CN211611564U - Windshield wiper type positive and negative hand waving device - Google Patents
Windshield wiper type positive and negative hand waving device Download PDFInfo
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- CN211611564U CN211611564U CN201922185908.5U CN201922185908U CN211611564U CN 211611564 U CN211611564 U CN 211611564U CN 201922185908 U CN201922185908 U CN 201922185908U CN 211611564 U CN211611564 U CN 211611564U
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Abstract
The utility model discloses a ware is waved to positive and negative hand of windshield wiper formula, including station guide ground mat, the upper end surface of station guide ground mat is provided with the fixing base, the upper end of fixing base is provided with flexible cover, the inside of flexible cover is provided with the lifter, the inside of flexible cover run through and are provided with fixed plug, the upper end of lifter is provided with the regulating spindle, the upper end of regulating spindle is provided with the batting track, the orbital surface of batting is provided with the tennis, the lower extreme of tennis is provided with the tennis handle, the tennis handle is located the top of station guide ground mat. The ware is waved to windshield wiper type forehand and backhand, can adjust the orbital height of batting, make things convenient for the people of various heights to train, can adjust the orbital foot of batting, can train different batting postures, the telescopic racket can adapt to different people's demand and train.
Description
Technical Field
The utility model relates to a sports equipment technical field, in particular to ware is waved to positive and negative hand of windshield wiper type.
Background
Nowadays, tennis is increasingly popularized in China, but many beginners feel puzzled about the swinging trajectory and the technical action of coordinating the power, mainly because the beginners do not have concepts on the swinging trajectory, the racket arrival rate, the leg power and the like, the windshield wiper type forehand and backhand swing device mainly solves the problem that tennis beginners grasp the swinging trajectory and the swinging strength; however, the existing windshield wiper type positive and negative hand waving device has certain defects when in use, the height of the training device is inconvenient to adjust, the training and hitting track cannot be adjusted, the hitting racket cannot be used by suitable people, and certain adverse effects are brought to actual use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides the positive and negative hand of windshield wiper formula waves the ware, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the rain brush type positive and negative hand waving device comprises a standing position guide ground mat, wherein a fixing seat is arranged on the outer surface of the upper end of the standing position guide ground mat, a telescopic sleeve is arranged at the upper end of the fixing seat, a lifting rod is arranged inside the telescopic sleeve, a fixing plug is arranged inside the lifting rod and inside the telescopic sleeve in a penetrating mode, an adjustable shaft is arranged at the upper end of the lifting rod, a ball hitting track is arranged at the upper end of the adjustable shaft, a tennis ball is arranged on the outer surface of the ball hitting track, a tennis handle is arranged at the lower end of the tennis ball, and the tennis handle is located above the standing position guide ground mat.
Preferably, the telescopic sleeve comprises a telescopic channel vertically penetrating through the inside of the telescopic sleeve, a telescopic hole is formed in one side of the telescopic channel, and a rubber ring is arranged on the outer surface of the telescopic hole.
Preferably, the tennis handle comprises a handle body, a threaded hole is vertically formed in the handle body in a penetrating mode, a threaded rod is arranged inside the threaded hole, a ball rod is arranged on the outer surface of the upper end of the threaded rod, a clamping block is arranged on the outer surface of one side of the ball rod, a clamping block is arranged on the outer surface of one side of the inside of the handle body, the clamping block is located above the threaded hole, the outer surface of the threaded hole is in threaded connection with the inner side outer surface of the handle body, a welding piece is arranged between the ball rod and the threaded hole, and the outer surface of the lower end of the ball rod is fixedly connected with the.
Preferably, a screw is arranged between the fixing seat and the standing guide floor mat, the outer surface of the lower end of the fixing seat is fixedly connected with the outer surface of the upper end of the standing guide floor mat through the screw, and the outer surface of the lower end of the telescopic sleeve is fixedly connected with the outer surface of the upper end of the standing guide floor mat through the fixing seat.
Preferably, the outer surface of the lifting rod is provided with a through hole, the through hole of the lifting rod is parallel to the telescopic hole correspondingly, and the outer surface of the lower end of the adjustable shaft is fixedly connected with the inner outer surface of the telescopic sleeve through the lifting rod.
Preferably, the outer surface of the lower end of the batting track is fixedly connected with the outer surface of the upper end of the adjustable shaft, and the outer surface of the inner side of the batting track is a smooth curved surface.
Compared with the prior art, the utility model discloses following beneficial effect has: the windshield wiper type positive and negative hand waving device is provided with the telescopic sleeve, the telescopic channel is arranged in the telescopic sleeve, the lifting rod is placed in the telescopic channel, the fixed plug can penetrate into the telescopic hole on one side, then penetrates into the telescopic hole on the lifting rod, penetrates through the whole lifting rod, then penetrates out of the through hole on the lifting rod on the other side, and finally penetrates out of the telescopic hole on the other side, the telescopic hole can receive the extrusion force to generate a reaction force to fix the fixed plug, so that the advantage of fixing the lifting rod is achieved, if the height of a batting track is adjusted, the fixed plug can be inserted into the telescopic holes with different heights, the length of the batting rod can be adjusted through rotation between the threaded hole in the handle body and the threaded rod, the windshield wiper type positive and negative hand waving device is suitable for people with different requirements, the application degree is wide, when the batting rod stretches to a certain length, the clamping block outside the, the protective effect is achieved to a certain extent, and the using effect is better than that of the traditional mode.
Drawings
FIG. 1 is a schematic view of the overall structure of the windshield wiper type positive and negative hand swing device of the present invention;
FIG. 2 is a front view of the windshield wiper type positive and negative hand swing device of the present invention;
FIG. 3 is an internal cross-sectional view of a tennis handle of the windshield wiper type positive and negative hand swing device of the present invention;
fig. 4 is a schematic view of the lifter of the wiper type positive and negative hand swing swatter of the present invention.
In the figure: 1. a station guide floor mat; 2. a fixed seat; 3. a telescopic sleeve; 31. a telescopic channel; 32. a telescopic hole; 33. a rubber ring; 4. fixing the plug; 5. a lifting rod; 6. an adjustable shaft; 7. a ball striking track; 8. tennis balls; 9. a tennis handle; 91. a handle body; 92. a threaded hole; 93. a threaded rod; 94. a shaft; 95. a clamping block; 96. and a clamping block.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1 to 4, the windshield wiper type positive and negative hand waving device comprises a standing position guide ground mat 1, wherein a fixed seat 2 is arranged on the outer surface of the upper end of the standing position guide ground mat 1, a telescopic sleeve 3 is arranged at the upper end of the fixed seat 2, a lifting rod 5 is arranged inside the telescopic sleeve 3, a fixed plug 4 is arranged inside the lifting rod 5 and inside the telescopic sleeve 3 in a penetrating manner, an adjustable shaft 6 is arranged at the upper end of the lifting rod 5, a hitting track 7 is arranged at the upper end of the adjustable shaft 6, a tennis ball 8 is arranged on the outer surface of the hitting track 7, a tennis handle 9 is arranged at the lower end of the tennis ball 8, and the tennis handle 9 is positioned above.
The telescopic sleeve 3 comprises a telescopic channel 31 vertically penetrating through the inside of the telescopic sleeve 3, a telescopic hole 32 is formed in one side of the telescopic channel 31, a rubber ring 33 is arranged on the outer surface of the telescopic hole 32, and the inserted fixing plug 4 can be fixed by the rubber ring 33.
Be provided with the screw between fixing base 2 and the position guide ground mat 1, the lower extreme surface of fixing base 2 passes through the screw and is connected with the upper end surface fixed surface of position guide ground mat 1, and the lower extreme surface of telescopic sleeve 3 passes through the fixing base 2 and is connected with the upper end surface fixed surface of position guide ground mat 1, and the screw plays fixed connection's effect.
The outer surface of the lifting rod 5 is provided with a through hole, the through hole of the lifting rod 5 is parallel to the telescopic hole 32, and the outer surface of the lower end of the adjustable shaft 6 is fixedly connected with the inner outer surface of the telescopic sleeve 3 through the lifting rod 5.
The outer surface of the lower end of the ball hitting track 7 is fixedly connected with the outer surface of the upper end of the adjustable shaft 6, and the outer surface of the inner side of the ball hitting track 7 is a smooth curved surface which is convenient for the tennis ball 9 to roll.
It should be noted that, the utility model relates to a brush type positive and negative hand waving bat device, when using, the user can place the lifting rod 5 in the telescopic channel 31, the user penetrates the fixed plug 4 into the telescopic hole 32 of one side, then penetrates through the through hole on the lifting rod 5, penetrates through the whole lifting rod 5, then penetrates out from the through hole of the lifting rod 5 of the other side, finally penetrates out from the telescopic hole 32 of the other side, the telescopic hole 32 receives the extrusion force to generate the reaction force to fix the fixed plug 4, thus, the advantage of fixing the lifting rod 5 is achieved, if the user wants to adjust the height of the ball hitting track 7, the fixed plug 4 can be inserted into the telescopic holes 32 of different heights, thus the height of the ball hitting track 7 can be conveniently adjusted, the user can adjust the length of the ball rod 94 by rotating the threaded hole 92 and the threaded rod 93 in the handle main body 91, be applicable to the people of different requirements, the application degree is wide, when club 94 stretches out and draws back to certain length, fixture block 95 and the joint piece 96 joint in the club 94 outside, can prevent that club 94 from breaking away from handle main part 91, certain protectiveness has been played, the existence of adjustable axle 6 can be adjusted batting track 7's angle, can make the different batting postures of user training, when the user trains backhand, only need with batting track 7 reverse the installation can, the effect of use is better for traditional mode, and is comparatively practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. Ware is waved to positive and negative hand of windshield wiper formula, including station guide ground mat (1), its characterized in that: the outer surface of the upper end of the station guiding ground mat (1) is provided with a fixing seat (2), the upper end of the fixing seat (2) is provided with a telescopic sleeve (3), a lifting rod (5) is arranged inside the telescopic sleeve (3), a fixing plug (4) penetrates through the inside of the lifting rod (5) and the inside of the telescopic sleeve (3), an adjustable shaft (6) is arranged at the upper end of the lifting rod (5), a ball hitting track (7) is arranged at the upper end of the adjustable shaft (6), tennis balls (8) are arranged on the outer surface of the ball hitting track (7), a tennis ball handle (9) is arranged at the lower end of each tennis ball (8), and the tennis ball handle (9) is located above the station guiding ground mat (1).
2. The wiper type regular and reverse hand swing device according to claim 1, wherein: the telescopic sleeve (3) comprises a telescopic channel (31) which is vertically arranged to penetrate through the inside of the telescopic sleeve (3), a telescopic hole (32) is formed in one side of the telescopic channel (31), and a rubber ring (33) is arranged on the outer surface of the telescopic hole (32).
3. The wiper type regular and reverse hand swing device according to claim 1, wherein: the tennis handle (9) comprises a handle main body (91), a threaded hole (92) vertically penetrates through the inside of the handle main body (91), a threaded rod (93) is arranged inside the threaded hole (92), a ball rod (94) is arranged on the outer surface of the upper end of the threaded rod (93), a clamping block (95) is arranged on the outer surface of one side of the ball rod (94), a clamping block (96) is arranged on the outer surface of one side of the inside of the handle main body (91), the clamping block (96) is located above the threaded hole (92), the outer surface of the threaded hole (92) is in threaded connection with the outer surface of the inner side of the handle main body (91), a welding piece is arranged between the ball rod (94) and the threaded hole (92), and the outer surface of the lower end of the ball rod (94) is fixedly connected with the outer surface.
4. The wiper type regular and reverse hand swing device according to claim 1, wherein: the utility model discloses a ground guiding mat, including fixing base (2), stand position guiding mat (1), the lower extreme surface of fixing base (2) is provided with the screw between fixing base (2) and stand position guiding mat (1), the lower extreme surface of telescopic sleeve (3) passes through the upper end surface fixed connection of fixing base (2) and stand position guiding mat (1).
5. The wiper type regular and reverse hand swing device according to claim 1, wherein: the outer surface of the lifting rod (5) is provided with a through hole, the through hole of the lifting rod (5) is parallel to the telescopic hole (32) correspondingly, and the outer surface of the lower end of the adjustable shaft (6) is fixedly connected with the outer surface of the inner side of the telescopic sleeve (3) through the lifting rod (5).
6. The wiper type regular and reverse hand swing device according to claim 1, wherein: the outer surface of the lower end of the batting track (7) is fixedly connected with the outer surface of the upper end of the adjustable shaft (6), and the outer surface of the inner side of the batting track (7) is a smooth curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922185908.5U CN211611564U (en) | 2019-12-09 | 2019-12-09 | Windshield wiper type positive and negative hand waving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922185908.5U CN211611564U (en) | 2019-12-09 | 2019-12-09 | Windshield wiper type positive and negative hand waving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211611564U true CN211611564U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922185908.5U Active CN211611564U (en) | 2019-12-09 | 2019-12-09 | Windshield wiper type positive and negative hand waving device |
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| Country | Link |
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| CN (1) | CN211611564U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112494913A (en) * | 2020-12-14 | 2021-03-16 | 衢州学院 | Swing arm training assistor for tennis training |
-
2019
- 2019-12-09 CN CN201922185908.5U patent/CN211611564U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112494913A (en) * | 2020-12-14 | 2021-03-16 | 衢州学院 | Swing arm training assistor for tennis training |
| CN112494913B (en) * | 2020-12-14 | 2022-02-01 | 衢州学院 | Swing arm training assistor for tennis training |
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