CN219376021U

CN219376021U - Multilayer honeycomb composite body-building racket

Info

Publication number: CN219376021U
Application number: CN202223173068.9U
Authority: CN
Inventors: 随广奇; 李朝蓬
Original assignee: Heilongjiang Zhonghe Xincheng New Material Co ltd
Current assignee: Heilongjiang Zhonghe Xincheng New Material Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-07-21
Anticipated expiration: 2032-11-29

Abstract

The utility model provides a multi-layer honeycomb composite body-building racket, which comprises a handle part and a batting part, wherein the handle part and the batting part are mutually fixed; the batting part comprises a skin layer, a honeycomb layer and an intermediate layer, wherein one side of the honeycomb layer is fixed with the skin layer, and the other side of the honeycomb layer is fixed with the intermediate layer; the batting part is sequentially a skin layer, a honeycomb layer, a middle interlayer, a honeycomb layer and a skin layer from inside to outside. Through setting up skin layer, honeycomb layer and intermediate layer, hit ball portion and be skin layer, honeycomb layer, intermediate layer, honeycomb layer and skin layer from inside to outside in proper order, through many sandwich structure, can reduce the height of honeycomb layer to the unstability phenomenon is difficult for appearing, and the compressive strength of honeycomb is high; through setting up primer, rain erosion resistant coating and antistatic coating, can reach antioxidation, rain-proof and antistatic effect, can improve racket's life.

Description

Multilayer honeycomb composite body-building racket

Technical Field

The utility model relates to the technical field of sports goods, in particular to a multilayer honeycomb composite body-building racket.

Background

The racket is widely used as a convenient exercise device among people of various ages, the existing exercise racket is various and is often matched with balls, the quality of the racket can be lightened through a honeycomb structure, the cost is reduced, certain supporting strength can be ensured, but when the honeycomb height exceeds a certain value, the instability phenomenon exists, namely, the compressive strength of the honeycomb is increased along with the increase of the honeycomb height, but the honeycomb height reaches a peak value and is suddenly attenuated, and the sudden attenuation is called the honeycomb instability phenomenon in the field of composite materials.

The Chinese patent with publication number of CN112870660A discloses a multi-layer composite picocell racket, and in the practical use process, the first inner core layer and the second inner core layer are both in honeycomb structures, and the first inner core layer and the second inner core layer are directly adhered, so that when the thickness of the first inner core layer and the second inner core layer is higher than a certain value, the instability phenomenon exists, and at the moment, the compressive strength of a honeycomb can be rapidly reduced, and the problem of low compressive strength exists.

The inventor finds that the root cause is that when the thickness of the first inner core layer and the second inner core layer is higher than a certain value, the instability phenomenon exists, the compressive strength of the honeycomb is reduced sharply, the problem of low compressive strength exists, and in order to solve the technical problem, it is necessary to provide a multilayer honeycomb composite body-building racket with high compressive strength.

Disclosure of Invention

In view of the above, the utility model provides a multi-layer honeycomb composite body-building racket, which is not easy to generate instability phenomenon and has high compressive strength of honeycomb.

The technical scheme of the utility model is realized as follows: the utility model provides a multi-layer honeycomb composite body-building racket, which comprises a handle part and a batting part, wherein,

the handle part and the batting part are mutually fixed;

the ball striking portion includes a skin layer, a honeycomb layer, and a midsole, wherein,

one side of the honeycomb layer is fixed with the skin layer, and the other side is fixed with the middle interlayer;

the batting part is sequentially a skin layer, a honeycomb layer, a middle interlayer, a honeycomb layer and a skin layer from inside to outside.

On the basis of the above technical solutions, it is preferable that the skin layer comprises an outer skin and an inner skin, wherein,

the outer skin is arranged on the outer side of the batting part;

the inner skin is disposed on the outer side of the striking portion.

On the basis of the technical scheme, preferably, the outer surface of the outer skin is sprayed with a primer for oxidation resistance of the outer skin.

On the basis of the technical scheme, preferably, the outer surface of the outer skin is also sprayed with a rain erosion resistant coating for rain prevention of the outer skin.

On the basis of the technical scheme, preferably, an antistatic coating is further sprayed on the outer surface of the outer skin for antistatic of the outer skin.

On the basis of the technical scheme, preferably, the skin layer is made of carbon fiber or glass fiber materials.

On the basis of the technical scheme, preferably, the honeycomb layer is made of aramid honeycomb materials.

On the basis of the technical scheme, preferably, the middle interlayer is made of glass fiber materials.

On the basis of the technical scheme, preferably, an adhesive layer is arranged among the skin layer, the honeycomb layer and the middle interlayer, and the adhesive layer is an adhesive or an adhesive film.

On the basis of the above technical solutions, preferably, the height of the honeycomb layer is not more than ten millimeters.

Compared with the prior art, the multi-layer honeycomb composite body-building racket has the following beneficial effects:

(1) Through setting up skin layer, honeycomb layer and intermediate layer, hit ball portion and be skin layer, honeycomb layer, intermediate layer, honeycomb layer and skin layer from inside to outside in proper order, through many sandwich structure, can reduce the height of honeycomb layer to the unstability phenomenon is difficult for appearing, and the compressive strength of honeycomb is high;

(2) Through setting up primer, rain erosion resistant coating and antistatic coating, can reach antioxidation, rain-proof and antistatic effect, can improve racket's life.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of a multi-layer honeycomb composite exercise racket of the present utility model;

fig. 2 is a schematic structural view of a striking part in the multi-layer honeycomb composite body-building racket of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

As shown in fig. 1-2, the multi-layer honeycomb composite body-building racket of the present utility model comprises a handle portion 1 and a ball striking portion 2, wherein the handle portion 1 and the ball striking portion 2 are fixed to each other; the ball striking part 2 comprises a skin layer 21, a honeycomb layer 22 and an intermediate layer 23, wherein one side of the honeycomb layer 22 is fixed with the skin layer 21, and the other side is fixed with the intermediate layer 23; the striking part 2 is sequentially provided with a skin layer 21, a honeycomb layer 22, an intermediate layer 23, the honeycomb layer 22 and the skin layer 21 from inside to outside.

Specifically, the handle part 1 and the batting part 2 are adhered and fixed, and the outer side of the batting part 2 is provided with a binding for protecting the outer side of the batting part 2; specifically, the handle portion 1 is also provided with a honeycomb layer 22 for reducing production costs.

As a preferred embodiment, the skin layer 21 includes an outer skin 211 and an inner skin 212, wherein the outer skin 211 is disposed outside the ball striking part 2; the inner cover 212 is provided on the outside of the ball striking portion 2.

Specifically, the outer skin 211 and the inner skin 212 have different softness and hardness, so that different batting requirements can be met through the outer skin 211 and the inner skin 212, and the adaptability of the racket is improved.

As a preferred embodiment, the outer surface of the outer skin 211 is sprayed with a primer 213 for oxidation resistance of the outer skin 211.

Specifically, the primer 213 is directly sprayed by a spraying machine, so that the uniformity of the primer 213 is ensured, and the oxidation resistance of the primer 213 is improved.

As a preferred embodiment, the outer surface of the outer skin 211 is further coated with a rain erosion resistant coating 214 for protecting the outer skin 211 from rain.

Specifically, the anti-rain erosion coating 214 is sprayed by a spraying machine, so that the uniformity of the anti-rain erosion coating 214 is ensured, and the anti-rain effect of the anti-rain erosion coating 214 is better.

As a preferred embodiment, the outer surface of the outer skin 211 is further coated with an antistatic coating 215 for antistatic of the outer skin 211.

As a preferred embodiment, the skin layer 21 is made of carbon fiber or glass fiber.

As a preferred embodiment, the honeycomb layer 22 is made of an aramid honeycomb material.

As a preferred embodiment, the middle layer 23 is made of glass fiber.

As a preferred embodiment, an adhesive layer 24 is disposed between the skin layer 21, the honeycomb layer 22 and the intermediate layer 23, and the adhesive layer 24 is an adhesive or a glue film.

As a preferred embodiment, the height of the honeycomb layer 22 is not more than ten millimeters.

The working principle of the embodiment is as follows:

the batting part 2 is adhered by the inner to outer skin layer 21, the honeycomb layer 22, the middle interlayer 23, the honeycomb layer 22 and the skin layer 21 sequentially through the adhesive layer 24, the honeycomb layer 22 is divided into two parts, the height of the honeycomb layer 22 can be reduced, the strength between the two honeycomb layers 22 is increased, the instability phenomenon is not easy to occur, and the compressive strength of the honeycomb is high.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A multi-layer honeycomb composite body-building racket comprises a handle part (1) and a batting part (2), wherein,

the handle part (1) and the batting part (2) are mutually fixed;

the method is characterized in that: the ball striking part (2) comprises a skin layer (21), a honeycomb layer (22) and an intermediate layer (23), wherein,

one side of the honeycomb layer (22) is fixed with the skin layer (21), and the other side is fixed with the middle interlayer (23);

the batting part (2) sequentially comprises a skin layer (21), a honeycomb layer (22), an intermediate layer (23), the honeycomb layer (22) and the skin layer (21) from inside to outside.

2. The multi-layer cellular composite fitness racquet of claim 1, wherein: the skin layer (21) comprises an outer skin (211) and an inner skin (212), wherein,

the outer skin (211) is arranged on the outer side of the batting part (2);

the inner skin (212) is provided on the outer side of the striking part (2).

3. The multi-layer cellular composite fitness racquet of claim 2, wherein: the outer surface of the outer skin (211) is sprayed with a primer (213) for oxidation resistance of the outer skin (211).

4. A multi-layer cellular composite fitness racquet as claimed in claim 3, wherein: the outer surface of the outer skin (211) is also sprayed with a rain erosion resistant coating (214) for rain protection of the outer skin (211).

5. The multi-layer honeycomb composite fitness racket of claim 4, wherein: the outer surface of the outer skin (211) is also sprayed with an antistatic coating (215) for antistatic of the outer skin (211).

6. The multi-layer cellular composite fitness racquet of claim 2, wherein: the cover layer (21) is made of carbon fiber or glass fiber materials.

7. The multi-layer cellular composite fitness racquet of claim 1, wherein: the honeycomb layer (22) is made of aramid honeycomb material.

8. The multi-layer cellular composite fitness racquet of claim 1, wherein: the middle interlayer (23) is made of glass fiber materials.

9. The multi-layer cellular composite fitness racquet of claim 1, wherein: an adhesive layer (24) is arranged among the skin layer (21), the honeycomb layer (22) and the middle interlayer (23), and the adhesive layer (24) is an adhesive or a glue film.

10. The multi-layer cellular composite fitness racquet of claim 1, wherein: the height of the honeycomb layer (22) is not more than ten millimeters.