CN220193924U

CN220193924U - Tennis racket frame structure

Info

Publication number: CN220193924U
Application number: CN202321840619.4U
Authority: CN
Inventors: 盛海港
Original assignee: Zhejiang Jiaxin Sports Goods Co ltd
Current assignee: Zhejiang Jiaxin Sports Goods Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2023-12-19
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to a racket frame structure of a tennis racket, and belongs to the field of sports goods. The existing tennis racket supporting structure is unstable, the racket is easy to deform when being hit, the supporting strength of the high pound-number net wires is not high, and the shock feeling is strong when being hit. The racket comprises a racket head, a grab handle and a racket neck, wherein the racket head is elliptical, threading holes are arranged on one periphery of the racket head, the racket neck is provided with a left racket neck and a right racket neck, the upper parts of the racket neck are connected with the racket head, and the lower parts of the two racket necks are combined and connected with the grab handle; the method is characterized in that: still include the frame, the frame is inside to have inside supporting edge and recess, two inside supporting edge bilateral symmetry distributes, and the frame outside is connected to inside supporting edge upper end, and the frame inboard is connected to inside supporting edge lower extreme. The utility model has reasonable structure and design, long service life and high supporting strength, and can reduce the vibration generated by batting.

Description

Tennis racket frame structure

Technical Field

The utility model relates to a tennis racket, in particular to a racket frame structure of the tennis racket.

Background

Tennis is a high-strength sport, and in the moment of batting, a player can burst very strong force at the moment, and the force can be applied to the tennis through the tennis racket, so that on one hand, the wind resistance of the tennis racket can greatly influence the batting force of the player, and on the other hand, the strength of the tennis racket is not enough, the number of pounds of net strings bearable by the tennis racket is relatively low, the batting force of the player is increased, the physical strength is consumed more, the condition that the batting is broken at the moment when the strength is not enough, and the structural strength of the tennis racket is also very important.

The utility model discloses a tennis racket frame, which comprises a grab handle for holding, a head frame with a plurality of threading holes and a support arm for connecting the grab handle and the head frame, wherein each threading hole is positioned on the same plane, the plane forms a racket surface, the head frame is elliptical, the long axis of the ellipse and the grab handle are positioned on the same straight line, the inner side of the head frame is provided with air inducing surfaces respectively positioned at two sides of the threading holes, and the extension surfaces of the two air inducing surfaces are intersected on the racket surface; the tennis racket frame improves the number of pounds of net wires bearable by the tennis racket by changing the cross section shape of the head frame and arranging grooves; the form of the support structure and the location of the groove arrangement do not provide the effect of increasing the strength and shock absorption of the racquet frame.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the tennis racket frame structure which has reasonable structural design, strong frame structure, long service life and high supporting strength and reduces the vibration generated by batting.

The utility model solves the problems by adopting the following technical scheme: the racket frame structure of the tennis racket comprises a grab handle, a racket frame, a racket neck supporting piece and a racket neck, wherein an oval structure surrounded by the racket frame and the racket neck supporting piece is a racket head, two ends of the racket frame extend downwards to be connected with the grab handle, an extension part with two ends connected with the racket head and the grab handle is a racket neck, and the upper end and the lower end of the racket neck are respectively connected with the racket head and the grab handle; the method is characterized in that: the racket frame comprises a racket frame body, wherein the racket frame body is characterized in that a supporting structure is arranged in the racket frame body, the supporting structure is two inner supporting edges which are distributed in a bilateral symmetry mode, the upper ends of the inner supporting edges are connected with the outer side of the racket frame body, the lower ends of the inner supporting edges are connected with the inner side of the racket frame body, the racket frame body is provided with a groove which is matched and fixed with a racket neck supporting piece, the racket neck supporting piece is provided with a plurality of threading holes, two sides of the racket neck supporting piece are provided with arc-shaped protruding fixing bosses, the fixing bosses are matched with the groove on the racket frame body, threading holes are formed in the positions of the inner side of the racket frame body, the outer side of the racket frame body and the central axis of the groove, and the threading holes penetrate through the inner side of the racket frame body and the outer side of the racket frame body; the racket head, the grab handle and the racket neck are of an integrated structure, so that the integral strength and stability of the racket are enhanced.

Further, the surfaces of the fixing bosses on the two sides of the racket neck support piece are provided with positioning convex holes which are matched with the threading holes on the racket frame; the fixing boss is matched with the groove on the racket frame to fix and limit the transverse displacement of the racket neck support piece, the positioning convex hole is inserted into the threading hole in the racket frame to limit the longitudinal displacement of the racket neck support piece, and the stability of the racket neck support piece and the racket frame forming structure is enhanced.

Further, the grab handle is in an octagonal structure, one or more protruding inner structural ribs are arranged on the inner wall, one inner structural rib consists of a right structural rib and a left structural rib, the right structural rib and the left structural rib are in symmetrical structures, and structural grooves are formed between the right structural rib and the left structural rib; the internal structural ribs of the grab handle enhance the integral torsion resistance strength, ensure the force transmissibility when the racket is hit, and enhance the hitting hand feeling.

Further, the widest surface of the front surface of the grab handle is a wide side rod wall, the surface of the side surface is a narrow side rod wall, and the internal structural ribs are arranged on the inner surface of the wide side rod wall or the narrow side rod wall; the width of the two side lever walls is different, and the scattered torsion increases the service life.

Further, the thickness of the inner side of the racket frame is larger than that of the outer side of the racket frame, and the thickness of the inner side of the racket frame is twice that of the outer side of the racket frame; increasing the pounds of bearable net wires can provide greater strength of lateral support.

Further, the groove is formed by an arc with the radius of 25 mm; the edge transition at the inner side of the groove is formed by the arc, so that the straight edge corner is prevented from being scratched.

Further, the two inner supporting edges, the outer side of the racket frame and the inner side of the racket frame form a trapezoid supporting structure in the tennis racket frame; the internal trapezoid support increases the support strength of the inside of the racket frame, and compared with the square straight edge support trapezoid support, the internal trapezoid support has stronger pertinence.

Further, the bottom of the grab handle is provided with a base.

Further, the fillets on two sides of the inner edge of the racket frame are larger than the fillets on two ends of the outer side of the racket frame; the wind resistance is reduced during the swing, and the batting difficulty is reduced.

Furthermore, the inside of the grab handle is of a hollow structure.

Compared with the prior art, the utility model has the following advantages and effects: in contrast to the structure of the internal convex and external concave of the existing racket frame, the racket neck supporting piece is also designed with a boss matched and fixed on the racket frame, so that the racket face structure is more stable, the trapezoidal support of the racket frame enables the racket face to have a stronger supporting structure, the integral transverse support of the racket face is enhanced, the fatigue strength of the racket neck is enhanced, the bearing capacity of the racket net line poundage is enhanced, the influence of wind resistance on the racket is weakened, the racket neck supporting piece has longer service life, better vibration reduction effect, integral ball control difficulty is reduced, and integral batting feeling is improved.

Drawings

Fig. 1 is a schematic diagram of a front view structure of an embodiment of the present utility model.

FIG. 2 is a schematic cross-sectional view of the structure at A-A in FIG. 1.

Fig. 3 is a schematic view of the internal trapezoidal support of the racquet frame according to an embodiment of the utility model.

Fig. 4 is a schematic perspective view of a racket neck support according to an embodiment of the present utility model.

Fig. 5 is a schematic view showing a front view of a racket neck support according to an embodiment of the present utility model.

Fig. 6 is a schematic left-hand view of the racket neck support according to an embodiment of the present utility model.

Fig. 7 is a schematic view of the structure of the racket shaft and the racket shaft according to the embodiment of the present utility model.

Fig. 8 is an enlarged schematic view of the structure at B in fig. 7.

FIG. 9 is a schematic cross-sectional view of the structure at B-B in FIG. 1.

Fig. 10 is a schematic perspective view of a handle and a base according to an embodiment of the present utility model.

In the figure: 2-grab handles; 3-clapping a frame; 4-a racket neck support; 5-beating the neck; 21-narrow side bar walls; 22-wide side bar walls; 23-a base; 24-structural grooves; 26-right side structural ribs; 27-left side structural ribs; 28-internal structural ribs; 31-outside the racket frame; 32-inside the racket frame; 33-grooves; 34-an inner support edge; 41-fixing the boss; 42-threading holes; 43-positioning the convex holes.

Detailed Description

The present utility model will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present utility model and not limited to the following examples.

Examples.

Referring to fig. 1 to 10, the racket frame structure of the tennis racket in this embodiment includes a handle 2, a racket frame 3, a racket neck support 4 and a racket neck 5, wherein an oval structure surrounded by the racket frame 3 and the racket neck support 4 is a racket head, two ends of the racket frame 3 extend downwards to be connected with the handle 2, two ends of the racket frame 3 are connected with the racket neck 5, and two upper and lower ends of the racket neck 5 are respectively connected with the racket head and the handle 2; the racket frame 3 is internally provided with a supporting structure, the supporting structure is two inner supporting edges 34 which are distributed symmetrically left and right, the upper end of each inner supporting edge 34 is connected with a racket frame outer side 31, the lower end of each inner supporting edge 34 is connected with a racket frame inner side 32, the racket frame 3 is provided with a groove 33 which is matched and fixed with a racket neck support piece 4, the racket neck support piece 4 is provided with a plurality of threading holes 42, two sides of the racket neck support piece 4 are provided with arc-shaped protruding fixing bosses 41, the fixing bosses 41 are matched with the grooves 33 on the racket frame 3, threading holes 42 are formed along the central axis positions of the racket frame inner side 32, the racket frame outer side 31 and the grooves 33, and the threading holes 42 penetrate through the racket frame inner side 32 and the racket frame outer side 31; the overall strength of the racket frame is enhanced through the bilateral internal support, the bearable capacity of the net twine poundage is enhanced, the net twine poundage is not weakened, the racket face is integrally and transversely supported when the racket neck support piece 4 is used for reinforcing batting, the supportability and stability of racket necks 5 on two sides are guaranteed, and the racket necks 5 are not twisted and deformed.

In this embodiment, the thickness of the inner side 32 of the racket frame is greater than that of the outer side 31 of the racket frame, and the thickness of the inner side 32 of the racket frame is twice that of the outer side 31 of the racket frame; the thickness increase strengthens the bearing capacity of the high pound-number net wire on the one hand and strengthens the transverse supporting force when the ball is hit on the face on the other hand.

In the embodiment, positioning convex holes 43 are formed on the surfaces of the fixing bosses 41 on two sides of the racket neck support member 4, and the positioning convex holes 43 are matched with the threading holes 42 on the racket frame 3; the fixing boss 41 and the positioning boss 43 are matched with the racket frame 3 to fix the racket frame 3, so that the racket neck support piece 4 is more stable in the racket frame 3, a damping effect can be better achieved, and the hitting stability is improved.

In the embodiment, the edges of the groove 33 are formed by circular arcs with the radius of 25mm, and the fillets at the two sides of the edge of the inner side 32 of the racket frame are larger than the fillets at the two ends of the outer side 31 of the racket frame; the rounded corners at the outer side edges reduce the wind resistance of the swing bat during batting, reduce batting difficulty, increase vibration reduction effect and improve batting hand feeling.

In this embodiment, the handle 2 has an octagonal structure and is provided with one or more protruding internal structural ribs 28 on the inner wall, one internal structural rib 28 is composed of a right structural rib 26 and a left structural rib 27, the right structural rib 26 and the left structural rib 27 have symmetrical structures, and a structural groove 24 is provided between the right structural rib 26 and the left structural rib 27; the structural grooves 24 can effectively disperse the torsional force to achieve the vibration reduction effect.

In this embodiment, two inner support edges 34 form a trapezoidal support structure with the outside 31 and inside 32 of the racket frame inside the racket frame; the torsional resistance to the frame of the racket face is enhanced by the targeted trapezoid structure, so that vibration generated by the racket ball can be effectively dispersed by matching with the grooves during the racket ball, and the wrist of a player is protected.

In the embodiment, the widest surface of the front surface of the grab handle 2 is a wide side rod wall 22, the lateral surface is a narrow side rod wall 21, and the internal structural ribs 28 are arranged on the inner surface of the wide side rod wall 22 or the narrow side rod wall 21; the internal structural ribs 28 can increase the torsion strength of the middle rod 2, and improve the elasticity and resilience of the middle rod 2.

In the embodiment, the bottom of the grab handle 2 is provided with a base 23, and the interior of the grab handle 2 is of a hollow structure; the weight of the grab handle 2 is reduced, and the handle is lighter during the swing.

The structure that 3 racket necks 5 of racket extend and connect grab handle 2 has increased the holistic structural strength of face, the existence of racket neck support piece 4 increases the torsional resistance of both sides and to the support of face, racket frame 3 adopts the structure that is opposite with current indent internal convex, recess 33 sets up inboard, increase in racket middle part and set up the transverse support power that racket neck 5 department was strengthened to racket neck support piece 4, the both sides of racket neck support piece 4 set up convex fixed boss 41 and match with the recess 32 of racket frame 3, the location protruding hole 43 that both sides fixed boss 41 set up inserts the through wires hole 42 in racket frame 3, the stability and the joint strength of racket neck support piece 4 and racket frame 3 structural connection have been increased, the fatigue strength of increase racket neck support piece 4 and racket frame 3 junction that can be better, prevent to break, also prevent to produce torsional deformation by racket head 1 position when beating, the bearing capacity to net twine number is strengthened by racket frame outside 31, racket frame inboard 32 and two internal support edges 34 formation's trapezium structural support, can use the net twine that promotes the number of pounds to the net twine in racket frame 3, the internal side of racket frame 32 of racket frame 3 is used and the vibration of racket frame 3 is used to be dispersed when beating the racket frame 3, the tennis racket frame is used to be reached and the impact is felt when beating the racket frame 3 is reached and the whole structure is expanded and the racket frame is used and the racket frame 3 has improved and has improved the effect.

In addition, it should be noted that the specific embodiments described in the present specification may vary from part to part, from name to name, etc., and the above description in the present specification is merely illustrative of the structure of the present utility model. All equivalent or simple changes of the structure, characteristics and principle according to the inventive concept are included in the protection scope of the present patent. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a tennis racket frame structure, includes grab handle (2), racket frame (3), racket neck support piece (4) and racket neck (5), oval structure that racket frame (3) and racket neck support piece (4) enclose is the bat head, the extension that connects grab handle (2) downwards in racket frame (3) both ends, and the extension that connects bat head and grab handle (2) in both ends is racket neck (5), and upper and lower both ends of racket neck (5) are connected bat head and grab handle (2) respectively; the method is characterized in that: inside bearing structure that has of frame (3), bearing structure are inside supporting edge (34) that two bilateral symmetry distribute, and frame outside (31) are connected to inside supporting edge (34) upper end, and frame inboard (32) are connected to inside supporting edge (34) lower extreme, frame (3) are provided with recess (33) fixed with the cooperation of frame support piece (4), be provided with a plurality of through wires holes (42) on frame support piece (4), frame support piece (4) both sides are provided with convex fixed boss (41), and fixed boss (41) cooperate with recess (33) on frame (3), are provided with through wires hole (42) along the medial axis position of frame outside (32), frame outside (31) and recess (33) to through wires hole (42) run through frame inside (32) and frame outside (31).

2. The tennis racket frame structure of claim 1 wherein: the surfaces of the fixing bosses (41) on the two sides of the racket neck support piece (4) are provided with positioning convex holes (43), and the positioning convex holes (43) are matched with the threading holes (42) on the racket frame (3).

3. The tennis racket frame structure of claim 1 wherein: the grab handle (2) is of an octagonal structure and is provided with one or more protruding inner structural ribs (28) on the inner wall, one inner structural rib (28) is composed of a right side structural rib (26) and a left side structural rib (27), the right side structural rib (26) and the left side structural rib (27) are of symmetrical structures, and structural grooves (24) are formed between the right side structural rib (26) and the left side structural rib (27).

4. A tennis racket frame structure as claimed in claim 3, wherein: the widest surface of the front surface of the grab handle (2) is a wide side rod wall (22), the surface of the side surface is a narrow side rod wall (21), and the internal structural ribs (28) are arranged on the inner surface of the wide side rod wall (22) or the narrow side rod wall (21).

5. The tennis racket frame structure of claim 1 wherein: the thickness of the inner side (32) of the racket frame is larger than that of the outer side (31) of the racket frame, and the thickness of the inner side (32) of the racket frame is twice that of the outer side (31) of the racket frame.

6. The tennis racket frame structure of claim 1 wherein: the groove (33) is formed in an arc having a radius of 25 mm.

7. The tennis racket frame structure of claim 1 wherein: the two inner support edges (34) form a trapezoid support structure with the outer side (31) of the racket frame and the inner side (32) of the racket frame in the tennis racket frame.

8. The tennis racket frame structure of claim 4 wherein: the bottom of the grab handle (2) is provided with a base (23).

9. The tennis racket frame structure of claim 5 wherein: the fillets at the two sides of the edge of the inner side (32) of the racket frame are larger than the fillets at the two ends of the outer side (31) of the racket frame.

10. The tennis racket frame structure of claim 8 wherein: the grab handle (2) is of a hollow structure.