CN202860064U - Serve device of table tennis balls - Google Patents
Serve device of table tennis balls Download PDFInfo
- Publication number
- CN202860064U CN202860064U CN 201220552691 CN201220552691U CN202860064U CN 202860064 U CN202860064 U CN 202860064U CN 201220552691 CN201220552691 CN 201220552691 CN 201220552691 U CN201220552691 U CN 201220552691U CN 202860064 U CN202860064 U CN 202860064U
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- bolt
- storehouse
- table tennis
- key
- drive link
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Abstract
The utility model discloses a serve device of table tennis balls. The serve device of the table tennis balls comprises a support frame, a power system and a generator, wherein the support frame supports the power system and the generator, and the power system is connected with the generator. The serve device of the table tennis balls is used for athletes and coaches to perform table tennis training, and used for table tennis fans to practice and perform self-training. The serve device of the table tennis balls has the advantages of being simple in structure, complete in functions, simple and easy to manufacture, and low in manufacturing cost.
Description
Technical field
The utility model relates to the table tennis training equipment, and a kind of table tennis ball serving device is provided especially.
Background technology
In paddler's training process professional and specialty, usually need coach or training mate person to serve a ball incessantly within a certain period of time in same angle, train with drop point and the different drop points of different angles.Moreover along with the raising of people's quality of life, increasing people pays attention to physical training, and some amateurs and table tennis fan also need to carry out some daily sports or self trainings by means of sports equipment.In table tennis training process in the past, need coach or training mate person manually to feed ball, this workload is quite large, and mechanical, repetition, is fit to very much replace with exercising device.No matter conduct specialty, amateur paddler or common table tennis fan all wish a kind of sports equipment, can help them to carry out table tennis training.In order to satisfy people's this demand, table tenning ball servicing machine has appearred on the market.By these table tenning ball servicing machines, the falling sphere that the user does not need people's training mate just can obtain repeatedly same or different balls speed, angle and the rotation of being sent by this serving mechanism carries out table tennis training.But, existing table tennis ball serving device complex structure, with high content of technology, manufacturing cost is higher, does not have universality.
Therefore, people are attempting seeking a kind of simple in structure always, and technology is simple and easy, and are cheap for manufacturing cost and have a same neat Full Featured table tennis ball serving device.
The utility model content
The purpose of this utility model is to provide a kind of table tennis ball serving device, the complex structure that exists to solve table tennis ball serving device in the past, the problem that manufacturing cost is high.
The table tennis ball serving device that the utility model provides, this device is made of bracing frame, dynamical system and generator three parts, and wherein, bracing frame is supporting dynamical system and generator, it is characterized in that:
---described bracing frame includes stand 11, two buckles 12, upper backup pad 18 and lower supporting plates 13; Wherein, described upper backup pad 18 and lower supporting plate 13 are separately fixed at top and the middle part of stand 11 by two buckles 12, and are provided with hollow space on the upper backup pad 18, establish two bearings 20 in the stand 11;
---described dynamical system includes motor and reduction box 22, elliptic dynamic wheel 221, circle turn to drive 222, turn to drive link a 14 and turn to drive link b 15, all is fixed in lower supporting plate 13 and the stand; Wherein, the elliptic dynamic that is externally connected to of reduction box 22 takes turns 221; The bottom of reduction box 22 is connected with circle and turns to drive 222 and turn to drive link b 15, turn to drive link a 14 1 ends to be provided with the elongated sliding eye, turn to drive link a 14 to link to each other with turning to drive link b 15 by the elongated sliding eye, turn to the other end of drive link a 14 fixing in stand 11 by buckle 12;
---described generating means includes storage ball device 31, front bolt storehouse 36, middle bolt storehouse 37, rear bolt storehouse 32, key 33 and bolt head 34; Bolt head 34 links to each other with key 33, storage ball device 31 and before, in, rear bolt storehouse is fixed on the upper backup pad 18 successively, wherein, 36 front portions, front bolt storehouse are provided with ball mouth 311, the middle part of key 33 is provided with bolt 331, key 33 is sleeved on front bolt storehouse 36, middle bolt storehouse 37, in rear bolt storehouse 32, bolt is the 331 middle vacancies of passing on the upper backup pad 18, and the middle front part of key 33 establishes card column, and card column contacts with middle bolt storehouse 37 after the key motion finishes, establish spring 39 in the bolt storehouse 32 wherein, bolt contacts 331 with elliptic dynamic wheel 221, and wherein, adjusting bolt b 42 is established in front bolt storehouse 36, adjusting bolt a 35 is established in middle bolt storehouse 37, and adjusting bolt c 41 is established in rear bolt storehouse 32.
The operation principle of the table tennis ball serving device that the utility model provides is: the motor in the dynamical system provides power for whole device, by the reduction box regulation output that slows down, drive bolt moving backward to promote whole key by the elliptic dynamic wheel, when the elliptic dynamic wheel rotates, after arriving certain angle, bolt is just breaking away from the elliptic dynamic wheel, because the distortion restitution of the compression spring in the rear bolt storehouse travels forward key integral body, the bolt storehouse is blocked in the card column quilt above the key, the bolt head strikes the table tennis in the front bolt storehouse simultaneously, table tennis sends by ball mouth, can realize once serving a ball.The dynamics size of service, far and near distance can be by the positions in bolt storehouse after regulating, so that cause the difference to the camber of spring degree when key moves backward, and realize by the move distance that key is limited in the position in bolt storehouse in regulating.The various rotations of the ball manufacturing of sending realize by the horizontal move left and right in the adjusting of up and down arching trajectory, postrotational position, bolt front and the front bolt storehouse of bolt head metal frame.
Table tennis ball serving device in the utility model can be realized the multi-angle service, be connected with pole 16 in lower supporting plate 13 outer lower portion, the lower end of pole 16 is connected with universal wheel 17, contact with the default slideway of table tennis table, when the ball serving device hunt, the pole assistant steering device is finished the stability that angle changes and increase ball serving device.
Preferably in key 33 rear and front ends, each side pulley 333 is installed, and side direction embeds in the default slideway above the upper backup pad.
Described bolt head 34 includes bolt front 341, U-shaped metal frame 342, fan-shaped fixed card 345 and metal frame rotating shaft 343; Wherein, be provided with concavo-convex ring gear 348 in the bolt front 341,341 inside, bolt front are equipped with spring 349 and spring card 3412, spring 349 is sleeved on the spring center axle 347, spring center axle 347 is fixed on the U-shaped metal frame 342 by nut 346, described fan-shaped fixed card 345 is provided with convex card 3411, fan-shaped fixed card 345 is fixed on an end of key 33, described U-shaped metal frame 342 sidepieces are provided with draw-in groove 344, draw-in groove 344 and convex card 3411 Matching installations, described bolt front 341 is provided with flat Rubber end 3413.
By U-shaped metal frame take metal frame rotating shaft 343 as axle up and down the camber track rotate and 360 degree rotations of bolt front and front bolt storehouse about horizontal (relatively and gripper shoe) adjustable moving, can produce the rotation of upper and lower, left and right respectively and respectively on the left and right side, the falling sphere of all rotation modes under the side.
Preferably in stand 11 upper ends ball-receiving net 19 is installed, reaches the automatic collection of table tennis.
The table tennis ball serving device that the utility model provides, concrete advantage is as follows:
1, this apparatus structure is simple, technology is simple and easy, so that cheap for manufacturing cost, with the table tenning ball servicing machine of existing market sale be diverse structure design, but have identical function.
2, this device can be realized the ball that of multiple dynamics, multiple angles and multiple rotation.
Description of drawings
Below in conjunction with drawings and the embodiments the utility model is described in further detail:
Fig. 1 is the structural representation of table tennis ball serving device A;
Fig. 2 is the structural representation of adjustable bolt head;
Fig. 3 is the structural representation of table tennis ball serving device B;
Fig. 4 is the structural representation of falling sphere table.
The specific embodiment
Embodiment 1
Be illustrated in figure 1 as a kind of table tennis ball serving device A, this device is made of bracing frame, dynamical system and generator three parts, and wherein, bracing frame is supporting dynamical system and generator,
---described bracing frame includes stand 11, two buckles 12, upper backup pad 18 and lower supporting plates 13; Wherein, described upper backup pad 18 and lower supporting plate 13 are separately fixed at top and the middle part of stand 11 by two buckles 12, and are provided with hollow space on the upper backup pad 18, are provided with two bearings 20 in the stand 11;
---described dynamical system includes motor and reduction box 22, elliptic dynamic wheel 221, circle turn to drive 222, turn to drive link a 14 and turn to drive link b 15, and they all are fixed in lower supporting plate 13 and the stand; Wherein, the elliptic dynamic that is externally connected to of reduction box 22 takes turns 221; The bottom of reduction box 22 is connected with circle and turns to drive 222 and turn to drive link b 15, turn to drive link a 14 1 ends to be provided with the elongated sliding eye, turn to drive link a 14 to link to each other with turning to drive link b 15 by the elongated sliding eye, turn to the other end of drive link a 14 to fix in stand 11 bottoms by buckle 12;
---described generating means includes storage ball device 31, front bolt storehouse 36, middle bolt storehouse 37, rear bolt storehouse 32, key 33 and bolt head 34; Bolt head 34 links to each other with key 33, storage ball device 31 and before, in, rear bolt storehouse is fixed on the upper backup pad 18 successively, wherein, 36 front portions, front bolt storehouse are provided with ball mouth 311, the middle part of key 33 is provided with bolt 331, key 33 is sleeved on front bolt storehouse 36, middle bolt storehouse 37, in rear bolt storehouse 32, bolt is the 331 middle vacancies of passing on the upper backup pad 18, and the middle front part of key 33 is established card column, after the key motion finishes, card column contacts with middle bolt storehouse 37, wherein establishes spring 39 in the rear bolt storehouse 32, and bolt contacts 331 with elliptic dynamic wheel 221, wherein, adjusting bolt b 42 is established in front bolt storehouse 36, and adjusting bolt a 35 is established in middle bolt storehouse 37, and adjusting bolt c 41 is established in rear bolt storehouse 32.
Key 33 front ends are provided with adjustable bolt head 34, in the rear and front end of key 33, each side pulley 333 is installed.
Figure 2 shows that the structural representation of adjustable bolt head, described bolt head 34 includes bolt front 341, U-shaped metal frame 342, fan-shaped fixed card 345 and metal frame rotating shaft 343; Wherein, be provided with concavo-convex ring gear 348 in the bolt front 341,341 inside, bolt front are equipped with spring 349 and spring card 3412, spring 349 is sleeved on the spring center axle 347, spring center axle 347 is fixed on the U-shaped metal frame 342 by nut 346, described fan-shaped fixed card 345 is provided with convex card 3411, fan-shaped fixed card 345 is fixed on an end of key 33, described U-shaped metal frame 342 1 ends are provided with draw-in groove 344, draw-in groove 344 and convex card 3411 Matching installations, described bolt front 341 is provided with flat Rubber end 3413.U-shaped metal frame 342 rotates take metal frame rotating shaft 343 as axle, and one of them of a plurality of convex cards 3411 in draw-in groove 344 and the fan-shaped fixed card 345 carried out interlock, realizes that with this bolt head is in up and down later the stablizing of arching trajectory rotation of U metal frame.The cylindrical cavity of bolt front promotes to the key direction, compression chamber inner spring 349, and the concave dentate shape ring disengaging that makes inner protruding toothed annulus and be interlocked with it, while bolt-revolving front 341 slowly makes spring 349 reinstatements and makes to encircle in the double wedge with recessed ring gear again interlock and again stablize with realization after predetermined angular position.
And stand 11 upper ends are equipped with ball-receiving net 19, reach the automatic collection of table tennis.Two in 4 rubber stable heads 21 of stand 11 is rotatable ovallized column, to adjust, to stablize stand.
In addition, the dynamical system in Fig. 1 service robot can be directly by the motor of buying adjustable speed in the market and subsidiary steering mechanism and remote-control gear;
In the dynamical system of Fig. 1 service robot, can remove drive and drive link.Its turning function is finished by the even numbers motor of directly buying in market, and the even numbers motor can make service body yaw turn to realize out the variation of ball angle;
Dynamical system part in Fig. 1 service robot can only keep adjustable speed motor and drive and drive link are removed, and forms a simple type table tennis ball serving device by manually adjusting the ball angle, i.e. Type B table tennis ball serving device, as shown in Figure 3.And be accompanied with the table tennis plate 43 of receiving in this Type B ball serving device, it is connected with the bracing frame bottom by buckle a 44, and this plate is used for connecing the ball that is hit by the sportsman.
The in addition subsidiary liftable falling sphere table of this table tennis ball serving device, as shown in Figure 4.By adjusting, the ball that is sent by service robot can drop on this above table regularly.This liftable can use the shorter child of height.This subsidiary plate and the required area of falling sphere table of receiving is minimum, can replace the relatively large standard table tennis table of floor space to carry out to a certain degree training and motion, whole table tennis ball serving device can be used in the less family of area become a reality.
This table tennis ball serving device can be made the ball that of multiple angles, multiple dynamics and multiple rotation.
Claims (5)
1. table tennis ball serving device, this device is made of bracing frame, dynamical system and generator three parts, and wherein, bracing frame is supporting dynamical system and generator, it is characterized in that:
---described bracing frame includes stand (11), two buckles (12), upper backup pad (18) and lower supporting plate (13); Wherein, described upper backup pad (18) and lower supporting plate (13) are separately fixed at top and the middle part of stand (11) by two buckles (12), and are provided with hollow space on the upper backup pad (18), establish two bearings (20) in the stand (11);
---described dynamical system includes motor, reduction box (22), elliptic dynamic wheel (221), circle turns to drive (222), turns to drive link a(14) and turn to drive link b(15), all be fixed in lower supporting plate (13) and the stand; Wherein, the elliptic dynamic that is externally connected to of reduction box (22) is taken turns (221); The bottom of reduction box (22) is connected with circle and turns to drive (222) and turn to drive link b(15), turn to drive link a(14) an end be provided with the elongated sliding eye, turn to drive link a(14) by the elongated sliding eye with turn to drive link b(15) link to each other, turn to drive link a(14) the other end fixing in stand (11) by buckle (12);
---described generating means includes storage ball device (31), front bolt storehouse (36), middle bolt storehouse (37), rear bolt storehouse (32), key (33) and bolt head (34); Bolt head (34) links to each other with key (33), the storage ball device (31) and before, in, rear bolt storehouse is fixed on the upper backup pad (18) successively, wherein, front portion, front bolt storehouse (36) is provided with ball mouth (311), the middle part of key (33) is provided with bolt (331), key (33) is sleeved on front bolt storehouse (36), middle bolt storehouse (37), in rear bolt storehouse (32), bolt handle (331) passes the middle vacancy on the upper backup pad (18), and the middle front part of key (33) is established card column, card column contacts with middle bolt storehouse (37) after the key motion finishes, establish spring (39) in the bolt storehouse (32) wherein, bolt contacts (331) with elliptic dynamic wheel (221), and wherein, adjusting bolt a(35 is established in middle bolt storehouse (37)), adjusting bolt b(42 is established in front bolt storehouse (36)), adjusting bolt c(41 is established in rear bolt storehouse (32)).
2. according to the described table tennis ball serving device of claim 1, it is characterized in that: described lower supporting plate (13) outer lower portion is connected with pole (16), and the lower end of pole (16) is connected with universal wheel (17).
3. according to the described table tennis ball serving device of claim 1, it is characterized in that: described stand (11) upper end is equipped with ball-receiving net (19).
4. according to the described table tennis ball serving device of claim 1, it is characterized in that: described key (33) rear and front end, each side pulley (333) is installed.
5. according to the described table tennis ball serving device of claim 1, it is characterized in that: described bolt head (34) includes bolt front (341), U-shaped metal frame (342), fan-shaped fixed card (345) and metal frame rotating shaft (343); Wherein, be provided with concavo-convex ring gear (348) in the bolt front (341), inside, bolt front (341) is equipped with spring (349) and spring card (3412), spring (349) is sleeved on the spring center axle (347), spring center axle (347) is fixed on the U-shaped metal frame (342) by nut (346), described fan-shaped fixed card (345) is provided with convex card (3411), fan-shaped fixed card (345) is fixed on an end of key (33), described U-shaped metal frame (342) sidepiece is provided with draw-in groove (344), draw-in groove (344) and convex card (3411) Matching installation, described bolt front (341) is provided with flat Rubber end (3413).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220552691 CN202860064U (en) | 2012-10-26 | 2012-10-26 | Serve device of table tennis balls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220552691 CN202860064U (en) | 2012-10-26 | 2012-10-26 | Serve device of table tennis balls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202860064U true CN202860064U (en) | 2013-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220552691 Expired - Fee Related CN202860064U (en) | 2012-10-26 | 2012-10-26 | Serve device of table tennis balls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202860064U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103611279A (en) * | 2013-11-06 | 2014-03-05 | 梧州学院 | Automatic ping-pong ball serving machine |
| CN104492055A (en) * | 2014-12-16 | 2015-04-08 | 李远志 | Motor machine for table tennis training |
| CN111408121A (en) * | 2019-01-08 | 2020-07-14 | 张海栋 | Automatic service robot for table tennis |
-
2012
- 2012-10-26 CN CN 201220552691 patent/CN202860064U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103611279A (en) * | 2013-11-06 | 2014-03-05 | 梧州学院 | Automatic ping-pong ball serving machine |
| CN103611279B (en) * | 2013-11-06 | 2016-02-17 | 梧州学院 | A kind of table tennis automatic pitching machine |
| CN104492055A (en) * | 2014-12-16 | 2015-04-08 | 李远志 | Motor machine for table tennis training |
| CN111408121A (en) * | 2019-01-08 | 2020-07-14 | 张海栋 | Automatic service robot for table tennis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20141026 |
|
| EXPY | Termination of patent right or utility model |