CN104826305B

CN104826305B - Bat

Info

Publication number: CN104826305B
Application number: CN201410048623.6A
Authority: CN
Inventors: 陈勇雄
Original assignee: ELL JET INTERNATIONAL Co Ltd
Current assignee: JETOX SPORTING GOODS DONG GUAN CO., LTD.
Priority date: 2014-02-11
Filing date: 2014-02-11
Publication date: 2017-11-24
Anticipated expiration: 2034-02-11
Also published as: CN104826305A

Abstract

The present invention proposes a kind of bat, comprising a hollow grip part extended along an axis and one along the axis and the beating part that is connected with a connecting portion of the grip part, the beating part main material is using hard resin-layer and is internally configured with least two flexibilities synthesis macromolecule layer, non-sclerous after shaping for the beating part；By the beating part of the bat after batting, shock absorption performance can be lifted, and has and improves the stability after ball is knocked off.

Description

Bat

Technical field

The present invention relates to a kind of baseball apparatus, more particularly to a kind of beating part non-sclerous bat after shaping.

Background technology

Existing common full wooden bats, are commonly used because manufacturing cost is low, but the fragile structure because of wooden stick and Heavier-weight, fracture, relatively painstaking, batting poor-performing of swinging not only easily occur when force de frappe is larger, is contacted in strike Moment can also produce strenuous vibration and cause athletic injury.

In order to improve the shortcomings that above-mentioned, has a kind of bat at present, using the beating part main material of hard resin-layer, by institute State beating part to harden after shaping using hard resin-layer so that the striking point on the ball of the beating part easily produces larger in strike Stress concentration, be likely to result in the shock absorption poor performance of the striking point on the ball position of the beating part, also increase on foot after ball is knocked off Unstability, and with production reliability deficiency shortcoming.

The content of the invention

The beating part that the present invention to be solved the problems, such as existing bat easily hardens after shaping, and hence this, of the invention to provide A kind of bat with shock absorption performance is lifted and with the stability after ball is knocked off is improved.

For up to the purpose of aforementioned invention, the technical solution adopted by the present invention is to provide a kind of bat, a hollow gripping is included Portion and a beating part.

Wherein described hollow grip part extends along an axis, and including being in an opposite holding section and external diameter along the axis More than a linkage section of the external diameter of the holding section, the beating part is connected along the axis and with the linkage section, described Beating part main material is configured with the synthesis of at least two flexibilities using hard resin-layer (Thermoset resin layer) and in inside Macromolecule layer (Flexible chain polymer), makes the beating part non-sclerous after shaping.

Further, bat of the present invention, wherein, those described flexibilities synthesis macromolecule layer of the beating part (Flexible chain polymer) and the hard resin-layer (Thermoset resin layer) of shaping after-hardening Usage rate, its percentage by weight are the 3%-50% that the beating part is the bat entire length.

Further, bat of the present invention, wherein, those flexibilities synthesis macromolecule layer (Flexible Chain polymer) in impact absorbing rate in 60% impact strength, and be the hard resin-layer (Thermoset resin Layer) more than 6 times.

Further, bat of the present invention, wherein, those described flexibilities synthesis macromolecule layer of the beating part The configured length of (Flexible chain polymer) be by the beating part top of the bat at least 22% with On.

Further, bat of the present invention, wherein, those flexibilities synthesis macromolecule layer (Flexible Chain polymer) it is methacrylic high molecular synthetic resin (Synthetic Methylacrylic acid polymer)。

Further, bat of the present invention, wherein, those flexibilities synthesis macromolecule layer (Flexible Chain polymer) it is internal can mix rubber powder (Rubber powder) or nano carbon tube (Carbon Nanotubes) or The different material of Nano carbon fullerene (Carbon Nano Fullerene).

Further, bat of the present invention, wherein, those described flexibilities synthesis macromolecule layer of the beating part The resin hardness of (Flexible chain polymer) is the hard resin-layer (Thermoset resin layer) hardness Less than 60%, the hardness relative to the hard resin-layer after combination forming (Thermoset resin layer) is at least Xiao The difference of family name's hardness more than 25.

Further, bat of the present invention, wherein, those flexibilities synthesis macromolecule layer (Flexible Chain polymer) reinforcing fiber (fiber reinforced) and methacrylic high molecular synthetic resin The weight ratio of (Synthetic Methylacrylic acid polymer) is set to 35~70：65~30.

Further, bat of the present invention, wherein, those flexibilities synthesis macromolecule layer (Flexible Chain polymer) reinforcing fiber (fiber reinforced) be CF carbon fibers (Carbon fiber) or GF glass fibers Tie up (Glasss fiber).

Further, bat of the present invention, wherein, the hard resin-layer (Thermoset of the beating part Resin layer) it is set to one or more layers.

Thereby unique design, for making the present invention against existing technologies, it substantially can reach following effect：

The present invention is configured with inside the beating part main material using the hard resin-layer (Thermoset resin layer) At least two flexibilities synthesis macromolecule layer (Flexible chain polymer), bat is improved to strengthen the intensity of beating part Durability, more cause the beating part in square stance, can effectively lift shock absorption performance and be knocked off with ball is improved Stability effect afterwards.

Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.

Brief description of the drawings

Fig. 1-1：For the stereogram of the present invention；

Fig. 1-2：It is Fig. 1-1 in the sectional view of A-A positions；

Fig. 2：For front-view schematic diagram of the present invention；

Fig. 3：For the sectional view of hard resin-layer that beating part of the present invention is multilayer.

Wherein, reference

Bat .1

Hollow grip part .11

Holding section .111

Linkage section .112

Beating part .12

Hard resin-layer .121

Flexibility synthesis macromolecule layer .2

Axis .X

Length .L

Embodiment

Coordinate appended accompanying drawing elaborate by specific embodiment below, when being easier to understand the purpose of the present invention, skill Art content, feature and its it is reached the effect of.

Fig. 1-1 to Fig. 2 is refer to, the preferred embodiment of bat 1 of the present invention, includes a hollow beating part of grip part 11 and one 12。

The hollow grip part 11 extends along an axis X, and including along the axis X in an opposite holding section 111 and External diameter be more than the holding section 111 external diameter a linkage section 112, the beating part 12 along the axis X and with the connection Section 112 is connected, and the main material of beating part 12 is using hard resin-layer (Thermoset resin layer) 121 and in inside At least two flexibilities synthesis macromolecule layer (Flexible chain polymer) 2 is configured with, is being molded the beating part 12 There is non-sclerous those described flexibilities synthesis macromolecule layer (Flexible chain polymer) 2 afterwards.

In the present embodiment, those described flexibilities synthesis macromolecule layer (Flexible chain of the beating part 12 Polymer) 2, it is that methacrylic is added with CF carbon fibers (Carbon fiber) or GF glass fibres (Glass fiber) Composite material fibre cloth (the Fabric of high molecular synthetic resin (Synthetic Methylacrylic acid resin) Composite) and shaping after-hardening hard resin-layer (Thermoset resin layer) 121, the hard resin-layer (Thermoset resin layer) 121 is with CF carbon fibers (Carbon fiber) or GF glass fibres (Glass fiber) Plus the usage rate of epoxy resin (Epoxy resin) composite material fibre cloth (Fabric composite), weight is used In the case that percentage represents, the effect of its beating part 12 up to can anti-numb (like flax) shock-absorbing, its shock-absorbing is with normal FRP The impact absorbing rate of plate (Fiber Reinforce Plastic plate) at 10% impact strength (impact strength), Impact absorbing rate in those flexibilities synthesis macromolecule layer (Flexible chain polymer) 2 is strong in 60% impact Spend (impact strength), and be more than 6 times of the hard resin-layer (Thermoset resin layer) 121, with Rubber has suitable absorbability, makes the 3%-50% that beating part 12 is bat entire length.

Also, in the present embodiment for the total length of the bat 1, at least 22% since the top of beating part 12 of bat 1 More than length L configurations those flexibilities synthesis macromolecule layer (Flexible chain polymer) 2, it is described that those are soft Soft synthesis macromolecule layer (Flexible chain polymer) 2 is with CF carbon fibers (Carbon fiber) or GF glass Iber fibers (Glass fiber) add methacrylic high molecular synthetic resin (Synthetic Methylacrylic Acid polymer) composite material fibre cloth (Fabric composite).

Those flexibilities synthesis macromolecule layer (Flexible chain polymer) 2 refers to methacrylic height Molecule synthesis resin (Synthetic Methylacrylic acid polymer), soft obdurability is similar to epoxy resin (Epoxy resin), for the purpose of the resin that will not be also hardened after shaping.However, those flexibilities synthesis macromolecule layer (Flexible chain polymer) 2 is added with CF carbon fibers (Carbon fiber) or GF glass fibres (Glass fiber) The composite of upper methacrylic high molecular synthetic resin (Synthetic Methylacrylic acid polymer) Rubber powder (Rubber powder) or nano carbon tube (Carbon can be mixed inside fiber cloth (fabric composite) Nanotubes) or the different material of Nano carbon fullerene (Carbon Nano Fullerene), to strengthen the durable of the beating part 12 Property.

Those described flexibilities synthesize macromolecule layer (Flexible to the beating part 12 of bat 1 of the present invention after shaping Chain polymer) 2 resin hardness be hard resin-layer (Thermoset resin layer) 121 hardness less than 60%, It is relative for the hardness of combination forming after-hardening resin bed (Thermoset resin layer) 121, at least Shore hardness More than 25 difference, to improve gripping comfort level, and with the effect for reducing strike vibrations.

Furthermore the reinforcing fiber of flexibility synthesis macromolecule layer (Flexible chain polymer) 2 of the present invention (fiber reinforced) and methacrylic high molecular synthetic resin (Synthetic Methylacrylic acid Polymer weight ratio) is 35~70：65~30, as good implementation ratio；The flexibility synthesizes macromolecule layer (Flexible chain polymer) 2 reinforcing fiber (fiber reinforced) is CF carbon fibers (Carbon fiber) Or GF glass fibres (Glass fiber).

Refer to shown in Fig. 1-2, the present invention is configured with those flexibilities synthesis macromolecule layer (Flexible chain Polymer) hard resin-layer (Thermoset resin layer) 121 of 2 main material of the beating part 12 can be set to one layer, Or the hard resin-layer (Thermoset resin layer) 121 of the main material of beating part 12 can be set to multilayer as shown in Figure 3.

By described above, will can be summarized as follows the effect of bat of the present invention with advantage：

First, macromolecule layer is synthesized using those flexibilities described in configuration inside the beating part main material of the hard resin-layer (Flexible chain polymer), the durability of bat is improved to strengthen the intensity of beating part, can be greatly improved described The advantages of beating part is batted and extends bat service life.

2nd, those described flexibilities of configuration synthesize macromolecule layer inside the beating part main material of bat of the present invention (Flexible chain polymer), enough structural strengths can be possessed while overall weight is reduced, also utilize institute Stating those flexibilities synthesis macromolecule layer (Flexible chain polymer) makes the beating part non-sclerous after shaping, with Improve the effect of gripping comfort level and reducing strike vibrations.

Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence Know those skilled in the art when can be made according to the present invention it is various it is corresponding change and deformation, but these corresponding change and become Shape should all belong to the protection domain of appended claims of the invention.

Claims

1. a kind of bat, comprising：One hollow grip part, is extended along an axis, and including being in an opposite gripping along the axis Section is more than a linkage section of the external diameter of the holding section with external diameter, and one beats along the axis and with what the linkage section was connected Hit portion, it is characterised in that

The beating part main material is hard resin-layer and is internally configured with least two flexibilities synthesis macromolecule layer, is beaten for described It is non-sclerous after shaping to hit portion；

Wherein, those flexibilities synthesis macromolecule layer is methacrylic high molecular synthetic resin and those described softnesses Property synthesis macromolecule layer reinforcing fiber and the weight ratio of methacrylic high molecular synthetic resin be set to 35~70：65~ 30。

2. bat according to claim 1, it is characterised in that those described flexibilities synthesis macromolecule of the beating part The usage rate of layer and the hard resin-layer of shaping after-hardening, wherein those described flexibilities synthesis of the beating part is high The percentage by weight of molecular layer is the 3%-50% of the bat overall weight.

3. bat according to claim 1, it is characterised in that the impact in those flexibilities synthesis macromolecule layer is inhaled Yield is 60% impact strength, and is more than 6 times of the hard resin-layer.

4. bat according to claim 1, it is characterised in that those described flexibilities synthesis macromolecule of the beating part The configured length of layer is by the beating part top of the bat more than the 22% bat total length.

5. bat according to claim 1, it is characterised in that incorporation rubber inside those flexibilities synthesis macromolecule layer Rubber powder end or nano carbon tube or the different material of Nano carbon fullerene.

6. bat according to claim 1, it is characterised in that those described flexibilities synthesis macromolecule of the beating part The resin hardness of layer is less than the 60% of the hard resin-layer hardness, and relative to the hard resin-layer after combination forming Hardness has the difference of Shore hardness more than 25.

7. bat according to claim 1, it is characterised in that the reinforcing fiber of those flexibilities synthesis macromolecule layer For CF carbon fibers or GF glass fibres.

8. bat according to claim 1, it is characterised in that the hard resin-layer of the beating part be set to one layer or Multilayer.