CN205948324U - Fixed tennis exerciser - Google Patents
Fixed tennis exerciser Download PDFInfo
- Publication number
- CN205948324U CN205948324U CN201620860033.8U CN201620860033U CN205948324U CN 205948324 U CN205948324 U CN 205948324U CN 201620860033 U CN201620860033 U CN 201620860033U CN 205948324 U CN205948324 U CN 205948324U
- Authority
- CN
- China
- Prior art keywords
- aluminium bar
- spheroid
- spring
- exercising device
- fixed tennis
- 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 utility model discloses a fixed tennis exerciser, including spheroid, aluminium bar, spring, crossbeam and tripod: the aluminium bar is the arc, the lower extreme and the spheroid of aluminium bar are connected, the upper end of aluminium bar is connected with the lower extreme of spring, the crossbeam is including being responsible for, stretching out and drawing back pipe and retaining member, the tip of being responsible for is equipped with the explosion mouth, flexible pipe is the L type, and its one end is pegged graft extremely the explosion mouth passes through retaining member locking, its other end with the upper end of spring is connected, the top of tripod has set firmly the pipe box, be responsible for the cross -under in this pipe box. The utility model discloses a fixed tennis exerciser, the installation is convenient with the dismantlement, can adjust spheroidal hitting wantonly and beat the position, convenient exercise.
Description
Technical field
This utility model is related to tennis training machine field, more particularly, to a kind of fixed tennis-exercising device.
Background technology
Tennis-exercising device is that user can be learned whenever and wherever possible and plays tennis, and trains shot, grasps batting precision
Apparatus.Existing on the market tennis-exercising device, typically to be practised using the principle of litter movement, its volume is relatively in design at present
Greatly, structure is more complicated, and weight is big, installation and removal inconvenience, is not easy to carry, experience is bad.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of fixed tennis-exercising device,
Its installation and removal is convenient, can arbitrarily adjust the impact position of spheroid, convenient exercise.
The purpose of this utility model employs the following technical solutions realization：
Fixed tennis-exercising device is it is characterised in that include spheroid, aluminium bar, spring, crossbeam and tripod：
Described aluminium bar is curved, and the lower end of described aluminium bar is connected with spheroid, and the upper end of described aluminium bar is connected with the lower end of spring
Connect；
Described crossbeam includes supervisor, telescoping tube and locking member, and the end of described supervisor is provided with blast mouth, and described telescoping tube is in
L-type, its one end is plugged to described blast mouth and is locked by described locking member, and its other end is connected with the upper end of described spring；
The top of described tripod is installed with pipe box, and described supervisor is connected in this pipe box.
Preferably, rotate between described aluminium bar and spheroid and be connected, spheroid can preferably be simulated spheroid when impacting
Kinestate.
Preferably, the lower end of described aluminium bar is provided with a collar, and the external diameter of the described collar is less than the diameter of described spheroid；Described
The surface of spheroid is circumferentially provided with the annular groove matching with the described collar.
Preferably, the section of described groove is trapezoidal, and by ball interior direction outwardly, the width of groove tapers into.
So that the collar is inserted in clamping during groove, in a groove, in exercise square stance, spheroid not readily disengages from the groove of trapezoid cross section.
Preferably, the radian of described aluminium bar bending is 120 ° -160 °；It is furthermore preferred that the radian of described aluminium bar bending is
145 ° so that spheroid is in the angle of convenient impact, convenient exercise.
Preferably, the upper end of described spring is provided with first connecting portion, and described first connecting portion is plugged in telescoping tube, and leads to
Cross screw to fix；The lower end of described spring is provided with second connecting portion, and described aluminium bar is plugged in second connecting portion, and passes through screw
Fixing.
Compared to existing technology, the beneficial effects of the utility model are：
Fixed tennis-exercising device of the present utility model, spheroid is rotationally connected with the aluminium bar of arc, and aluminium bar passes through bullet again
Spring is connected on the telescoping tube of L-type, and telescoping tube is plugged in supervisor above and is locked by locking member；When using, stretched by adjusting
Fixed angle between the draw and supervisor and the aluminium bar using different radians, can easily control the impact position of spheroid, make
Obtain the comfortable batting of user, improve practice effect；Secondly, rotate between spheroid and aluminium bar and be connected, can be more when being impacted
The good kinestate simulating spheroid；In addition, fixed tennis-exercising device of the present utility model, structure is simple, is responsible for and stretches
All using being detachably connected between the draw, between telescoping tube and spring, between spheroid and aluminium bar etc., it is convenient to mount and dismount it is easy to carry.
Brief description
Fig. 1 is the schematic perspective view of the fixed tennis-exercising device of this utility model；
Fig. 2 is the partial schematic diagram of the R-portion of crossbeam of the fixed tennis-exercising device of this utility model；
Fig. 3 is the schematic diagram of the spring of the fixed tennis-exercising device of this utility model；
Fig. 4 is the spheroid of the fixed tennis-exercising device of this utility model and the schematic diagram of aluminium bar；
In figure：10th, tripod；11st, pipe box；21st, it is responsible for；211st, explode mouth；22nd, telescoping tube；23rd, Quick release；30th, bullet
Spring；31st, first connecting portion；32nd, second connecting portion；40th, aluminium bar；41st, the collar；50th, spheroid；51st, groove.
Specific embodiment
Below, in conjunction with accompanying drawing and specific embodiment, this utility model is described further：
Embodiment 1
As Figure 1-4, a kind of fixed tennis-exercising device, including spheroid 50, aluminium bar 40, spring 30, crossbeam and triangle
Frame 10：
Described aluminium bar 40 is curved, and the lower end of described aluminium bar 40 is connected with spheroid 50, the upper end of described aluminium bar 40 and spring
30 lower end connects；
Described crossbeam includes being responsible for 21, telescoping tube 22 and locking member, and the end of described supervisor 21 is provided with blast mouth 211, institute
State telescoping tube 22 L-shaped, its one end is plugged to described blast mouth 211 locking by described locking member, its other end with described
The upper end of spring 30 connects；Described locking member is socketed at blast mouth 211, for tight to carrying out between telescoping tube 22 and supervisor 21
Gu, described locking member is preferably Quick release 23；This locking member can be also other embodiment, such as with the ring set of opening, ring set
It is socketed on pipe, pass through screw at opening and pass through to tighten.Described locking member, easily can carry out flexible and angle to telescoping tube 22
Adjust so that spheroid 50 is in the position of convenient impact.The top of described tripod 10 is installed with pipe box 11, and described supervisor 21 wears
It is connected in this pipe box 11.Described tripod 10 can be fixed in arbitrary plane by screw or other fixtures.
In this programme, rotate between described aluminium bar 40 and spheroid 50 and be connected, so as to more preferable simulation spheroid 50 in impact
When the rotation status that present.Preferably, the lower end of described aluminium bar 40 is provided with a collar 41, and the external diameter of the described collar 41 is less than institute
State the diameter of spheroid 50；The surface of described spheroid 50 is circumferentially provided with the annular groove 51 matching with the described collar 41.Permissible
Understand, in other embodiments, can be connected with realizing rotating using other modes between spheroid 50 and aluminium bar 40, such as by two
Individual hemisphere connects formation spheroid 50, a sheathed connecting rod on connector by connector, and connecting rod passes through bearing and aluminium bar 40 again
Connect.
Preferably, the section of described groove 51 is trapezoidal, and by the direction of spheroid 50 inside outward, the width of groove 51 is gradually
Diminish.The groove 51 of trapezoid cross section is so that the collar 41 is inserted in during groove 51 is connected in groove 51 so that practising square stance, ball
Body 50 not readily disengages from.
Preferably, the radian of described aluminium bar 40 bending is 120 ° -160 °；It is furthermore preferred that the radian of described aluminium bar 40 bending
For 145 °, aluminium bar 40 is arranged to the shape that bends and at an angle so that spheroid 50 is in the angle of convenient impact, side
Just practise.
Preferably, the upper end of described spring 30 is provided with first connecting portion 31, and described first connecting portion 31 is plugged in telescoping tube
In 22, and it is screwed；The lower end of described spring 30 is provided with second connecting portion 32, and described aluminium bar 40 is plugged in the second connection
In portion 32, and it is screwed, installation and removal are more prone to, convenient use.
Fixed tennis-exercising device of the present utility model, spheroid is rotationally connected with the aluminium bar of arc, and aluminium bar passes through bullet again
Spring is connected on the telescoping tube of L-type, and telescoping tube is plugged in supervisor above and is locked by locking member；When using, stretched by adjusting
Fixed angle between the draw and supervisor and the aluminium bar using different radians, can easily control the impact position of spheroid, make
Obtain the comfortable batting of user, improve practice effect；Secondly, rotate between spheroid and aluminium bar and be connected, can be more when being impacted
The good kinestate simulating spheroid；In addition, fixed tennis-exercising device of the present utility model, structure is simple, is responsible for and stretches
All using being detachably connected between the draw, between telescoping tube and spring, between spheroid and aluminium bar etc., it is convenient to mount and dismount it is easy to carry.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection of this utility model claim
Within the scope of.
Claims (7)
1. fixed tennis-exercising device is it is characterised in that include spheroid, aluminium bar, spring, crossbeam and tripod：
Described aluminium bar is curved, and the lower end of described aluminium bar is connected with spheroid, and the upper end of described aluminium bar is connected with the lower end of spring；
Described crossbeam includes supervisor, telescoping tube and locking member, and the end of described supervisor is provided with blast mouth, and described telescoping tube is L-shaped,
Its one end is plugged to described blast mouth and is locked by described locking member, and its other end is connected with the upper end of described spring；Described
The top of tripod is installed with pipe box, and described supervisor is connected in this pipe box.
2. as claimed in claim 1 fixed tennis-exercising device it is characterised in that rotating even between described aluminium bar and spheroid
Connect.
3. as claimed in claim 2 fixed tennis-exercising device it is characterised in that the lower end of described aluminium bar is provided with a collar,
The external diameter of the described collar is less than the diameter of described spheroid；The surface of described spheroid is circumferentially provided with the ring matching with the described collar
Connected in star.
4. as claimed in claim 3 fixed tennis-exercising device it is characterised in that the section of described groove is trapezoidal.
5. as claimed in claim 1 fixed tennis-exercising device it is characterised in that described aluminium bar bending radian be 120 °-
160°.
6. as claimed in claim 5 fixed tennis-exercising device it is characterised in that described aluminium bar bending radian be 145 °.
7. as claimed in claim 1 fixed tennis-exercising device it is characterised in that the upper end of described spring is provided with the first connection
Portion, described first connecting portion is plugged in telescoping tube, and is screwed；The lower end of described spring is provided with second connecting portion,
Described aluminium bar is plugged in second connecting portion, and is screwed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620860033.8U CN205948324U (en) | 2016-08-09 | 2016-08-09 | Fixed tennis exerciser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620860033.8U CN205948324U (en) | 2016-08-09 | 2016-08-09 | Fixed tennis exerciser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205948324U true CN205948324U (en) | 2017-02-15 |
Family
ID=57975258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620860033.8U Expired - Fee Related CN205948324U (en) | 2016-08-09 | 2016-08-09 | Fixed tennis exerciser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205948324U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799032A (en) * | 2017-02-28 | 2017-06-06 | 重庆理工大学 | A kind of tennis service trainer |
| CN107050815A (en) * | 2017-02-28 | 2017-08-18 | 重庆理工大学 | A kind of tennis is received exercising machine |
-
2016
- 2016-08-09 CN CN201620860033.8U patent/CN205948324U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799032A (en) * | 2017-02-28 | 2017-06-06 | 重庆理工大学 | A kind of tennis service trainer |
| CN107050815A (en) * | 2017-02-28 | 2017-08-18 | 重庆理工大学 | A kind of tennis is received exercising machine |
| CN106799032B (en) * | 2017-02-28 | 2018-09-18 | 重庆理工大学 | A kind of tennis service training device |
| CN107050815B (en) * | 2017-02-28 | 2019-03-08 | 重庆理工大学 | A kind of tennis is received exercising machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20200809 |