CN214763211U - Baseball pitching exercise device - Google Patents

Abstract

The utility model provides a baseball pitching exercise device, which comprises a net rack and a bottom rack, wherein the bottom rack is arranged at the bottom of the net rack, a net is also arranged on the net rack, and a target piece and a net curtain are also arranged on the net rack; the left side and the right side of the underframe are provided with net racks, a plurality of groups of supporting rods are hinged on the underframe, and a clamping mechanism is arranged between the two groups of supporting rods which are oppositely arranged; the net rack is hinged on the underframe, one end of the reinforcing rod is connected with the underframe in a sliding way, the other end of the reinforcing rod is hinged with the net rack, and a limiting mechanism is arranged at the hinged position; by adopting the clamping mechanism, the angle between the net rack and the underframe of the baseball pitching practice frame can be adjusted, the adaptability of the baseball pitching practice frame is improved, the baseball pitching practice frame is more suitable for practicing personnel at different ages, and meanwhile, the baseball pitching practice frame can be folded and folded, so that the occupied space during storage is reduced; through the cooperation that adopts stiffener, bracing piece and stop gear, can consolidate baseball pitching exercise frame, avoid the exerciser to play the baseball on the rack and lead to the slope of baseball pitching exercise frame to overturn.

Description

Baseball pitching exercise device

Technical Field

The utility model relates to the technical field of sports equipment, in particular to a baseball pitching exercise device.

Background

Baseball sports originating in the united states has become a popular world sport that is both an amateur competitive sport and a professional sport. The basic techniques of baseball players include hitting a ball, pitching a ball, catching a ball, passing a ball, running a base, stealing a base, etc., but as a group of sports, it is difficult for the players to practice pitching or catching a ball alone, so that they invented various types of practice stands to assist the players in practice.

In the prior art, the net rack and the underframe of most baseball pitching practice stands are connected through bolts, so that the angle between the net rack and the underframe cannot be adjusted according to the practicing personnel, and the practice stands are complicated to fold and unfold after the practice is finished; the training personnel can hit occasionally and hit on the exercise frame when training, because the exercise frame rely on the chassis to support mostly, stability is relatively poor, need the training personnel to go again with the exercise frame readjust after the baseball is knocked over the exercise frame, bring inconvenience for the training personnel.

SUMMERY OF THE UTILITY MODEL

In view of the problem that exists among the prior art, the utility model discloses a baseball pitching practicing device to the angle between net rack and the chassis on solving the baseball pitching practicing rack can not be regulated and control according to the exerciser, and the relatively poor problem of exerciser stability.

The technical scheme is that the device comprises a net rack and a bottom frame, wherein the bottom frame is arranged at the bottom of the net rack, a net is also arranged on the net rack, and a target and a net curtain are also arranged on the net rack; two groups of underframe are symmetrically arranged at the left and right sides of the net rack, a plurality of groups of support rods are hinged at the opposite sides of the two groups of underframe, and a clamping mechanism is arranged between the two groups of support rods which are oppositely arranged; the rack articulates on the chassis, sliding connection has the one end of stiffener on the chassis, the other end of stiffener pass through the articulated shaft with the rack is articulated, and articulated department is equipped with stop gear.

As a preferred technical scheme of the utility model, screens mechanism includes sliding sleeve, baffle, limiting plate and compression spring, left side be equipped with on the bracing piece the baffle with the sliding sleeve, the sliding sleeve with baffle sliding connection, be equipped with in the sliding sleeve the limiting plate, the limiting plate with press fitting has between the baffle compression spring.

As a preferred technical scheme of the utility model, the sliding sleeve is the penetrating arch casing in both ends, and is the plane with ground contact site, the limiting plate is the crown plate, and seted up with bracing piece size matched with hole.

As an optimized technical scheme of the utility model, the bracing piece is equipped with four groups, articulates respectively the both ends of chassis.

As a preferred technical scheme of the utility model, stop gear includes axle sleeve, spacer pin and extension spring, the axle sleeve suit is in on the articulated shaft, it has still sliding connection on the axle sleeve the spacer pin, the spacer pin with press fitting has between the axle sleeve extension spring, seted up on the articulated shaft the multiunit with spacer pin size cooperatees, the corresponding spacing hole in position.

As an optimal technical scheme of the utility model, the spacer pin is the T round pin that appears, including horizontal round pin and perpendicular round pin, the horizontal round pin with the pressure equipment is equipped with between the axle sleeve extension spring, spacing hole with it cooperatees, the position is corresponding to erect round pin size.

As an optimal technical scheme of the utility model, the stiffener with the chassis slip end is equipped with the slider, seted up on the chassis with slider matched with spout.

As an optimized technical scheme of the utility model, the slider is T shape slider.

The utility model has the advantages that: the utility model can adjust the angle between the net rack and the bottom frame of the baseball pitching practice frame by adopting the clamping mechanism, thereby improving the adaptability of the baseball pitching practice frame, being more suitable for practicing personnel at different ages, being simultaneously beneficial to folding and packing up the baseball pitching practice frame and reducing the occupied space during storage; through the cooperation that adopts stiffener, bracing piece and stop gear, can consolidate baseball pitching exercise frame, avoid the exerciser to play the baseball on the rack and lead to the slope of baseball pitching exercise frame to overturn.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the bottom frame structure of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is an enlarged view of the structure at a of the present invention.

In the figure: 1-net rack, 2-underframe, 3-support rod, 4-sliding sleeve, 5-reinforcing rod, 6-shaft sleeve, 7-limit pin, 8-extension spring, 9-baffle, 10-limit plate and 11-compression spring.

Detailed Description

Example 1

As shown in fig. 1 to 4, the utility model discloses a baseball pitching training device, which adopts the technical proposal that the baseball pitching training device comprises a net rack 1 and a bottom rack 2, wherein the bottom of the net rack 1 is provided with the bottom rack 2, the net rack 1 is also provided with a net, and the net rack is also provided with a target object and a net curtain; two groups of underframe 2 are symmetrically arranged at the left side and the right side of the net rack 1, a plurality of groups of support rods 3 are hinged at the opposite sides of the two groups of underframe 2, and a clamping mechanism is arranged between the two groups of support rods 3 which are oppositely arranged; the rack 1 articulates on chassis 2, sliding connection has the one end of stiffener 5 on chassis 2, the other end of stiffener 5 pass through the articulated shaft with rack 1 is articulated, and articulated department is equipped with stop gear.

As an optimal technical scheme of the utility model, clamping mechanism includes sliding sleeve 4, baffle 9, limiting plate 10 and compression spring 11, left side be equipped with on the bracing piece 3 baffle 9 with sliding sleeve 4, sliding sleeve 4 with baffle 9 sliding connection, be equipped with in the sliding sleeve 4 limiting plate 10, limiting plate 10 with press fitting has between the baffle 9 compression spring 11.

As an optimized technical scheme of the utility model, sliding sleeve 4 is the penetrating arch casing in both ends, and is the plane with ground contact site, limiting plate 10 is the crown plate, and seted up with 3 size matched with holes of bracing piece.

As an optimized technical scheme of the utility model, bracing piece 3 is equipped with four groups, articulates respectively the both ends of chassis 2.

As a preferred technical scheme of the utility model, stop gear includes axle sleeve 6, spacer pin 7 and extension spring 8, 6 suits of axle sleeve are in on the articulated shaft, it has to go back sliding connection on the axle sleeve 6 spacer pin 7, spacer pin 7 with press fitting has between the axle sleeve 6 extension spring 8, seted up on the articulated shaft the multiunit with 7 size cooperatees of spacer pin, the corresponding spacing hole in position.

As an optimal technical scheme of the utility model, spacer pin 7 is the T round pin that appears, including horizontal round pin and perpendicular round pin, the horizontal round pin with the pressure equipment is equipped with between the axle sleeve 6 extension spring 8, spacing hole with perpendicular round pin size cooperatees, the position is corresponding.

As an optimal technical scheme of the utility model, the stiffener 5 with 2 slip ends of chassis are equipped with the slider, seted up on the chassis 2 with slider matched with spout.

As an optimized technical scheme of the utility model, the slider is T shape slider.

The utility model discloses a theory of operation: when in use, the limiting pin 7 is pulled outwards, the extension spring 8 is extended, the limiting pin 7 slides out of the limiting hole on the articulated shaft, the limiting of the articulated shaft is released, the net rack 1 rotates around the hinged part with the bottom frame 2 and is pushed upwards, the sliding block on the reinforcing rod 5 slides in the sliding groove on the bottom frame 2, according to the angle between the contact person adjusting net rack 1 and the underframe 2, after the angle adjustment is completed, the supporting rods 3 are pulled inwards, the supporting rods 3 rotate around the hinged parts with the underframe 2, the sliding sleeve 4 is pulled outwards, the sliding sleeve 4 slides on the supporting rods 3, the compression springs 11 between the baffle plates 9 and the limiting plates 10 are squeezed, the other group of supporting rods 3 at the corresponding positions are embedded into the sliding sleeve 4, the sliding sleeve 4 is loosened, the elastic force of the compression spring 11 resets, and the two groups of opposite support rods 3 are limited, so that the strength of the baseball pitching training frame is improved, and the baseball pitching training frame is prevented from inclining and overturning.

The mechanical connection according to the present invention is a conventional means used by those skilled in the art, and can be suggested by limited tests, which is common knowledge.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims (8)

1. A baseball pitching exercise device comprises a net rack (1) and an underframe (2), wherein the underframe (2) is arranged at the bottom of the net rack (1), a net is also arranged on the net rack (1), and a target piece and a net curtain are also arranged on the net; the method is characterized in that: two groups of underframe (2) are symmetrically arranged at the left side and the right side of the net rack (1), a plurality of groups of support rods (3) are hinged at the opposite sides of the two groups of underframe (2), and a clamping mechanism is arranged between the two groups of support rods (3) which are oppositely arranged; rack (1) articulates on chassis (2), sliding connection has the one end of stiffener (5) on chassis (2), the other end of stiffener (5) pass through the articulated shaft with rack (1) is articulated, and articulated department is equipped with stop gear.

2. A baseball pitching practice apparatus as claimed in claim 1, wherein: screens mechanism includes sliding sleeve (4), baffle (9), limiting plate (10) and compression spring (11), left side be equipped with on bracing piece (3) baffle (9) with sliding sleeve (4), sliding sleeve (4) with baffle (9) sliding connection, be equipped with in sliding sleeve (4) limiting plate (10), limiting plate (10) with pressure equipment has between baffle (9) compression spring (11).

3. A baseball pitching practice apparatus as claimed in claim 2, wherein: the sliding sleeve (4) is an arched shell with two penetrating ends and is a plane with the ground contact part, the limiting plate (10) is a ring plate, and holes matched with the size of the supporting rod (3) are formed.

4. A baseball pitching practice apparatus as claimed in claim 3, wherein: four groups of support rods (3) are respectively hinged at two ends of the underframe (2).

5. A baseball pitching practice apparatus as claimed in claim 1, wherein: stop gear includes axle sleeve (6), spacer pin (7) and extension spring (8), axle sleeve (6) suit is in on the articulated shaft, it has to go back sliding connection on axle sleeve (6) spacer pin (7), spacer pin (7) with the pressure equipment between axle sleeve (6) extension spring (8), seted up on the articulated shaft the multiunit with spacer pin (7) size cooperatees, the corresponding spacing hole in position.

6. A baseball pitching practice apparatus as claimed in claim 5, wherein: the limiting pin (7) is a T-shaped pin and comprises a transverse pin and a vertical pin, the extension spring (8) is arranged between the transverse pin and the shaft sleeve (6) in a pressing mode, and the limiting hole is matched with the vertical pin in size and corresponds to the vertical pin in position.

7. A baseball pitching practice apparatus as claimed in claim 1, wherein: the reinforcing rod (5) and the sliding end of the bottom frame (2) are provided with sliding blocks, and sliding grooves matched with the sliding blocks are formed in the bottom frame (2).

8. The baseball pitching practice apparatus of claim 7, wherein: the slider is T-shaped.

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