CN209333158U - Tennis serving equipment with adjustable serving height - Google Patents

Abstract

The utility model discloses tennis serving equipment with adjustable serving height, which comprises a control mechanism, a main control board, a serving mechanism and a serving mechanism, wherein the serving mechanism comprises a serving wheel, a serving motor and a serving bucket, the serving bucket is arranged on a supporting seat in a way of rotating up and down through a rotating shaft, and the rear part of the serving bucket is connected with an angle adjusting mechanism; the angle adjusting mechanism comprises a connecting rod and an adjusting knob, the connecting rod is connected with the upper end of the rear part of the pitching bucket, and the adjusting knob is connected with the connecting rod to form an adjusting operation mechanism. The utility model can smoothly and rapidly send out tennis balls under the mutual matching of the ball sending mechanism and the ball serving mechanism through the control of the control mechanism, and at the same time, at least two sets of ball serving mechanisms are arranged, so that the tennis ball can be exercised for at least two people at the same time; and through setting up angle adjustment mechanism, the angle of serve that rotatory adjust knob can change the service bucket to realize the regulation of service height, whole simple structure, convenient operation.

Description

Tennis serving equipment with adjustable serving height

technical field

The utility model relates to the technical field of sports training devices, in particular to a device for automatically serving tennis balls.

Background technique

When performing tennis training, the traditional method basically relies on two people to practice in pairs, which makes the exerciser's time arrangement not free. And in order to improve the effectiveness and convenience of training, a large amount of tennis balls are usually used to increase the intensity of training. However, at this time, the amount of exercise of the training partner will be very high, which not only affects the training effect, but also makes the training partner very tired. In order to solve this problem, people have developed various tennis ball serving devices, some of which serve in the form of ejection or impact, and some serve in the form of wheel throwing. serve. However, most of the tennis balls currently on the market are not easy to control the strength of the ball, the structure of the equipment is complicated, the angle adjustment is inconvenient to control, and the height of the ball is more difficult to adjust.

Utility model content

The technical problem to be solved by the utility model is to provide a tennis serve equipment with simple structure, reasonable design, convenient height adjustment, and adjustable serve height that can be practiced by multiple people at the same time. Part of the technology disclosed in "An Automatic Tennis Serving Equipment", such as the ball delivery mechanism, the ball delivery mechanism, the support frame, etc.

In order to solve the above technical problems, the utility model adopts the following technical scheme: a tennis ball serving equipment with adjustable serving height, including a control mechanism, a main control board, a ball serving mechanism and a ball sending mechanism, and the serving mechanism is connected to the ball sending mechanism; wherein, the serving mechanism It includes a serving wheel, a serving motor and a serving bucket. The serving motor is fixed on one side of the serving bucket. The serving wheel is connected to the serving motor. The serving bucket is an upwardly tilted arc structure. The arc-shaped opening of the ball is matched to form an extruded and rotated ball structure, which is characterized in that: the ball is mounted on a support seat in a manner that can rotate up and down through a rotating shaft, and an angle adjustment mechanism is connected to the rear of the ball; the angle The adjusting mechanism includes a connecting rod and an adjusting knob, the connecting rod is connected with the upper rear part of the serving bucket, and the adjusting knob is connected with the connecting rod to form an adjusting operating mechanism.

Further, the angle adjustment mechanism is installed on a mounting plate, the support base is also fixed on the mounting plate, and the serving bucket is installed on the support base to form a lever structure.

Further, the angle adjustment mechanism also includes a crankshaft, one end of the crankshaft is connected with the connecting rod, and the other end is connected with the adjustment knob, and the adjustment knob is installed on a fixing plate, and the fixing plate is vertically fixed on the installation plate .

Further, a main gear is fixed on the adjustment knob, and the main gear is close to the fixed plate; the main gear meshes with a linkage gear, and the linkage gear meshes with a brake gear; the brake gear is installed on a control handle, and the control handle is movably installed close to the fixed plate; The upper end of the control handle is connected with a brake spring, and the brake spring is connected and fixed with the fixed plate to form a reset structure for the control handle; a hole with a length greater than the width of the control handle is provided on the mounting plate, and the lower section of the control handle is inserted into the hole to form a left-right Swing structure; when the brake spring is in a natural state, the brake gear is pushed by the brake spring and the control handle to the position where it meshes with the linkage gear and the main gear at the same time, forming a static positioning structure for the ball bucket. To adjust the height of the ball, first pull the control handle away from the main gear, so that the brake gear is separated from the main gear. At this time, the adjustment knob is rotated, and the crankshaft rotates accordingly, driving the connecting rod, which pulls the ball bucket, and the ball bucket rotates along the The shaft rotates up or down to adjust the height of the ball by changing the angle of the ball. After the adjustment is in place, the control handle is released, and under the action of the brake spring, the control handle resets with the brake gear, and meshes with the main gear again, so that the main gear cannot rotate, and the serving bucket realizes being stationary.

Further, two sets of ball launching mechanisms are installed on the mounting plate, one set faces to the left, and the other set faces to the right, forming a left-right symmetrical structure. The two sets of ball launching mechanisms are connected with an angle adjustment mechanism; the organic shell is fixed on the mounting plate, A control panel is arranged on the casing; the casing covers two sets of ball-driving mechanisms and an angle adjustment mechanism inside, and the ball-out holes on both sides of the casing are aligned with the ball-going openings of the ball-serving buckets of the ball-driving mechanisms.

Further, the ball sending mechanism includes a ball loading frame and a ball distribution plate, the ball loading frame is installed on the casing, the ball distribution plate is installed on the bottom of the ball loading frame through a support shaft, and is suspended above the ball serving bucket, and the ball is distributed The ball drop opening of the disc is aligned with the ball bucket, and the support shaft is fixed on the mounting plate.

Further, the mounting plate is fixed on a liftable support frame, and the liftable support frame includes a main rod and a lifting rod, and a lifting seat and a battery for powering the ball mechanism are fixed on the main rod, and the lifting rod is installed A liftable structure is formed on the lifting seat; a rack is provided on the side of the lifting rod, and the rack meshes with the gear mechanism in the lifting seat, and the gear mechanism is connected with a lifting rocker, which is arranged on the side of the lifting seat; The other side of the rack is provided with a locking adjustment knob that can lock the rack to make the elevating rod stationary.

Further, a telescopic tripod is installed on the lower part of the main rod, and the telescopic tripod is supported by the telescopic tripod to be more stable.

Through the control of the control mechanism, the utility model can send tennis balls smoothly and quickly under the mutual cooperation of the ball sending mechanism and the serving mechanism. At the same time, because at least two sets of serving mechanisms are provided, at least two people can be practiced at the same time; and through An angle adjustment mechanism is provided, and the serving angle of the serving bucket can be changed by rotating the adjusting knob, so as to realize the adjustment of the serving height. The whole structure is simple and the operation is convenient.

Description of drawings

Fig. 1 is the three-dimensional structural diagram of the utility model;

Fig. 2 is the exploded structural diagram of the utility model;

Fig. 3 is the structural diagram of the ball-serving mechanism of the present utility model.

In the figure, 1 is the ball loading frame, 2 is the ball distribution plate, 3 is the casing, 31 is the control panel, 4 is the main control board, 5 is the ball delivery mechanism, 51 is the ball bucket, 52 is the ball motor, and 53 is the ball wheel , 54 is a support seat, 55 is a rotating shaft, 6 is a mounting plate, 61 is a fixed plate, 62 is a crankshaft, 63 is a connecting rod, 64 is an adjustment knob, 65 is a main gear, 66 is a linkage gear, 67 is a brake gear, 68 is a control handle, 69 is a brake spring, 7 is a battery, 8 is a lifting seat, 81 is a lifting rocker, 82 is a locking adjustment knob, 9 is a support frame, 91 is a main rod, 92 is a lifting rod, and 93 is a tooth Bar, 94 is telescopic tripod.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

In this embodiment, referring to Fig. 1, Fig. 2 and Fig. 3, the tennis ball serving equipment with adjustable serving height includes a control mechanism, a main control board 4, a ball serving mechanism 5 and a ball sending mechanism, and the serving mechanism 5 is connected to the ball sending mechanism; Wherein, the serving mechanism 5 comprises a serving wheel 53, a serving motor 52 and a serving bucket 51, the serving motor 52 is fixed on one side of the serving bucket 51, the serving wheel 53 is connected with the serving motor 52, and the serving bucket 51 is an upwardly tilted arc structure, the serving wheel 53 is installed inside the front end of the serving bucket 51 and cooperates with the arc-shaped serving opening of the serving bucket 51 to form an extruded and rotating serving structure; On the seat 54, the rear portion of the serving bucket 51 is connected with an angle adjustment mechanism; the angle adjustment mechanism includes a connecting rod 63 and an adjusting knob 64, the connecting rod 63 is connected with the rear upper end of the serving bucket 51, and the adjusting knob 64 is connected with the connecting rod 63 to form Adjust the operating mechanism.

The angle adjustment mechanism is installed on a mounting plate 6, and the support base 54 is also fixed on the mounting plate 6, and the serving bucket 51 is installed on the support base 54 to form a lever structure.

The angle adjustment mechanism also includes a crankshaft 62, one end of the crankshaft 62 is connected with the connecting rod 63, and the other end is connected with the adjustment knob 64, the adjustment knob 64 is installed on a fixed plate 61, and the fixed plate 61 is vertically fixed on the above the mounting plate 6.

A main gear 65 is fixed on the adjustment knob 64, and the main gear 65 is close to the fixed plate 61; the main gear 65 engages a linkage gear 66, and the linkage gear 66 engages a brake gear 67; the brake gear 67 is installed on a control handle 68, and the control handle 68 is movably installed near the fixed plate 61; a brake spring 69 is connected to the upper end of the control handle 68, and the brake spring 69 is connected and fixed with the fixed plate 61 to form a reset structure for the control handle 68; Width of the hole, the lower segment of the control handle 68 is inserted in the hole to form a structure that can swing left and right, so that the control handle 68 can be moved left and right; Push to the position of meshing with the linkage gear 66 and the main gear 65 at the same time to form the static positioning structure of the serving bucket 51 . When adjusting the height of the ball, first pull the control handle 68 in a direction away from the main gear 65, so that the brake gear 67 is separated from the main gear 65. At this time, the adjustment knob 64 is rotated, and the crankshaft 62 rotates thereupon, driving the connecting rod 63, and the connecting rod 63 Pull the ball-serving bucket 51, and the ball-serving bucket 51 rotates upwards or downwards along the rotation axis, thereby realizing the adjustment of the height of the ball by changing the angle of the ball. After the adjustment is in place, release the control handle 68, under the action of the brake spring 69, the control handle 68 resets with the brake gear 67, and meshes with the main gear 65 again, so that the main gear 65 cannot rotate (because the three gears mesh with each other and cannot rotate ), the serving bucket 51 promptly realizes standing still.

Two sets of ball-driving mechanisms 5 are installed on the mounting plate 6, one set is towards the left, and the other is towards the right, forming a left-right symmetrical structure. The two sets of ball-driving mechanisms 5 are all connected with an angle adjustment mechanism; 3. A control panel 31 is provided on the casing 3; the casing 3 covers two sets of ball-serving mechanisms 5 and an angle adjustment mechanism inside, and the ball-out holes on both sides of the casing 3 are connected to the ball-serving opening of the ball-serving mechanism 55. align.

The ball sending mechanism includes a ball loading frame 1 and a ball distribution plate 2. The ball loading frame 1 is installed on the casing 3, and the ball distribution plate 2 is installed on the bottom of the ball loading frame 1 through a support shaft, and is suspended from the bottom of the ball delivery bucket 51. Above, the ball drop opening of the ball distribution plate 2 is aligned with the serving bucket 51, and the support shaft is fixed on the mounting plate 6.

Mounting plate 6 is fixed on a liftable support frame 9, and this liftable support frame 9 comprises main rod 91 and lifting rod 92, is fixed with elevating seat 8 and is used for giving ball mechanism 5 power supply on main rod 91. Battery 7, elevating rod 92 are installed on elevating seat 8 to form liftable structure; The lifting rocker 81 is arranged on the side of the lifting base 8; the other side of the lifting base 8 is provided with a locking adjustment knob 82 that can lock the rack 93 to make the lifting rod 92 static.

A telescopic tripod 94 is installed on the bottom of the main rod 91, and is supported by the telescopic tripod 94, which is more stable.

The utility model has been described in detail above. The above description is only a preferred embodiment of the utility model. When it cannot limit the scope of the utility model, all equivalent changes and modifications made according to the scope of the application should be Still belong to the scope covered by the present utility model.

Claims (8)

1. A tennis ball serving equipment with adjustable serving height, comprising a control mechanism, a main control board, a ball serving mechanism and a ball sending mechanism, the serving mechanism is connected to the ball sending mechanism; wherein, the serving mechanism includes a serving wheel, a serving motor and a serving bucket, and the serving motor Fixed on one side of the serving bucket, the serving wheel is connected to the serving motor. The serving bucket is an upwardly tilted arc structure. The serving wheel is installed inside the front end of the serving bucket and cooperates with the arc-shaped opening of the serving bucket to form a squeeze and rotate the ball. The structure is characterized in that: the serving bucket is installed on a support base in a manner that can rotate up and down through the rotating shaft, and the rear part of the serving bucket is connected with an angle adjustment mechanism; the angle adjustment mechanism includes a connecting rod and an adjusting knob, and the connecting rod It is connected with the rear upper end of the serving bucket, and the adjustment knob is connected with the connecting rod to form an adjustment operation mechanism. 2. The tennis serving equipment with adjustable serving height according to claim 1, characterized in that: the angle adjustment mechanism is installed on a mounting plate, the support base is also fixed on the mounting plate, and the serving bucket is installed A lever structure is formed on the supporting seat. 3. The tennis serving equipment with adjustable serving height according to claim 2, characterized in that: said angle adjustment mechanism also includes a crankshaft, one end of which is connected to said connecting rod, the other end is connected to an adjustment knob, and the adjustment knob It is installed on a fixed plate, and the fixed plate is vertically fixed on the said mounting plate. 4. The tennis serving equipment with adjustable serving height according to claim 3, characterized in that: a main gear is fixed on the adjustment knob, and the main gear is close to the fixed plate; the main gear meshes with a linkage gear, and the linkage gear meshes with a brake gear ; The brake gear is installed on a control handle, and the control handle is movably installed close to the fixed plate; a brake spring is connected to the upper end of the control handle, and the brake spring is connected and fixed with the fixed plate to form a reset structure for the control handle; A hole larger than the width of the control handle, the lower section of the control handle is inserted into the hole to form a structure that can swing left and right; when the brake spring is in a natural state, the brake gear is pushed by the brake spring and the control handle to the position where it meshes with the linkage gear and the main gear at the same time , forming the static positioning structure of the serving bucket. 5. The tennis serving equipment with adjustable serving height according to claim 4, characterized in that: two sets of serving mechanisms are installed on the mounting plate, one set faces to the left, and the other set faces to the right, forming a left-right symmetrical structure, and the two sets face to the left. Both sets of ball launching mechanisms are connected with an angle adjustment mechanism; the organic casing is fixed on the mounting plate, and a control panel is arranged on the casing; The hole is aligned with the tee opening of the tee box of the tee box. 6. The tennis serving equipment with adjustable serving height according to claim 5, characterized in that: the ball sending mechanism includes a ball loading frame and a ball distribution plate, the ball loading frame is installed on the casing, and the ball distribution plate passes through a supporting shaft It is installed at the bottom of the inside of the ball loading frame, and is suspended above the serving bucket. The ball drop opening of the ball distribution plate is aligned with the serving bucket, and the support shaft is fixed on the mounting plate. 7. The tennis serving equipment with adjustable serving height according to claim 6, characterized in that: the mounting plate is fixed on a liftable support frame, and the liftable support frame includes a main rod and a lifting rod, and the main rod A lifting seat and a battery for powering the ball mechanism are fixed on the rod. The lifting rod is installed on the lifting seat to form a liftable structure; Connect a lifting rocker, and the lifting rocker is arranged on the side of the lifting seat; on the other side of the lifting seat, a locking adjustment knob that can lock the rack to make the lifting rod static is arranged. 8. The tennis serving equipment with adjustable serving height according to claim 7, characterized in that: a telescopic tripod is installed on the lower part of the main pole.