WO2021103413A1

WO2021103413A1 - Table tennis bat rubber capable of being prevented from falling off and warping

Info

Publication number: WO2021103413A1
Application number: PCT/CN2020/087358
Authority: WO
Inventors: 王旭升; 汤小庆; 高炎
Original assignee: 盐城市艾斯特体育器材有限公司
Priority date: 2019-11-25
Filing date: 2020-04-28
Publication date: 2021-06-03

Abstract

Disclosed is table tennis bat rubber capable of being prevented from falling off and warping. The table tennis bat rubber comprises a rubber layer (1) and a bat (2). The rubber layer (1) sequentially comprises a second fixing layer (11), an elastic sponge layer (12), a first fixing layer (13) and a spherical contact layer (14); the first fixing layer (13) comprises a first rubber layer and a first fixing column (131), one end of the first fixing column (131) being connected to the first rubber layer, and the other end of the first fixing column being provided with a limiting block (1311); the limiting block (1311) is connected to the bat (2); a first through hole is provided in the first rubber layer; the second fixing layer (11) comprises a second rubber layer and a second fixing column (111), one end of the second fixing column (111) being connected to the second rubber layer; the second fixing column (111) is connected to the spherical contact layer (14); a second through hole (112) is provided in the second rubber layer; the elastic sponge layer (12) is located between the first fixing layer (13) and the second fixing layer (11); and a third through hole (121) is provided in the elastic sponge layer (12).

Description

Table tennis racket cover glue capable of preventing falling off and curling skin

Technical field

The invention relates to the technical field of sporting goods, in particular to a table tennis racket cover rubber that prevents falling off and curling.

Background technique

There is a layer of rubber covering on the surface of the table tennis racket, commonly known as rubber cover. Regardless of "positive post" or "reverse post", its function is to increase the elasticity and friction of the ping-pong board. An excellent table tennis player can rely on keen judgment on a limited landing point in a very short time. Receiving a variety of unpredictable arcs, pushing and blocking the ball, any shot is the result of the perfect combination of the athlete's strength and the ping-pong board. Among them, the direct contact with the ball plays a vital role. .

The traditional table tennis racket in the prior art is formed by sticking a sponge layer on the bottom plate and a glue surface on the sponge layer. Because the strength of the sponge itself is not high, the glue surface, especially the edge part, is easy to come off, which affects Use performance, so the service life is short, causing waste, and the ping pong ball may also be connected to the edges of the two bottom plates that are not covered by the rubber surface, causing mistakes.

Summary of the invention

Objective of the invention: The objective of the present invention is to address the shortcomings of the current technology and provide a table tennis racket cover rubber that prevents falling off and peeling. Its structure is simple, so that the rubber cover layer on the table tennis racket fits the table tennis racket more closely, increasing The adhesive force of the rubber layer and the table tennis racket prevents the rubber layer from peeling and peeling.

Technical solution: In order to achieve the above-mentioned object, the present invention provides a table tennis racket cover rubber that prevents peeling and warping, including a cover rubber layer and a racket for installing the cover rubber layer, characterized in that the rubber cover layers are sequentially It includes a first fixing layer, an elastic sponge layer, a second fixing layer and a spherical contact layer; the first fixing layer includes a first rubber layer and a first fixing column, one end of the first fixing column is connected to the first rubber layer , The other end is provided with a limiting block, the limiting block is connected with the racket, the first rubber layer is provided with a first through hole, the second fixing layer includes a second rubber layer and a second fixing post, so One end of the second fixing column is connected to the second rubber layer, the second fixing column is connected to the spherical contact layer, the second rubber layer is provided with a second through hole, and the elastic sponge layer is located in the first fixing layer. Between the elastic sponge layer and the second fixing layer, a third through hole is arranged on the elastic sponge layer, the first fixing and the second fixing post are respectively arranged through the through holes, and the spherical contact layer is a ball hitting rubber.

As an improvement of the technical solution, the racket is provided with a blind hole and a fixing groove, the first fixing post is arranged through the blind hole, and the limiting block is located in the fixing groove.

As an improvement of the present technical solution, an arc groove is provided on the racket, the arc groove is arranged around the edge of the racket, and a rubber column is provided on the first rubber layer, and the rubber column is opposite to the arc groove. adaptation.

As an improvement of the technical solution, the spherical contact layer is provided with connecting bumps, and the second fixed connection and connecting bumps.

As an improvement of the technical solution, the first fixing post includes a first elastic post and a first connecting block, the first elastic post includes a first elastic insert and a second elastic insert, the first elastic The plug-in and the second elastic plug-in are respectively connected to the two ends of the first connecting block, the first elastic plug-in is connected with the first fixing layer, and the second elastic plug-in is connected with the racket.

As an improvement of the present technical solution, a second elastic column and a second connecting block are provided in the second fixing column, and the second elastic column includes a third elastic insert and a fourth elastic insert. The elastic plug-in and the fourth elastic plug-in are respectively connected to the two ends of the second connecting block opposite to each other, the third elastic plug-in is connected to the second fixing layer, and the fourth elastic plug-in is connected to the spherical contact layer.

As an improvement of this technical solution, the flexible sponge layer is woven from SAP fibers and strip-shaped elastic fillers.

Beneficial effects: The present invention is provided with two layers of a first fixed layer and a second fixed layer that are cross-connected with each other, and the first fixed post on the first fixed layer passes through the second fixed layer and is connected to the racket. The fixing layer is fixed, and the second fixing column on the second fixing layer passes through the first fixing layer and is connected to the spherical contact layer. Because the first fixing layer and the second fixing layer pass through each other and are connected to the racket and On the spherical contact layer, the spherical contact layer, the first fixed layer, the second fixed layer, and the elastic sponge layer located between the first fixed layer and the second fixed layer are well fixed to prevent it from hitting the ball for a long time. During use, the spherical contact layer will cause peeling and shedding. By providing the first elastic column and the second elastic column, the elasticity of the first fixed column when contacting the first fixed layer and the racket can be ensured, and the second fixed column can also be ensured Elasticity when in contact with the second fixed layer and the spherical contact layer.

Description of the drawings

Figure 1 is a schematic diagram of the front view of the table tennis racket in the present invention;

Figure 2 is a schematic diagram of the side structure of the table tennis racket in the present invention;

3 is a schematic diagram of the front view of the first fixed layer and the second fixed layer in the present invention;

4 is a schematic diagram of the connection structure of the first fixed column in the present invention;

Fig. 5 is a schematic diagram of the connection structure of the second fixed post in the present invention.

List of reference signs: 1. rubber layer; 2. racket; 11, first fixed layer; 12, elastic sponge layer; 13, second fixed layer; 14, spherical contact layer; 21, fixed groove; 111, first 112, first through hole; 121, third through hole; 131, second fixed post; 141, connecting bumps; 1111, first elastic insert; 1112, second elastic insert, 1113, first connecting piece 1211, the third elastic insert; 1212, the fourth elastic insert; 1213, the second connector; 1311, the limit block.

Detailed ways

In the following, the present invention will be further clarified with reference to the drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention and not to limit the scope of the present invention. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" "Respectively refers to the direction toward or away from the geometric center of a particular component.

As shown in Figure 1-5, an anti-lifting leather table tennis racket cover rubber includes a cover rubber layer 1 and a racket 2 for installing the cover rubber layer 1. The cover rubber layer 1 in turn includes a first fixing layer 11, elastic The sponge layer 12, the second fixing layer 13 and the spherical contact layer 14; the first fixing layer 11 includes a first rubber layer and a first fixing pillar 111, one end of the first fixing pillar 111 is connected to the first rubber layer, The other end is provided with a limiting block 1311, the limiting block 1311 is connected to the racket 2, the first rubber layer is provided with a first through hole 112, and the second fixing layer 13 includes a second rubber layer and a second rubber layer. A fixed post 131, one end of the second fixed post 131 is connected to the second rubber layer, the second fixed post 131 is connected to the spherical contact layer 14, the second rubber layer is provided with a second through hole, the The elastic sponge layer 12 is located between the first fixed layer 11 and the second fixed layer 13. The elastic sponge layer 12 is provided with a third through hole 121, and the first and second fixed posts 131 respectively pass through the through holes. Holes are provided, and the spherical contact layer 14 is a ball hitting rubber.

In the above structure: the utility model proposes a table tennis racket 2 sets of rubber that prevents falling off and warping, a rubber cover layer 1 and a racket 2 for installing the rubber cover layer 1, the rubber cover layer 1 in turn includes a spherical contact layer 14, The first fixing layer 11, the elastic sponge layer 12 and the second fixing layer 13 are provided with two layers of the first fixing layer 11 and the second fixing layer 13 which are cross-connected to each other, and passing through the first fixing layer on the first fixing layer 11. The pillar 111 passes through the second fixing layer 13 and is connected to the racket 2 to fix the first fixing layer 11, and the second fixing pillar 131 on the second fixing layer 13 passes through the first fixing layer 11 and is connected to the spherical contact layer 14 Above, since the first fixing layer 11 and the second fixing layer 13 are arranged through each other and connected to the racket 2 and the spherical contact layer 14 respectively, the spherical contact layer 14, the first fixing layer 11, and the second fixing layer 14 are well connected. The layer 13 and the elastic sponge layer 12 located between the first fixing layer 11 and the second fixing layer 13 are fixed to prevent the spherical contact layer 14 from being warped and peeled off during long-time shots and use.

In this embodiment, the racket 2 is provided with a blind hole and a fixing groove 21, the first fixing post 111 is arranged through the blind hole, and the limiting block 1311 is located in the fixing groove 21.

In the above structure: the blind hole and the fixing groove 21 on the racket 2 are matched with the limiting block 1311 connected to the first fixing, the first fixing passes through the blind hole, and the limiting block 1311 is located in the fixing slot 21, Realize the fixation of the first fixing layer 11 to prevent it from falling off and warping.

In this embodiment, the racket 2 is provided with an arc-shaped groove, the arc-shaped groove is arranged around the edge of the racket 2, and the second rubber layer is provided with a rubber column, and the rubber column is compatible with the arc-shaped groove. Match.

In the above structure: the arc groove on the racket 2 is arranged on the racket 2, and is arranged around the surface of the racket 2 along the edge of the racket 2, and the second rubber layer is provided with a rubber column, and the second fixing layer 13 is fixed on the racket through the rubber column. The surface of the racket is prevented from lifting and falling off, which can further make the installation of the second fixed layer of the ground more secure.

In this embodiment, the spherical contact layer 14 is provided with connecting bumps 141, and the second fixed connection and connecting bumps 141.

In the above structure, the second fixing post 131 is connected to the connection point, and is used to fix the first fixing layer 11 to prevent it from falling off.

In this embodiment, the first fixing column 111 includes a first elastic column and a first connecting block, the first elastic column includes a first elastic insert 1111 and a second elastic insert 1112, the first elastic The plug-in 1111 and the second elastic plug-in 1112 are respectively connected to the two ends of the first connecting block. The first elastic plug-in 1111 is connected to the first fixing layer 11 and the second elastic plug-in 1112 is connected to the racket 2.

In this embodiment, a second elastic column and a second connecting block are provided in the second fixing column 131, and the second elastic column includes a third elastic plug-in 1211 and a fourth elastic plug-in 1212. The elastic plug-in 1211 and the fourth elastic plug-in 1212 are respectively connected to opposite ends of the second connecting block. The third elastic plug-in 1211 is connected to the second fixing layer 13, and the fourth elastic plug-in 1212 is connected to the spherical contact layer 14. .

In the above structure: by providing the first elastic post and the second elastic post, the elasticity of the first fixed post 111 when contacting the first fixed layer 11 and the racket 2 can be ensured, and the second fixed post 131 and the second fixed post 131 can also be ensured. The elasticity of the fixed layer 13 and the spherical contact layer 14 when they are in contact, since the first fixed pillar 111 and the second fixed pillar 131 abut the spherical contact layer 14 and the racket 2 respectively, if their elastic properties are poor, it will affect the spherical contact The elasticity of layer 14 when hitting the ball, thereby affecting the hand feeling of the player, resulting in hitting errors.

In this embodiment, the flexible sponge layer is woven from SAP fibers and strip-shaped elastic fillers.

The technical means disclosed in the solution of the present invention is not limited to the technical means disclosed in the above embodiments, but also includes a technical solution composed of any combination of the above technical features.

Claims

A ping-pong racket cover rubber for preventing shedding and warping, comprising a cover rubber layer (1) and a racket (2) for installing the cover rubber layer (1), characterized in that the cover rubber layer (1) is in turn It includes a first fixing layer (11), an elastic sponge layer (12), a second fixing layer (13) and a spherical contact layer (14); the first fixing layer (11) includes a first rubber layer and a first fixing column (111), one end of the first fixing post (111) is connected to the first rubber layer, and the other end is provided with a limiting block (1311), the limiting block (1311) is connected to the racket (2), the first A rubber layer is provided with a first through hole (112), the second fixing layer (13) includes a second rubber layer and a second fixing post (131), one end of the second fixing post (131) is connected With the second rubber layer, the second fixing post (131) is connected to the spherical contact layer (14), the second rubber layer is provided with a second through hole, and the elastic sponge layer (12) is located in the first fixing Between the layer (11) and the second fixing layer (13), the elastic sponge layer (12) is provided with a third through hole (121), and the first fixing and second fixing posts (131) respectively pass through The spherical contact layer (14) is arranged through the through hole, and is a ball hitting rubber.
The table tennis racket cover rubber for preventing falling off and lifting the skin according to claim 1, wherein the racket (2) is provided with a blind hole and a fixing groove (21), and the first fixing post (111) is provided with a blind hole and a fixing groove (21). ) Is arranged through the blind hole, and the limiting block (1311) is located in the fixing groove (21).
The table tennis racket cover rubber for preventing falling off and lifting the skin according to claim 1, characterized in that: the racket (2) is provided with an arc-shaped groove, and the arc-shaped groove is arranged around the edge of the racket (2), A glue column is arranged on the first rubber layer, and the glue column is adapted to the arc-shaped groove.
The table tennis racket cover rubber for preventing falling off and lifting skin according to claim 1, characterized in that: the spherical contact layer (14) is provided with connecting bumps (141), and the second fixed connection and connection Bump (141).
The ping-pong racket cover rubber for preventing falling off and lifting skin according to claim 1, characterized in that: the first fixing column (111) comprises a first elastic column and a first connecting block, and the first elastic column (111) comprises a first elastic column and a first connecting block. The column includes a first elastic insert (1111) and a second elastic insert (1112). The first elastic insert (1111) and the second elastic insert (1112) are respectively connected to the two ends of the first connecting block. The first elastic insert (1111) is connected with the first fixing layer (11), and the second elastic insert (1112) is connected with the racket (2).
The table tennis racket cover rubber for preventing falling off and lifting skin according to claim 1, characterized in that: the second fixing column (131) is provided with a second elastic column and a second connecting block, and the second fixing column (131) is provided with a second elastic column and a second connecting block. The elastic column includes a third elastic insert (1211) and a fourth elastic insert (1212), and the third elastic insert (1211) and the fourth elastic insert (1212) are respectively connected to the two ends of the second connecting block, respectively, The third elastic insert (1211) is connected with the second fixing layer (13), and the fourth elastic insert (1212) is connected with the spherical contact layer (14).
The ping-pong racket cover rubber for preventing shedding and warping according to claim 1, wherein the flexible sponge layer is woven from SAP fibers and strip-shaped elastic fillers.