CN2158740Y - Triangular shock-absorpting structure for racket frame - Google Patents

Abstract

The utility model provides a shock-absorption structure for a triangular frame part of a racket. The triangular frame part is arranged between a racket ring frame and a grab handle in the main. Space is formed among three side borders of the triangular frame part. The space inside the triangular frame is provided with a shock-absorption member. The shock-absorption member is provided with symmetrical and geometric shapes. The periphery is provided with three points to be fixedly connected with the three side borders together. In addition, the distance of a geometric center point of the shock-absorption member is equal to the distance of the three side borders. Then shock force which is transferred by the three side borders is transferred to the geometric center via the shock-absorption member to be cancelled each other. The shock force of ball hitting is reduced to be transferred to the racket grab handle so as to achieve a shock-proof function.

Description

Triangular shock-absorpting structure for racket frame

The utility model is relevant for a kind of racket, is meant a kind of racket triangle frame portion shock absorbing structure especially.

Racket can be divided into tennis racket, wall ball racket (pelota bat), Badminton racket etc. on outward appearance pattern or purposes, on material, can be divided into compound material racket frame again, aluminium racket or wooden racket etc., below herein the indication racket be meant the racket that has the del laryngeal structure between racket face and the lever.

Known to prior art, because material and manufacturing technology progress, compound material racket frame of manufacturing at present (or claiming carbon to clap) or aluminium alloy system racket (being called for short the aluminium ball) all have light weight and high rigid characters, but because its frame structural rigidity forces the moment shaking force of racket face batting to be easy to be delivered to lever, make hand bear stronger shaking force at square stance, except causing easily wrist fatigue aches, hit for a long time even may cause athletic injury.Therefore there is various racket shock-absorbing structure to be developed application recently, wherein more common shock-absorbing structure is to have additional shock absorber between racquet frame and netting twine, utilize shock absorber to contact and reach the shock-absorbing effect, or in lever, be provided with shock absorption structure and lower the shaking force of lever with netting twine.But existing racket is not good by the shock-proof effect of netting twine position shock-absorbing, and most of shaking force still can be passed to handle end, as for be provided with the shock-absorbing structure in frame or lever, then influences racket structure and moulding, and often causes making the degree of difficulty increase.

Main purpose of the present utility model is to provide a kind of racket triangle frame portion shock absorbing structure, and the shaking force of racket batting is cancelled out each other, and reaches significant shock-proof effect.

A time purpose of the present utility model is to provide a kind of racket triangle frame portion shock absorbing structure, and does not change the existing structure and the monnolithic case of frame of racket and lever, can reach the purpose of abundant shock-absorbing with low cost.

Another purpose of the present utility model is to provide a kind of racket triangle frame portion shock absorbing structure, and the structural strength that this shock-absorbing structure can the reinforcement racket.

For achieving the above object, the utility model racket triangle frame portion shock absorbing structure is to have a triangle frame portion between the ring frame of a racket and lever, also be called racket throat, form a space between three frames of this triangle frame portion, it is characterized in that the space in this triangle frame is provided with a shock absorbing member, this shock absorbing member is for having symmetric geometry, as the Y type, △ type or zero type, its periphery has be fixed together with this three frame at 3, and the geometric center point of this shock absorbing member is close apart from this three frames distance, then the shaking force that this three frame transmitted is passed to this geometric center via this shock absorbing member and cancels out each other, and makes the shaking force of batting can not be passed to the racket lever and reach incabloc function.

About detailed construction function of the present utility model and characteristics, can cooperate graphic explanation and get fully understanding by following examples.

Fig. 1 is the stereogram of the utility model one embodiment racket triangle frame portion shock absorbing structure.

Fig. 2 is that the shaking force of the racket triangle frame portion shock absorbing structure of Fig. 1 transmits the shock absorbing schematic diagram.

Fig. 3 is the exploded perspective view of the utility model second embodiment racket triangle frame portion shock absorbing structure.

Fig. 4 is the combination schematic diagram of Fig. 3 racket triangle frame portion shock absorbing structure.

Fig. 5 is the schematic diagram of the utility model the 3rd embodiment racket triangle frame portion shock absorbing structure.

At first see also shown in Figure 1ly, this racket 10 has a triangle frame 13 at ring frame 11 and 12 of levers, and triangle frame 13 has three frames 131,132,133 and forms a triangle space therebetween; Above-mentioned ring frame 11, the two throats that claim of lever 12 and triangle frame 13() be the essential structure of general racket, the utility model is to be provided with a shock absorbing member 15 in triangle frame 13, shock absorbing member 15 is one-body molded probably Y-shaped, have three buttress bars 151,152,153, these three ribs bar, 151,152,153 about equal lengths, the one end is combined in a center shock absorbing point P, its outer end is fixedly set in P1, P2, the P3 place on three limits 131,132,133 respectively, and promptly the P1 of this three frame, P2, P3 point are equal approximately apart from the distance of shock absorbing point P.With present common carbon fiber racket is example, the shock absorbing member 15 of the utility model racket triangle frame portion shock absorbing structure is to cover to make to cover with three frames, 131,132,133 volumes with the carbon fiber pipe volume to combine again, one-shot forming in placing mould, therefore be that shock absorbing member 15 is one-body molded with racket, its fabrication schedule and method are similar to general carbon fiber racket, do not increase extra manufacturing cost, and shock absorbing member 15 is to be incorporated into securely in the triangle frame 13.

Please continue to consult shown in Figure 2, the P1 that contacts with shock absorbing member 15 in the triangle frame 13, P2, it is on the same circumference C1 in the center of circle that 3 of P3 just are positioned at shock absorbing point P, when the racket square stance, the shaking force of clapping line is passed to the frame 131 of triangle frame 13 immediately, reach two side frames 111 through frame 11,112 are passed to two frames 132 in addition of triangle frame, 133, this three frame 131,132,133 shaking force is via three rib bars 151,152,153 are passed to shock absorbing point P, and near shock absorbing point P, offset shock wave, the shaking force of racket batting can significantly be eliminated, lower the shaking force of lever 12 square stances.

Above-mentioned shock absorbing member 15 not only has the guiding shaking force cancels out each other the vibrations of three directions, and reinforcement racket laryngeal structure, improves racket intensity, and increases the specificity of its moulding.

Fig. 3 for another example, shown in 4, be the embodiment that the utility model racket triangle frame portion shock absorbing structure is applied to an aluminium alloy frame, its shock absorbing principle is identical with previous embodiment, be in the triangle frame 23 of racket 20, to be provided with a shock absorbing member 25, institute's difference is three rib bars 251 of this shock absorbing member 25,252, the 253rd, with the upper side frame 231 of triangle frame 23 with the plastic cement integral injection molding, again with four screws 26 by frame 232,233 the outside is locked upper side frame 231 two ends and two rib bars 252 respectively, in 253 the outer end screw 27 and combination is fixing, then make racket 20 have the aforementioned shock absorbing reinforcement effect of holding concurrently.

Again as shown in Figure 5, be another equivalent embodiment of the utility model racket triangle frame portion shock absorbing structure, also be in the triangle frame 33 of racket 30, to be provided with a shock absorbing member 35, this shock absorbing member 35 has three rib bars 351,352,353 and forms an equilateral triangle, is individually fixed on three frames 331,332,333.The combination of shock absorbing member 35 and triangle frame 33 also can be as above-mentioned two embodiment, can be directly and racquet frame one-body molded, can also be locked in again in the triangle frame 33 after the plastic cement injection moulding.Racket 30 square stances, the shaking force of its netting twine is passed to triangle frame 33, also will transmit in three of shock absorbing member 35 helps bar 351,352,353 and cancels out each other, and reaches the shock absorbing purpose, and the member of shock absorbing simultaneously 35 also has the function of reinforcement racket throat intensity.

Shaping Y shape or the △ shape, this three ribs bar also can be other shape to the three rib bars that other is noted that above-mentioned shock absorbing member except adopting straight-bar, and for example bow etc. also can reach the shock absorbing purpose, but so can change the shape of shock absorbing part.

According to above-mentioned explanation as can be known, the utility model racket triangle frame portion shock absorbing structure can be when racket be made one-body molded shock absorbing member, also can make the shock absorbing member separately and be fixed in racket throat again, utilize the triangle frame shaking force of will batting to be passed to three rib bars of shock absorbing member, shock wave is cancelled out each other in the shock absorbing member, the seismic wave that reduces the racket batting is passed to grip, and because the also intensity of reinforcement racket throat of this shock absorbing member is the practical racket shock absorption structure design of an innovation.

Claims (5)

1, a kind of racket triangle frame portion shock absorbing structure, be between a racket ring frame and lever, to have a triangle frame portion, it is characterized in that being provided with in this triangle frame portion a shock absorbing member, this shock absorbing member is made of the geometry of a rule symmetry three rib bars, and this shock absorbing member periphery has 3 three frames that are fixedly connected on this three tangible frames portion respectively, draws the racket shaking force by these rib rod guidance and cancels each other and strengthen racket structure intensity.

2, according to the described racket triangle of claim 1 frame portion shock absorbing structure, it is characterized in that three rib bars of this shock absorbing member form a Y type.

3, according to the described racket triangle of claim 1 frame portion shock absorbing structure, it is characterized in that three rib bars of this shock absorbing member form a △ type.

4, according to claim 2 or 3 described racket triangle frame portions shock absorbing structure, it is characterized in that this shock absorbing member and racquet frame are one-body molded.

5,, it is characterized in that the upper side frame of this shock absorbing member and triangle frame portion is one-body molded to be fixedly set in the racquet frame again according to claim 2 or 3 described racket triangle frame portions shock absorbing structure.

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