CN2936335Y

CN2936335Y - Structure improvement of bat

Info

Publication number: CN2936335Y
Application number: CNU2006200179597U
Authority: CN
Inventors: 李明贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-24
Filing date: 2006-08-24
Publication date: 2007-08-22
Anticipated expiration: 2016-08-24

Abstract

The utility model relates to sport equipment technical field, in particular to an improvement for baseball bar structure, comprising a striking part, a holding part and a conic part connected with the striking part and the holding part. The striking part comprises a core rod and a casing of a hollow sleeve structure; a plurality of grooves are arranged on the perimeter of the core rod; the concave rid is formed on the corresponding inner surface of the casing; the rib is connected with the groove. The casing is of slice shape made of package material; and a vibration prevention strip is embedded in the groove of the matched rod and the casing is enclosed with the fixed vibration strip. Due to utilization of the structure feature of rib strip and the groove or utilization of the structure of the vibration strip and the groove, the structure intensity is increased and breakage is reduced for longer service life with vibration resistance function and increase of ball striking area.

Description

The baseball bat structural improvement

Technical field:

The utility model relates to technical field of sports apparatus, refers in particular to a kind of baseball bat structural improvement.

Background technology:

At present, the baseball bat that the market occurs mostly is integral type, and promptly by a kind of material integral type processing and fabricating, as being made by timber, bamboo or aluminium material, whole internal structure unanimity, performance are also consistent.For increase play ball the end weight and impact face, play ball usually the end make comparatively thickly.Yet the end inner structural strength of playing ball of this class bat depends primarily on the architectural characteristic of material therefor own, has undercapacity, breaks easily or the defective of distortion.As adopt timber to make, then because wood tissue can't be controlled very easily fracture.As adopt aluminium to make, though more sturdy and durable than timber, the position of playing ball still indenture may occur, and square stance also still has the violent problem of vibrations, and can send the batting sound and the reverb of shrillness.

Summary of the invention:

The purpose of this utility model is to overcome the defective of prior art, and a kind of employing combined type structure is provided, and increases the baseball bat structural improvement of the portion's inner structural strength of playing ball.

For achieving the above object, the utility model comprises the play ball taper portion of portion and grip part of the portion of playing ball, grip part and connection, the described portion of playing ball is by core bar and outer cover suit structure, shell is the hollow sleeve structure, form several axial notches on the core bar outer peripheral face, corresponding inner surface of outer cover forms the rib of convex, rib and above-mentioned groove coupling socket.

Described groove be configured to " recessed " shape, " V " shape, waveform or arc.

Described shell is soft body, adopts forming materials such as PU, EVA, bubble silk floss to make, and outer surface of outer cover is circular and smooth.

The utility model also can be achieved by the following scheme: it comprises the play ball taper portion of portion and grip part of the portion of playing ball, grip part and connection, the portion of playing ball is made of core bar and shell, shell is constructed by the sheet packaging material, form several axial notches on the core bar outer peripheral face, be embedded in the shock-absorbing bar at groove, the shell shock-absorbing bar that is coated and fixed.

Described groove be configured to " recessed " shape, " V " shape, waveform or arc, the shape of shock-absorbing bar is corresponding with groove.

Shell is PU or EVA sheet material, has the shock-absorbing effect.

The contrast prior art, the baseball bat that the utility model provides, there are several axial notches in its portion of playing ball by core bar and outer cover suit structure on the core bar, and table has the rib of convex in the shell, rib and groove coupling socket combination.So, utilize the architectural characteristic of rib and groove, increase the structural strength of combination, minimizing is broken, and increases the service life; And have the shock-absorbing effect, increase efficient beating area of the bat.

Another advantage of the utility model is the portion of playing ball by core bar and outer cover suit structure, is beneficial to the bat processing and fabricating, groove be configured to " recessed " shape, " V " shape, waveform or arc, increase the design of product, improve product quality.

The utility model also provides a kind of employing shock-absorbing bar to embed in the groove, in the structure of the shock-absorbing bar that is coated and fixed by vibration damping material, utilizes the architectural characteristic of shock-absorbing bar and groove equally, increases the structural strength of combination, and minimizing is broken, and increases the service life; And have the shock-absorbing effect, increase efficient beating area of the bat.

Description of drawings:

Accompanying drawing 1 is the utility model profile schematic diagram;

Accompanying drawing 2 is the stereochemical structure decomposing schematic representation of the utility model one example;

Accompanying

drawing

3a, 3b, 3c, 3d are the groove shapes schematic diagram on the core bar;

Accompanying drawing 4 is another example structure schematic diagram of the utility model;

Accompanying drawing 5 is the portion of the playing ball section structure schematic diagram of Fig. 4.

The specific embodiment:

Below in conjunction with accompanying drawing the utility model is described further:

See shown in the accompanying drawing 1,2 that baseball bat described in the utility model comprises the portion of playing ball 1, grip part 2 and connect the taper portion 3 of play ball portion 1 and grip part 2 that baseball bat can adopt wood, aluminium or carbon fiber to make.Play ball portion 1 by core bar 11 and shell 12 nested configurations, shell 12 is the hollow nested structure, form several axial notches 111 on core bar 11 outer peripheral faces, corresponding shell 12 inner surfaces form the rib 121 of convex, rib 121 shapes, size and above-mentioned groove 111 couplings.Shell 12 is soft body, adopts forming materials such as PU, EVA, bubble silk floss to make, and shell 12 outer surfaces are circular and smooth, have good shock-proof effect.

Add man-hour, on core bar 11 outer peripheral faces, processed several axial notches 111 before this respectively, and shell 12 inner surfaces process the rib 121 of convex, shown in Fig. 3 a, 3b, 3c, the 3d, groove 111 is configured to " recessed " shape, " V " shape, waveform, arc or other polygon, can obtain the structure of different performance thus.During shell 12 socket core bars 11, rib 121 and groove 111 coupling sockets, because rib 121 is connected with the nested of groove 111, rib 121 plays the effect of strengthening structural strength, reduces and breaks or rupture, and improves product quality, increases the service life.

Shown in Fig. 4,5, baseball bat structural improvement described in the utility model, comprise the portion of playing ball 1, grip part 2 and connect the taper portion 3 of play ball portion 1 and grip part 2, the portion 1 of playing ball is made of core bar 11 and shell 12, shell 12 is constructed by the sheet packaging material, form several axial notches 111 on core bar 11 outer peripheral faces, be embedded in shock-absorbing bar 4, the shell 12 shock-absorbing bar 4 that is coated and fixed at groove 111.Groove 111 be configured to " recessed " shape, " V " shape, waveform or arc, the shape of shock-absorbing bar 4 is corresponding with groove 111.Shell 12 is PU or EVA sheet material, has the shock-absorbing effect, and PU or EVA sheet material coat shock-absorbing bar 4, plays fixation, also makes the portion's of playing ball 1 surfacingization simultaneously.

Shock-absorbing bar 4 and groove 111 composite constructions, shock-absorbing bar 4 play the effect of strengthening structural strength, reduce to break or rupture, and improve product quality, increase the service life.

The baseball bat that the utility model is made has the advantage that shock-absorbing, good hand touch and contact area strengthen, and improves the effect of playing ball.

The structure of groove described in the utility model and rib or the combination of shock-absorbing bar can be used for grip part 2 equally, increases the structural of grip part 2 with this, reduces to break or rupture, and improves product quality, increases the service life.

The embodiment of the above is preferred embodiment of the present utility model only, is not to limit practical range of the present utility model with this, so the equivalence that all shapes according to the utility model, structure and principle are done changes, all should be covered by in the protection domain of the present utility model.

Claims

1, baseball bat structural improvement, comprise the portion of playing ball (1), grip part (2) and connect the taper portion (3) of play ball portion (1) and grip part (2), it is characterized in that: the described portion of playing ball (1) is by core bar (11) and shell (12) nested configurations, shell (12) is the hollow sleeve structure, form several axial notches (111) on core bar (11) outer peripheral face, corresponding shell (12) inner surface forms the rib (121) of convex, rib (121) and above-mentioned groove (111) coupling socket.

2, baseball bat structural improvement according to claim 1 is characterized in that: described groove (111) be configured to " recessed " shape, " V " shape, waveform or arc.

3, baseball bat structural improvement, comprise the portion of playing ball (1), grip part (2) and connect the taper portion (3) of play ball portion (1) and grip part (2), it is characterized in that: the described portion of playing ball (1) is made of core bar (11) and shell (12), shell (12) is constructed by the sheet packaging material, form several axial notches (111) on core bar (11) outer peripheral face, be embedded in shock-absorbing bar (4) at groove (111), shell (12) the shock-absorbing bar (4) that is coated and fixed.

4, baseball bat structural improvement according to claim 3 is characterized in that: described groove (111) be configured to " recessed " shape, " V " shape, waveform or arc, the shape of shock-absorbing bar (4) is corresponding with groove (111).

5, baseball bat structural improvement according to claim 3 is characterized in that: shell (12) is PU or EVA sheet material.