CN2165894Y

CN2165894Y - Omnibearing smashing training appliance for tennis

Info

Publication number: CN2165894Y
Application number: CN 93215326
Authority: CN
Inventors: 宋兰忠; 宋兰国; 黄金木
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-06-04
Filing date: 1993-06-04
Publication date: 1994-05-25
Anticipated expiration: 2003-06-04

Abstract

The utility model relates to an omnibearing hit training appliance for tennis balls. A shaft core of a tennis ball is penetrated with an elastic rope strip, and the outside is penetrated and sheathed by an electric sleeve pipe. The tail end of the rope strip is provided with a metal rod. The tail end of the metal rod is connected with the sleeve pipe through a spring or is connected with the bottom end of a metal pipe which is in stacking connection with the bottom end of the sleeve pipe, and the metal pipe is in the shape of a C-shaped opening. The entire assembly component is inserted in a support column pipe of a base. The telescopic length of the sleeve pipe is adjusted through the locking and loosening operation of an adjusting bolt on the support column pipe, which is used for different hit trains of the tennis balls.

Description

Omnibearing smashing training appliance for tennis

The utility model relates to a kind of assistive device of sports, and relating to specifically a kind ofly provides manipulating of different angles of shot comprehensive tennis boxing exerciser.

General simple tennis-exercising device is directly to be placed on the ground with a heavier pedestal, and cooperation system connects an extremely long elasticity cord, and this rope is bound a tennis, after directly batting when making exercise, spheroid bounces back into suitable hit position, for doing the practice stroke that heavily covers; Though above-mentioned exercising machine design, its total is fairly simple to still have shortcoming on reality is used, and is the bounce-back that lands after the spheroid of cord is hit because this is worn, when ball fall on the meadow or chiltern the time, will be not easy to upspring again; Also must beat strength with enough waving, just can make spheroid have enough impulse forces to make the elasticity cord produce the strength that retracts, correspondingly also to there be enough big place to hit for using, in addition for a beginner, can't reach the purpose of kata because the spring of spheroid is irregular, especially when tennis hits, the exercise of multiple elemental motions such as liner ball is bounced, spiral, slam-shot is arranged and above-mentioned exercising machine respectively according to different batting modes, obviously can't satisfy the needs of actual use, thereby the training effect extreme difference, need further improvement really.

Main purpose of the present utility model, provide a kind of comprehensive tennis boxing exerciser for safety exercise use, it can be threaded onto spheroid certain tip position, by the assembling adjustment between pedestal and supporting tube, the difference that obtains spheroid is adjusted the position, satisfying the instructions for use of different practice strokes, thereby reach the purpose of tennis safety practice stroke.

Comprehensive tennis boxing exerciser of the present utility model, include a pedestal and practise using the spheroid that is coated with the elastic threads bar for bouncing, be characterized in: the rope bar that is threaded onto on the spheroid passes a spring-backed quill, its body one end is resisted against the bottom of spheroid, the bottom of rope bar is hinged with a metal bar, the affixed spring in rod bottom, in the casing shoe one section metal tube that splices, and make the spring bottom be fixed in the metal tube bottom, the body of the direct rod shape that is spliced is inserted in the supporting tube that is articulated on the bottom base, and described supporting tube top one side is provided with the extension elongation of a locking bolt with the fixing sleeve pipe that is plugged; The central authorities of pedestal are arranged with two relative seat boards to articulate supporting tube, and the swing chute of presetting on the matching board face can be done angle adjustment for supporting tube.

Described comprehensive tennis boxing exerciser, wherein supporting tube is established with two relative seat boards folder in the pedestal stage casing, and articulates a bar respectively in the two ends of plate body, and another bar that is pivoted in the outer end of a bar wherein, to transfer into the T shape pedestal of a vertical configuration.

Described comprehensive tennis boxing exerciser, wherein supporting tube can plug arm prolongation assembly in addition.

Described comprehensive tennis boxing exerciser, wherein the bottom of the spring that connect of metal bar bottom can directly be fixed in the spring-backed quill bottom of prolongation.

The utility model has the advantages that to have on the one hand the resilience after the good batting, avoid the situation that not resilience takes place and do not retract after ball hits, thereby the possibility of the training that repeats to bat can be provided more reliably; On the other hand, the angle of its adjustable strut pipe and the extension elongation of sleeve pipe be with the omnibearing training with the multiple elemental motion that adapts to different batting modes of the diverse location that obtains tennis, thereby obtain preferable training effect.

Now also further specify the purpose of this utility model and architectural feature in conjunction with the accompanying drawings in conjunction with instantiation.

Fig. 1 analyses and observe reference diagram for assembling of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the utility model tennis boring threading schematic diagram;

Fig. 4 is the utility model assembling outside drawing;

Fig. 5 implements illustration for the another kind of the utility model tennis system dress;

Fig. 6 just adjusts schematic diagram for the utility model tennis;

Fig. 7 adjusts schematic diagram for the utility model luffing angle;

Fig. 8 is the utility model shot schematic diagram;

Fig. 9 is the utility model extended type assembling schematic diagram;

Figure 10 folds schematic diagram for the utility model.

Comprehensive tennis boxing exerciser of the present utility model, as shown in Figure 3, axle center in tennis spheroid 10 wears a through hole 12 with a hole digger 11, cooperate and consult Fig. 1, shown in 2, the elastic threads bar made from a PU material 13 runs through spheroid 10, and the rope bar 13 that will run through spheroid 10 is inserted and is passed the spring-backed quills 20 of a rubber system, a metal bar 15 is riveted in bottom in rope bar 13, the barred body bottom then is preset with perforation for one section spring 14 of tipping, the bottom of sleeve pipe 20 connects the metal tube 21 of establishing one section tool C v notch v groove shape, the bottom of spring 14 is arranged at the bottom of metal tube 21, again metal tube 21 is spliced and become a direct rod shape in the bottom of gum sleeve 20, the body of rod after splicing is inserted in the inside of a supporting tube 22, top one side of supporting tube 22 is provided with the bolt 23 of a locking usefulness, put spring-backed quill 20 in order to adjust lock, to adjust the position height of spheroid 10, as shown in Figure 6.

As shown in Figure 2, the bottom of supporting tube 22 is run through with a screw rod 241 and is installed on the pedestal 30, pedestal 30 comprises: by two seat board 31 left sides of assembling relatively, part the seat bar 32 that is not pivoted on the right side, 33, with the end of the present bar 32 vertical bottom bar that is pivoted 321 in addition, make the combination that is combined to form a T word shape of whole pedestal 30, supporting tube 22 bottoms respectively be provided with up and down one the

perforation

24,25, wherein go up in the perforation 24 and set a screw rod 241, be articulated in 31 of two relative seat boards, the arc chute 34 of matching board bottom, following perforation 25 with respect to chute 34 positions plugs another screw rod 26, and by the outside of plate body respectively with wing nut 27 locking location, for the angle adjustment (as shown in Figure 7) of supporting tube 22.Via promptly becoming just like tennis-exercising device shown in Figure 4 after the above-mentioned structure assembling.

When using exercising machine, if be used for general practice stroke, at first must be according to batter's the height and the height of batting, the locking bolt 23 of supporting tube 22 1 sides is located in suitable adjustment, as shown in Figure 6, spring-backed quill 20 insertion depths are suitably adjusted and locking, when making racket batting operation, spheroid 10 can be hit and outwards be dished out to a side, and the people of batting can be visual to the direction that goes out ball, angle satisfies the requirement of self training, flexible by the spring 14 of elastic threads bar 13 metal bars that tail end connects 15 bottoms that install on the spheroid 10, make spheroid 10 bounced outwards dish out after, can be withdrawn into original position rapidly, for the operation of continuous practice stroke; As when carrying out the exercise of accurate eyeball, can be as shown in Figure 9, peg graft in supporting tube 22 tops of the bottom arm 221 of another section, the central siphon section 222 that one section plug-in mounting is established in its pipe bottom, in the supporting tube 22 that plugs the bottom, cooperate the arm 221 of the locking bolt 23 of a side with the locking grafting, the member that again spring-backed quill 20 grades spliced plugs the inside, top of the arm 221 that connection plugs together together, and by the locking bolt 231 locking sleeve pipes 20 of a side, for the operation of fixing and adjust spheroid 10, make the suitable height and position of elevated height to of spheroid 10, certainly also can cooperate state as shown in Figure 7,, adjust the inclination of supporting tube 22 and put angle according to the angle of hitting bat, can reach the required variation of angle of shot, more can reach the purpose of real exercise really.

As shown in Figure 5, the length of sleeve pipe 20 can be lengthened to suitable length, make the bottom of the spring 14 that metal bar 15 is connected that links with bar 13 bottoms of restricting, directly link the bottom that is connected to sleeve pipe 20, when spheroid 10 is hit, can directly pull out the action that rope bar 13 and spring 14 extend and reply, can make sleeve pipe 20 adjust overhanging length like this and suitably prolong; In addition exercising machine after using to fold operation also very easy, must be the axle center according to the seat board 31 that articulates only with

seat bar

32,33, divide to partly folding of plate body by both sides, and the vertical bottom bar 321 of T shape transferred and a former bar 32 position in line that is pivoted, to reach the pattern that folds as shown in figure 10, go out to carry and put very convenient.

Claims

1, a kind of comprehensive tennis boxing exerciser, include: the spheroid that is coated with the elastic threads bar of exercise usefulness is bounced in a pedestal and confession, it is characterized in that: the rope bar that is threaded onto on the spheroid wears by a spring-backed quill, described sleeve pipe body one end is resisted against the bottom of spheroid, a metal bar is riveted in the bottom of rope bar, the barred body bottom is hinged with a spring, one section metal tube splices in the spring-backed quill bottom, the spring bottom is fixed in the bottom of described metal tube, the body of the direct rod shape that is spliced is inserted in the supporting tube that is articulated on the bottom base, and supporting tube top one side is provided with a locking bolt with the fixing sleeve pipe extension elongation of inserting; The central authorities of described pedestal set up two relative seat boards separately to articulate supporting tube, and the plate face of seat board is provided with the swing chute relatively, carries out angle adjustment for supporting tube.

2, comprehensive tennis boxing exerciser according to claim 1, it is characterized in that: pedestal stage casing two relative seat board folders are established supporting tube, the two ends of plate body articulate a bar respectively, and another bar that is pivoted in the outer end of a bar wherein, for the T shape pedestal of transferring into a vertical configuration.

3, comprehensive tennis boxing exerciser according to claim 1 is characterized in that: supporting tube can plug an arm in addition and prolong assembly.

4, comprehensive tennis boxing exerciser according to claim 1, it is characterized in that: the bottom of the spring that the metal bar bottom is connect can directly be fixed in the spring-backed quill bottom of prolongation.