CN109847305A - A kind of table tennis practice AID - Google Patents
A kind of table tennis practice AID Download PDFInfo
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- CN109847305A CN109847305A CN201811500875.2A CN201811500875A CN109847305A CN 109847305 A CN109847305 A CN 109847305A CN 201811500875 A CN201811500875 A CN 201811500875A CN 109847305 A CN109847305 A CN 109847305A
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- screw rod
- baffle
- table tennis
- support base
- supporting block
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Abstract
The present invention relates to a kind of training device more particularly to a kind of table tennis practice AIDs.Technical problems to be solved: providing a kind of demand that can satisfy trainer, and position diversification, training effect is good, and the table tennis practice AID of the adjusting of more convenient position.Technical solution is: a kind of table tennis practice AID, includes L-type support base, u-shaped plate, first bearing seat, screw rod, nut, supporting block etc.；U-shaped plate is connected at the top of L-type support base, u-shaped plate front and rear sides middle part is all Embedded to be connected with first bearing seat, and screw rod is connect with the bearing in the first bearing seat of front and rear sides, and screw rod is equipped with nut, and nut top is connected with supporting block.The present invention angle of baffle can be adjusted by regulating device the training for meeting self-demand, pass through the effect of driving motor, baffle can be made to be moved forward and backward so that position is diversified, and facilitate the adjusting of position, so that training effect is more preferable, by pushing meanss, the angle of baffle can be made constantly to change, improve training difficulty.
Description
Technical field
The present invention relates to a kind of training device more particularly to a kind of table tennis practice AIDs.
Background technique
Table tennis is the national ball game of our countries, and with the development of table tennis, trainer need to be periodically trained, with
Guarantee oneself to play higher level on competition field, usual trainer be all plank is clipped in the table tennis table other end, then
Table tennis is beaten and is trained above, since plank is fixed, causes position single, is unable to satisfy trained demand, and adjust
Section is set also to need to remove plank and be fixed again, more troublesome, so needing to be equipped with a staff to plank position when training
It sets and is adjusted, and hold plank with hand and be moved easily, such labor intensive, cost of labor is also high.
Summary of the invention
When in order to overcome people by by plank training, plank is fixed, and causes position single, and being unable to satisfy training needs
It asks, and adjusting position also needs to remove plank to fix again, more troublesome disadvantage, technical problems to be solved: providing one
Kind can satisfy the demand of trainer, and position diversification, training effect is good, and the table tennis instruction of the adjusting of more convenient position
Practice device.
Technical solution is: a kind of table tennis practice AID, include L-type support base, u-shaped plate, first bearing seat, screw rod,
Nut, supporting block, horizontal slider, driving motor, regulating device and baffle, are connected with u-shaped plate at the top of L-type support base, before u-shaped plate
Two middle side parts are all Embedded afterwards is connected with first bearing seat, and screw rod is connect with the bearing in the first bearing seat of front and rear sides, silk
Bar is equipped with nut, and nut top is connected with supporting block, is hinged with baffle at the top of supporting block, is equipped with and adjusts between baffle and supporting block
Regulating device, the outer leading flank middle part of u-shaped plate are equipped with driving motor, and the output shaft of driving motor is solid by shaft coupling and screw rod front end
It is fixed to connect, horizontal concrete chute is provided in u-shaped plate among bottom, is equipped with horizontal slider engaged therewith, horizontal slider in horizontal concrete chute
It is slidably matched in horizontal concrete chute, is fixedly connected at the top of horizontal slider with nut bottom.
Further, regulating device includes the first spring, curved rod and fastening bolt, and supporting block lower right side is provided with arc
Shape slot, is equipped with curved rod in arc groove, on the left of curved rod bottom end and arc groove between be connected with the first spring, curved rod top with
Baffle right side lower part is fixedly connected, and supporting block lower right side is equipped with fastening bolt, and fastening bolt is contacted with curved rod.
Further, further include having pushing meanss, pushing meanss include fixed plate, supporting plate, second bearing seat, shaft,
Cam, the first belt pulley, flat belt and the second belt pulley, the outer left side top of L-type support base are connected with fixed plate, fixed plate top
Portion front and rear sides symmetrical expression is connected with supporting plate, and supporting plate top is all Embedded to be connected with second bearing seat, shaft and the second axis
The bearing held in seat connects, and evenly spaced in shaft to be connected with cam, cam is located on the left of baffle and cooperates with it, shaft rear portion
It is connected with the first belt pulley, screw rod rear end is connected with the second belt pulley, and the second belt pulley is located at the first belt pulley directly to the right, and second
Flat belt is wound between belt pulley and the first belt pulley.
It further, further include having framework, arc panel and second spring, the outer left side lower part of L-type support base is affixed framed
Body, left side top is equipped with arc panel in framework, evenly spaced company between the top of left side in arc panel lateral surface and framework
It is connected to multiple second springs.
Further, further include having transverse slat, universal wheel, third spring and screw rod, transverse slat is equipped with below L-type support base, it is horizontal
Plate is located in L-type support base, evenly spaced between L-type support base outer bottom at the top of transverse slat to be connected with multiple third springs,
The evenly spaced installation in transverse slat bottom is provided with threaded hole, is equipped with spiral shell in threaded hole there are three universal wheel among L-type support base bottom
It is contacted at the top of bar, screw rod bottom end and transverse slat.
It is operated first personnel and the present apparatus is placed on table tennis table one end, then the bottom on baffle is driven by regulating device
It is dynamic, when baffle swings up and down adjusting suitable angle, starting driving motor positive and negative alternate rotation, the rotation of driving motor positive and negative alternate
The rotation of screw rod positive and negative alternate is driven, the rotation of screw rod positive and negative alternate drives nut to be moved forward and backward, and nut, which is moved forward and backward, drives supporting block
It is moved forward and backward, supporting block, which is moved forward and backward, drives baffle to be moved forward and backward, and trainer can be played table tennis by table tennis table
On baffle, repeatedly, table tennis can be trained.After trainer's training to the suitable time, drive can be closed
Dynamic motor.
When the present apparatus is moved to table tennis one end, operator's twisting fastening bolt, which is displaced outwardly, not to be connect with curved rod
Touching, then baffle is pulled to swing up and down, baffle, which moves up and down, drives curved rod to swing up and down, and the first spring constantly stretches, and works as gear
When plate is swung up and down to suitable angle, baffle is stopped drag, twisting fastening bolt, which moves inward to contact with curved rod, to be consolidated
It is fixed, and then baffle is fixed, trainer can be trained by baffle.In this way, baffle can be made with the position of different angle
It is trained for trainer.
When the driving motors drive, the rotation of screw rod positive and negative alternate while drive the second belt pulley positive and negative alternate rotation, second
The rotation of belt pulley positive and negative alternate drives the rotation of the first belt pulley positive and negative alternate, the rotation of the first belt pulley positive and negative alternate by flat belt
The rotation of shaft positive and negative alternate is driven, shaft positive and negative alternate rotation band moving cam positive and negative alternate rotates, and the rotation of cam positive and negative alternate pushes away
The dynamic baffle being moved forward and backward swings, and baffle swings so that angle constantly changes, and trainer can pass through baffle
It is trained.When driving motor is closed, cam also just stops positive and negative alternate rotation.In this way, trained difficulty can be improved, and then make
It is more preferable to obtain training effect.
When table tennis crosses baffle, table tennis is contacted with arc panel, and because of the effect of second spring, arc panel is to table tennis
It is buffered, and then table tennis is fallen in framework.After the completion of training, operator can take table tennis out of framework
Out.Operator is caused to need each and every one to pick up one in this way, can prevent table tennis from falling on ground, it is more troublesome.
It is operated first personnel and twists screw rod rotating forward, screw rod rotating forward is moved down by threaded hole, and screw rod moves down promotion
Transverse slat moves down, third spring elongation, and transverse slat moves down drive and drives the present apparatus to move up by universal wheel, the present apparatus
It moves up not with ground face contact, stops twisting screw rod, operator can pass through the mobile present apparatus of universal wheel to table tennis table
One end, then screw rod reversion is twisted, screw rod reversion, which moves up, unclamps transverse slat, and because of the effect of third spring, transverse slat is moved up
It drives universal wheel to move up recovery to original position, stops twisting screw rod, L-type support base and ground face contact.In this way, more convenient operation
Personnel move the present apparatus.
The present invention has the advantage that the present invention, which can be adjusted the angle of baffle by regulating device, meets itself need
The training asked can be such that baffle is moved forward and backward so that position is diversified, and facilitates the tune of position by the effect of driving motor
Section, so that training effect is more preferable, by pushing meanss, can be such that the angle of baffle constantly changes, and improve training difficulty, pass through arc
The effect of shape plate and framework can carry out blocking collection to the table tennis to fly out, and avoiding table tennis from falling to ground dispersion leads to people
Be difficult to collect.
Detailed description of the invention
Fig. 1 is the first schematic view of the front view of the invention.
Fig. 2 is second of schematic view of the front view of the invention.
Fig. 3 is the enlarged diagram of part A of the present invention.
Fig. 4 is partial top structural schematic diagram of the invention.
Fig. 5 is the enlarged diagram of part B of the present invention.
Drawing reference numeral: 1 table tennis table, 2 L-type support bases, 3 u-shaped plates, 4 first bearing seats, 5 screw rods, 6 nuts, 7
Supporting block, 8 horizontal concrete chutes, 9 horizontal sliders, 10 driving motors, 11 regulating devices, 111 arc grooves, 112 first springs,
113 curved rods, 114 fastening bolts, 12 baffles, 13 pushing meanss, 131 fixed plates, 132 supporting plates, 133 second bearings
Seat, 134 shafts, 135 cams, 136 first belt pulleys, 137 flat belts, 138 second belt pulleys, 14 frameworks, 15 arcs
Plate, 16 second springs, 17 transverse slats, 18 universal wheels, 19 third springs, 20 screw rods, 21 threaded holes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
A kind of table tennis practice AID, as shown in Figs. 1-5, include L-type support base 2, u-shaped plate 3, first bearing seat 4, screw rod 5,
Nut 6, supporting block 7, horizontal slider 9, driving motor 10, regulating device 11 and baffle 12 are connected with u-shaped at the top of L-type support base 2
Plate 3,3 front and rear sides of u-shaped plate middle part is all Embedded to be connected with first bearing seat 4, screw rod 5 and front and rear sides first bearing seat 4
Interior bearing connection, screw rod 5 are equipped with nut 6, are connected with supporting block 7 at the top of nut 6, baffle 12 is hinged at the top of supporting block 7,
It is equipped with regulating device 11 between baffle 12 and supporting block 7, driving motor 10, driving motor are installed in the middle part of the outer leading flank of u-shaped plate 3
10 output shaft is fixedly connected by shaft coupling with 5 front end of screw rod, is provided with horizontal concrete chute 8 in u-shaped plate 3 among bottom, and level is sliding
It is equipped with horizontal slider 9 engaged therewith in slot 8, is slidably matched in horizontal slider 9 and horizontal concrete chute 8,9 top of horizontal slider and spiral shell
Female 6 bottoms are fixedly connected.
Embodiment 2
A kind of table tennis practice AID, as shown in Figs. 1-5, include L-type support base 2, u-shaped plate 3, first bearing seat 4, screw rod 5,
Nut 6, supporting block 7, horizontal slider 9, driving motor 10, regulating device 11 and baffle 12 are connected with u-shaped at the top of L-type support base 2
Plate 3,3 front and rear sides of u-shaped plate middle part is all Embedded to be connected with first bearing seat 4, screw rod 5 and front and rear sides first bearing seat 4
Interior bearing connection, screw rod 5 are equipped with nut 6, are connected with supporting block 7 at the top of nut 6, baffle 12 is hinged at the top of supporting block 7,
It is equipped with regulating device 11 between baffle 12 and supporting block 7, driving motor 10, driving motor are installed in the middle part of the outer leading flank of u-shaped plate 3
10 output shaft is fixedly connected by shaft coupling with 5 front end of screw rod, is provided with horizontal concrete chute 8 in u-shaped plate 3 among bottom, and level is sliding
It is equipped with horizontal slider 9 engaged therewith in slot 8, is slidably matched in horizontal slider 9 and horizontal concrete chute 8,9 top of horizontal slider and spiral shell
Female 6 bottoms are fixedly connected.
Regulating device 11 includes the first spring 112, curved rod 113 and fastening bolt 114, and 7 lower right side of supporting block is opened
There is an arc groove 111, curved rod 113 is equipped in arc groove 111, the is connected between 111 left side of 113 bottom end of curved rod and arc groove
One spring 112,113 top of curved rod are fixedly connected with 12 right side lower part of baffle, and 7 lower right side of supporting block is equipped with fastening bolt
114, fastening bolt 114 is contacted with curved rod 113.
Embodiment 3
A kind of table tennis practice AID, as shown in Figs. 1-5, include L-type support base 2, u-shaped plate 3, first bearing seat 4, screw rod 5,
Nut 6, supporting block 7, horizontal slider 9, driving motor 10, regulating device 11 and baffle 12 are connected with u-shaped at the top of L-type support base 2
Plate 3,3 front and rear sides of u-shaped plate middle part is all Embedded to be connected with first bearing seat 4, screw rod 5 and front and rear sides first bearing seat 4
Interior bearing connection, screw rod 5 are equipped with nut 6, are connected with supporting block 7 at the top of nut 6, baffle 12 is hinged at the top of supporting block 7,
It is equipped with regulating device 11 between baffle 12 and supporting block 7, driving motor 10, driving motor are installed in the middle part of the outer leading flank of u-shaped plate 3
10 output shaft is fixedly connected by shaft coupling with 5 front end of screw rod, is provided with horizontal concrete chute 8 in u-shaped plate 3 among bottom, and level is sliding
It is equipped with horizontal slider 9 engaged therewith in slot 8, is slidably matched in horizontal slider 9 and horizontal concrete chute 8,9 top of horizontal slider and spiral shell
Female 6 bottoms are fixedly connected.
Regulating device 11 includes the first spring 112, curved rod 113 and fastening bolt 114, and 7 lower right side of supporting block is opened
There is an arc groove 111, curved rod 113 is equipped in arc groove 111, the is connected between 111 left side of 113 bottom end of curved rod and arc groove
One spring 112,113 top of curved rod are fixedly connected with 12 right side lower part of baffle, and 7 lower right side of supporting block is equipped with fastening bolt
114, fastening bolt 114 is contacted with curved rod 113.
It further include having pushing meanss 13, pushing meanss 13 include fixed plate 131, supporting plate 132, second bearing seat 133, turn
Axis 134, cam 135, the first belt pulley 136, flat belt 137 and the second belt pulley 138, the outer left side top of L-type support base 2 are solid
It is connected to fixed plate 131,131 top front and rear sides of fixed plate symmetrical expression is connected with supporting plate 132, and 132 top of supporting plate is all embedded
Be connected with second bearing seat 133, shaft 134 is connect with the bearing in second bearing seat 133, evenly spaced in shaft 134
It is connected with cam 135, cam 135 is located at 12 left side of baffle and cooperates with it, and 134 rear portion of shaft is connected with the first belt pulley 136, silk
5 rear end of bar is connected with the second belt pulley 138, and the second belt pulley 138 is located at 136 directly to the right of the first belt pulley, the second belt pulley 138
Flat belt 137 is wound between the first belt pulley 136.
Embodiment 4
A kind of table tennis practice AID, as shown in Figs. 1-5, include L-type support base 2, u-shaped plate 3, first bearing seat 4, screw rod 5,
Nut 6, supporting block 7, horizontal slider 9, driving motor 10, regulating device 11 and baffle 12 are connected with u-shaped at the top of L-type support base 2
Plate 3,3 front and rear sides of u-shaped plate middle part is all Embedded to be connected with first bearing seat 4, screw rod 5 and front and rear sides first bearing seat 4
Interior bearing connection, screw rod 5 are equipped with nut 6, are connected with supporting block 7 at the top of nut 6, baffle 12 is hinged at the top of supporting block 7,
It is equipped with regulating device 11 between baffle 12 and supporting block 7, driving motor 10, driving motor are installed in the middle part of the outer leading flank of u-shaped plate 3
10 output shaft is fixedly connected by shaft coupling with 5 front end of screw rod, is provided with horizontal concrete chute 8 in u-shaped plate 3 among bottom, and level is sliding
It is equipped with horizontal slider 9 engaged therewith in slot 8, is slidably matched in horizontal slider 9 and horizontal concrete chute 8,9 top of horizontal slider and spiral shell
Female 6 bottoms are fixedly connected.
Regulating device 11 includes the first spring 112, curved rod 113 and fastening bolt 114, and 7 lower right side of supporting block is opened
There is an arc groove 111, curved rod 113 is equipped in arc groove 111, the is connected between 111 left side of 113 bottom end of curved rod and arc groove
One spring 112,113 top of curved rod are fixedly connected with 12 right side lower part of baffle, and 7 lower right side of supporting block is equipped with fastening bolt
114, fastening bolt 114 is contacted with curved rod 113.
It further include having pushing meanss 13, pushing meanss 13 include fixed plate 131, supporting plate 132, second bearing seat 133, turn
Axis 134, cam 135, the first belt pulley 136, flat belt 137 and the second belt pulley 138, the outer left side top of L-type support base 2 are solid
It is connected to fixed plate 131,131 top front and rear sides of fixed plate symmetrical expression is connected with supporting plate 132, and 132 top of supporting plate is all embedded
Be connected with second bearing seat 133, shaft 134 is connect with the bearing in second bearing seat 133, evenly spaced in shaft 134
It is connected with cam 135, cam 135 is located at 12 left side of baffle and cooperates with it, and 134 rear portion of shaft is connected with the first belt pulley 136, silk
5 rear end of bar is connected with the second belt pulley 138, and the second belt pulley 138 is located at 136 directly to the right of the first belt pulley, the second belt pulley 138
Flat belt 137 is wound between the first belt pulley 136.
It further include having framework 14, arc panel 15 and second spring 16, the outer left side lower part of L-type support base 2 is connected with framework
14, left side top is equipped with arc panel 15 in framework 14, in 15 lateral surface of arc panel and framework 14 between the top of left side uniformly
Interval is connected with multiple second springs 16.
Embodiment 5
A kind of table tennis practice AID, as shown in Figs. 1-5, include L-type support base 2, u-shaped plate 3, first bearing seat 4, screw rod 5,
Nut 6, supporting block 7, horizontal slider 9, driving motor 10, regulating device 11 and baffle 12 are connected with u-shaped at the top of L-type support base 2
Plate 3,3 front and rear sides of u-shaped plate middle part is all Embedded to be connected with first bearing seat 4, screw rod 5 and front and rear sides first bearing seat 4
Interior bearing connection, screw rod 5 are equipped with nut 6, are connected with supporting block 7 at the top of nut 6, baffle 12 is hinged at the top of supporting block 7,
It is equipped with regulating device 11 between baffle 12 and supporting block 7, driving motor 10, driving motor are installed in the middle part of the outer leading flank of u-shaped plate 3
10 output shaft is fixedly connected by shaft coupling with 5 front end of screw rod, is provided with horizontal concrete chute 8 in u-shaped plate 3 among bottom, and level is sliding
It is equipped with horizontal slider 9 engaged therewith in slot 8, is slidably matched in horizontal slider 9 and horizontal concrete chute 8,9 top of horizontal slider and spiral shell
Female 6 bottoms are fixedly connected.
Regulating device 11 includes the first spring 112, curved rod 113 and fastening bolt 114, and 7 lower right side of supporting block is opened
There is an arc groove 111, curved rod 113 is equipped in arc groove 111, the is connected between 111 left side of 113 bottom end of curved rod and arc groove
One spring 112,113 top of curved rod are fixedly connected with 12 right side lower part of baffle, and 7 lower right side of supporting block is equipped with fastening bolt
114, fastening bolt 114 is contacted with curved rod 113.
It further include having pushing meanss 13, pushing meanss 13 include fixed plate 131, supporting plate 132, second bearing seat 133, turn
Axis 134, cam 135, the first belt pulley 136, flat belt 137 and the second belt pulley 138, the outer left side top of L-type support base 2 are solid
It is connected to fixed plate 131,131 top front and rear sides of fixed plate symmetrical expression is connected with supporting plate 132, and 132 top of supporting plate is all embedded
Be connected with second bearing seat 133, shaft 134 is connect with the bearing in second bearing seat 133, evenly spaced in shaft 134
It is connected with cam 135, cam 135 is located at 12 left side of baffle and cooperates with it, and 134 rear portion of shaft is connected with the first belt pulley 136, silk
5 rear end of bar is connected with the second belt pulley 138, and the second belt pulley 138 is located at 136 directly to the right of the first belt pulley, the second belt pulley 138
Flat belt 137 is wound between the first belt pulley 136.
It further include having framework 14, arc panel 15 and second spring 16, the outer left side lower part of L-type support base 2 is connected with framework
14, left side top is equipped with arc panel 15 in framework 14, in 15 lateral surface of arc panel and framework 14 between the top of left side uniformly
Interval is connected with multiple second springs 16.
Further include having transverse slat 17, universal wheel 18, third spring 19 and screw rod 20, transverse slat 17 be equipped with below L-type support base 2,
Transverse slat 17 is located in L-type support base 2, evenly spaced between the top of transverse slat 17 and 2 outer bottom of L-type support base to be connected with multiple the
Three springs 19, there are three universal wheel 18, L-type support bases to be provided with threaded hole among 2 bottom for the evenly spaced installation in 17 bottom of transverse slat
21, threaded hole 21 is interior to be equipped with screw rod 20, contacts at the top of 20 bottom end of screw rod and transverse slat 17.
It is operated first personnel and the present apparatus is placed on 1 one end of table tennis table, then driven on baffle 12 by regulating device 11
Lower swing, when baffle 12 swings up and down adjusting suitable angle, starting 10 positive and negative alternate of driving motor rotation, driving motor 10 is just
Anti- alternate rotation drives the rotation of 5 positive and negative alternate of screw rod, and the rotation of 5 positive and negative alternate of screw rod drives nut 6 to be moved forward and backward, 6 front and back of nut
Mobile that supporting block 7 is driven to be moved forward and backward, supporting block 7, which is moved forward and backward, drives baffle 12 to be moved forward and backward, and trainer can pass through table tennis
Pang billiard table 1 beats table tennis on baffle 12, repeatedly, can be trained to table tennis.When trainer's training to conjunction
After the suitable time, driving motor 10 can be closed.
When the present apparatus is moved to table tennis one end, operator twist fastening bolt 114 be displaced outwardly not with curved rod
113 contacts, then baffle 12 is pulled to swing up and down, baffle 12, which moves up and down, drives curved rod 113 to swing up and down, the first spring 112
It is continuous flexible, when baffle 12 is swung up and down to suitable angle, baffle 12 is stopped drag, twisting fastening bolt 114 is inside
Mobile contact with curved rod 113 is fixed, and then baffle 12 is fixed, and trainer can be trained by baffle 12.
In this way, baffle 12 can be made to be trained with the position of different angle for trainer.
When driving motor 10 starts, the rotation of 5 positive and negative alternate of screw rod while drive 138 positive and negative alternate of the second belt pulley turn
Dynamic, the rotation of 138 positive and negative alternate of the second belt pulley drives the rotation of 136 positive and negative alternate of the first belt pulley, the first skin by flat belt 137
The rotation of 136 positive and negative alternate of belt wheel drives the rotation of 134 positive and negative alternate of shaft, and 134 positive and negative alternate of shaft rotation band moving cam 135 is positive and negative
Alternate rotation, the rotation of 135 positive and negative alternate of cam push the baffle 12 being moved forward and backward to swing, and baffle 12 swings so that angle
The continuous variation of degree, trainer can be trained by baffle 12.When driving motor 10 is closed, cam 135 also just stops
Only positive and negative alternate rotates.In this way, trained difficulty can be improved, so that training effect is more preferable.
When table tennis crosses baffle 12, table tennis is contacted with arc panel 15, because of the effect of second spring 16, arc panel 15
Table tennis is buffered, and then table tennis is fallen in framework 14.After the completion of training, operator can by table tennis from
It is taken out in framework 14.Operator is caused to need each and every one to pick up one in this way, can prevent table tennis from falling on ground, than
It is cumbersome.
It is operated first personnel and twists the rotating forward of screw rod 20, screw rod 20 is rotated forward to be moved down by threaded hole 21, and screw rod 20 is downward
Mobile that transverse slat 17 is pushed to move down, third spring 19 stretches, and transverse slat 17 moves down drive and drives this dress by universal wheel 18
It sets and moves up, the present apparatus moves up not with ground face contact, stops twisting screw rod 20, operator can pass through universal wheel 18
The mobile present apparatus is to 1 one end of table tennis table, then twists the reversion of screw rod 20, and the reversion of screw rod 20, which moves up, unclamps transverse slat 17, because
The effect of third spring 19, transverse slat 17, which moves up, drives universal wheel 18 to move up recovery to original position, and stopping twists screw rod 20,
L-type support base 2 and ground face contact.In this way, the more convenient mobile present apparatus of operator.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (5)
1. a kind of table tennis practice AID includes L-type support base (2), u-shaped plate (3), first bearing seat (4), screw rod (5), spiral shell
Female (6) and supporting block (7), L-type support base (2) top is connected with u-shaped plate (3), all embedded in the middle part of u-shaped plate (3) front and rear sides
Be connected with first bearing seat (4), screw rod (5) is connect with the bearing in front and rear sides first bearing seat (4), and screw rod is set on (5)
Have nut (6), is connected with supporting block (7) at the top of nut (6), which is characterized in that further include having horizontal slider (9), driving motor
(10), regulating device (11) and baffle (12) are hinged with baffle (12) at the top of supporting block (7), baffle (12) and supporting block (7) it
Between be equipped with regulating device (11), be equipped with driving motor (10) in the middle part of the outer leading flank of u-shaped plate (3), the output of driving motor (10)
Axis is fixedly connected by shaft coupling with screw rod (5) front end, is provided with horizontal concrete chute (8), horizontal concrete chute among u-shaped plate (3) interior bottom
(8) horizontal slider engaged therewith (9) are equipped in, are slidably matched in horizontal slider (9) and horizontal concrete chute (8), horizontal slider (9)
Top is fixedly connected with nut (6) bottom.
2. a kind of table tennis practice AID according to claim 1, which is characterized in that regulating device (11) includes first
Spring (112), curved rod (113) and fastening bolt (114), supporting block (7) lower right side are provided with arc groove (111), arc groove
(111) curved rod (113) are equipped in, are connected with the first spring between curved rod (113) bottom end and arc groove (111) left side
(112), curved rod (113) top is fixedly connected with baffle (12) right side lower part, and supporting block (7) lower right side is equipped with fastening spiral shell
Bolt (114), fastening bolt (114) are contacted with curved rod (113).
3. a kind of table tennis practice AID according to claim 2, which is characterized in that it further include having pushing meanss (13),
Pushing meanss (13) include fixed plate (131), supporting plate (132), second bearing seat (133), shaft (134), cam (135),
First belt pulley (136), flat belt (137) and the second belt pulley (138), the outer left side top of L-type support base (2) are connected with
Fixed board (131), fixed plate (131) top front and rear sides are symmetrical to be connected with supporting plate (132), and supporting plate (132) top is all embedded in
Formula is connected with second bearing seat (133), and shaft (134) is connect with the bearing in second bearing seat (133), in shaft (134)
Evenly spaced to be connected with cam (135), cam (135) is located on the left of baffle (12) and cooperates with it, and shaft (134) rear portion is affixed
Have the first belt pulley (136), screw rod (5) rear end is connected with the second belt pulley (138), and the second belt pulley (138) is located at the first skin
Belt wheel (136) directly to the right, is wound with flat belt (137) between the second belt pulley (138) and the first belt pulley (136).
4. a kind of table tennis practice AID according to claim 3, which is characterized in that further include having framework (14), arc
Plate (15) and second spring (16), the outer left side lower part of L-type support base (2) are connected with framework (14), framework (14) interior left side
Top is equipped with arc panel (15), evenly spaced between arc panel (15) lateral surface and the interior left side top of framework (14) to be connected with
Multiple second springs (16).
5. a kind of table tennis practice AID according to claim 4, which is characterized in that further include having transverse slat (17), universal
(18), third spring (19) and screw rod (20) are taken turns, is equipped with transverse slat (17) below L-type support base (2), transverse slat (17) is located at L-type branch
It supports in seat (2), it is evenly spaced between L-type support base (2) outer bottom at the top of transverse slat (17) to be connected with multiple third springs
(19), there are three the evenly spaced installations in transverse slat (17) bottom universal wheel (18), screw thread is provided among L-type support base (2) bottom
Hole (21), threaded hole (21) is interior to be equipped with screw rod (20), contacts at the top of screw rod (20) bottom end and transverse slat (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811500875.2A CN109847305B (en) | 2018-12-10 | 2018-12-10 | Table tennis training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN109847305A true CN109847305A (en) | 2019-06-07 |
| CN109847305B CN109847305B (en) | 2020-09-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111298394A (en) * | 2020-03-23 | 2020-06-19 | 郑州财税金融职业学院 | Table tennis ball collecting device for table tennis training and using method thereof |
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| DE2717364A1 (en) * | 1977-04-20 | 1978-10-26 | Hartmut Balsies | Practice aid for table tennis player - has vertical panel located at one end of table to rebound ball across net |
| CN201871205U (en) * | 2010-11-11 | 2011-06-22 | 杨誉 | Automatic ball-serving training table for table tennis |
| CN102989157A (en) * | 2012-12-12 | 2013-03-27 | 哈尔滨飞羽科技有限公司 | Novel ball-returning baffle plate for table tennis training |
| CN105944361A (en) * | 2016-07-07 | 2016-09-21 | 安徽科技学院 | Floor type table tennis ball serving training device |
| CN108525248A (en) * | 2018-04-24 | 2018-09-14 | 雷钦英 | A kind of mechanical shuttlecock training device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2717364A1 (en) * | 1977-04-20 | 1978-10-26 | Hartmut Balsies | Practice aid for table tennis player - has vertical panel located at one end of table to rebound ball across net |
| CN201871205U (en) * | 2010-11-11 | 2011-06-22 | 杨誉 | Automatic ball-serving training table for table tennis |
| CN102989157A (en) * | 2012-12-12 | 2013-03-27 | 哈尔滨飞羽科技有限公司 | Novel ball-returning baffle plate for table tennis training |
| CN105944361A (en) * | 2016-07-07 | 2016-09-21 | 安徽科技学院 | Floor type table tennis ball serving training device |
| CN108525248A (en) * | 2018-04-24 | 2018-09-14 | 雷钦英 | A kind of mechanical shuttlecock training device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111298394A (en) * | 2020-03-23 | 2020-06-19 | 郑州财税金融职业学院 | Table tennis ball collecting device for table tennis training and using method thereof |
| CN111298394B (en) * | 2020-03-23 | 2021-01-12 | 郑州财税金融职业学院 | Table tennis ball collecting device for table tennis training and using method thereof |
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| CN109847305B (en) | 2020-09-22 |
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