CN110237513B

CN110237513B - Training device is assisted with high-efficient volleyball to sports

Info

Publication number: CN110237513B
Application number: CN201910424029.5A
Authority: CN
Inventors: 胡彩凤; 向家俊
Original assignee: Chongqing Three Gorges University
Current assignee: Chongqing Three Gorges University
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-11-03
Anticipated expiration: 2039-05-21
Also published as: CN110237513A

Abstract

The utility model provides a sports is with high-efficient volleyball training aiding device, including two mounts that are parallel to each other, be equipped with the guide rail that the several is parallel to each other between the mount, guide rail and mount mutually perpendicular, the both ends of guide rail respectively simultaneously with the mount fixed connection that corresponds, the periphery of guide rail is movable mounting respectively and removes the seat, remove the preceding fixed mounting motor respectively of seat, the output of motor is the fixed mounting carousel respectively, the columnar groove is seted up respectively in the outside of carousel, the output of motor respectively with the inboard fixed connection in the columnar groove that corresponds. The volleyball training device can achieve the goal of volleyball training, has multiple training modes, can freely select the training difficulty, is positioned above a training field, does not occupy additional field space, can reduce the number of volleyballs for training, is beneficial to reducing the training cost, saves the collection and arrangement work of subsequent volleyballs, and can improve the training time ratio of athletes.

Description

Training device is assisted with high-efficient volleyball to sports

Technical Field

The invention belongs to the field of sports training tools, and particularly relates to a high-efficiency volleyball auxiliary training device for sports.

Background

The basic technology of volleyball is divided into six items: preparing posture and movement, passing, putting, serving, catching, blocking. The technical action that the ball is shot out by the aid of rebounding force of the incoming ball is adopted for the base ball, the base ball is mainly used for receiving a service ball, a deduction ball and a block ball in a game, and the base ball is an important technology for striving for multiple scores and few scores to change from passive to active in the game; the technical action of jumping up in the air and swinging the ball with one arm to hit the ball from the ball net in the two marker posts to the other field by hand is the smash, and the smash is the most active and effective weapon in the competition, thus being the main means for scoring and gaining the right. The two technologies are the core of volleyball, and at present, people begin to train with players through a machine, but generally speaking, the players are required to collect scattered balls into a ball storage area of the machine at intervals, so that the training time of the players is delayed, or workers for collecting the balls are required to assist, and the problem of high cost is caused.

Disclosure of Invention

The invention provides a high-efficiency volleyball training aid for sports, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

a high-efficiency volleyball training aid for sports comprises two parallel fixing frames, a plurality of parallel guide rails are arranged between the fixing frames, the guide rails are perpendicular to the fixing frames, two ends of each guide rail are respectively and fixedly connected with the corresponding fixing frames, a moving seat is movably arranged on the periphery of each guide rail, a motor is fixedly arranged in front of the moving seat respectively, a rotary table is fixedly arranged at the output end of each motor respectively, a cylindrical groove is formed in the outer side of each rotary table respectively, the output end of each motor is fixedly connected with the inner side of the corresponding cylindrical groove respectively, a plurality of uniformly distributed grooves are formed in the periphery of each rotary table respectively, the inner ends of the grooves are respectively and fixedly connected with one ends of a plurality of first springs, inserting plates in clearance fit with the grooves are respectively arranged in the grooves, the other ends of the first springs are fixedly connected with the corresponding inserting plates, a transverse slot is formed in, the inner side of the column-shaped groove is fixedly connected with one end of a plurality of second springs, the other end of each second spring is respectively and fixedly connected with the inner side of the same annular plate, the output shaft of the motor penetrates through the annular plate, the inner side of the column-shaped groove is provided with a plurality of through grooves which are in one-to-one correspondence with the grooves and communicated with the inner parts of the through grooves, the inner side of the annular plate is fixedly connected with one end of a plurality of inserting strips, the inserting strips respectively penetrate through the corresponding through grooves, the other end of the inserting strips are respectively positioned in the corresponding inserting grooves, the periphery of the inserting strips are respectively and fixedly provided with a plurality of wedge blocks, the wedge blocks are respectively positioned in the corresponding inserting grooves, the tips of the wedge blocks are respectively in contact fit with the inner walls of the corresponding inserting grooves, the wedge blocks can be respectively and simultaneously inserted into the corresponding wedge grooves, one side of the movable seat is respectively and fixedly connected with one end of a plurality of electric push rods, the wheel track is a strip box structure with an opening at one side, two ends of the wheel track are respectively fixedly connected with corresponding fixed frames, rollers are respectively and movably installed in the wheel track, one side of each roller is respectively and fixedly connected with one end of a rotating shaft, the rotating shafts respectively penetrate through the wheel track, the other ends of the rotating shafts are respectively connected with one side of a wire wheel through bearings, the other sides of the wire wheels are respectively provided with a wire tray, the inner sides of the wire trays are respectively and fixedly provided with a plurality of strip-shaped blocks, the rotating disks are respectively positioned in the corresponding wire trays, the wire trays can be respectively inserted between two adjacent strip-shaped blocks, one side of a movable seat is respectively and fixedly provided with an arc-shaped plate, the concave surface of the arc-shaped plate faces backwards, the front surface of the arc-shaped plate is respectively provided with a first through hole, the periphery of the wire wheels is fixedly connected with one end of a wire rope, the, the periphery of each volleyball is respectively in contact fit with the concave surface of the corresponding arc-shaped plate, the bottom of each volleyball is fixedly provided with a sensor, the front surface of each arc-shaped plate is respectively and fixedly provided with a plurality of cylinder sleeves vertical to the arc-shaped plate, the front ends of the inner walls of the cylinder sleeves are respectively and fixedly connected with one end of a third spring, the other end of each third spring is respectively and fixedly connected with the front surface of a piston, the back surface of each piston is respectively and fixedly connected with the front end of a striker, the back surfaces of the inner walls of the cylinder sleeves are respectively provided with a second through hole, a sealing ring is respectively and fixedly arranged in each second through hole, each third through hole is communicated with the corresponding second through hole and collinear with the central line, each striker respectively penetrates through the corresponding sealing ring and the corresponding third through hole, the rear end of each striker is in contact fit with the periphery of the corresponding volleyball, the, the air inlet pipe is internally and respectively and fixedly provided with a first electromagnetic valve, the air outlet pipe is internally and respectively and fixedly provided with a second electromagnetic valve, one side of the movable seat is respectively and fixedly provided with an air pump, the other end of the air inlet pipe is fixedly connected with the air outlet of the corresponding air pump, the air inlet pipe further comprises a controller and a touch panel for inputting a control instruction and selecting a working mode, and the touch panel, the first electromagnetic valve, the second electromagnetic valve, the air pump, the sensor and the electric push rod are respectively and electrically connected with the controller.

According to the efficient volleyball training aid for sports, the moving seat is of a U-shaped structure with the opening facing backwards, the plurality of moving wheels with the power device are fixedly installed in front of the inner wall of the moving seat respectively, the power device is a permanent magnet direct current motor, the periphery of each moving wheel is in contact fit with the front face of the corresponding guide rail, and the permanent magnet direct current motors are all connected with the controller circuit.

As above-mentioned a high-efficient volleyball training aiding device is used in sports, the inner wall both sides of removal seat be equipped with the draw runner respectively, the spout is seted up respectively to the both sides of guide rail, the draw runner is located the spout that corresponds respectively, the periphery of draw runner respectively with the inner wall contact cooperation of the spout that corresponds, the draw runner can be respectively along the vertical slip of the spout that corresponds.

The training aid for efficient volleyball for sports is characterized in that the other end of the rope is bonded with the volleyball through the viscose sheet.

The efficient volleyball training aid for sports is characterized in that the rope is a steel wire rope.

The efficient volleyball training aid for sports is characterized in that a layer of soft rubber sleeve is wrapped on the periphery of the other end of the thread rope.

The efficient volleyball training aid for sports is characterized in that the distance between the fixing frames is h, h is 9-10M, and the distance between the fixing frames and the ground is at least 7M.

According to the efficient volleyball training aid for sports, the other end of the electric push rod is provided with the spherical groove respectively, the balls are movably mounted in the spherical grooves respectively, and the peripheries of the balls are in contact fit with the outer sides of the corresponding annular plates.

The invention has the advantages that: the invention is suitable for the training of the action of the cushion ball, the button ball and the cooperation of the cushion ball and the button ball, when in actual use, the movable seat moves along the guide rail, the periphery of the rotating shaft is in contact fit with the inner wall of the opening of the corresponding wheel rail, the rotating shaft can be prevented from deflecting, so that the rotating shaft is always vertical to the movable seat, the resistance for obstructing the movement of the movable seat can be reduced through the mutual fit of the wheel rail and the roller, at the moment, the volleyball is positioned in the corresponding arc-shaped plate, then the controller controls one or a plurality of first electromagnetic valves to be opened, simultaneously the controller starts the air pump, the air pump pumps the outside air into the corresponding cylinder sleeve through the air inlet pipe, as the piston divides the cylinder sleeve into two closed spaces, when the air pressure of the space in front of the piston in the cylinder sleeve is increased, the piston moves forwards, the spring is compressed, the controller controls the air pump, the diameter of the air outlet pipe is far larger than that of the air inlet pipe, so that the air pressure in the cylinder sleeve can be recovered to a normal level in a short time, in the process, the spring is released to drive the piston to move backwards, namely move downwards in actual use, the piston drives the striker to move backwards, meanwhile, the controller controls the electric push rod to extend to press the annular plate into the cylindrical groove, at the moment, the second spring is in a compressed state, the inserting strips corresponding to the annular plate move inwards along the through groove along with the movement of the annular plate, when the electric push rod extends completely, the wedge blocks are separated from the corresponding wedge grooves, in the process, the inserting plates can be driven to move inwards the groove, at the moment, the first spring is in a compressed state, so that the rotary disc is separated from the wire wheel, the striker can drive the volleyball out of the arc plate, the volleyball pulls the wire rope, the pulled rope can drive the corresponding wire wheel to rotate, and the, therefore, the wire wheel overcomes the defect that the rotation of the bearing only causes tiny obstruction to the volleyball movement, and can be ignored, as shown in the figure, if the striking rod positioned on the right side moves, the volleyball moves towards the left lower direction, if the striking rods positioned on the right side and the rear side move simultaneously, the volleyball moves towards the left front direction, and if the striking rods corresponding to one arc-shaped plate move simultaneously, the volleyball moves vertically downwards; when the electric push rod contracts, the second spring drives the annular plate to move towards the outside of the cylindrical groove, the inserting strips all move outwards along the through groove, and under the elastic action of the first spring, the inserting plates have an outward movement trend, the wedge blocks can be respectively and simultaneously inserted into the corresponding wedge grooves, at the moment, the motor is started, the rotation direction of the motor is opposite to the rotation direction of the wire releasing rope of the wire wheel, the motor drives the turntable to rotate, the inserting plates can be in contact with the bar blocks, and therefore the wire wheel can be driven to rotate to draw in the rope, and the periphery of the volleyball is in contact with the concave surface of the arc plate again. The invention has a plurality of using modes, one mode is that the volleyball is hung below the moving seat, and the mode can be used for training in-situ ball cushion, spiking and action training matched with the ball cushion and the spiking; the volleyball hangs below the moving seat and moves along with the volleyball, the mode only supplies energy required by the movement of the moving seat, the energy consumption is low, the volleyball can be used for training a sportsman to carry out moving cushion, and the plugboard can extend out of the wire locking wheel through the contraction of the electric push rod, so that the distance between the volleyball and the ground can be freely adjusted, after the distance is adjusted to a proper distance, the sportsman can repeatedly tap the volleyball to train the volleyball, and after the volleyball is knocked out, the volleyball can swing back due to the connection of a wire rope, the sportsman can continuously tap or be knocked by other sportsman in a relay manner, and the vol; thirdly, the knocking rod knocks out the volleyball, the sensor is required to be in a working state in the mode, the moving speed of the volleyball is high, the volleyball catching difficulty of a sportsman can be increased, when the sportsman successfully pads up the volleyball, the sensor detects a signal and transmits the signal to the controller, and the controller controls the electric push rod to retract and enables the motor to work to retract the volleyball; fourthly, the striking rod strikes the volleyball, the sensor is required to be in a non-working state in the mode, the volleyball is padded and then is deducted by another player, and the cooperation of tacit degree can be trained; fifthly, all the movable seats move in a staggered mode, the volleyball is shot out by the striking rod corresponding to one of the movable seats, and the sportsman needs to observe constantly, so that the reaction capability of the sportsman can be trained. The volleyball training device can achieve the goal of volleyball training, has multiple training modes, can freely select the training difficulty, is positioned above a training field, does not occupy additional field space, can reduce the number of volleyballs for training, is beneficial to reducing the training cost, saves the collection and arrangement work of subsequent volleyballs, and can improve the training time ratio of athletes.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of the view from the direction A of FIG. 1; FIG. 3 is a schematic illustration of the internal structure of the cylinder liner; FIG. 4 is a schematic view of the internal structure of the pulley; FIG. 5 is an enlarged view of section I of FIG. 4; FIG. 6 is an enlarged view of the view of FIG. 1 taken along line B; fig. 7 is a block diagram of a circuit module of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A high-efficiency volleyball training aid for sports comprises two fixing frames 1 which are parallel to each other, wherein the fixing frames 1 are respectively and fixedly arranged above a volleyball practice site, the fixing frames 1 are parallel to the length direction of the volleyball practice site, a plurality of guide rails 2 which are parallel to each other are arranged between the fixing frames 1, the guide rails 2 are perpendicular to the fixing frames 1, two ends of each guide rail 2 are respectively and simultaneously fixedly connected with the corresponding fixing frames 1, the peripheries of the guide rails 2 are respectively and movably provided with a movable seat 3, a motor 4 is respectively and fixedly arranged in front of the movable seat 3, the output end of the motor 4 is respectively and fixedly provided with a turntable 5, the outer side of the turntable 5 is respectively provided with a cylindrical groove 6, the output end of the motor 4 is respectively and fixedly connected with the inner side of the corresponding cylindrical groove 6, the peripheries of the turntable 5 are respectively provided with a, the grooves 7 are respectively provided with inserting plates 9 which are in clearance fit with the grooves, the inserting plates 9 can respectively slide along the corresponding grooves 7, the other ends of the first springs 8 are fixedly connected with the corresponding inserting plates 9, one sides of the inserting plates 9 are respectively provided with a transverse inserting groove 10, the inner walls of the inserting grooves 10 are respectively provided with a plurality of wedge-shaped grooves 11, the wedge-shaped grooves 11 are respectively positioned at one side of the corresponding inserting plates 9 close to the first springs 8, the inner side of the cylindrical groove 6 is fixedly connected with one ends of a plurality of second springs 12, the other ends of the second springs 12 are respectively fixedly connected with the inner side of the same annular plate 13, the output shaft of the motor 4 passes through the annular plate 13, the inner side of the cylindrical groove 6 is provided with a plurality of through grooves 14, the through grooves 14 are in one-to-one correspondence with the grooves 7 and are communicated with the inner parts, the inner side of the annular plate 13 is fixedly connected with one ends of a plurality of inserting strips 15, the, the periphery of the cutting 15 is respectively fixedly provided with a plurality of wedge blocks 16, the wedge blocks 16 are all positioned in the corresponding slots 10, the tips of the wedge blocks 16 are in contact fit with the inner walls of the corresponding slots 10, the wedge blocks 16 can be respectively and simultaneously inserted into the corresponding wedge grooves 11, one side of the movable base 3 is respectively and fixedly connected with one ends of a plurality of electric push rods 17, the other ends of the electric push rods 17 are in contact fit with the outer sides of the corresponding annular plates 13, one side of the guide rail 2 is respectively provided with a wheel rail 18 parallel to the guide rail, the wheel rail 18 is of a strip-shaped box structure with an opening at one side, two ends of the wheel rail 18 are respectively and fixedly connected with the corresponding fixed frame 1, the wheel rail 18 is respectively and movably provided with a roller 19, one side of the roller 19 is respectively and fixedly connected with one end of a rotating shaft 20, the rotating shaft 20 respectively penetrates through the wheel rail 18, the other end of the rotating shaft, the other side of the wire wheel 21 is respectively provided with a wire groove 22, the inner side of the wire groove 22 is respectively fixedly provided with a plurality of strip-shaped blocks 23, the rotary disc 5 is respectively positioned in the corresponding wire groove 22, the inserting plate 9 can be respectively inserted between the two adjacent strip-shaped blocks 23, one side of the moving seat 3 is respectively fixedly provided with an arc-shaped plate 24, the concave surface of the arc-shaped plate 24 faces backwards, the concave surface faces downwards in actual use, the front of the arc-shaped plate 24 is respectively provided with a first through hole 25, the first through hole 25 is respectively collinear with the central line of the corresponding arc-shaped plate 24, the periphery of the wire wheel 21 is fixedly connected with one end of a wire rope 26, the wire rope 26 is respectively wound around the corresponding wire wheel 21 for a plurality of weeks, the other end of the wire rope 26 respectively penetrates through the corresponding first through hole 25 and is fixedly connected with the periphery of a volleyball, the periphery of the volleyball is respectively contacted and matched, namely, whether the sportsman successfully pads the volleyball or not, the sensor is embedded at the periphery of the volleyball to avoid damaging the body of the sportsman, a plurality of cylinder sleeves 27 which are vertical to the front surface of the arc-shaped plate 24 are respectively and fixedly installed at the front surface of the arc-shaped plate, the front ends of the inner walls of the cylinder sleeves 27 are respectively and fixedly connected with one end of a third spring 28, the other end of the third spring 28 is respectively and fixedly connected with the front surface of a piston 29, the pistons 29 are respectively and slidably matched with the corresponding cylinder sleeves 27, the back surfaces of the pistons 29 are respectively and fixedly connected with the front ends of striker rods 30, the back surfaces of the inner walls of the cylinder sleeves 27 are respectively provided with second through holes 31, sealing rings are respectively and fixedly installed in the second through holes 31, a plurality of third through holes 32 are respectively communicated with the interiors of the corresponding second through holes 31, the striker rods 30 respectively penetrate through the corresponding sealing rings and the third through holes 32, the rear end of the plunger 30 is in contact fit with the periphery of the corresponding volleyball, the periphery of the cylinder sleeve 27 is respectively and fixedly connected with one end of an air inlet pipe 33 and one end of an air outlet pipe 34, the air inlet pipe 33 and the air outlet pipe 34 are respectively communicated with the inside of the corresponding cylinder sleeve 27, the air inlet pipe 33 and the air outlet pipe 34 are both positioned behind the piston 29, a first electromagnetic valve is respectively and fixedly installed in the air inlet pipe 33, a second electromagnetic valve is respectively and fixedly installed in the air outlet pipe 34, an air pump is respectively and fixedly installed on one side of the movable seat 3, the other end of the air inlet pipe 33 is respectively and fixedly connected with the air outlet of the corresponding air pump, the air-pressure-sensitive device further comprises a controller and a touch panel for inputting a control instruction and selecting a working mode, the touch panel, the first electromagnetic valve, the second electromagnetic valve, the. The invention is suitable for the training of the action of the cushion ball, the button ball and the cooperation of the cushion ball and the button ball, when in actual use, the movable seat 3 moves along the guide rail 2, the periphery of the rotating shaft 20 is in contact fit with the inner wall of the opening of the corresponding wheel rail 18, the rotating shaft 20 can be prevented from deflecting, so that the rotating shaft 20 is always vertical to the movable seat 3, the resistance which hinders the movement of the movable seat 3 can be reduced through the mutual fit of the wheel rail 18 and the roller 19, at the moment, the volleyball is positioned in the corresponding arc-shaped plate 24, then the controller controls one or a plurality of first electromagnetic valves to be opened, simultaneously the controller starts the air pump, the air pump pumps the outside air into the corresponding cylinder sleeve 27 through the air inlet pipe 33, because the piston 29 divides the cylinder sleeve 27 into two closed spaces, when the air pressure in the space in front of the piston 29 in the cylinder sleeve 27 is increased, the, meanwhile, the first electromagnetic valve is controlled to be closed, the corresponding second electromagnetic valve is controlled to be opened, the diameter of the air outlet pipe 34 is far larger than that of the air inlet pipe 33, so that the air pressure in the cylinder sleeve 27 can be recovered to a normal level within a short time, in the process, the spring 28 is released to drive the piston 29 to move backwards, namely, to move downwards in actual use, the piston 29 drives the plunger 30 to move backwards, meanwhile, the controller controls the electric push rod 17 to extend to press the annular plate 13 into the cylindrical groove 6, at the moment, the second spring 12 is in a compressed state, along with the movement of the annular plate 13, the inserting strips 15 corresponding to the annular plate 13 all move inwards along the through grooves 14, when the electric push rod 17 extends completely, the wedge blocks 16 are all separated from the corresponding wedge grooves 11, in the process, the inserting plates 9 can be driven to move towards the grooves 7, at the moment, the first spring 8 is in a compressed state, so that the, the striking rods 30 can strike volleyballs out of the arc-shaped plates 24, the volleyballs pull the ropes 26, the pulled ropes 26 can drive the corresponding wire wheels 21 to rotate, and the wire wheels 21 and the rotary disc 5 are in a separated state, so that the wire wheels 21 overcome the defect that the rotation of bearings only causes little obstruction to the volleyballs movement and can be ignored, as shown in fig. 2, if the striking rods 30 on the right side move, the volleyballs move towards the lower left, if the striking rods 30 on the right side and the rear side move simultaneously, the volleyballs move towards the front left, and if the striking rods 30 corresponding to one arc-shaped plate 24 move simultaneously, the volleyballs move vertically downwards; when the electric push rod 17 contracts, the second spring 12 drives the annular plate 13 to move outwards the cylindrical groove 6, the inserting strips 15 all move outwards along the through grooves 14, under the elastic force action of the first spring 8, the inserting plates 9 have an outwards movement trend, the wedge blocks 16 can be respectively and simultaneously inserted into the corresponding wedge grooves 11, at the moment, the motor 4 is started, the rotation direction of the motor 4 is opposite to the rotation direction of the wire rope 26 loosened by the wire wheel 21, the motor 4 drives the rotary disc 5 to rotate, the inserting plates 9 can be in contact with the strip blocks 23, and the wire rope 26 can be driven to rotate and be folded by the wire wheel 21 until the periphery of the volleyball is in contact with the concave surface of the arc-shaped plate 24 again. The invention has a plurality of using modes, one mode is that the volleyball is hung below the movable seat 3, and the mode can be used for training in-situ ball cushion, ball catching and action training matched with the ball cushion and the ball catching; the volleyball hangs down the moving seat 3 and moves along with the volleyball, the mode only supplies energy required by the movement of the moving seat 3, the energy consumption is low, the volleyball can be used for training a player to carry out moving cushion, the inserting plate 9 can extend out of the locking wire wheel 21 through the contraction of the electric push rod 17, so that the distance between the volleyball and the ground can be freely adjusted, the player can repeatedly tap the volleyball to train the volleyball after the distance is adjusted to be proper, the volleyball can be swung back due to the connection of the wire ropes 26 after being tapped, the player can continuously tap or be tapped by the relay of other players, and the volleyball training device is very suitable for strength, volleyball skill training and cooperation training of; thirdly, the striking rod 30 strikes the volleyball, the sensor is required to be in a working state in the mode, the moving speed of the volleyball is high, the difficulty of catching the volleyball by a player can be increased, when the player successfully pads the volleyball, the sensor detects a signal and transmits the signal to the controller, and the controller controls the electric push rod 17 to contract and enables the motor 4 to work to contract the volleyball; fourthly, the striking rod 30 strikes the volleyball, the sensor is required to be in a non-working state in the mode, and another player can take the volleyball after the volleyball is padded up to train and cooperate with the tacit degree; fifthly, all the movable seats 3 move in a staggered mode, the striking rod 30 corresponding to one of the movable seats 3 strikes out the volleyball, and the sportsman needs to observe the volleyball all the time, so that the reaction capability of the sportsman can be trained. The volleyball training device can achieve the goal of volleyball training, has multiple training modes, can freely select the training difficulty, is positioned above a training field, does not occupy additional field space, can reduce the number of volleyballs for training, is beneficial to reducing the training cost, saves the collection and arrangement work of subsequent volleyballs, and can improve the training time ratio of athletes.

Specifically, as shown in fig. 6, the movable base 3 of the present embodiment is a U-shaped structure with a backward opening, a plurality of movable wheels 35 with power devices are respectively and fixedly installed on the front surface of the inner wall of the movable base 3, the power devices are permanent magnet direct current motors, the peripheries of the movable wheels 35 are all in contact fit with the front surfaces of the corresponding guide rails 2, and the permanent magnet direct current motors are all in circuit connection with the controller. The controller controls the positive rotation or the reverse rotation of the permanent magnet direct current motor, so that the moving wheel 35 moves along the direction of the guide rail 2, the two sides of the inner wall of the moving seat 3 are in contact fit with the periphery of the guide rail 2, and the moving wheel 35 drives the moving seat 3 to move, so that the requirement of the device is met.

Specifically, as shown in fig. 6, two sides of an inner wall of the moving seat 3 in this embodiment are respectively provided with a sliding bar 36, two sides of the guide rail 2 are respectively provided with a sliding slot 37, the sliding bars 36 are respectively located in the corresponding sliding slots 37, peripheries of the sliding bars 36 are respectively in contact fit with the inner wall of the corresponding sliding slots 37, and the sliding bars 36 can respectively vertically slide along the corresponding sliding slots 37. Under the mutually supporting of draw runner 36 and spout 37, can prevent to remove seat 3 and lead to its inner wall and the periphery of guide rail 2 excessive contact under the heavy state, be favorable to reducing the frictional force between removal seat 3 and the guide rail 2 to be favorable to removing the smooth and easy removal of seat 3.

Further, as shown in fig. 3, the other end of the string 26 of this embodiment is adhered to the volleyball by an adhesive sheet. The volleyball and the cotton rope 26 can be conveniently connected through the structure, and the volleyball cannot be damaged by the bonding mode.

Further, in order to prolong the service life of the rope 26, the rope 26 in this embodiment is a steel wire rope. The steel wire rope has high structural strength and high wear resistance, and can not break and the like even after being used for a long time, and the steel wire rope does not need to be frequently replaced.

Further, as shown in fig. 3, the other end of the cord 26 of the present embodiment is wrapped with a soft rubber sleeve. This configuration prevents the cord 26 from cutting the player's finger if the player's finger contacts the other end of the cord 26.

Furthermore, as shown in fig. 1, the distance between the fixing frames 1 is h, h is 9-10M, and the fixing frame 1 is at least 7M away from the ground. This setting mode accords with the requirement in regular volleyball place, removes seat 3 and removes along place width direction, and the migration range is wide for the sportsman need follow and remove seat 3 and run at half a court within range, is favorable to taking exercise sportsman's the flexibility of running.

Further, as shown in fig. 4 or 5, the other end of the electric push rod 17 according to the present embodiment is provided with a spherical groove 38, a ball 39 is movably mounted in the spherical groove 38, and the outer periphery of the ball 39 is in contact with and engaged with the outer side of the corresponding annular plate 13. The structure does not directly contact the electric push rod 17 with the annular plate 13 any more, so that the friction force between the annular plate 13 and the electric push rod 17 can be reduced, and the reduction of kinetic energy loss is facilitated.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a training device is assisted with high-efficient volleyball to sports which characterized in that: comprises two fixing frames (1) which are parallel to each other, a plurality of guide rails (2) which are parallel to each other are arranged between the fixing frames (1), the guide rails (2) are perpendicular to the fixing frames (1), two ends of the guide rails (2) are fixedly connected with the corresponding fixing frames (1) respectively, the peripheries of the guide rails (2) are movably provided with moving seats (3) respectively, the front of each moving seat (3) is fixedly provided with a motor (4), the output ends of the motors (4) are fixedly provided with turntables (5) respectively, the outer sides of the turntables (5) are provided with cylindrical grooves (6) respectively, the output ends of the motors (4) are fixedly connected with the inner sides of the corresponding cylindrical grooves (6) respectively, the peripheries of the turntables (5) are provided with a plurality of uniformly distributed grooves (7) respectively, the inner ends of the grooves (7) are fixedly connected with one ends of a plurality of first springs (8) respectively, inserting plates, the other ends of the first springs (8) are fixedly connected with corresponding inserting plates (9), one side of each inserting plate (9) is provided with a transverse slot (10), the inner walls of the slots (10) are provided with a plurality of wedge-shaped grooves (11), the inner sides of the column-shaped grooves (6) are fixedly connected with one ends of a plurality of second springs (12), the other ends of the second springs (12) are fixedly connected with the inner sides of the same annular plate (13), the output shaft of the motor (4) penetrates through the annular plate (13), the inner sides of the column-shaped grooves (6) are provided with a plurality of through grooves (14), the through grooves (14) correspond to the grooves (7) one by one and are communicated with the inner sides, the inner sides of the annular plate (13) are fixedly connected with one ends of a plurality of inserting strips (15), the inserting strips (15) penetrate through the corresponding through grooves (14), the other ends of the inserting strips (15) are positioned in the corresponding slots (10), and a plurality of wedge-shaped blocks (16) are fixedly arranged on the peripheries of, the wedge blocks (16) are all positioned in the corresponding slots (10), the tips of the wedge blocks (16) are in contact fit with the inner walls of the corresponding slots (10), the wedge blocks (16) can be respectively and simultaneously inserted into the corresponding wedge grooves (11), one side of the movable seat (3) is respectively and fixedly connected with one ends of a plurality of electric push rods (17), the other ends of the electric push rods (17) are in contact fit with the outer sides of the corresponding annular plates (13), one side of the guide rail (2) is respectively provided with a wheel rail (18) parallel to the guide rail, the wheel rail (18) is of a strip box structure with an opening at one side, two ends of the wheel rail (18) are respectively and fixedly connected with the corresponding fixed frames (1), rollers (19) are respectively and movably installed in the wheel rail (18), one side of each roller (19) is respectively and fixedly connected with one end of a rotating shaft (20), the rotating shafts (20) respectively penetrate through the wheel rails (18), and the other ends of the rotating shafts (20) are respectively connected with one sides of, the other side of the wire wheel (21) is respectively provided with a wire disc groove (22), the inner side of the wire disc groove (22) is respectively fixedly provided with a plurality of strip-shaped blocks (23), the rotary disc (5) is respectively positioned in the corresponding wire disc groove (22), the inserting plate (9) can be respectively inserted between two adjacent strip-shaped blocks (23), one side of the moving seat (3) is respectively fixedly provided with an arc-shaped plate (24), the concave surfaces of the arc-shaped plates (24) face backwards, the front of the arc-shaped plate (24) is respectively provided with a first through hole (25), the periphery of the wire wheel (21) is fixedly connected with one end of a wire rope (26), the wire rope (26) is respectively wound around the corresponding wire wheel (21) for a plurality of weeks, the other end of the wire rope (26) respectively penetrates through the periphery of a rear fixed connection volleyball from the corresponding first through hole (25), the periphery of the volleyball is respectively in contact fit with the concave, a plurality of cylinder sleeves (27) vertical to the arc-shaped plate (24) are fixedly arranged in front of the cylinder sleeves (27), the front ends of the inner walls of the cylinder sleeves (27) are fixedly connected with one ends of third springs (28) respectively, the other ends of the third springs (28) are fixedly connected with the front sides of pistons (29) respectively, the back sides of the pistons (29) are fixedly connected with the front ends of striker rods (30) respectively, second through holes (31) are formed in the back sides of the inner walls of the cylinder sleeves (27) respectively, sealing rings are fixedly arranged in the second through holes (31) respectively, a plurality of third through holes (32) are formed in the front sides of the arc-shaped plates (24), the third through holes (32) are communicated with the interiors of the corresponding second through holes (31) respectively and are aligned with the central line, the striker rods (30) penetrate through the corresponding sealing rings and the third collinear through holes (32) respectively, the rear ends of the striker rods (30) are in contact fit with the peripheries of the corresponding vol, One end of outlet duct (34), intake pipe (33), outlet duct (34) all communicate with each other with cylinder liner (27) that correspond is inside, first solenoid valve of fixed mounting respectively in intake pipe (33), second solenoid valve of fixed mounting respectively in outlet duct (34), one side of removal seat (3) fixed mounting air pump respectively, the other end of intake pipe (33) all with the gas outlet fixed connection of the air pump that corresponds, still include the controller and be used for input control instruction, the touch panel of selection mode, touch panel, first solenoid valve, the second solenoid valve, the air pump, a sensor, electric push rod (17) respectively with controller circuit connection.

2. An efficient volleyball training aid for sports according to claim 1, wherein: the movable seat (3) is of a U-shaped structure with a backward opening, a plurality of movable wheels (35) with power devices are fixedly mounted on the front surface of the inner wall of the movable seat (3) respectively, each power device is a permanent magnet direct current motor, the periphery of each movable wheel (35) is in contact fit with the front surface of the corresponding guide rail (2), and the permanent magnet direct current motors are all connected with a controller circuit.

3. An efficient volleyball training aid for sports according to claim 2, wherein: the inner wall both sides of removal seat (3) be equipped with draw runner (36) respectively, spout (37) are seted up respectively to the both sides of guide rail (2), draw runner (36) are located corresponding spout (37) respectively, the periphery of draw runner (36) respectively with the inner wall contact cooperation of corresponding spout (37), draw runner (36) can be respectively along corresponding spout (37) vertical slip.

4. A high-efficiency volleyball training aid for sports according to claim 1, 2 or 3, wherein: the other end of the thread rope (26) is bonded with the volleyball through the viscose sheet.

5. A high-efficiency volleyball training aid for sports according to claim 1, 2 or 3, wherein: the thread rope (26) is a steel wire rope.

6. An efficient volleyball training aid for sports according to claim 5, wherein: and a layer of soft rubber sleeve is wrapped on the periphery of the other end of the cord (26).

7. An efficient volleyball training aid for sports according to claim 1, 2, 3 or 6, wherein: the distance between the fixing frames (1) is h, h is 9-10M, and the distance between the fixing frames (1) and the ground is at least 7M.

8. An efficient volleyball training aid for sports according to claim 1, 2, 3 or 6, wherein: spherical grooves (38) are respectively formed in the other ends of the electric push rods (17), balls (39) are movably mounted in the spherical grooves (38), and the peripheries of the balls (39) are in contact fit with the outer sides of the corresponding annular plates (13).