Summary of the invention
The object of the invention is to, a kind of table tennis bat that can spacing adjusting is provided, can overcome the natural physiological phenomenon of human arm, accelerate the curl of hook-shot, and can realize the backhand attack.
Technical scheme of the present invention is as follows: a kind of table tennis bat that can spacing adjusting comprises interconnective face and handle; Wherein: face and handle are flexibly connected; Handle is arranged on the centre rotational axis of face; Be provided with the adjusting device that the relative handle spatial relation of face is regulated in the location at table tennis bat.
Described table tennis bat that can spacing adjusting, wherein: adjusting device comprises regulates the relative handle of face turns the width of cloth around the face centre rotational axis the first location adjusting device; The first location adjusting device comprises that many grades of two or more rotation amplitude of location turn width of cloth positioning component.
Described table tennis bat that can spacing adjusting, wherein: the shank that handle comprises the connecting portion that connects face and is used for gripping; The axial line of handle connecting portion is arranged on the centre rotational axis of face; The first location adjusting device is arranged between the connecting portion of face and handle.
Described table tennis bat that can spacing adjusting, wherein: the first location adjusting device comprises the finger shifting component; The finger shifting component is positioned at the edge on face top; Be provided with cavity, the position that the adaptive thumb of the shape of cavity stretches in the finger shifting component.
Described table tennis bat that can spacing adjusting, wherein: adjusting device comprises the second location adjusting device of angle between the central shaft of the centre rotational axis of regulating face and handle; The second location adjusting device comprises the many grades of angle positioning components of locating two or more angles.
Described table tennis bat that can spacing adjusting, wherein: clap comprising the connecting portion that connects face and a shank that is used for gripping; The shank of handle and the connecting portion of handle are flexibly connected, and the second location adjusting device is arranged between the connecting portion of the shank of handle and handle.
Described table tennis bat that can spacing adjusting, wherein: face comprises the mandrel that is fixed on the face centre rotational axis; The handle connecting portion comprises the sleeve that is wrapped in the mandrel outside; The both sides of face are respectively arranged with the clamp of restriction sleeve axial float.
Described table tennis bat that can spacing adjusting, wherein: face comprises the urceolus that is fixed on the face centre rotational axis; The handle connecting portion comprises the plug that fits in the urceolus the inside; Be provided with the snap ring of restriction plug axial float between urceolus and the plug.
Described table tennis bat that can spacing adjusting, wherein: be provided with one of buckle, tiger’s jaw holder or both have at the handle of being convenient to grasped; The position that the adaptive forefinger of the shape of buckle fastens; The first web part of the adaptive palm of shape of tiger’s jaw holder.
Described table tennis bat that can spacing adjusting, wherein: be provided with the restraint device that palm part can be bundled in shank at handle.
A kind of table tennis bat that can spacing adjusting provided by the present invention, owing to adopted the adjusting device of locating the relative handle spatial relation of adjusting face at the handle that is flexibly connected and face, thus in the process of batting of swinging the bat, can be in the situation that wrist need not be reversed more greatly substantially, make face turn to larger proper angle, avoided racket sportsman's posture distortion when motion.Not only can moment of forehand side batting the action Fast transforms by finger meet the angle of sphere, by the top spin that sphere can be got the preshoot of more sinking of meeting that reduces gradually; Also can be by the chop that sphere floats retrude on getting more of meeting that strengthens gradually; And especially in the process of backhand swipe ball, overcome human arm and be difficult to crookedly firmly to reduce to meet the natural physiological phenomenon of sphere, through the exercise of short time, just can get the offensive hook-shot as forehand side square stance curl and dynamics; By stirring fast as main take finger, be aided with the slight swing of wrist, greatly accelerated the conversion rate of face, in the transients of table tennis contact racket, just easily finished the dynamic mapping of bat angle, thereby both liberated wrist power, and also realized allowing the adversary be difficult to direction, curl and the dynamics of judging according to the return of serve posture.
The specific embodiment
Below with reference to accompanying drawing, the specific embodiment of the present invention and embodiment are described in detail, described specific embodiment is not for limiting the specific embodiment of the present invention only in order to explain the present invention.
A kind of table tennis bat that can spacing adjusting of the present invention shown in Fig. 1 (or 3), comprises face 100 and the stock-type handle 200 (or shank type handle 300) of table tennis bat; The one side of face 100 is positive glue face 102, micelle outwardly, the another side of face 100 is anti-glue face 103, micelle inwardly; The centre of face 100 is substrate 101, between positive glue face 102 and anti-glue face 103; Stock-type handle 200 (or shank type handle 300) is connected to the upper end of face 100; Wherein, face 100 is flexibly connected with stock-type handle 200 (or shank type handle 300); Stock-type handle 200 (or shank type handle 300) is arranged on the centre rotational axis of face 100; On table tennis bat, also be provided with the location and regulate the adjusting device of face 100 relative stock-type handle 200 (or shank type handle 300) spatial relations.
The present invention can spacing adjusting table tennis bat one of the specific embodiment, hold the stock-type table tennis that the shake-hands grip play uses with the right hand and clap as example, as shown in Figure 1, stock-type handle 200 is rotationally connected with face 100; Stock-type handle 200 is arranged on the centre rotational axis of face 100; Clap the adjusting device that is provided with location adjusting face 100 relative stock-type handle 200 spatial relations at stock-type table tennis; Same, as shown in Figure 3, hold the handle type table tennis embodiment that the pen-hold grip play is used for the right hand, a shank type handle 300 is rotationally connected with face 100; Shank type handle 300 is arranged on the centre rotational axis of face 100; Be provided with the adjusting device that 100 relative shank type handle 300 spatial relations of face are regulated in the location at a handle type table tennis.
Compare with the table tennis bat of holding the use of shake-hands grip or pen-hold grip play in the prior art, a kind of table tennis bat that can spacing adjusting provided by the present invention, owing to adopted the adjusting device of locating the relative handle spatial relation of adjusting face at the handle that is flexibly connected and face, thus in the process of batting of swinging the bat, can be in the situation that wrist need not be reversed more greatly substantially, make face turn to larger proper angle, avoided racket sportsman's posture distortion when motion.Not only can moment of forehand side batting the action Fast transforms by finger meet the angle of sphere, by the top spin that sphere can be got the preshoot of more sinking of meeting that reduces gradually; Also can be by the chop that sphere floats retrude on getting more of meeting that strengthens gradually; And especially in the process of backhand swipe ball, overcome human arm and be difficult to crookedly firmly to reduce to meet the natural physiological phenomenon of sphere, through the exercise of short time, just can get the offensive hook-shot as forehand side square stance curl and dynamics; By stirring fast as main take finger, be aided with the slight swing of wrist, greatly accelerated the conversion rate of face, in the transients of table tennis contact racket, just easily finished the dynamic mapping of bat angle, thereby both liberated wrist power, and also realized allowing the adversary be difficult to direction, curl and the dynamics of accurately judging according to the return of serve posture.
So-called location is regulated, refer to can between two gears or face 100 relative stock-type handle 200 (or the shank type handle 300) spatial relations that can between the many gears more than two gears, carry out regulate, comprising: face 100 can be regulated two grades of location relative to the amplitude that stock-type handle 200 (or shank type handle 300) rotates at least around its centre rotational axis, and the angle between the central shaft of the centre rotational axis of face 100 and stock-type handle 200 (or shank type handle 300) can be regulated two grades of location at least.
Described adjusting device comprises regulates face 100 relative stock-type handles 200 (or shank type handle 300) turn the width of cloth around face 100 centre rotational axis the first location adjusting device; Face 100 relative stock-type handles 200 (or shank type handle 300) can be arranged between-45 ° ~+45 ° around the rotation amplitude of face 100 centre rotational axis; The first location adjusting device comprises that many grades of two or more rotation amplitude of location turn width of cloth positioning component.
Described adjusting device also comprises the second location adjusting device of angle between the central shaft of the centre rotational axis of regulating face 100 and stock-type handle 200 (or shank type handle 300); The second location adjusting device comprises the many grades of angle positioning components of locating two or more angles.
As one of concrete structure that can spacing adjusting table tennis bat, the shank (being the pikestaff section 202 of stock-type handle 200 or a shank 302 of a shank type handle 300) that handle (being stock-type handle 200 or a shank type handle 300) comprises the connecting portion (being the connecting portion 201 of stock-type handle 200 or the connecting portion 301 of a shank type handle 300) that connects face 100 and is used for gripping; The axial line of handle (200 or 300) connecting portion (201 or 301) is arranged on the centre rotational axis of face 100; The first location adjusting device can be arranged between the connecting portion (201 or 301) of face 100 and handle (200 or 300); The shank (202 or 302) of handle (200 or 300) and the connecting portion (201 or 301) of handle (200 or 300) are flexibly connected, and the second location adjusting device can be arranged between the connecting portion (201 or 301) of the shank (202 or 302) of handle (200 or 300) and handle (200 or 300).
Hold the stock-type table tennis that the shake-hands grip play uses with the right hand and clap as example, as shown in Figure 1, stock-type handle 200 comprises the connecting portion 201 that connects face 100 and the shank 202 that is used for gripping; The axial line of stock-type handle 200 connecting portions 201 is arranged on the centre rotational axis of face 100; Between face 100 and stock-type handle 200 connecting portions 201, be provided with the first location adjusting device for restriction face 100 rotation amplitude sizes; Face 100 relative stock-type handles 200 are arranged between-45 ° ~+45 ° around the rotation amplitude of face 100 centre rotational axis; The first location adjusting device comprises that many grades of two or more rotation amplitude of location turn width of cloth positioning component.Can form the angle structure of acute angle, right angle, obtuse angle or the straight angle between the axial line of the axial line of stock-type handle 200 pikestaff sections 202 and stock-type handle 200 connecting portions 201; Angle between the central shaft of the centre rotational axis of face 100 and stock-type handle 200 is preferably greater than 90 ° of settings; The pikestaff section 202 of stock-type handle 200 is flexibly connected with the connecting portion of stock-type handle 200 201, and the second location adjusting device is arranged between the connecting portion 201 of the pikestaff section 202 of stock-type handle 200 and stock-type handle 200.
Hold a handle type table tennis that the pen-hold grip play uses as example with the right hand again, as shown in Figure 3, the shank 302 that a shank type handle 300 comprises the connecting portion 301 that connects face 100 and is used for gripping; The axial line of shank type handle 300 connecting portions 301 is arranged on the centre rotational axis of face 100; Between face 100 and a shank type handle 300 connecting portions 301, be provided with the first location adjusting device for restriction face 100 rotation amplitude sizes; 100 relative shank type handles 300 of face are arranged between-45 ° ~+45 ° around the rotation amplitude of face 100 centre rotational axis; The first location adjusting device comprises that many grades of two or more rotation amplitude of location turn width of cloth positioning component.Also can form the angle structure of acute angle, right angle, obtuse angle or the straight angle between the axial line of 300 shanks 302 of shank type handle and the axial line of shank type handle 300 connecting portion 301; Angle between the central shaft of the centre rotational axis of face 100 and a shank type handle 300 is preferably less than 90 ° of settings; A shank 302 of shank type handle 300 is flexibly connected with the connecting portion of a shank type handle 300 301, and the second location adjusting device is arranged between the connecting portion 301 of the shank 302 of a shank type handle 300 and a shank type handle 300.
Concrete, hold the stock-type table tennis of shake-hands grip play take the right hand and clap as example, as shown in Figure 2, face 100 can comprise the mandrel 104 that is fixed on face 100 centre rotational axis; Stock-type handle 200 connecting portions 201 comprise the sleeve 204 that is wrapped in outside the mandrel 104; The both sides of face 100 are respectively arranged with the clamp 124 of restriction sleeve 204 axial floats, with the rotational structure of common formation external clamping type.Same, for the handle type table tennis that the right hand is held the pen-hold grip play, as shown in Figure 4, the sleeve 304 on a shank type handle 300 connecting portions 301 is wrapped in mandrel 104 outsides on face 100 centre rotational axis, and the clamp 124 of face 100 both sides is used for restriction sleeve 304 axial floats.
Perhaps, be equal to one of technical scheme of replacement as the rotational structure of external clamping type, face 100 also can comprise the urceolus that is fixed on face 100 centre rotational axis; The connecting portion 201 (or 301) of stock-type handle 200 (or shank type handle 300) comprises the plug that fits in the urceolus; Between urceolus and plug, then be provided with the snap ring for restriction plug axial float, with the rotational structure (accompanying drawing is not shown) of common formation inner blocking type.
Preferably, take the rotational structure of external clamping type as example, shown in Fig. 2 (or 4), specifically comprise the shift finger 105 of horizontally set and have two or two gear grooves 205 (or 305) that gear is above, with adaptive several quick location needs of fixedly meeting steradian commonly used; In addition, this gear groove 205 (or 305) can also play the effect of rotating guiding relative to shift finger 105, can avoid handle 200 (being stock-type handle 200 or a shank type handle 300) to produce loosening or crooked phenomenon after using repeatedly rotation.
Be preferably, be provided with reduction torsion spring (accompanying drawing is not shown) between the connecting portion 201 (or 301) of stock-type handle 200 (or shank type handle 300) and the face 100, be used for auxiliary face 100 and reset; Reduction torsion spring can be horizontally installed on the oral area of external clamping type sleeve 204 (or 304), perhaps is arranged on the bottom of inner blocking type urceolus.
In the present invention can the preferred embodiment of spacing adjusting table tennis bat, shown in Fig. 5 (or 6), angle theta (or θ ') angle between the connecting portion 201 (or 301) of the pikestaff section 202 (or shank 302) of stock-type handle 200 (or shank type handle 300) and stock-type handle 200 (or shank type handle 300) can be regulated setting.No matter be right hand-held racket or left hand-held racket, clap for the stock-type table tennis of holding the shake-hands grip play, angle theta preferred obtuse angle setting between the pikestaff section 202 of stock-type handle 200 and the connecting portion 201 of stock-type handle 200, and for a handle type table tennis of holding the pen-hold grip play, the angle theta between the connecting portion 301 of a shank 302 of a shank type handle 300 and a shank type handle 300 ' preferred acute angle setting.
Preferably, the pikestaff section 202 (or shank 302) of stock-type handle 200 (or shank type handle 300) can be hinged on the connecting portion 201 (or 301) of stock-type handle 200 (or shank type handle 300), also can realize by the mode of revolute pair or universal joint; In addition, between the pikestaff section 202 (or shank 302) of the connecting portion 201 (or 301) of stock-type handle 200 (or shank type handle 300) and stock-type handle 200 (or shank type handle 300), locking device (accompanying drawing is not shown) can be set also, be used for after angle theta (or θ ') angle between the connecting portion 201 (or 301) of the pikestaff section 202 (or shank 302) that regulates stock-type handle 200 (or shank type handles 300) and stock-type handle 200 (or shank type handle 300), carrying out locked and fixing, in the batting process, change preventing.
Further, shown in Fig. 2 (or 4), the first location adjusting device comprises the finger shifting component; The finger shifting component is positioned at the edge on face 100 tops; Be provided with cavity 160, the position that the adaptive thumb of the shape of cavity 160 stretches in the finger shifting component; The table tennis bat of holding the shake-hands grip play take the right hand is example, as shown in Figure 7, when being arranged on the adaptive right hand and grasping the pikestaff section 202 of stock-type handle 200, the finger shifting component on the face frontside edge of hand thumb position, comes back rotation to make things convenient for hand thumb to stir face 100.
Concrete, shown in Fig. 2 (or 4), the finger shifting component can comprise fixture 162 and movable part 161; Fixture 162 is fixed on the edge on face 100 tops via its support 163; Support 163 removably connects with face 100; Movable part 161 is movably connected in the inside of fixture 162; Cavity 160 is positioned on the movable part 161; The shape of fixture 162 preferably is arranged to cylindrical, the corresponding annular of also being arranged to of the shape of movable part 161; Thumb can directly contact cavity 160 and firmly stir face 100, movable part 161 forms relative to fixture 162 and rotates, avoided thumb directly with the fixture 162 that does not have movable part 161 between the friction that rotates cause occurring grinding after the long-term use phenomenon of bubble or living cocoon.
Further, hold the table tennis bat of shake-hands grip play as example take the right hand (or left hand), as shown in Figure 5, be provided with buckle 207 at stock-type handle 200, buckle 207 is positioned at backhand face one side of face 100, for example, the angle that buckle 207 can be arranged between pikestaff section 202 and the connecting portion 201 is inboard, and the extension of buckle 207 is towards face 100 oblique bending settings; Buckle 207 can adopt in use the forefinger of the right hand (or left hand) to fasten or in addition middle finger withstand, can increase thus the gripping dynamics to stock-type handle 200 pikestaff sections 202, prevent from the process that arm is firmly swung the bat, taking off handle, and increase strength and the speed of batting.And for the table tennis bat of holding the pen-hold grip play with the right hand (or left hand), as shown in Figure 6, be provided with buckle 307 at a shank type handle 300, buckle 307 is positioned at positive gesture and facial expression one side of face 100, buckle can be arranged on the angle outside between a shank 302 and the connecting portion 301, and the extension of buckle 307 is towards face 100 oblique bending settings; Buckle 307 can adopt the forefinger of the right hand (or left hand) to fasten in use, can increase thus a gripping dynamics of 300 shanks 302 of shank type handle, prevents from taking off handle in the process that arm is firmly swung the bat, and increases strength and the speed of batting.
Be preferably, buckle 207 is set to same buckle with buckle 307, both can be used as accessory according to using needs to carry out dismounting, also can be enclosed within on stock-type handle 200 or the shank type handle 300 and rotatably arrange, when need are held the shake-hands grip play, can forward backhand face one side of face 100 to, when need pen-hold grip play, then can forward positive gesture and facial expression one side of face 100 to.
Further, shown in Fig. 7 (or 8), on stock-type handle 200 (or shank type handle 300), can be provided with separately tiger’s jaw holder 208 (or 308), the first web part of palm when the adaptive shake-hands grip of shape (or pen-hold grip) of tiger’s jaw holder 208 (or 308) grips; Maybe can cooperate buckle 207 (or 307) to be convenient to the user to pikestaff section 202 (or shank 302) firmly, increase strength and the speed of batting, and anti-anti-avulsion handle and be convenient to control table tennis bat.
Further, be provided with palm shake-hands grip (or pen-hold grip) can be gripped the time at stock-type handle 200 (or shank type handle 300) and be bundled in restraint device (accompanying drawing is not shown) in the pikestaff section 202 (or shank 302).Restraint device can adopt banded bandage or elastic bands to make, also can adopt packed gloving, restraint device both can use separately, also can cooperate buckle 207 (or 307) and/or tiger’s jaw holder 208 (or 308) to use together, thumb etc. can be freed thus, rotate and control angle so that in the batting process of swinging the bat, stir more neatly face 100.Restraint device both can connect in the pikestaff section 202 that is arranged on (or shank 302), also can removably connect with stock-type handle 200 (or shank type handle 300).
Should be understood that, the above only is preferred embodiment of the present invention, and the pikestaff section 202 (or shank 302) take stock-type handle 200 (or shank type handle 300) tilts as example towards the anti-glue face 103 of face 100, in addition, the pikestaff section 202 (or shank 302) of stock-type handle 200 (or shank type handle 300) can also be obliquely installed towards the positive glue face 102 of face 100; Be not sufficient to limit technical scheme of the present invention, for those of ordinary skills, within the spirit and principles in the present invention, can be increased and decreased according to the above description, replacement, conversion or improvement, for example: for stock-type (or shank type) table tennis bat that left hand is held shake-hands grip (or pen-hold grip) use, the finger shifting component can be changed the edge that is located at face corresponding to left hand thumb 100 tops; And for example, the material of buckle 207 (or 307) and/or tiger’s jaw holder 208 (or 308) and the suitable handle of holding, change of shape etc.; And all these increases and decreases, replacement, conversion or improve after technical scheme, all should belong to the protection domain of claims of the present invention.