CN207886638U - Tennis service device and the recyclable tennis service system for ball based on the device - Google Patents
Tennis service device and the recyclable tennis service system for ball based on the device Download PDFInfo
- Publication number
- CN207886638U CN207886638U CN201721841483.3U CN201721841483U CN207886638U CN 207886638 U CN207886638 U CN 207886638U CN 201721841483 U CN201721841483 U CN 201721841483U CN 207886638 U CN207886638 U CN 207886638U
- Authority
- CN
- China
- Prior art keywords
- service
- tennis
- sleeve
- setting
- 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.)
- Expired - Fee Related
Links
Abstract
The recyclable tennis service system for ball the utility model is related to tennis service device and based on the device, including pedestal and service control device, Longitudinal angle rotation mechanism is set on the pedestal, setting service sleeve in the Longitudinal angle rotation mechanism, storage ball cover cylinder, the rear end setting service driving device of the service sleeve are communicated in the middle part of the service sleeve.The beneficial effects of the utility model are：It is small, it is convenient for carrying, then with impact type serving way, the damage to tennis can be reduced, and can enough adjust horizontal, the vertical ball launch angle of tennis.
Description
Technical field
The utility model is related to tennis service devices, specifically tennis service device and being recycled for ball based on the device
Tennis service system.
Background technology
Existing a variety of simple tennis training machines are simultaneously furnished with tennis service device but present tennis service device volume ratio
Larger, physical education is carried to playground from equipment room, is transported back again after school end, be used only it is inconvenient, and for
There are larger difficulties for student's carrying of primary grades, and existing teeing apparatus mostly uses jet-propelled or squash type, jet-propelled service
The service ball speed of equipment is smaller, and damage of the squash type tennis ball serving device to tennis is bigger, in addition, ball serving device due to volume compared with
Greatly, ball launch angle even can not be adjusted to the level of service, the inconvenient some of adjusting of vertical angles, by training aids without
Method simulates the actual conditions of various training；The student training begun to learn in a word uses the very inconvenient also, current dress for receiving ball
It sets, it is still desirable to which human hand work goes to pick up, time-consuming and laborious, and for the student begun to learn, the training time can not ensure.
Utility model content
It is small the purpose of this utility model is to provide a kind of tennis service device, it is convenient for carrying, then sent out with impact type
Ball mode can reduce the damage to tennis, and can adjust horizontal, the vertical ball launch angle of tennis.
The utility model to achieve the above object, is achieved through the following technical solutions：
Tennis service device, including pedestal and service control device, the pedestal can rotate horizontally, be arranged on the pedestal
Longitudinal angle rotation mechanism, setting service sleeve in the Longitudinal angle rotation mechanism are communicated in the middle part of the service sleeve
Ball cover cylinder is stored up, the rear end setting service driving device of the service sleeve, the service driving device includes the cylinder of one end open
Service sleeve is stretched into the open end of shape shell, the tubular shell, and electromagnetic coil and impact iron core are arranged in the tubular shell,
The electromagnetic coil is electrically connected with service control device, and the cunning being adapted with tubular shell is arranged in one end of the impact iron core
The other end of block, the impact iron core stretches into service sleeve across electromagnetic coil, and the impact iron core is located relatively at sliding block and electricity
Resetting spring is arranged between magnetic coil.
The pedestal includes upper plate and lower plate, and the lower plate, lower plate are connected centrally through vertical shaft, institute
It states and telescopic rod is set on lower plate, the upper plate setting and the matched arc-shaped slide rail of telescopic rod, the telescopic rod include outer
The first spring is arranged in the bottom end of casing and the interior bar being set in outer tube, the interior bar, and the top stretching of the interior bar is outer
Casing passes through arc-shaped slide rail and transverse slat is arranged, and limit card block is arranged on the transverse slat, and annular array setting is more on the upper plate
A and matched card slot of limit card block.
The Longitudinal angle rotation mechanism include rotating mechanism and with the matched fixed mechanism of rotating mechanism, the rotation
Rotation mechanism includes the support plate being arranged in service sleeve both sides, and the service sleeve opposite with support plate can turn in perpendicular
It is dynamic.
Movable plate is set between two support plates, and service sleeve is installed on movable plate, and the movable plate is being put down vertically
It is rotatablely connected by horizontal rotating shaft and support plate in face.
The fixed mechanism includes the lower section setting riser for being located at storage ball cover cylinder, and the first cunning is vertically arranged on the riser
Slot, on the tubular shell or movable plate setting screw rod and with the matched second sliding slot of screw rod, the screw rod passes through first
Simultaneously nut is arranged in sliding slot.
The service sleeve and/or storage ball cover cylinder are made of clear material.
The impact iron core stretches into one end setting and the adaptable baffle of sleeve of serving a ball, the non-service state of service sleeve
Under, baffle does not contact and not across the junction of storage ball cover cylinder and sleeve of serving a ball.
A kind of recyclable tennis service system for ball, including tennis service device；Further include main support, be arranged in main branch
Punch panel on frame and the secondary support in main support front is set, secondary support is connected by elastic network(s) with punch panel, secondary support and
The junction of setting third holder between main support, third holder and elastic network(s) is the lowest point of elastic network(s), the elastic network(s)
Funnel type ball mouth, the funnel type ball mouth end and storage ball sleeve connection is arranged in lowest point.
Comparison and the prior art, the utility model advantageous effect are：
1, the utility model is small, is convenient for carrying, then with impact type serving way, can reduce the damage to tennis,
And horizontal, the vertical ball launch angle of tennis can be adjusted.
2, the multiple and matched card slot of limit card block is arranged in annular array on the utility model upper plate, by that will limit
Fixture block coordinates from different card slots, adjusts the horizontal ball launch angle of tennis.
3, the utility model service sleeve can relatively rotate in perpendicular with support plate, can adjust the vertical of tennis
Ball launch angle.
4, the utility model service sleeve is installed on movable plate, can be convenient for changing service driving device.
5, the utility model screw rod passes through the first sliding groove and nut is arranged, and rotation service sleeve is simultaneously carried out by fixed mechanism
It is fixed, vertical angles when service can be adjusted.
6, the utility model service sleeve and/or storage ball cover cylinder are made of clear material, and can facilitate observation storage ball cover cylinder
The quantity of interior tennis, it is convenient to supplement tennis into storage ball cover cylinder in time.
7, under the non-service state of the utility model, baffle does not contact and not across the connection of storage ball cover cylinder and sleeve of serving a ball
Place can facilitate baffle to strike tennis.
8, the recyclable tennis service system for ball of the utility model, can serve a ball, receive ball automatically, ensure continuing for training
Property, and the apparatus structure is simple, and easy to operate, the practice that can meet tennis beginner uses.
Description of the drawings
Attached drawing 1 is the structural schematic diagram of embodiment 2.
Attached drawing 2 is the vertical view of attached drawing 1.
Attached drawing 3 is the structural schematic diagram of telescopic rod.
The structural schematic diagram of the service driving device of attached drawing 4.
Attached drawing 5 is the structural schematic diagram of embodiment 1.
The structural schematic diagram of 6 elastic network(s) of attached drawing.
Attached drawing 7 is the structural schematic diagram of the recyclable tennis service system for ball.
Label shown in attached drawing：1, pedestal, 11, upper plate, 12, lower plate, 2, service sleeve, 3, storage ball cover cylinder, 4, cylinder
Shape shell, 41, sliding block, 42, resetting spring, 43, baffle, 44, impact iron core, 5, electromagnetic coil, 6, the time relay, 7, stretch
Contracting bar, 71, outer tube, 72, interior bar, the 73, first spring, 74, arc-shaped slide rail, 75, transverse slat, 76, limit card block, 77, card slot, 8,
Support plate, 81, movable plate, 82, riser, 83, the first sliding groove, 84, screw rod, 85, second sliding slot, 9, main support, 91, secondary support,
92, third holder, 93, impact rebound plate, 94, elastic network(s), 95, funnel type ball mouth.
Specific implementation mode
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read the utility model instruction
Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen
In range defined herein.
Tennis service device, including pedestal 1 and service control device, the pedestal 1 can rotate horizontally, on the pedestal 1
Longitudinal angle rotation mechanism is set, service sleeve 2, the middle part of the service sleeve 2 are set in the Longitudinal angle rotation mechanism
It is communicated with storage ball cover cylinder 3, the rear end setting service driving device of service sleeve 2, the service driving device includes one end open
Tubular shell 4, the open end of the tubular shell 4 stretches into service sleeve 2,5 He of electromagnetic coil is arranged in the tubular shell 4
Iron core 44 is struck, the electromagnetic coil 5 is electrically connected with service control device, one end setting of the impact iron core 44 and cylinder
The other end of the adaptable sliding block 41 of shape shell 4, the impact iron core 44 stretches into service sleeve 2 across electromagnetic coil 5, described to hit
The core 44 that forges iron, which is located relatively between sliding block 41 and electromagnetic coil 5, is arranged resetting spring 42.Service control device can be the time after
Electric appliance 6, power switch, the preferably time relay 6, operation principle are：Between time using the setting service of the time relay 6
Every the electromagnetic coil 5 for driving device of serving a ball obtains electric, the impact impact tennis of iron core 44, and iron is struck after tennis injection service sleeve 2
Core 44 resets.It is small by the way that service sleeve 2, storage ball cover cylinder 3 are arranged on pedestal 1, it is convenient for carrying, can facilitate student will
Tennis service device is carried between playground and equipment room, and the tennis in storage ball cover cylinder 3 falls into service sleeve 2 successively, makes
With impact type serving way, the damage to tennis can be reduced, and horizontal, the vertical ball launch angle of tennis can be adjusted.
Preferably, the pedestal 1 includes upper plate 11 and lower plate 12, and the lower plate 12, the center of lower plate 12 are logical
Vertical shaft connection is crossed, telescopic rod 7, the setting of the upper plate 11 and 7 matched arc of telescopic rod are set on the lower plate 12
Shape sliding rail 74, the telescopic rod 7 include outer tube 71 and the interior bar 72 being set in outer tube 71, the bottom end of the interior bar 72
First spring 73 is set, and the top of the interior bar 72 stretches out outer tube 71 and passes through arc-shaped slide rail 74 and transverse slat 75, the cross is arranged
Limit card block 76 is set on plate 75, and multiple and 76 matched card slot of limit card block is arranged in annular array on the upper plate 11
77, when needing to adjust the level angle served a ball, above putting forward interior bar 72 makes limit card block 76 engage with the disengaging of card slot 77, rotates upper bed-plate
1 back lower place interior bar 72 makes limit card block 76 be caught in another card slot 77, by matching limit card block 76 from different card slots 77
It closes, adjusts the horizontal ball launch angle of tennis.
Preferably, the Longitudinal angle rotation mechanism include rotating mechanism and with the matched fixed machine of rotating mechanism
Structure, the rotating mechanism include the support plate 8 being arranged in 2 both sides of service sleeve, and the service sleeve 2 can in perpendicular
It is relatively rotated with support plate 8, is fixed by fixed mechanism after rotation, the vertical ball launch angle of tennis can be adjusted.
Preferably, movable plate 81 is set between two support plates 8, and service sleeve 2 is installed on movable plate 81, the activity
Being rotatablely connected by horizontal rotating shaft and support plate 8 in perpendicular for plate 81, can also be not provided with movable plate 81, and movable plate is arranged
After 81, service driving device is directly anchored on service sleeve 2, does not have connection relation with other component, is needed replacing service and is driven
When dynamic device, is directly removed from service sleeve 2, service driving device can be convenient for changing.
Preferably, the fixed mechanism includes the lower section setting riser 82 for being located at storage ball cover cylinder 3, is erected on the riser 82
Straight setting the first sliding groove 83, on the tubular shell 4 or movable plate 81 setting screw rod 84 and with screw rod 84 matched second
Sliding slot 85, the screw rod 84 pass through the first sliding groove 83 and nut are arranged, preferably screw rod 84 be arranged on movable plate 81, screw rod 84
Stretch into the second annular groove, and the sliding block 41 being adapted with second sliding slot 85 be set, when needing replacing service driving device, directly from
It is removed on service sleeve 2, service driving device can be convenient for changing.
Preferably, the service sleeve 2 and/or storage ball cover cylinder 3 are made of clear material, and can facilitate observation storage ball cover cylinder
The quantity of tennis in 3, it is convenient to supplement tennis into storage ball cover cylinder 3 in time.
Preferably, the impact iron core 44 stretches into one end setting of service sleeve 2 and the adaptable baffle of sleeve 2 of serving a ball
43, under non-service state, baffle 43 does not contact and not across the junction of storage ball cover cylinder 3 and sleeve 2 of serving a ball, can facilitate baffle
43 impact tennises
A kind of recyclable tennis service system for ball, including tennis service device；Further include main support 9, be arranged in master
Punch panel on holder 9 and the secondary support 91 in 9 front of main support is set, secondary support 91 passes through elastic network(s) 94 and punch panel phase
Even, the junction of setting third holder 92 between secondary support 91 and main support 9, third holder 92 and elastic network(s) 94 is elastic network(s)
94 lowest point, the lowest point setting funnel type ball mouth 95 of the elastic network(s) 94,95 end of funnel type ball mouth with
Ball cover cylinder 3 is stored up to connect.Preferred 95 inside of funnel type ball mouth is spiral path, ensures that tennis is unlikely to heap at ball mouth
It is folded, cause out the problem of ball difficulty.It can serve a ball automatically, receive ball, ensure the circulation-supplied of tennis, the duration of training；And
The apparatus structure is simple, easy to operate, and the practice that can meet tennis beginner uses.
Embodiment 1：
Tennis service device, including pedestal 1 and service control device, the pedestal 1 can rotate horizontally, and the pedestal 1 wraps
Include upper plate 11 and lower plate 12, the lower plate 12, lower plate 12 are connected centrally through vertical shaft, the lower plate 12
Upper setting telescopic rod 7, the setting of the upper plate 11 and 7 matched arc-shaped slide rail 74 of telescopic rod, the telescopic rod 7 include housing
The first spring 73 is arranged in the bottom end of pipe 71 and the interior bar 72 being set in outer tube 71, the interior bar 72, the interior bar 72
Top stretches out outer tube 71 and passes through arc-shaped slide rail 74 and be arranged transverse slat 75, is arranged limit card block 76 on the transverse slat 75, it is described on
Multiple and 76 matched card slot 77 of limit card block is arranged in annular array on bottom plate 11.Regulation of longitudinal angle is arranged on the pedestal 1 to revolve
Rotation mechanism, the Longitudinal angle rotation mechanism include rotating mechanism and with the matched fixed mechanism of rotating mechanism, the rotation
Rotation mechanism includes the support plate 8 being arranged in 2 both sides of service sleeve, and the service sleeve 2 can be with 8 phase of support plate in perpendicular
To rotation.The fixed mechanism includes the lower section setting riser 82 for being located at storage ball cover cylinder 3, and the is vertically arranged on the riser 82
One sliding slot 83, on the tubular shell 4 setting screw rod 84 and with 84 matched second sliding slot 85 of screw rod, the screw rod 84 wears
It crosses the first sliding groove 83 and nut is set.The middle part of setting service sleeve 2 on the rotating mechanism, the service sleeve 2 is communicated with
Ball cover cylinder 3 is stored up, the service sleeve 2 and/or storage ball cover cylinder 3 are made of clear material, and the impact iron core 44 stretches into service set
One end setting of cylinder 2 baffle 43 adaptable with service sleeve 2, under non-service state, baffle 43 does not contact and not across storage ball
The junction of sleeve 3 and service sleeve 2.The rear end setting service driving device of the service sleeve 2, service driving device include
Service sleeve 2 is stretched into the open end of the tubular shell 4 of one end open, the tubular shell 4, and setting is electric in the tubular shell 4
Magnetic coil 5 and impact iron core 44, the electromagnetic coil 5 are electrically connected with service control device, one end of the impact iron core 44
The sliding block 41 being adapted with tubular shell 4 is set, and the other end of the impact iron core 44 stretches into service sleeve across electromagnetic coil 5
2, the impact iron core 44, which is located relatively between sliding block 41 and electromagnetic coil 5, is arranged resetting spring 42.
Embodiment 2：
The Longitudinal angle rotation mechanism further includes setting movable plate 81 between two support plates 8, and service sleeve 2 is fixed
On movable plate 81, the movable plate 81 is rotatablely connected in perpendicular by horizontal rotating shaft and support plate 8；Implement solid
The screw rod 84 for determining mechanism is arranged on movable plate 81, can be convenient for changing service driving device, other structures and 1 phase of embodiment
Together.
Embodiment 3：
A kind of recyclable tennis service system for ball, including tennis service device；Further include main support 9, be arranged in master
Punch panel on holder 9 and the secondary support 91 in 9 front of main support is set, secondary support 91 passes through elastic network(s) 94 and punch panel phase
Even, the junction of setting third holder 92 between secondary support 91 and main support 9, third holder 92 and elastic network(s) 94 is elastic network(s)
94 lowest point, the lowest point setting funnel type ball mouth 95 of the elastic network(s) 94,95 end of funnel type ball mouth with
It stores up ball cover cylinder 3 to connect, to ensure that it is perpendicular in the end of storage ball cover cylinder 3 that tennis smoothly rolls into storage ball cover cylinder 3 from funnel type ball mouth 95
One connecting tube of straight setting, 95 inside of preferred funnel type ball mouth is spiral path, ensures that tennis is unlikely at ball mouth
It stacks, causes out the problem of ball difficulty.It can serve a ball automatically, receive ball, ensure the circulation-supplied of tennis, the duration of training；And
And the apparatus structure is simple, easy to operate, the practice that can meet tennis beginner uses.
Claims (8)
1. tennis service device, including pedestal and service control device, it is characterised in that：The pedestal can rotate horizontally, described
Longitudinal angle rotation mechanism is set on pedestal, service sleeve is set in the Longitudinal angle rotation mechanism, the service sleeve
Middle part is communicated with storage ball cover cylinder, and the rear end setting service driving device of the service sleeve, the service driving device includes one
Service sleeve is stretched into the open end of the tubular shell of end opening, the tubular shell, and electromagnetic coil is arranged in the tubular shell
With impact iron core, the electromagnetic coil is electrically connected with service control device, one end setting of the impact iron core and cylindrical case
The other end of the adaptable sliding block of body, the impact iron core stretches into service sleeve across electromagnetic coil, and the impact iron core is opposite
Resetting spring is arranged between sliding block and electromagnetic coil.
2. tennis service device according to claim 1, it is characterised in that：The pedestal includes upper plate and lower plate,
The lower plate, lower plate are connected centrally through vertical shaft, are arranged telescopic rod, the upper plate setting on the lower plate
With the matched arc-shaped slide rail of telescopic rod, the telescopic rod includes outer tube and the interior bar that is set in outer tube, it is described in
The first spring is arranged in the bottom end of bar, and the top of the interior bar stretches out outer tube and passes through arc-shaped slide rail and transverse slat, the transverse slat is arranged
Upper setting limit card block, annular array setting is multiple with the matched card slot of limit card block on the upper plate.
3. tennis service device according to claim 1, it is characterised in that：The Longitudinal angle rotation mechanism includes rotation
Mechanism and with the matched fixed mechanism of rotating mechanism, the rotating mechanism includes the support being arranged in service sleeve both sides
Plate, the service sleeve can relatively rotate in perpendicular with support plate.
4. tennis service device according to claim 3, it is characterised in that：Movable plate is set between two support plates, is sent out
Ball cover cylinder is installed on movable plate, and the movable plate is rotatablely connected in perpendicular by horizontal rotating shaft and support plate.
5. tennis service device according to claim 4, it is characterised in that：The fixed mechanism includes being located at storage ball cover cylinder
Lower section riser is set, be vertically arranged the first sliding groove on the riser, on the tubular shell or movable plate setting screw rod and
With the matched second sliding slot of screw rod, the screw rod passes through the first sliding groove and nut is arranged.
6. according to the tennis service device described in claim 1-5 any one, it is characterised in that：The service sleeve and/or
Storage ball cover cylinder is made of clear material.
7. according to the tennis service device described in claim 1-5 any one, it is characterised in that：The impact iron core stretches into hair
One end setting of ball cover cylinder baffle adaptable with service sleeve, under non-service state, baffle does not contact and not across storage ball cover
The junction of cylinder and service sleeve.
8. a kind of recyclable tennis service system for ball, it is characterised in that：Including according to described in claim 1-7 any one
Tennis service device；
Further include main support, the punch panel that is arranged on main support and the secondary support in main support front is set, secondary support passes through
Elastic network(s) is connected with punch panel, setting third holder between secondary support and main support, and the junction of third holder and elastic network(s) is
Funnel type ball mouth, the funnel type ball mouth end and storage is arranged in the lowest point of the lowest point of elastic network(s), the elastic network(s)
Ball sleeve connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841483.3U CN207886638U (en) | 2017-12-26 | 2017-12-26 | Tennis service device and the recyclable tennis service system for ball based on the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841483.3U CN207886638U (en) | 2017-12-26 | 2017-12-26 | Tennis service device and the recyclable tennis service system for ball based on the device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207886638U true CN207886638U (en) | 2018-09-21 |
Family
ID=63550069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721841483.3U Expired - Fee Related CN207886638U (en) | 2017-12-26 | 2017-12-26 | Tennis service device and the recyclable tennis service system for ball based on the device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207886638U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966762A (en) * | 2019-03-13 | 2019-07-05 | 杨志豪 | A kind of landscape pond coin saving casting device |
| CN110559634A (en) * | 2019-09-26 | 2019-12-13 | 陈祖松 | Auxiliary device for tennis serving training with double-purpose adjusting function |
| CN114028791A (en) * | 2021-12-01 | 2022-02-11 | 湖南第一师范学院 | Service robot is used in table tennis training convenient to angle regulation |
| CN114733177A (en) * | 2022-04-20 | 2022-07-12 | 西安交通大学城市学院 | Emitter is used in football skill training |
-
2017
- 2017-12-26 CN CN201721841483.3U patent/CN207886638U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966762A (en) * | 2019-03-13 | 2019-07-05 | 杨志豪 | A kind of landscape pond coin saving casting device |
| CN109966762B (en) * | 2019-03-13 | 2020-12-01 | 滁州爱英朵环境科技有限公司 | Coin throwing device for landscape pool |
| CN110559634A (en) * | 2019-09-26 | 2019-12-13 | 陈祖松 | Auxiliary device for tennis serving training with double-purpose adjusting function |
| CN114028791A (en) * | 2021-12-01 | 2022-02-11 | 湖南第一师范学院 | Service robot is used in table tennis training convenient to angle regulation |
| CN114733177A (en) * | 2022-04-20 | 2022-07-12 | 西安交通大学城市学院 | Emitter is used in football skill training |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207886638U (en) | Tennis service device and the recyclable tennis service system for ball based on the device | |
| CN206597285U (en) | A kind of vollyball simulates service/pass work device | |
| CN102413882B (en) | Portable automatic golf ball dispenser | |
| CN202044741U (en) | Automatic volleyball pitching machine | |
| CN203577272U (en) | Angle adjustable basketball stand for sports training | |
| CN109675277A (en) | A kind of sport fixed point shootaround teeing apparatus | |
| CN204485269U (en) | A kind of shuttlecock automatic kicking apparatus | |
| CN209696240U (en) | A kind of tennis training machine | |
| CN207055864U (en) | A kind of athletic training portable type basketball stands | |
| CN206489364U (en) | Think political affairs training projection arrangement | |
| CN205948324U (en) | Fixed tennis exerciser | |
| CN208049312U (en) | A kind of adjustable basketball stand for athletic training | |
| CN212327371U (en) | Intelligent volleyball service robot | |
| CN210276361U (en) | Table tennis table | |
| CN109173176A (en) | A kind of energy saving chin-up training device with assist function | |
| CN208770773U (en) | Multifunctional abdominal muscle board | |
| CN108154766A (en) | A kind of multi-functional Physical Experiment demo system and method | |
| CN206391512U (en) | A kind of service robot trained for physical education | |
| CN208809414U (en) | A kind of basketball shooting training device | |
| CN108320659A (en) | A kind of analog demenstration mechanism of factory safety equipment | |
| CN215841512U (en) | Fixed-point ball dispenser for tennis teaching training | |
| CN205626929U (en) | Portable table tennis collection net | |
| CN210583560U (en) | Badminton exercising device | |
| CN205516341U (en) | A ball dispenser for sports education and training | |
| CN208141667U (en) | A kind of analog demenstration mechanism of factory safety equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 Termination date: 20191226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |