JPS63117574U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is a partially sectional front view showing an embodiment of the present invention, Fig. 2 is a left side view of the embodiment, Fig. 3 is a plan view of the embodiment, and Figs. 4 and 5. 6 is a perspective view of components used in the same embodiment, and FIG. 6 is a front view showing one state of use of the same embodiment. 2...Base, 4...Support shaft, 10, 12...Ball launching wheel, 14...Electric motor (drive means),
48...Ball firing main body, 50, 51...Belt (driving means), 52...Inclination adjustment plate (inclination adjustment means),
76, 78... Link member (elevating means), 90... Hydraulic cylinder device (fluid pressure cylinder device).

Claims (1)

[Claims for Utility Model Registration] 1. A ball firing body comprising a pair of ball firing wheels that are rotatable around mutually opposing axes and are supported by opposing shafts with a ball clamping interval, and the pair of ball firing wheels. A training device for volleyball or the like that includes a drive means that can rotate the wheels in opposite directions, and a support means that includes an erected support shaft that supports the ball launcher body so as to be swingable from side to side. An inclination adjusting means capable of tilting the ball launching main body back and forth is provided, and the ball launching main body, the inclination adjusting means and the supporting means are arranged on a base on which an operator can ride, and the base A training device for volleyball, etc., characterized in that it is equipped with an elevating means that allows all of the above-mentioned means to be raised and lowered by a fluid pressure cylinder device. 2 The upper member on which the support shaft is erected and on which the operator rides, and the lower member on which the transfer wheels are provided are connected by a link member assembled in an X shape, and the X is connected by a fluid pressure cylinder device. A training device for volleyball or the like according to claim 1, wherein the opening angle of the letter-shaped link member is adjustable, and the base and lifting means are configured. 3. The training device for volleyball or the like according to claim 1 or 2, wherein the support means includes a support shaft in which a plurality of pipes having different diameters are fit together in an expandable and contractable manner. 4. The inclination adjustment means includes a horizontal rotation axis that supports the ball launcher body so as to be rotatable back and forth, and an inclination adjustment plate that can be screwed to adjust the ball launcher body to a predetermined inclination angle. A practice device for volleyball, etc., according to any one of claims 1 to 3, which is provided on the upper end side of a shaft.