CN215938961U

CN215938961U - Thread threading tool for badminton racket

Info

Publication number: CN215938961U
Application number: CN202121759037.4U
Authority: CN
Inventors: 郭海丰; 宋延丽
Original assignee: Shenyang Jianzhu University
Current assignee: Shenyang Jianzhu University
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-03-04
Anticipated expiration: 2031-07-30

Abstract

A threading tool for badminton racket belongs to the technical field of threading tools. The novel groove cutting machine comprises a main body, wherein a groove cutting groove is formed in the main body and is an arc-shaped groove, the cross section of the groove cutting groove in the length direction is of a trapezoidal structure, the two sides of the groove cutting groove are arc-shaped, and a groove-shaped structure with a wide upper part and a narrow lower part is formed. When the badminton line is cut, the wedge-shaped angle of the front end of the threaded badminton line is easy to cut, and the formed wedge-shaped front end enables the threading and line pulling processes to be easier. The line cutting groove with the trapezoid structure is easier to process, and the processing cost is reduced. The two ends of the tool are provided with the rotating heads, so that the threading pipe can be rotated to prolong the service life of the threading pipe and the threading pipe can be rotated without damaging the racket and the threading pipe, and the threading pipe is simple and easy to rotate.

Description

Thread threading tool for badminton racket

Technical Field

The utility model belongs to the technical field of threading tools, and particularly relates to a threading tool for a badminton racket.

Background

When the badminton racket is threaded, the end of the string is cut into a wedge shape by a threading person, so that the threading is convenient, but no corresponding auxiliary tool is provided, and the string is easily sharpened when the string is cut, the current traditional method is to cut the front end of the badminton string by using scissors or diagonal pliers, but the wedge degree is far from enough, the threading of the string which is threaded behind the double-string hole is difficult, the string which is threaded in the double-string hole is usually expanded by using a awl, but the string which is already pulled in pounds in the string hole can be injured by improper operation, a deep mark can be drawn by the string when the string hole is used for a long time, the string pipe can lose the functions of protecting the string and the racket when serious, the string pipe needs to be rotated for 90 degrees in the string hole of the racket, so that the effect of a new string pipe is the same as that the tool for rotating the string pipe for 90 degrees is a small screw driver, and the top end of the screwdriver is a rectangular surface which is easy to injure the string pipe and the racket, and the shape of the threading pipe is not fit with the shape of the thread pipe with the groove, so that the threading pipe is easy to damage.

Disclosure of Invention

Aiming at the technical problems, the utility model provides a threading tool for a badminton racket, which is characterized in that when threads are cut, the threads are placed in a thread cutting groove of the tool and cut along the plane of the tool, so that racket threads with wedge-shaped ends can be obtained, and threading is facilitated. The rotating heads at the two ends of the tool rotate the threading pipe by 90 degrees, so that the rotation is easy, and the racket and the threading pipe are not damaged.

The purpose of the utility model is realized by the following technical scheme:

the utility model relates to a threading tool for badminton rackets, which comprises a main body, wherein a line cutting groove is formed in the main body, the line cutting groove is an arc-shaped groove, the middle section of the line cutting groove in the length direction is of a trapezoidal structure, and the two sides of the line cutting groove are arc-shaped, so that a groove-shaped structure with a wide upper part and a narrow lower part is formed.

Further, the deepest depth l of the tangent groove is 0.7 mm.

Further, the maximum width r of the tangent groove is 1.3 mm.

Further, the length M of the bottom surface of the trapezoid structure of the tangent groove is 10-15 mm, and the length n of the bevel edges at two sides is 15-20 mm.

Further, the main part both ends all are provided with the rotating head, the width of rotating head and the width cooperation of racket threading pipe recess, the length p of rotating head is 5 ~ 10 mm.

Further, two the outer end of rotating head still be provided with cylinder and cuboid respectively, the cooperation of cuboid width and the thick pipe internal diameter of badminton threading pipe, cylinder and the cooperation of badminton threading pipe tubule internal diameter.

Further, the length o of the cylinder and the length o of the cuboid are both 5 mm.

Furthermore, the rotating head is a rectangular plate, two sides of one end of the rotating head, which is connected with the cylinder or the cuboid, are inclined planes with semi-arc surfaces, the included angle between the edges of the inclined planes at the two sides is 120-150 degrees, and the diameter of the semi-arc surface is the same as the thickness of the rotating head.

Further, the width e of the body is 10 mm.

Further, the length q of the body is 90 mm.

The utility model has the beneficial effects that:

1. the racket string is characterized in that the main body is provided with an arc-shaped cutting groove, the cross section of the arc-shaped cutting groove in the length direction is of a trapezoid structure, the two sides of the arc-shaped cutting groove are arc-shaped, a groove-shaped structure with a wide upper part and a narrow lower part is formed, and when the racket string is cut, the racket string with a wedge-shaped end part can be obtained by placing the racket string in the tool cutting groove and cutting along the plane of the tool, so that the racket string is convenient to thread.

2. The size parameters of the line cutting groove on the main body are limited, so that the wedge-shaped angle of the front end of the threaded badminton line is easy to cut when the badminton line is cut, and the threading and line pulling processes are easier due to the formed wedge-shaped front end. The line cutting groove with the trapezoid structure is easier to process, and the processing cost is reduced.

3. The end faces of the connecting ends arranged at the two ends of the main body are inclined plane semi-circular arc faces respectively, and the angle between the inclined planes at the two sides is 120 degrees and 150 degrees. The limitation of the angle is matched with the angle of the groove formed by tightening the thread pipe, so that the thread pipe can easily rotate 90 degrees in the thread hole.

4. The connecting ends of the two ends of the main body are provided with a cylinder and a cuboid, the positioning effect is realized when the threading pipe rotates, the cylinder with the large diameter is matched with the inner diameter of the thick pipe of the badminton threading pipe, the width of the cuboid is matched with the inner diameter of the thick pipe of the badminton threading pipe, and the positioning effect is realized when the cylinder is matched with the inner diameter of the thin pipe of the badminton threading pipe during rotation.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of fig. 1.

In the figure: 1. the main part, 2, tangent line groove, 3 rotating head, 4 cylinders, 5 cuboid.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example (b): the utility model relates to a badminton racket threading tool which comprises a main body 1, wherein a line cutting groove 2 is formed in the main body 1, the line cutting groove 2 is an arc-shaped groove, the middle section of the line cutting groove in the length direction is of a trapezoidal structure, and the two sides of the line cutting groove are arc-shaped, so that a groove-shaped structure with a wide upper part and a narrow lower part is formed.

Further, the deepest depth l of the tangent groove 2 in this example is 0.7 mm. The maximum width r of the wire cutting groove 2 is 1.3mm, and the wire cutting groove is processed by an angle grinding sheet with the thickness of 1.2 mm. The length M of the bottom surface of the trapezoid structure of the tangent groove is 10-15 mm, the length M of the tangent groove is 10mm, and the length n of the bevel edges at two sides is 15-20 mm. When the badminton line is cut, the wedge-shaped angle of the front end of the threaded badminton line is easy to cut, and the formed wedge-shaped front end enables the threading and line pulling processes to be easier. The line cutting groove with the trapezoid structure is easier to process, and the processing cost is reduced.

Furthermore, the two ends of the main body 1 are respectively provided with a rotating head 3, the rotating heads are used for rotating the threading pipe by 90 degrees, the width c of the rotating heads 3 is matched with the width of the groove of the threading pipe of the badminton racket, the embodiment c is 4mm, the groove width of the groove of the threading pipe is slightly larger than 4mm, and the racket can be prevented from being scratched when the threading pipe is rotated by a tool; the length p of the rotating head 3 is 5 to 10mm, and in this example p is 10 mm. The thickness j of the rotating head 3 is 0.5mm, is slightly smaller than the outer diameter of the minimum-specification racket string, and is matched with the size of the concave surface formed by the grommet string.

Furthermore, the outer ends of the two rotating heads 3 are respectively provided with a cylinder 4 and a cuboid 5 which play a role in positioning when the threading pipe is rotated, the width b of the cuboid 5 is 1.5mm, the width b is matched with the inner diameter of the thick pipe of the threading pipe of the badminton and is slightly smaller than the inner diameter of the thick pipe of the threading pipe of the badminton, and the thickness k of the cuboid 5 is 0.5 mm; the diameter a of the cylinder 4 is 0.5mm, is basically matched with the inner diameter of the badminton threading pipe tubule and is slightly smaller than the inner diameter of the badminton threading pipe tubule. The length o of the cylinder 4 and the cuboid 5 is 5mm in the present example.

Further, the rotating head 3 is a rectangular plate, two sides of one end of the connecting cylinder 4 or the cuboid 5 are inclined planes S with semi-arc surfaces, an included angle g or f between the edges of the inclined planes at the two sides is 120-150 °, and the diameter of the semi-arc surface is the same as the thickness j of the rotating head 3 and is 0.5 mm. The included angle between the edges of the inclined planes at the two sides is limited and matched with the angle of the groove formed by the line pipe, so that the line pipe can easily rotate 90 degrees in the line hole.

The width c of the rotating head 3 is 4mm, the thickness j of the rotating head 3 is 0.5mm, the included angle of the inclined plane of the semi-arc surface is 120-150 degrees, and the diameter of the semi-arc surface is 0.5mm, so that the service life of the tightened and failed conduit protection pipe can be prolonged. Particularly, the racket is rotated by 90 degrees, and the protective tube and the paint surface of the racket are not damaged during rotation.

The width e of the body is 10 mm. The length q of the body is 90 mm.

It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the utility model.

Claims

1. The utility model provides a badminton racket threading instrument which characterized in that: the novel groove cutting machine comprises a main body, wherein a groove cutting groove is formed in the main body and is an arc-shaped groove, the cross section of the groove cutting groove in the length direction is of a trapezoidal structure, the two sides of the groove cutting groove are arc-shaped, and a groove-shaped structure with a wide upper part and a narrow lower part is formed.

2. The badminton racket stringing tool as set forth in claim 1, wherein: the deepest depth l of the tangent groove is 0.7 mm.

3. The badminton racket stringing tool as set forth in claim 1, wherein: the maximum width r of the tangent groove is 1.3 mm.

4. The badminton racket stringing tool as set forth in claim 1, wherein: the length M of the bottom surface of the trapezoid structure of the tangent groove is 10-15 mm, and the length n of the bevel edges on the two sides is 15-20 mm.

5. The badminton racket stringing tool as set forth in claim 1, wherein: the main part both ends all are provided with the rotating head, the width of rotating head and the width cooperation of racket threading pipe recess, the length p of rotating head is 5 ~ 10 mm.

6. The badminton racket stringing tool as set forth in claim 5, wherein: two the outer end of rotating head still be provided with cylinder and cuboid respectively, the cooperation of cuboid width and the thick pipe internal diameter of badminton threading pipe, cylinder and the cooperation of badminton threading pipe tubule internal diameter.

7. The badminton racket stringing tool as set forth in claim 6, wherein: the length o of the cylinder and the cuboid is 5 mm.

8. The badminton racket stringing tool as set forth in claim 5, wherein: the rotating head is a rectangular plate, two sides of one end of the rotating head, which is connected with a cylinder or a cuboid, are inclined planes with semi-arc surfaces, the included angle between the edges of the inclined planes at the two sides is 120-150 degrees, and the diameter of the semi-arc surface is the same as the thickness of the rotating head.

9. The badminton racket stringing tool as set forth in claim 1, wherein: the width e of the body is 10 mm.

10. The badminton racket stringing tool as set forth in claim 1, wherein: the length q of the body is 90 mm.