CN113877177A - Tennis serving device capable of eliminating damaged balls - Google Patents

Tennis serving device capable of eliminating damaged balls Download PDF

Info

Publication number
CN113877177A
CN113877177A CN202111021475.5A CN202111021475A CN113877177A CN 113877177 A CN113877177 A CN 113877177A CN 202111021475 A CN202111021475 A CN 202111021475A CN 113877177 A CN113877177 A CN 113877177A
Authority
CN
China
Prior art keywords
launching
fixedly connected
tennis
balls
ball
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202111021475.5A
Other languages
Chinese (zh)
Other versions
CN113877177B (en
Inventor
卢红伟
马世乐
赵晓东
苏伟涛
张嘉奇
孟菁饴
杨国伟
范巧兰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangdian Haining Information Technology Research Institute Co ltd
Hangzhou Dianzi University
Original Assignee
Hangdian Haining Information Technology Research Institute Co ltd
Hangzhou Dianzi University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangdian Haining Information Technology Research Institute Co ltd, Hangzhou Dianzi University filed Critical Hangdian Haining Information Technology Research Institute Co ltd
Priority to CN202111021475.5A priority Critical patent/CN113877177B/en
Publication of CN113877177A publication Critical patent/CN113877177A/en
Application granted granted Critical
Publication of CN113877177B publication Critical patent/CN113877177B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00—Training appliances or apparatus for special sports
    • A63B69/38—Training appliances or apparatus for special sports for tennis
    • A63B69/385—Training appliances or apparatus for special sports for tennis for practising the serve
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00—Training appliances or apparatus for special sports
    • A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/14—Details or accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/14—Details or accessories
    • B07B13/16—Feed or discharge arrangements

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Handcart (AREA)

Abstract

The invention relates to the technical field of tennis serving equipment, in particular to a tennis serving device capable of removing damaged balls. A tennis ball serving device capable of removing damaged balls comprises a circular truncated cone base, and an adjusting mechanism can control parameters such as the height of a launching port, the inclination angle of the launching port and the ground and the like to a certain extent, so that the serving track of tennis balls is changed, and more complex serving training is realized; the separation mechanism can separate the tennis balls one by one and enable the tennis balls to fall one by one, so that the blocking of a lower side pipeline is prevented under the condition that the lower side mechanism can work normally, and the normal operation of equipment is further ensured; the removing mechanism can identify and remove the damaged tennis balls, so that the effectiveness of serving is guaranteed, no bad balls are generated, and the consistency of training and the rhythm sense of athletes are guaranteed not to generate faults; the ball serving mechanism realizes different rotary directions of the tennis balls through different rotating speeds of the launching wheels at the upper side and the lower side, so that the tennis balls can be launched in different forms.

Description

Tennis serving device capable of eliminating damaged balls
Technical Field
The invention relates to the technical field of tennis serving equipment, in particular to a tennis serving device capable of removing damaged balls.
Background
Tennis is a competitive project, more and more people join the sports, more comprehensive training equipment is needed, the ball serving angle of the existing tennis serving equipment is single, the adjusting mode is few, and a damaged ball body cannot be removed in the training process, so that a player is often interrupted by the ball in the tension training process, the training effect is seriously influenced, and the problem is more important along with the improvement of the level.
Disclosure of Invention
The invention provides a tennis serving device capable of removing damaged balls, aiming at the problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a tennis ball serving device capable of removing damaged balls comprises a circular table base, wherein adjusting hydraulic cylinders which are distributed in a square shape are fixedly connected to the upper end face of the circular table base, the extending ends of the adjusting hydraulic cylinders are connected with a launching box in a spherical mode, and an adjusting mechanism which takes the adjusting hydraulic cylinders as a power source and can adjust the orientation and the angle of a launching port is arranged on the upper side of the circular table base;
a support frame is fixedly connected to the left side wall surface of the launching box, an auxiliary block is fixedly connected to the upper end of the support frame, the other end of the auxiliary block is fixedly connected with a ball containing box, an upper section pipeline is fixedly connected to the lower side of the ball containing box, a through hole is formed in the middle of the upper section pipeline, a removing frame is slidably connected into the through hole, the other end of the removing frame is fixedly connected onto the side wall of the support frame through a reciprocating device, and a separating mechanism which can enable tennis balls to fall down one by taking the reciprocating device as a power source is arranged on the upper side part of the support frame;
the lower end of the upper section pipeline is fixedly connected with a middle section pipeline, the side wall of the support frame at the lower part of the middle section pipeline is fixedly connected with a support rod, the other end of the support rod is fixedly connected with an annular block, linear blocks with a self-driven function are annularly distributed on the annular block, and the outer side of the middle section pipeline is provided with a removing mechanism which can identify and remove damaged spheres by taking the linear blocks as driving pieces;
the tennis ball launching device is characterized in that a launching cavity is formed in the launching box, launching shafts are symmetrically distributed at the upper and lower positions of the right side of the launching cavity and fixedly connected with the front and rear side wall surfaces, a launching wheel capable of being driven by self is arranged on each launching shaft, a gap smaller than the diameter of a tennis ball is formed in the middle of each launching wheel at the upper side and the lower side of each launching wheel, a lower section pipeline with a notch at the right side is connected to the lower end of the middle section pipeline, the right side of each launching wheel corresponds to an outlet of the launching port, and a ball launching mechanism capable of controlling the tennis ball to be launched through the launching port by taking the launching wheel as active force is arranged in the launching cavity.
Preferably, the adjusting mechanism comprises the adjusting hydraulic cylinders which are distributed in a square shape, and the extending ends of the adjusting hydraulic cylinders are connected with the launching boxes in a spherical mode.
Preferably, the separating mechanism includes the launching box, the supporting frame is fixedly connected to the left side wall surface of the launching box, an auxiliary block is fixedly connected to the upper end of the supporting frame, the other end of the auxiliary block is fixedly connected to the ball containing box, an upper pipeline is fixedly connected to the lower side of the ball containing box, a through hole is formed in the middle of the upper pipeline, a removing frame is slidably connected to the through hole, the other end of the removing frame is fixedly connected to the side wall of the supporting frame through the reciprocating device, and a through hole through which tennis balls can pass is formed in the middle of a branch of the upper side of the removing frame and the tail end of a branch of the lower side of the removing frame.
Preferably, the removing mechanism comprises the middle pipeline, the supporting frame side wall of the lower side part of the middle pipeline is fixedly connected with the supporting rod, the other end of the supporting rod is fixedly connected with the annular block, the annular block is provided with the linear block with a drive, two symmetrical inner and outer sides of the linear block are provided with a removing seat fixedly connected with the linear block, a spring is fixedly connected inside the removing seat, the other end of the spring is fixedly connected with a sliding rod, the outer side end of the sliding rod is fixedly connected with an elastic block, and a power assisting device capable of driving the ball to move is arranged on the inner side wall surface of the middle pipeline.
Preferably, the ball serving mechanism comprises the launching cavity, the launching shafts are symmetrically distributed at the upper and lower positions on the right side of the launching cavity and fixedly connected with the front and rear side wall surfaces, the launching shafts are provided with the launching wheels capable of being driven by self, gaps smaller than the diameter of the tennis ball are arranged in the middles of the launching wheels on the upper and lower sides, the lower end of the middle pipeline is connected with the lower pipeline, the right side of the middle pipeline is provided with a notch, and the right side of the launching wheel corresponds to the outlet of the launching port.
The tennis ball serving device has the advantages that 1, the adjusting mechanism can control parameters such as the height of the launching port, the inclination angle of the launching port and the ground to a certain extent, so that the tennis ball serving track is changed, more complex tennis ball serving training is further realized, and the problem that the traditional pitching machine is monotonous in training due to the fact that the number of adjustable parameters for pitching is small is solved; 2. the separation mechanism can separate the tennis balls one by one and enable the tennis balls to fall one by one, so that the blocking of a lower side pipeline is prevented under the condition that the lower side mechanism can work normally, and the normal operation of equipment is further ensured; 3. the removal mechanism can identify and remove the damaged tennis balls, so that the effectiveness of serving is guaranteed, no bad tennis balls are generated, the training of athletes is guaranteed not to be interrupted or to be out of order due to the problem of balls in the whole training stage, the training efficiency and safety are greatly improved, and the consistency of the training and the rhythm sense of the athletes are guaranteed not to be faulted; 4. the ball serving mechanism realizes different rotary directions of the tennis balls through different rotating speeds of the launching wheels at the upper side and the lower side, so that the tennis balls can be launched in different forms.
Drawings
FIG. 1 is an isometric schematic view of a tennis ball serving device of the present invention capable of rejecting broken balls;
FIG. 2 is another perspective view of a tennis ball serving device of the present invention capable of removing a damaged ball;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a right side view of FIG. 1;
FIG. 5 is a top view of FIG. 1;
FIG. 6 is a left side view of FIG. 1;
FIG. 7 is a schematic view of the structure at "B-B" of FIG. 4;
fig. 8 is an enlarged schematic view at "C" of fig. 2.
The device comprises a circular table base 10, an adjusting hydraulic cylinder 11, a reciprocating motion device 12, a support frame 13, an auxiliary block 14, a launching box 15, a ball containing box 16, a launching port 17, a support rod 18, an annular block 19, a linear block 20, a removing seat 21, an elastic block 22, a sliding rod 23, a middle-section pipeline 24, a removing frame 25, an upper-section pipeline 26, a launching shaft 29, a launching wheel 30, a lower-section pipeline 31 and a launching cavity 32.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1-8, a tennis ball serving device capable of removing damaged balls includes a circular table base 10, wherein adjusting hydraulic cylinders 11 are fixedly connected to an upper end surface of the circular table base 10, the adjusting hydraulic cylinders 11 are distributed in a square shape, a launching box 15 is connected to an extending end of each adjusting hydraulic cylinder 11 in a ball-shaped manner, and an adjusting mechanism S1 capable of adjusting the orientation and angle of a launching port 17 by using the adjusting hydraulic cylinders 11 as a power source is arranged on the upper side of the circular table base 10; the adjusting mechanism S1 can control parameters such as height of the launching port 17, inclination angle with the ground and the like to a certain extent, so that the goal of changing the serve track of tennis balls is achieved, more complex serve training is realized, and the problem that the traditional serving machine has monotonous training due to less serving adjustable parameters is solved;
a supporting frame 13 is fixedly connected to the left side wall surface of the launching box 15, an auxiliary block 14 is fixedly connected to the upper end of the supporting frame 13, the other end of the auxiliary block 14 is fixedly connected to a ball containing box 16, an upper pipeline 26 is fixedly connected to the lower side of the ball containing box 16, a through hole is formed in the middle of the upper pipeline 26, a removing frame 25 is slidably connected to the through hole, the other end of the removing frame 25 is fixedly connected to the side wall of the supporting frame 13 through a reciprocating device 12, and a separating mechanism S2 which can enable tennis balls to fall one by taking the reciprocating device 12 as a power source is arranged on the upper side part of the supporting frame 13; the separation mechanism S2 can separate the tennis balls one by one and make the tennis balls fall one by one, thereby preventing the lower pipeline from being blocked under the condition that the lower mechanism can work normally and further ensuring the normal operation of the equipment;
a middle-section pipeline 24 is fixedly connected to the lower end of the upper-section pipeline 26, a stay bar 18 is fixedly connected to the side wall of the support frame 13 at the lower part of the middle-section pipeline 24, an annular block 19 is fixedly connected to the other end of the stay bar 18, linear blocks 20 with a drive are annularly distributed on the annular block 19, and a removing mechanism S3 which can identify and remove a damaged sphere by taking the linear blocks 20 as a driving piece is arranged outside the middle-section pipeline 24; the removing mechanism S3 can identify and remove the damaged tennis balls, so that the effectiveness of serving the tennis balls is ensured, no bad tennis balls are generated, the training of the players is ensured not to be interrupted in the whole training stage or to be out of order due to the problem of the tennis balls, the training efficiency and safety are greatly improved, and the consistency of the training and the rhythm sense of the players are ensured not to be broken;
a launching cavity 32 is formed inside the launching box 15, launching shafts 29 are symmetrically distributed at the upper and lower positions on the right side of the launching cavity 32 and fixedly connected with the front and rear side wall surfaces, a launching wheel 30 capable of being driven by itself is arranged on the launching shaft 29, a gap smaller than the diameter of a tennis ball is arranged in the middle of the launching wheel 30 on the upper and lower sides, a lower section pipeline 31 with a notch on the right side is connected to the lower end of the middle section pipeline 24, the right side of the launching wheel 30 corresponds to the outlet of the launching port 17, and a ball launching mechanism S4 capable of controlling the tennis ball to be launched through the launching port 17 by taking the launching wheel 30 as the main power is arranged inside the launching cavity 32; the ball serving mechanism S4 realizes different rotation directions of tennis balls by different rotation speeds of the launching wheels 30 at the upper and lower sides, thereby ensuring that different types of balls are launched.
The adjusting mechanism S1 comprises the adjusting hydraulic cylinders 11 which are distributed in a square shape, and the extending ends of the adjusting hydraulic cylinders 11 are connected with the launching boxes 15 in a ball-shaped manner; when the ball serving angle or height needs to be adjusted, the adjusting hydraulic cylinders 11 can be controlled to extend or contract together, so that the purpose of horizontal rising or lowering is achieved, one side of the adjusting hydraulic cylinders 11 can be controlled to contract when a certain inclination angle is needed, all parts on the adjusting hydraulic cylinders are integrally inclined by an angle, the purpose of changing the ball serving inclination angle is achieved, a certain single adjusting hydraulic cylinder 11 can be reduced to enable a certain angle of equipment to sink, a more complex ball serving mode can be achieved under various matching modes, and the training upper limit is improved.
The separating mechanism S2 includes the launching box 15, the supporting frame 13 is fixedly connected to the left side wall surface of the launching box 15, the upper end of the supporting frame 13 is fixedly connected with the auxiliary block 14, the other end of the auxiliary block 14 is fixedly connected with the ball containing box 16, the lower side of the ball containing box 16 is fixedly connected with the upper section pipeline 26, the middle of the upper section pipeline 26 is provided with a through hole, the through hole is connected with the removing frame 25 in a sliding manner, the other end of the removing frame 25 is fixedly connected to the side wall of the supporting frame 13 through the reciprocating device 12, and the middle of the branch at the upper side of the removing frame 25 is provided with a through hole for tennis to pass through, which is provided with the tail end of the branch at the lower side; when the reciprocating device 12 is started, the picking frame 25 is driven to reciprocate, when the reciprocating motion of the picking frame 25 moves to the center of the upper section pipeline 26 through the upper branch through hole and is aligned, tennis balls fall down, when the tennis balls are moved to the position where the lower branch of the picking frame 25 is not blocked, the tennis balls fall down into the lower middle section pipeline 24 through the upper section pipeline 26 and are caught by the picking mechanism S3 in the middle section pipeline 24, and then the tennis balls are squeezed through the lower branch of the picking frame 25 by the lower branch of the picking mechanism S3 along with the continuous motion of the picking frame 25.
The removing mechanism S3 includes the middle-section pipeline 24, the supporting rod 18 is fixedly connected to the side wall of the supporting frame 13 at the lower part of the middle-section pipeline 24, the annular block 19 is fixedly connected to the other end of the supporting rod 18, the linear block 20 with a drive is annularly distributed on the annular block 19, removing seats 21 fixedly connected to the linear block 20 are symmetrically distributed at the inner side and the outer side of the linear block 20, a spring is fixedly connected to the inside of the removing seat 21, a sliding rod 23 is fixedly connected to the other end of the spring, an elastic block 22 is fixedly connected to the outer side end of the sliding rod 23, and a power assisting device capable of driving the ball to move is arranged on the inner side wall surface of the middle-section pipeline 24; when tennis balls fall into the middle-section pipeline 24, the tennis balls move downwards through the power assisting device, the elastic block 22 on the inner side is compressed along with the downward movement of the tennis balls to move inwards against the pressure of the spring, so that the linear block 20 is triggered to rotate upwards, if the tennis balls crack, the elastic block 22 extends into the interior of the tennis balls through the damaged parts, and at the moment, the broken tennis balls are picked out through the elastic block 22 when the linear block 20 is started, so that the ball using quality and the training rhythm and effect are ensured.
The ball serving mechanism S4 includes the launching cavity 32, the launching shafts 29 are symmetrically distributed at the upper and lower positions on the right side of the launching cavity 32 and fixedly connected to the front and rear side wall surfaces, the launching wheels 30 capable of being self-driven are arranged on the launching shafts 29, a gap smaller than the diameter of a tennis ball is arranged in the middle of the launching wheels 30 at the upper and lower sides, the lower end of the middle pipeline 24 is connected with the lower pipeline 31 with a notch at the right side, and the right side of the launching wheel 30 corresponds to the outlet of the launching port 17; when the tennis ball falls down through the middle pipe 24 and moves along the lower pipe 31 to a position between the launching wheels 30, the tennis ball can be launched through the launching port 17 by rotating and extruding the launching wheels 30, the initial speed can be increased by increasing the rotating speed of the launching wheels, and the tennis balls with different trends can be launched by controlling the speed difference between the upper side and the lower side, so that the difficulty and the variety of launching can be improved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.

Claims (5)

1. The utility model provides a can reject spheroidal tennis service device of damaged, its characterized in that: the device comprises a circular truncated cone base (10), wherein adjusting hydraulic cylinders (11) which are distributed in a square shape are fixedly connected to the upper end face of the circular truncated cone base (10), the extending ends of the adjusting hydraulic cylinders (11) are connected with launching boxes (15) in a spherical mode, and an adjusting mechanism (S1) which takes the adjusting hydraulic cylinders (11) as a power source and can adjust the orientation and the angle of a launching port (17) is arranged on the upper side of the circular truncated cone base (10);
a supporting frame (13) is fixedly connected to the left side wall surface of the launching box (15), an auxiliary block (14) is fixedly connected to the upper end of the supporting frame (13), the other end of the auxiliary block (14) is fixedly connected with a ball containing box (16), an upper section pipeline (26) is fixedly connected to the lower side of the ball containing box (16), a through hole is formed in the middle of the upper section pipeline (26), a removing frame (25) is connected to the through hole in a sliding mode, the other end of the removing frame (25) is fixedly connected to the side wall of the supporting frame (13) through a reciprocating device (12), and a separating mechanism (S2) capable of enabling the tennis balls to fall down one by one is arranged on the upper side portion of the supporting frame (13) by taking the reciprocating device (12) as a power source;
the lower end of the upper section pipeline (26) is fixedly connected with a middle section pipeline (24), the side wall of the support frame (13) at the lower side part of the middle section pipeline (24) is fixedly connected with a support rod (18), the other end of the support rod (18) is fixedly connected with an annular block (19), linear blocks (20) driven by self-carrying are annularly distributed on the annular block (19), and the outer side of the middle section pipeline (24) is provided with a removing mechanism (S3) which can identify damaged spheres and remove the damaged spheres by taking the linear blocks (20) as a driving piece;
the tennis ball launching device is characterized in that a launching cavity (32) is formed in the launching box (15), launching shafts (29) are symmetrically distributed at the upper and lower positions of the right side of the launching cavity (32) and fixedly connected to the front and rear side wall surfaces, a launching wheel (30) capable of being driven by itself is arranged on the launching shaft (29), a gap smaller than the diameter of a tennis ball is formed in the middle of the launching wheel (30) at the upper and lower sides, a lower section pipeline (31) with a notch at the right side is connected to the lower end of the middle section pipeline (24), the right side of the launching wheel (30) corresponds to the outlet of the launching port (17), and a tennis ball launching mechanism (S4) capable of controlling the tennis ball to be launched through the launching port (17) by taking the launching wheel (30) as a main power is arranged in the launching cavity (32).
2. A tennis ball serving device as claimed in claim 1, wherein said device is adapted to remove damaged balls: the adjusting mechanism (S1) comprises the adjusting hydraulic cylinders (11) which are distributed in a square shape, and the extending ends of the adjusting hydraulic cylinders (11) are connected with the launching boxes (15) in a ball-shaped mode.
3. A tennis ball serving device as claimed in claim 1, wherein said device is adapted to remove damaged balls: separating mechanism (S2) includes launching box (15), fixedly connected with is gone up to launching box (15) left side wall support frame (13), support frame (13) upper end fixedly connected with auxiliary block (14), auxiliary block (14) other end and flourishing ball case (16) fixed connection, flourishing ball case (16) downside fixedly connected with upper segment pipeline (26), upper segment pipeline (26) middle part is provided with the through-hole, and sliding connection has rejection frame (25) in the through-hole, rejection frame (25) other end passes through reciprocating motion device (12) fixed connection on the support frame (13) lateral wall, the branch middle part of rejection frame (25) upside is provided with the branch end with the downside and is provided with the through-hole that can supply the tennis to pass through.
4. A tennis ball serving device as claimed in claim 1, wherein said device is adapted to remove damaged balls: rejecting mechanism (S3) includes middle section pipeline (24), middle section pipeline (24) downside part fixedly connected with on support frame (13) lateral wall vaulting pole (18), vaulting pole (18) other end fixedly connected with ring block (19), ring block (19) are gone up ring distribution and have from the area driven sharp piece (20), the inside and outside bilateral symmetry of sharp piece (20) distributes and has elimination seat (21) of fixed connection with it, the inside fixedly connected with spring of elimination seat (21), spring other end fixedly connected with slide bar (23), slide bar (23) outside end fixedly connected with elastic block (22), be provided with the booster unit that can drive the spheroid and remove on the wall face in middle section pipeline (24).
5. A tennis ball serving device as claimed in claim 1, wherein said device is adapted to remove damaged balls: the ball serving mechanism (S4) comprises a launching cavity (32), the launching shaft (29) is symmetrically distributed at the upper and lower positions of the right side of the launching cavity (32) and fixedly connected with the front and rear side wall surfaces, the launching wheel (30) capable of being driven by itself is arranged on the launching shaft (29), a gap smaller than the diameter of a tennis ball is arranged in the middle of the launching wheel (30) at the upper and lower sides, the lower end of the middle pipeline (24) is connected with a lower pipeline (31) with a notch at the right side, and the right side of the launching wheel (30) corresponds to the outlet of the launching port (17).
CN202111021475.5A 2021-09-01 2021-09-01 Tennis serving device capable of eliminating damaged balls Active CN113877177B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111021475.5A CN113877177B (en) 2021-09-01 2021-09-01 Tennis serving device capable of eliminating damaged balls

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111021475.5A CN113877177B (en) 2021-09-01 2021-09-01 Tennis serving device capable of eliminating damaged balls

Publications (2)

Publication Number Publication Date
CN113877177A true CN113877177A (en) 2022-01-04
CN113877177B CN113877177B (en) 2022-06-07

Family

ID=79011679

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111021475.5A Active CN113877177B (en) 2021-09-01 2021-09-01 Tennis serving device capable of eliminating damaged balls

Country Status (1)

Country Link
CN (1) CN113877177B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2917831Y (en) * 2006-01-25 2007-07-04 范正付 Remover for large block of raw material ball
US20180256962A1 (en) * 2017-03-07 2018-09-13 vSports, LLC Mixed reality sport simulation and training system
US20190247733A1 (en) * 2018-02-10 2019-08-15 Lurong Ye Sport ball projecting method, machine, based on the flywheel for efficient training of athletes
CN110404241A (en) * 2018-04-26 2019-11-05 陈鸽 A kind of intelligent tennis serve machine of extensive angle
CN211752358U (en) * 2020-01-17 2020-10-27 云南财经大学 Adjustable angle's automatic service robot is used in badminton training
CN112386896A (en) * 2020-10-21 2021-02-23 广州尚予科技有限公司 Tennis ball launching mechanism for physical exercise

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2917831Y (en) * 2006-01-25 2007-07-04 范正付 Remover for large block of raw material ball
US20180256962A1 (en) * 2017-03-07 2018-09-13 vSports, LLC Mixed reality sport simulation and training system
US20190247733A1 (en) * 2018-02-10 2019-08-15 Lurong Ye Sport ball projecting method, machine, based on the flywheel for efficient training of athletes
CN110404241A (en) * 2018-04-26 2019-11-05 陈鸽 A kind of intelligent tennis serve machine of extensive angle
CN211752358U (en) * 2020-01-17 2020-10-27 云南财经大学 Adjustable angle's automatic service robot is used in badminton training
CN112386896A (en) * 2020-10-21 2021-02-23 广州尚予科技有限公司 Tennis ball launching mechanism for physical exercise

Also Published As

Publication number Publication date
CN113877177B (en) 2022-06-07

Similar Documents

Publication Publication Date Title
CN102350043B (en) Automatic mechanism for recovering ping-pong balls on ground and automatic cyclic ping-pong training device
CN108159672B (en) Automatic tennis serving equipment
CN107596666A (en) A kind of triangle posture badminton service robot with arrangement function
CN108043005A (en) A kind of physical culture volleyball service device
KR102274356B1 (en) Bowling pin supply apparatus for a game
CN106075853A (en) A kind of badminton companion trainer device people
CN108635799A (en) A kind of volleyball training multi-angle teeing apparatus
CN212016672U (en) Hammer throw trainer
CN105963950A (en) Tennis throwing device for tennis serving movement exercising
CN113877177B (en) Tennis serving device capable of eliminating damaged balls
CN202961787U (en) Vibration super equal-length weight throw special strength training device
CN209828199U (en) Badminton service robot that possesses badminton arrangement function
CN202315161U (en) Automatic ball recovery mechanism of falling table tennis balls and automatic circulation type table tennis training device
CN207898917U (en) A kind of automatic tennis service equipment
CN102120076A (en) Table tennis ball collecting device
CN112221098A (en) Shooting trainer for football training
CN202497686U (en) Automatic volleyball serving machine
CN206482959U (en) A kind of psychological rehabilitation trainer
CN110124292B (en) Emitter for football skill training
CN208678319U (en) Shuttlecock training service robot
CN110787437A (en) Football serving machine
CN207532736U (en) A kind of football juggles training aids
CN112999631A (en) Badminton training aiding device and training system thereof
CN202700008U (en) Basketball stand
CN210078798U (en) Football player training device that shoots

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant