, and are hinged to the rope set 4 through a pin shaft passing through the cam part 8, and the button part 7 is exposed or housed in the movable opening 11.

[0030] The locking assembly 3 is located at the front end of the handle housing 1. An opening 12 is provided on the handle housing 1 for exposing or receiving the operating member 5. When in the unlocked state, the button portion 7 of the operating member is exposed. When in the locked state, the button portion 7 is completely received in the opening 12. The handle housing 1 includes a front cover 18 and a shell body 19. The opening 12 is provided on the front cover 18. The front cover 18 and the shell body 19 are assembled with each other and are respectively mounted on the rope set 4.

[0031] A positioning ring 13 is disposed on the outer shell of the rope set 4 . The positioning ring 13 is fixed to the rope set 4 . The rope set 4 is axially limited in the handle housing 1 by the positioning ring 13 .

[0032] A rope threading tube 14 is arranged in the handle housing 1, and the rope threading tube 14 includes an upper pipe sleeve 15 and a lower pipe sleeve 16 assembled from top to bottom. A positioning groove 17 adapted to the shape of the positioning ring 13 is arranged on the upper pipe sleeve 15 or the lower pipe to prevent the rope set 4 from slipping. The rope threading tube 14 is arranged in the handle housing 1 and is fixed in an axial position relative to the handle housing 1. Preferably, the upper pipe sleeve 15 and the lower pipe sleeve 16 are both provided with positioning grooves 17, and the two positioning grooves 17 are combined to form a circular groove.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected, and the scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A handle capable of adjusting the length of a rope, comprising a handle housing (1) and a locking assembly (3) for locking or unlocking the rope, characterized in that: The locking assembly (3) comprises a rope set (4) and an operating member (5), wherein the rope set (4) is provided with a rope threading hole (6) for a rope to enter, and the operating member (5) comprises a dial button portion (7) hinged to the rope set (4) and a cam portion (8) which can press and lock or unlock the rope in the rope threading hole (6) when the dial button portion (7) rotates; The tube wall of the rope set (4) is provided with an active opening (11) communicating with the rope threading hole (6); the two side walls of the cam portion (8) are hinged to the inner walls of the two sides of the active opening (11); the dial button portion (7) can be selectively received in the active opening (11) or exposed from the active opening (11); The locking assembly (3) is located at the front end of the handle housing (1), and the handle housing (1) is provided with an opening (12) for receiving the operating member (5).

2. The handle with adjustable cord length according to claim 1, characterized in that: The handle housing (1) comprises a front cover (18) and a housing (19), and the opening (12) is formed on the front cover (18).

3. The handle with adjustable cord length according to claim 1, characterized in that: The side of the cam portion (8) in contact with the rope is provided with a tooth surface (9) for preventing the rope from loosening.

4. The handle with adjustable cord length according to claim 3, characterized in that: When the cam portion (8) locks the rope, at least part of the teeth on its tooth surface (9) presses the rope tightly.

5. The handle with adjustable cord length according to claim 3 or 4, characterized in that: A side of the cam portion (8) in contact with the rope is provided with an inwardly concave arc surface (10), and the arc surface (10) is arranged close to the tooth surface (9), and the arc surface (10) is adapted to the shape of the outer wall of the rope.

6. The handle with adjustable cord length according to claim 5, characterized in that: An angle is formed at the connection between the arc-shaped curved surface (10) and the tooth surface (9), and the angle is an obtuse angle.

7. The handle with adjustable cord length according to claim 1, characterized in that: The outer shell of the rope set (4) is provided with a positioning ring (13), and the rope set (4) is directly or indirectly axially limited in the handle housing (1) by the positioning ring (13).

8. The handle with adjustable cord length according to claim 7, characterized in that: A rope threading tube (14) is arranged inside the handle housing (1), and the rope threading tube (14) comprises an upper tube sleeve (15) and a lower tube sleeve (16) assembled from top to bottom, and a positioning groove (17) matching the shape of the positioning ring (13) is arranged on the upper tube sleeve (15) or the lower tube.

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