CN216755332U - Blocking device for volleyball training - Google Patents

Abstract

The utility model discloses a blocking device for volleyball training, which comprises a bottom plate and a shell, wherein 2 fixed sleeves are symmetrically arranged on the bottom plate, and are fixedly and vertically arranged on the top surface of the bottom plate; the rotating mechanism is arranged on the fixed sleeve; the transmission mechanism is connected with the rotating mechanism; the lifting mechanism is connected with the transmission mechanism; the winding mechanism is arranged on the shell; and the installation fixing mechanism is connected with the lifting mechanism. This block device for volleyball training can be convenient for infinitely adjust threaded device to arbitrary height for the suitability is stronger, and is easy and simple to handle nimble, efficient, and the practicality is strong.

Description

A blocking device for volleyball training

technical field

The utility model relates to the technical field of volleyball, in particular to a net blocking device for volleyball training.

Background technique

Volleyball is one of the ball sports. The court is rectangular with a high net in the middle. Both sides of the game occupy one side of the court. Players hit the ball from the net with their hands. Blocking devices are usually used in volleyball training. However, the existing blocking devices for volleyball training still have certain defects, such as:

Application No. CN202022416312.4, "a net blocking device for volleyball training", is very inconvenient to adjust the height and requires tools, which is cumbersome to operate, time-consuming and laborious, and can only move a fixed distance each time when adjusting the height. Poor sex.

SUMMARY OF THE INVENTION

The purpose of the present utility model is to provide a net blocking device for volleyball training, so as to solve the problem that the existing net blocking device for volleyball training is very inconvenient when adjusting the height in the above-mentioned background technology, and also requires the help of tools, which is cumbersome to operate, time-consuming and laborious, and at the same time When the height is adjusted, it can only move a fixed distance each time, which is a problem of poor practicability.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a net blocking device for volleyball training, comprising: a bottom plate and a shell, and the bottom plate is symmetrically arranged with two, characterized in that,

a fixed sleeve, the fixed sleeve is fixed and vertically installed on the top surface of the bottom plate;

a rotating mechanism, the rotating mechanism is arranged on the fixed sleeve;

a transmission mechanism, the transmission mechanism is connected with the rotation mechanism;

a lifting mechanism, the lifting mechanism is connected with the transmission mechanism;

a rewinding mechanism, the rewinding mechanism is arranged on the casing;

A fixing mechanism is installed, and the fixing mechanism is connected with the lifting mechanism.

The adoption of the above technical solution facilitates the stepless adjustment of the height of the blocking device according to training needs.

As the preferred technical solution of the present utility model, the rotating mechanism includes:

a rotating shaft, the rotating shaft is arranged through the rear side wall of the fixed sleeve, and the rotating shaft is connected with the rear side wall bearing of the fixed sleeve;

a crank handle, the crank handle is fixedly connected with the rear end of the rotating shaft;

A first bevel gear, the first bevel gear is fixed and vertically mounted on the front end of the rotating shaft.

By adopting the above technical solution, it is convenient for the rotating shaft to drive the first bevel gear to rotate when the crank handle is shaken.

As the preferred technical solution of the present utility model, the transmission mechanism includes:

a screw rod, the upper and lower ends of the screw rod are respectively connected with the inner top and inner bottom bearings of the fixed sleeve;

A second bevel gear, the second bevel gear is fixedly sleeved and installed on the outer side surface of the screw rod, and the second bevel gear is meshed and connected with the first bevel gear.

By adopting the above technical solution, it is convenient for the screw to rotate synchronously through the second bevel gear when the first bevel gear rotates.

As the preferred technical solution of the present utility model, the lifting mechanism includes:

a sliding plate, wherein the sliding plate is slidably connected with the inner wall surface of the fixed sleeve, the screw rod is arranged through the sliding plate, and the screw rod is threadedly connected with the sliding plate;

A support plate, the symmetrically arranged support plate is fixed and vertically installed on the top surface of the slide plate, and the support plate is arranged through the top surface of the fixed sleeve, and the support plate is connected to the top surface of the fixed sleeve. face sliding connection;

The fixing column is fixedly installed on the top surface of the support plate.

By adopting the above technical scheme, it is convenient for the sliding plate to drive the fixed column to move in the vertical direction through the support plate when the screw rod rotates.

As the preferred technical solution of the present utility model, the winding mechanism includes:

a reset rotating rod, the upper and lower ends of the reset rotating rod are respectively connected with the inner top surface and the inner bottom surface bearing of the housing;

a through groove, which is opened on the left side wall of the casing;

a ball net, the right end of the ball net is installed on the reset rotating rod, and the ball net is arranged through the through groove;

By adopting the above technical solution, it is convenient to roll up and store the ball net.

As the preferred technical solution of the present utility model, the installation and fixing mechanism includes:

Fixing rods, the fixing rods arranged symmetrically in pairs are fixed and vertically installed on the inner side of the fixing column;

a connecting rod, the connecting rod is fixed and vertically installed on the top surface of the fixing rod;

a connecting plate, the connecting plate is fixedly installed on the left end of the ball net;

connecting blocks, the connecting blocks symmetrically arranged in pairs are fixedly installed on the left side of the connecting plate and the right side of the housing;

A connecting hole is opened on the connecting block, and the connecting hole is matched with the connecting rod.

By adopting the above technical solution, it is convenient to install the ball net through the arrangement of the connecting rod and the connecting groove.

Compared with the prior art, the beneficial effects of the present utility model are: the net blocking device for volleyball training can facilitate the stepless adjustment of the threaded device to any height, so that the applicability is stronger, the operation is simple and flexible, the efficiency is high, and the practicability is strong;

1. The shaft drives the first bevel gear to rotate by shaking the handle, and the screw shaft rotates synchronously through the action of the second bevel gear, so that the slide plate drives the fixed column to move in the vertical direction through the support plate, so as to realize the height adjustment;

2. After adjusting to the appropriate height, set the connecting hole on the connecting block to the connecting rod, so as to realize the installation of the ball net.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the utility model;

Fig. 2 is the top view structure schematic diagram of the present utility model;

Fig. 3 is the structural representation at A-A in Fig. 1 of the utility model;

Fig. 4 is the enlarged structural schematic diagram at B in Fig. 2 of the utility model;

FIG. 5 is a schematic view of the structure at C-C in FIG. 2 of the present utility model.

In the figure: 1. Bottom plate; 2. Housing; 3. Fixed sleeve; 4. Rotating shaft; 5. Trembling handle; 6. First bevel gear; 7. Screw rod; 8. Second bevel gear; 9. slide plate; 10, support plate; 11, fixed column; 12, fixed rod; 13, connecting rod; 14, connecting plate; 15, connecting block; 16, connecting hole; 17, reset lever; 18, through slot; 19, net.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-5, the technical scheme of the present utility model: a net blocking device for volleyball training, comprising a bottom plate 1 and a casing 2, and the bottom plate 1 is symmetrically arranged with two, and the fixed sleeve 3 is fixed and vertically installed on the top of the bottom plate 1. On the surface, the rotating shaft 4 is arranged through the rear side wall of the fixed sleeve 3, and the rotating shaft 4 is connected with the rear side wall bearing of the fixed sleeve 3, the crank handle 5 is fixedly connected with the rear end of the rotating shaft 4, and the first bevel gear 6 is fixed vertically Installed on the front end of the rotating shaft 4, the rotating shaft 4 is rotated by shaking the crank handle 5, so that the rotating shaft 4 drives the first bevel gear 6 to rotate;

The upper and lower ends of the screw rod 7 are respectively connected with the inner top surface and the inner bottom surface of the fixed sleeve 3. The second bevel gear 8 is fixedly sleeved and installed on the outer side of the screw rod 7, and the second bevel gear 8 is connected to the first and second bevel gears. A bevel gear 6 is meshed and connected, and when the first bevel gear 6 rotates, the second bevel gear 8 meshed with the first bevel gear 6 drives the screw 7 to rotate synchronously;

The sliding plate 9 is slidably connected with the inner wall surface of the fixed sleeve 3, and the screw rod 7 is arranged through the sliding plate 9, and the screw rod 7 is threadedly connected with the sliding plate 9, and the symmetrically arranged support plate 10 is fixed and vertically installed on the top surface of the sliding plate 9, and supports The plate 10 is arranged through the top surface of the fixed sleeve 3, and the support plate 10 is slidably connected with the top surface of the fixed sleeve 3. The fixed column 11 is fixedly installed on the top surface of the support plate 10. When the screw rod 7 rotates, it is connected with the screw rod. 7. The threaded slide plate 9 moves in the vertical direction, so that the support plate 10 drives the fixed column 11 to move in the vertical direction synchronously, thereby realizing height adjustment;

The upper and lower ends of the reset rotating rod 17 are respectively connected with the inner top surface and the inner bottom surface bearing of the housing 2, the through groove 18 is opened on the left side wall of the housing 2, the right end of the ball net 19 is installed on the reset rotating rod 17, and The ball net 19 is arranged through the through groove 18, and by pulling the ball net 19 to the left, the reset lever 17 unwinds the ball net 19, thereby unfolding the ball net 19;

The fixed rods 12 symmetrically arranged in pairs are fixed and vertically installed on the inner side of the fixed column 11, the connecting rods 13 are fixed and vertically installed on the top surface of the fixed rods 12, and the connecting plates 14 are fixedly installed on the left end of the net 19. The connecting block 15 is fixedly installed on the left side of the connecting plate 14 and the right side of the housing 2, the connecting hole 16 is opened on the connecting block 15, and the connecting hole 16 is matched with the connecting rod 13. With the housing 2, the connecting block 15 is placed above the connecting rod 13, and then the connecting plate 14 and the housing 2 are moved downward to move the connecting block 15 downward synchronously to ensure that the connecting rod 13 passes through the connecting hole 16, so that the The connection block 15, the connection plate 14 and the housing 2 are installed to realize the installation of the ball net 19, and volleyball training can be performed at this time.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. a net blocking device for volleyball training, comprising: a base plate and a housing, and the base plate is symmetrically provided with 2, it is characterized in that, a fixed sleeve, the fixed sleeve is fixed and vertically installed on the top surface of the bottom plate; a rotating mechanism, the rotating mechanism is arranged on the fixed sleeve; a transmission mechanism, the transmission mechanism is connected with the rotation mechanism; a lifting mechanism, the lifting mechanism is connected with the transmission mechanism; a rewinding mechanism, the rewinding mechanism is arranged on the casing; A fixing mechanism is installed, and the fixing mechanism is connected with the lifting mechanism. 2. a kind of volleyball training blocking device according to claim 1, is characterized in that, described rotating mechanism comprises: a rotating shaft, the rotating shaft is arranged through the rear side wall of the fixed sleeve, and the rotating shaft is connected with the rear side wall bearing of the fixed sleeve; a crank handle, the crank handle is fixedly connected with the rear end of the rotating shaft; A first bevel gear, the first bevel gear is fixed and vertically mounted on the front end of the rotating shaft. 3. a kind of volleyball training blocking device according to claim 2, is characterized in that, described transmission mechanism comprises: a screw rod, the upper and lower ends of the screw rod are respectively connected with the inner top and inner bottom bearings of the fixed sleeve; A second bevel gear, the second bevel gear is fixedly sleeved and installed on the outer side surface of the screw rod, and the second bevel gear is meshed and connected with the first bevel gear. 4. The net blocking device for volleyball training according to claim 3, wherein the lifting mechanism comprises: a sliding plate, wherein the sliding plate is slidably connected with the inner wall surface of the fixed sleeve, the screw rod is arranged through the sliding plate, and the screw rod is threadedly connected with the sliding plate; A support plate, the symmetrically arranged support plate is fixed and vertically installed on the top surface of the slide plate, and the support plate is arranged through the top surface of the fixed sleeve, and the support plate is connected to the top surface of the fixed sleeve. face sliding connection; The fixing column is fixedly installed on the top surface of the support plate. 5. a kind of volleyball training blocking device according to claim 4, is characterized in that, described winding mechanism comprises: a reset rotating rod, the upper and lower ends of the reset rotating rod are respectively connected with the inner top surface and the inner bottom surface bearing of the housing; a through groove, which is opened on the left side wall of the casing; A ball net, the right end of the ball net is installed on the reset rotating rod, and the ball net is arranged through the through groove. 6. The blocking device for volleyball training according to claim 5, wherein the installation and fixing mechanism comprises: Fixing rods, the fixing rods arranged symmetrically in pairs are fixed and vertically installed on the inner side of the fixing column; a connecting rod, the connecting rod is fixed and vertically installed on the top surface of the fixing rod; a connecting plate, the connecting plate is fixedly installed on the left end of the ball net; connecting blocks, the connecting blocks symmetrically arranged in pairs are fixedly installed on the left side of the connecting plate and the right side of the housing; A connecting hole is opened on the connecting block, and the connecting hole is matched with the connecting rod.

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