CN203525250U

CN203525250U - Tennis racket for teaching

Info

Publication number: CN203525250U
Application number: CN201320713768.4U
Authority: CN
Inventors: 姜广义
Original assignee: Jilin Institute of Physical Education
Current assignee: Jilin Institute of Physical Education
Priority date: 2013-11-13
Filing date: 2013-11-13
Publication date: 2014-04-09
Anticipated expiration: 2023-11-13

Abstract

The utility model discloses a tennis racket for teaching, which belongs to the field of sports goods, and solves the problem that existing tennis rackets are not suitable to be used in teaching. The tennis racket for teaching comprises a racket head, an elastic rod, a handle, indicating lamps, racket net lines and hitting point marks, wherein the racket head is fixedly connected with the upper end of the elastic rod, the elastic rod thickens gradually from the upper end to the lower end, the lower end of the elastic rod is fixedly connected with the handle, the racket head, the elastic rod and the handle are all hollow structures, the four indicating lamps are arranged in the racket head, batteries are arranged in the handle, a battery cover and a switch are arranged on the lower end of the handle, the batteries supply power for the indicating lamps through wires, the section of the handle is of an octagon, and a plurality of holding mode lines are arranged on the handle, are arranged on the edges of the handle, and are distinguished by adopting different colors. The racket net lines are further arranged in the racket head, and the hitting point marks are arranged on the racket net lines. The tennis racket for teaching is used for tennis basic teaching.

Description

A kind of tennis racket of the use of imparting knowledge to students

Technical field:

The utility model belongs to sports goods field, is specifically related to a kind of tennis racket of the use of imparting knowledge to students.

Background technology:

In tennis teaching, coach does not need batting or does not need ball to hit too far when demonstration explanation elemental motion, only need to allow student see standard operation and ball-driving method clearly, so existing tennis racket is not suitable for using in teaching.

Utility model content:

The purpose of this utility model is the problem that is not suitable for using in teaching in order to solve existing tennis racket, and a kind of tennis racket of the use of imparting knowledge to students is provided, and its technical scheme is as follows:

A tennis racket for the use of imparting knowledge to students, it comprises racket head, elastic force bar, handle, indicator lamp, catgut string and striking point on the ball mark, described racket head is fixedly connected with the upper end of elastic force bar, described elastic force bar is gradually thick by upper end to lower end, the lower end of elastic force bar is fixedly connected with handle, described racket head, elastic force bar and handle are hollow structure, in racket head inner side, be provided with four indicator lamps, in handle, be provided with battery, in the lower end of handle, be provided with battery cover and switch, battery is that indicator lamp is powered by wire, described wire is arranged on racket head, in the hollow structure of elastic force bar and handle, the cross section of described handle is octagon, on handle, be provided with many grip lines, grip line is all arranged on the seamed edge of handle, many grip line adopts different colours to distinguish, described racket head inner side is also provided with catgut string, on catgut string, be provided with batting ball point mark, described striking point on the ball mark adopts quality of rubber materials, be shaped as the circle with arrow, a side at striking point on the ball mark is covered with rubber column, the spacing of each rubber column is less than the diameter of catgut string, and striking point on the ball mark is clipped on catgut string by rubber column.

The beneficial effects of the utility model are: can make student clearly see the standard operation of demonstration, also have the effect of buffering striking force, avoid making wrist injured when demostrating action, also the various grips of convenient explanation and ball-driving method.

Accompanying drawing explanation:

Fig. 1 is external structure schematic diagram of the present utility model.

Fig. 2 is internal structure schematic diagram of the present utility model.

Fig. 3 is striking point on the ball mark schematic diagram of the present utility model.

The specific embodiment:

With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of tennis racket of the use of imparting knowledge to students, it comprises racket head 1, elastic force bar 2, handle 3, indicator lamp 4, catgut string 5 and striking point on the ball mark 6, described racket head 1 is fixedly connected with the upper end of elastic force bar 2, described elastic force bar 2 is gradually thick by upper end to lower end, the lower end of elastic force bar 2 is fixedly connected with handle 3, described racket head 1, elastic force bar 2 and handle 3 are hollow structure, in racket head 1 inner side, be provided with four indicator lamps 4, in handle 3, be provided with battery 3-1, in the lower end of handle 3, be provided with battery cover 3-2 and switch 3-3, battery 3-1 is indicator lamp 4 power supplies by wire 3-4, described wire 3-4 is arranged on racket head 1, in the hollow structure of elastic force bar 2 and handle 3, the cross section of described handle 3 is octagon, on handle 3, be provided with many grip line 3-5, grip line 3-5 is all arranged on the seamed edge of handle 3, many grip line 3-5 adopts different colours to distinguish, described racket head inner side is also provided with catgut string 5, on catgut string 5, be provided with batting ball point mark 6, described striking point on the ball mark 6 adopts quality of rubber materials, be shaped as the circle with arrow, a side at striking point on the ball mark 6 is covered with rubber column 6-1, the spacing of each rubber column 6-1 is less than the diameter of catgut string 5, and striking point on the ball mark 6 is clipped on catgut string 5 by rubber column 6-1.

Preferably, described elastic force bar 2 adopts spring steel material;

Preferably, described handle 3 adopts the fine material of carbon.

The using method of utility model and principle: before demostrating action, first open indicator lamp 4, make the clearer bat shape of seeing each elemental motion of student's energy; By tiger's jaw, aim at the various grips of the convenient explanation of different grip line 3-5, elastic force bar 2 can play cushioning effect, by the various ball-driving methods of striking point on the ball mark 6 convenient explanation.

Claims

1. a tennis racket for the use of imparting knowledge to students, is characterized in that it comprises racket head (1), elastic force bar (2), handle (3), indicator lamp (4), catgut string (5) and striking point on the ball mark (6), described racket head (1) is fixedly connected with the upper end of elastic force bar (2), described elastic force bar (2) is gradually thick by upper end to lower end, the lower end of elastic force bar (2) is fixedly connected with handle (3), described racket head (1), elastic force bar (2) and handle (3) are hollow structure, in racket head (1) inner side, be provided with four indicator lamps (4), in handle (3), be provided with battery (3-1), in the lower end of handle (3), be provided with battery cover (3-2) and switch (3-3), battery (3-1) is indicator lamp (4) power supply by wire (3-4), described wire (3-4) is arranged on racket head (1), in the hollow structure of elastic force bar (2) and handle (3), the cross section of described handle (3) is octagon, on handle (3), be provided with many grip lines (3-5), grip line (3-5) is all arranged on the seamed edge of handle (3), many grip lines (3-5) adopt different colours to distinguish, described racket head inner side is also provided with catgut string (5), on catgut string (5), be provided with batting ball point mark (6), described striking point on the ball mark (6) adopts quality of rubber materials, be shaped as the circle with arrow, a side at striking point on the ball mark (6) is covered with rubber column (6-1), the spacing of each rubber column (6-1) is less than the diameter of catgut string (5), and striking point on the ball mark (6) is clipped on catgut string (5) by rubber column (6-1).

2. a kind of tennis racket of the use of imparting knowledge to students as claimed in claim 1, is characterized in that described elastic force bar (2) adopts spring steel material.

3. a kind of tennis racket of the use of imparting knowledge to students as claimed in claim 1, is characterized in that described handle 3 adopts the fine materials of carbon.