CN214597066U - A vital capacity training ware for singing breath training - Google Patents
A vital capacity training ware for singing breath training Download PDFInfo
- Publication number
- CN214597066U CN214597066U CN202120247667.7U CN202120247667U CN214597066U CN 214597066 U CN214597066 U CN 214597066U CN 202120247667 U CN202120247667 U CN 202120247667U CN 214597066 U CN214597066 U CN 214597066U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- rod
- shaped
- box body
- pipe
- 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
- 238000007664 blowing Methods 0.000 claims description 19
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000001755 vocal effect Effects 0.000 claims 6
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 210000004072 lung Anatomy 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a vital capacity training ware for singing breath training, the power distribution box comprises a box body, the utility model discloses when using, carry out the joint through the mutually supporting between U-shaped board, first slider, first spout, riser, first T shape pole and the first spring and fix to the gas blow pipe, thereby avoid the gas blow pipe to drop subaerial when not using, influence follow-up used repeatedly, through the roof, the connecting rod, the thread bush, the threaded rod, the movable rod, even axle, the push rod, the movable block, the sleeve pipe, the second spring, second T shape pole and when knocking mutually supporting between the ball when gasbag volume increase, drive and knock the ball and strike the clock, thereby strike the number of times of striking the clock through knocking the ball, judge whether up to standard the target of training.
Description
Technical Field
The utility model relates to a vital capacity training ware technical field especially relates to a vital capacity training ware for singing breath training.
Background
Singing means performing in a singing mode, good breath flow is the basis of singing and is also an important way for improving the real and false sound mixing effect, vital capacity training is a necessary training item for singing breath, and a vital capacity trainer for singing breath training is needed to help students to perform the singing breath training.
The existing lung activity trainer is lack of a clamping mechanism, an air blowing pipe can not be placed at any position when not used, so that the existing lung activity trainer is easy to fall on the ground, subsequent repeated use is influenced, the existing trainer is not suitable for people with poor eyesight and blind people, and whether the training target is achieved or not can not be accurately judged due to lack of sound reminding when the people with poor eyesight and the blind people use the existing lung activity trainer.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the present invention is to provide a vital capacity trainer for singing breath training.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a vital capacity trainer for singing breath training comprises a box body, wherein a rolling mechanism is arranged at the bottom of the box body, a shell is fixedly connected to the right side of an inner cavity of the box body, first openings are formed in the top and the bottom of the shell, a fixing plate is fixedly connected to the position, close to the bottom, of the inner cavity of the shell, an air bag is fixedly connected to the top of the fixing plate, a connecting pipe is inserted into the bottom of the air bag, an air inlet pipe is fixedly connected to the right side of the bottom of the connecting pipe, a one-way valve is arranged on the air inlet pipe, one end, far away from the connecting pipe, of the air inlet pipe penetrates through the shell and the box body and is fixedly connected with a hose, an air blowing pipe is arranged on the position, close to the top, of the right side of the box body, a clamping mechanism is arranged between the air blowing pipe and the box body, an air release pipe is fixedly connected to the left side of the bottom of the connecting pipe, one end, far away from the connecting pipe, penetrates through the bottom of the box body, and extend to the outside of box, be equipped with the relief valve on the disappointing pipe, one side fixedly connected with roof of fixed plate is kept away from to the gasbag, the top fixedly connected with scale of roof, the top of box is close to right side department and has seted up the through-hole, the through-hole inner chamber is run through on the top of scale to extend to the outside of box, the left side of casing is equipped with knocking mechanism.
Furthermore, the rolling mechanism comprises a plurality of universal wheels, and the universal wheels are fixedly connected to the bottom of the box body close to the four corners respectively.
Furthermore, a handle is fixedly connected to the middle position of the top of the box body, and the side-view cross section of the handle is n-shaped.
Further, the clamping mechanism includes two U-shaped plates, two the U-shaped plate sets up around being, the top of gas blow pipe is located the top of two U-shaped plates, peg graft between two U-shaped plates in the bottom of gas blow pipe, the one end and the gas blow pipe fixed connection of intake pipe are kept away from to the hose, two one side that the U-shaped plate was kept away from mutually all is equipped with the riser, riser and box fixed connection, two the perforation has all been seted up on the riser, the perforation inner chamber runs through and is equipped with first T shape pole, two the adjacent one end of first T shape pole respectively with adjacent U-shaped plate fixed connection, two the outside of first T shape pole all is overlapped and is equipped with first spring, the both ends of first spring respectively with riser and U-shaped plate fixed connection.
Further, two the equal first slider of fixedly connected with in left side of U-shaped board, the right side of box is close to top department and has seted up first spout, two the common swing joint of first slider is at first spout inner chamber.
Further, the knocking mechanism comprises a transverse plate, the transverse plate is fixedly connected to the left side of the inner cavity of the box body and close to the middle position, a clock is fixedly connected to the top of the transverse plate and close to the left side, a movable block is arranged at the top of the transverse plate and close to the right side, a second sliding block is fixedly connected to the bottom of the movable block, a second sliding groove is formed in the top of the transverse plate, the second sliding block is movably connected to the inner cavity of the second sliding groove, a sleeve is fixedly connected to the left side of the movable block, a second T-shaped rod is inserted into the inner cavity of the sleeve, a second spring is fixedly connected to the right side of the inner cavity of the sleeve, the left side of the second spring is fixedly connected with the second T-shaped rod, and the knocking ball is fixedly connected to the left side of the second T-shaped rod.
Further, the left side of casing is close to top department and has seted up the fluting, the left side fixedly connected with connecting rod of roof, the left end of connecting rod runs through the fluting to fixedly connected with thread bush, the inner chamber of thread bush runs through and is equipped with the threaded rod, the inner chamber top fixedly connected with bearing of box, peg graft at the bearing inner chamber on the top of threaded rod, the bottom fixedly connected with movable rod of threaded rod, the bottom of movable rod is equipped with the push rod, be equipped with even axle between movable rod and the push rod, the movable rod is through linking axle and push rod swing joint, the push rod is kept away from even one end and the movable block swing joint of axle.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the air blowing pipe is clamped and fixed through mutual matching of the U-shaped plate, the first sliding block, the first sliding chute, the vertical plate, the first T-shaped rod and the first spring, so that the air blowing pipe is prevented from falling on the ground when not in use and the subsequent repeated use is prevented from being influenced;
2. through the mutual cooperation between roof, connecting rod, thread bush, threaded rod, movable rod, connecting axle, push rod, movable block, sleeve pipe, second spring, second T shape pole and the table tennis, when the gasbag volume increases, drive the table tennis and strike the clock to through the number of times that the table tennis is struck, judge whether up to standard of target of training.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a perspective view of the present embodiment;
FIG. 2 is a schematic structural diagram of the present embodiment;
FIG. 3 is a right side view of the present embodiment;
FIG. 4 is a top view of the U-shaped plate;
fig. 5 is an enlarged view of a portion a in fig. 2.
In the figure: 1. a box body; 2. a universal wheel; 3. a grip; 4. a graduated scale; 5. a housing; 6. an air bag; 7. a connecting pipe; 8. an air inlet pipe; 9. a one-way valve; 10. a hose; 11. an air blowing pipe; 12. an air escape pipe; 13. a pressure relief valve; 14. a top plate; 15. a second spring; 16. a U-shaped plate; 17. a threaded sleeve; 18. a threaded rod; 19. a movable rod; 20. a connecting shaft; 21. a push rod; 22. a clock; 23. a first T-bar; 24. a vertical plate; 25. a first spring; 26. knocking and hitting the ball; 27. a movable block; 28. a sleeve; 29. a second T-bar.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 5, a vital capacity trainer for training breath singing comprises a box body 1, a handle 3 is fixedly connected to the middle position of the top of the box body 1, the side view cross section of the handle 3 is n-shaped, a rolling mechanism is arranged at the bottom of the box body 1, the rolling mechanism comprises a plurality of universal wheels 2, the universal wheels 2 are respectively and fixedly connected to the bottom of the box body 1 near four corners for convenient movement, a shell 5 is fixedly connected to the right side of the inner cavity of the box body 1, the top and the bottom of the shell 5 are respectively provided with a first opening, a fixing plate is fixedly connected to the inner cavity of the shell 5 near the bottom, an air bag 6 is fixedly connected to the top of the fixing plate, a connecting pipe 7 is inserted into the bottom of the air bag 6, an air inlet pipe 8 is fixedly connected to the right side of the bottom of the connecting pipe 7, a check valve 9 is arranged on the air inlet pipe 8, one end of the air inlet pipe 8, far away from the connecting pipe 7, penetrates through the shell 5 and the box body 1, a hose 10 is fixedly connected, an air blowing pipe 11 is arranged at the position, close to the top, of the right side of the box body 1, a clamping mechanism is arranged between the air blowing pipe 11 and the box body 1, the clamping mechanism comprises two U-shaped plates 16, the two U-shaped plates 16 are arranged in the front and back directions, first sliding blocks are fixedly connected to the left sides of the two U-shaped plates 16, a first sliding groove is formed at the position, close to the top, of the right side of the box body 1, the two first sliding blocks are movably connected to an inner cavity of the first sliding groove together, the top end of the air blowing pipe 11 is positioned at the top of the two U-shaped plates 16, the bottom end of the air blowing pipe 11 is inserted between the two U-shaped plates 16, one end, far away from the air inlet pipe 8, of the hose 10 is fixedly connected with the air blowing pipe 11, a vertical plate 24 is arranged at one side, far away from the two U-shaped plates 16, the vertical plate 24 is fixedly connected with the box body 1, through holes are formed in the two vertical plates 24, first T-shaped rods 23 penetrate through the inner cavities, the adjacent ends of the two first T-shaped rods 23 are respectively fixedly connected with the adjacent U-shaped plates 16, the outer sides of the two first T-shaped rods 23 are respectively sleeved with a first spring 25, two ends of each first spring 25 are respectively fixedly connected with a vertical plate 24 and a U-shaped plate 16, the air blowing pipes 11 are clamped and connected to avoid falling on the ground, and subsequent use is influenced, the left side of the bottom end of the connecting pipe 7 is fixedly connected with an air release pipe 12, one end, far away from the connecting pipe 7, of the air release pipe 12 penetrates through the bottom of the box body 1 and extends to the outer side of the box body 1, a pressure release valve 13 is arranged on the air release pipe 12, one side, far away from a fixed plate, of the air bag 6 is fixedly connected with a top plate 14, the top of the top plate 14 is fixedly connected with a graduated scale 4, a through hole is formed in the position, close to the right side, the top end of the graduated scale 4 penetrates through an inner cavity of the through hole and extends to the outer side of the box body 1, a knocking mechanism is arranged on the left side of the shell 5 and comprises a transverse plate, the fixedly connected to the left side of the inner cavity of the box body 1 and close to the middle position, a bell 22 is fixedly connected to the top of the transverse plate close to the left side, a movable block 27 is arranged on the top of the transverse plate close to the right side, a second sliding block is fixedly connected to the bottom of the movable block 27, a second sliding groove is formed in the top of the transverse plate, the second sliding block is movably connected to the inner cavity of the second sliding groove, a sleeve 28 is fixedly connected to the left side of the movable block 27, a second T-shaped rod 29 is inserted into the inner cavity of the sleeve 28, a second spring 15 is fixedly connected to the right side of the inner cavity of the sleeve 28, the left side of the second spring 15 is fixedly connected with the second T-shaped rod 29, a striking ball 26 is fixedly connected to the left side of the second T-shaped rod 29, a slot is formed in the left side of the shell 5 close to the top, a connecting rod is fixedly connected to the left side of the top plate 14, the left end of the connecting rod penetrates through the slot and is fixedly connected with a threaded sleeve 17, a threaded rod 18 penetrates through the inner cavity of the threaded sleeve 17, and a bearing is fixedly connected to the top of the inner cavity of the box body 1, the top of threaded rod 18 is pegged graft at the bearing inner chamber, and the bottom fixedly connected with movable rod 19 of threaded rod 18, the bottom of movable rod 19 are equipped with push rod 21, are equipped with even axle 20 between movable rod 19 and the push rod 21, and movable rod 19 passes through even axle 20 and push rod 21 swing joint, and the one end and the movable block 27 swing joint of even axle 20 are kept away from to push rod 21, through according to knocking the number of times that 26 strike the ball hit clock 22, judge the size of vital capacity.
The working principle is as follows: when the utility model is used, the two U-shaped plates 16 are pulled to move away from each other, the two U-shaped plates 16 do not clamp the blowing pipe 11 by moving the two first sliding blocks in the inner cavity of the first sliding groove, the trainer can conveniently take off the blowing pipe 11, gas is guided into the air bag 6 through the connecting pipe 7 by blowing into the blowing pipe 11 through the hose 10 and the air inlet pipe 8, so that the volume of the air bag 6 is increased, the volume of the air bag 6 is increased to push the top plate 14 to move upwards, the top plate 14 moves upwards to push the graduated scale 4 to move upwards, the size of vital capacity is judged by observing the vertical distance between the graduated scale 4 and the top of the box body 1, due to the setting of the one-way valve 9, when the decompression valve 13 is opened after the gas is discharged, the gas in the air bag 6 is discharged through the connecting pipe 7 and the air escape pipe 12, when the visual difference or the blind person trains, the air bag 6 increases in volume to drive the top plate 14 to move upwards, the top plate 14 moves upwards to drive the threaded sleeve 17 to move upwards on the threaded rod 18 through the connecting rod, so that the threaded rod 18 is driven to rotate, the threaded rod 18 rotates to drive the movable rod 19 to rotate, the movable rod 19 rotates to drive the push rod 21 to move left and right through the connecting shaft 20, the push rod 21 moves left and right to drive the movable block 27 to move left and right, the movable block 27 moves in the inner cavity of the second sliding groove to limit the movable block 27 through the second sliding block, the movable block 27 moves left and right to drive the sleeve 28 to move left and right, the sleeve 28 moves left and right to drive the second spring 15 and the second T-shaped rod 29 to move left, when the second T-shaped rod 29 moves left, the knocking ball 26 is driven to knock the bell 22, due to the reciprocating motion of the movable rod 19, the connecting shaft 20 and the push rod 21, when the top plate 14 moves upwards all the time, the knocking ball 26 continuously knocks the bell 22, so that the size of the vital capacity is judged through the number of the bell 22 ringing.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a vital capacity training ware for singing breath training, includes box (1), its characterized in that: the bottom of the box body (1) is provided with a rolling mechanism, the right side of the inner cavity of the box body (1) is fixedly connected with a shell (5), the top and the bottom of the shell (5) are both provided with a first opening, the inner cavity of the shell (5) is fixedly connected with a fixing plate near the bottom, the top of the fixing plate is fixedly connected with an air bag (6), the bottom of the air bag (6) is spliced with a connecting pipe (7), the right side of the bottom of the connecting pipe (7) is fixedly connected with an air inlet pipe (8), the air inlet pipe (8) is provided with a one-way valve (9), one end of the air inlet pipe (8) far away from the connecting pipe (7) penetrates through the shell (5) and the box body (1) and is fixedly connected with a hose (10), the right side of the box body (1) is provided with an air blowing pipe (11) near the top, and a clamping mechanism is arranged between the air blowing pipe (11) and the box body (1), the utility model discloses a safe air compressor, including connecting pipe (7), the one end that connecting pipe (7) were kept away from in disappointing pipe (12), runs through the bottom of box (1) to extend to the outside of box (1), be equipped with relief valve (13) on disappointing pipe (12), one side fixedly connected with roof (14) of fixed plate are kept away from in gasbag (6), the top fixedly connected with scale (4) of roof (14), the top of box (1) is close to right side department and has seted up the through-hole, the through-hole inner chamber is run through on the top of scale (4) to extend to the outside of box (1), the left side of casing (5) is equipped with knocking mechanism.
2. The spirometric trainer as claimed in claim 1, for vocal breath training, characterized in that: the rolling mechanism comprises a plurality of universal wheels (2), and the universal wheels (2) are respectively and fixedly connected to the bottom of the box body (1) close to four corners.
3. The spirometric trainer as claimed in claim 1, for vocal breath training, characterized in that: the handle (3) is fixedly connected to the middle position of the top of the box body (1), and the side-view cross section of the handle (3) is n-shaped.
4. The spirometric trainer as claimed in claim 1, for vocal breath training, characterized in that: the clamping mechanism comprises two U-shaped plates (16), the two U-shaped plates (16) are arranged in front and back, the top end of the air blow pipe (11) is positioned at the top of the two U-shaped plates (16), the bottom end of the air blow pipe (11) is inserted between the two U-shaped plates (16), one end of the hose (10) far away from the air inlet pipe (8) is fixedly connected with the air blowing pipe (11), vertical plates (24) are arranged on the two sides of the U-shaped plates (16) far away from each other, the vertical plates (24) are fixedly connected with the box body (1), the two vertical plates (24) are both provided with through holes, the perforation inner cavity is provided with first T-shaped rods (23) in a penetrating way, the adjacent ends of the two first T-shaped rods (23) are respectively fixedly connected with the adjacent U-shaped plates (16), the outer sides of the two first T-shaped rods (23) are respectively sleeved with a first spring (25), and two ends of the first spring (25) are respectively and fixedly connected with the vertical plate (24) and the U-shaped plate (16).
5. The spirometric trainer as claimed in claim 4, for vocal breath training, characterized in that: two the equal first slider of fixedly connected with in left side of U-shaped board (16), the right side of box (1) is close to top department and has seted up first spout, two the common swing joint of first slider is at first spout inner chamber.
6. The spirometric trainer as claimed in claim 1, for vocal breath training, characterized in that: the knocking mechanism comprises a transverse plate, the transverse plate is fixedly connected to the left side of an inner cavity of the box body (1) and close to the middle position, a clock (22) is fixedly connected to the top of the transverse plate close to the left side, a movable block (27) is arranged at the top of the transverse plate close to the right side, a second sliding block is fixedly connected to the bottom of the movable block (27), a second sliding groove is formed in the top of the transverse plate, the second sliding block is movably connected to the inner cavity of the second sliding groove, a sleeve (28) is fixedly connected to the left side of the movable block (27), a second T-shaped rod (29) is connected to the inner cavity of the sleeve (28) in an inserting mode, a second spring (15) is fixedly connected to the right side of the inner cavity of the sleeve (28), the left side of the second spring (15) is fixedly connected with the second T-shaped rod (29), and a knocking ball (26) is fixedly connected to the left side of the second T-shaped rod (29).
7. The spirometric trainer as claimed in claim 6, for vocal breath training, characterized in that: the left side of casing (5) is close to top department and has seted up the fluting, the left side fixedly connected with connecting rod of roof (14), the left end of connecting rod runs through the fluting to fixedly connected with thread bush (17), the inner chamber of thread bush (17) runs through and is equipped with threaded rod (18), the inner chamber top fixedly connected with bearing of box (1), peg graft at the bearing inner chamber on the top of threaded rod (18), the bottom fixedly connected with movable rod (19) of threaded rod (18), the bottom of movable rod (19) is equipped with push rod (21), be equipped with even axle (20) between movable rod (19) and push rod (21), movable rod (19) are through even axle (20) and push rod (21) swing joint, one end and movable block (27) swing joint of even axle (20) are kept away from to push rod (21).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120247667.7U CN214597066U (en) | 2021-01-28 | 2021-01-28 | A vital capacity training ware for singing breath training |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120247667.7U CN214597066U (en) | 2021-01-28 | 2021-01-28 | A vital capacity training ware for singing breath training |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214597066U true CN214597066U (en) | 2021-11-05 |
Family
ID=78439202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120247667.7U Expired - Fee Related CN214597066U (en) | 2021-01-28 | 2021-01-28 | A vital capacity training ware for singing breath training |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214597066U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116421168A (en) * | 2023-06-15 | 2023-07-14 | 济南闰凯医疗器械有限公司 | Multifunctional human body exhaled air measuring device |
-
2021
- 2021-01-28 CN CN202120247667.7U patent/CN214597066U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116421168A (en) * | 2023-06-15 | 2023-07-14 | 济南闰凯医疗器械有限公司 | Multifunctional human body exhaled air measuring device |
CN116421168B (en) * | 2023-06-15 | 2023-08-25 | 济南闰凯医疗器械有限公司 | Multifunctional human body exhaled air measuring device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3578801A (en) | Practice baseball bat | |
CN214597066U (en) | A vital capacity training ware for singing breath training | |
CN201088821Y (en) | Trapeze pile | |
CN215265042U (en) | Geological disaster is with monitoring early warning device | |
CN206642303U (en) | A kind of suction picking up table tennis bar | |
CN205360508U (en) | Horse -ride step word leg swing training ware | |
CN212347663U (en) | A flagpole for hitting wall formula pass training | |
CN210021025U (en) | Multi-lifting device of arm strength for physical education | |
CN209790822U (en) | Empty hand way speed sensor | |
CN208068137U (en) | A kind of screwdriver | |
CN204972905U (en) | Badminton pickup | |
CN217119283U (en) | Football pile winding rod for physical fitness test | |
CN221358418U (en) | Quantitative inflation detection equipment for ball production | |
CN207101823U (en) | A kind of Golfing practice net | |
CN209076029U (en) | A kind of infant intelligence toy | |
CN219481489U (en) | Foam simulation javelin | |
CN215916106U (en) | Novel psychological abreaction pressure relief equipment | |
CN205323120U (en) | Outdoor double arm exerciser that uses | |
CN2474190Y (en) | Non-falling type real man imitated striking target | |
CN205216111U (en) | Badminton training racket | |
CN2559379Y (en) | Boxing training pile | |
CN201760069U (en) | Tennis ball waving and striking exerciser | |
CN215876186U (en) | Manual batting device | |
CN201042593Y (en) | Pronouncing night-light tennis | |
CN2626551Y (en) | Badminton with whistle |
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: 20211105 |
|
CF01 | Termination of patent right due to non-payment of annual fee |