Billiards posture detection and adjustment device

Abstract

The present invention provides a billiards posture detection and adjustment device, which belongs to the technical field of billiards equipment, and includes a stick holder for connecting to the rear of a cue; a hand-held cue holder; a small arm rod for being parallel to a human forearm and having one end connected to the stick holder; a large arm rod for being parallel to a human upper arm and having one end rotatably connected to the other end of the small arm rod via a first rotating shaft; and a shoulder-front connecting assembly for being respectively connected to the other end of the large arm rod via a second rotating shaft and connected to the hand-held cue holder; the first rotating shaft and the second rotating shaft are parallel to each other and both perpendicular to the straight line where the cue is located. The present invention forms a straight line after the stick holder and the hand-held cue holder are connected to the cue through the cooperation of the small arm rod, the large arm rod, the shoulder-front connecting assembly, and the first rotating shaft and the second rotating shaft, and at the same time, the human forearm, upper arm and cue are in the same plane, forming a standard batting posture, thereby playing a posture correction role.

Description

Technical Field

[0001] The present invention belongs to the technical field of billiard equipment, and more particularly, relates to a billiard posture detection and adjustment device. Background Art

[0002] Billiards, also known as table tennis (the name in Guangdong, Hong Kong and Macao) and pool (the name in Taiwan), is an elegant indoor sport that is widely popular internationally. It is an indoor entertainment sport in which the player uses a cue to hit the ball on the table and the winner of the game is determined by calculating the score.

[0003] Billiards is a highly entertaining and competitive sport, and standard playing posture and movement are beneficial for both improving performance and enhancing the enjoyment of the game. However, standard posture and movement require long-term practice under the guidance of a coach. Otherwise, beginners practicing alone will struggle to observe and control their posture, making it difficult to achieve good results. Summary of the Invention

[0004] The purpose of the present invention is to provide a billiards posture detection and adjustment device to solve the technical problem in the prior art that billiards beginners have difficulty controlling their own posture when learning alone, resulting in non-standard posture.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: to provide a billiard posture detection and adjustment device, including a stick holder for connecting to the rear part of the stick; a hand-held stick holder for connecting to the front part of the stick; a small arm rod for being parallel to the human forearm and having one end connected to the stick holder; a large arm rod for being parallel to the human upper arm and having one end rotatably connected to the other end of the small arm rod through a first rotating shaft; and a shoulder-front connecting assembly, respectively connected to the other end of the large arm rod through a second rotating shaft and connected to the hand-held stick holder; the first rotating shaft and the second rotating shaft are parallel to each other and both perpendicular to the straight line where the stick is located.

[0006] Furthermore, in the aforementioned billiards posture detection and adjustment device, the front shoulder connection assembly bypasses the cue and connects to the hand-held cue holder. The lower arm and the cue holder are fixedly connected, and the front shoulder connection assembly is fixedly connected to the hand-held cue holder. The lower arm and the upper arm are both straight rods, while the front shoulder connection assembly is a curved rod.

[0007] Furthermore, in the aforementioned billiard posture detection and adjustment device, the front shoulder connection assembly includes a front assembly for connecting to the hand rack club holder and a rear assembly for connecting to the upper arm rod, and the front assembly and the rear assembly are connected through a third rotating shaft, and the third rotating shaft is parallel to the second rotating shaft.

[0008] Furthermore, the aforementioned billiards posture detection and adjustment device also includes: a hard belt for connecting to the human waist; and a spinal connecting rod, the two ends of which are respectively connected to the hard belt and the shoulder front connecting component.

[0009] Furthermore, the aforementioned billiard posture detection and adjustment device also includes: a shoulder cross bar, connected to the front shoulder connecting assembly, a spine connecting rod connected to the middle of the shoulder cross bar; the spine connecting rod is rotationally connected to the hard belt through a fourth rotating shaft; the shoulder cross bar is rotationally connected to the spine connecting rod and the front shoulder connecting assembly respectively.

[0010] Furthermore, in the aforementioned billiard ball posture detection and adjustment device, one or more of a positioning structure, an angle sensor, and an angle indicator is provided on the first rotating shaft and / or the second rotating shaft.

[0011] Furthermore, in the aforementioned billiard posture detection and adjustment device, when a positioning structure is provided on the first rotating shaft and / or the second rotating shaft, the positioning structure includes: a first rotating member; a second rotating member, rotatably connected to the first rotating member; a marble, provided on the first rotating member; a third elastic element, used to support the end of the marble to expose the surface of the first rotating member; and a positioning groove, provided on the second rotating member and used to accommodate the end of the marble; the first rotating member is the first rotating shaft or the second rotating shaft itself, or the second rotating member is the first rotating shaft or the second rotating shaft itself.

[0012] Furthermore, in the aforementioned billiard posture detection and adjustment device, the hand holder and cue holder includes: a bracket for supporting the cue; a base connected to the bracket and used to support the bracket; and a front shoulder connection assembly connected to the base.

[0013] Furthermore, in the aforementioned billiards posture detection and adjustment device, a hand connection structure for connecting to a human hand is provided on the stick holder and / or the forearm stick.

[0014] Furthermore, the aforementioned billiard posture detection and adjustment device also includes: a camera, which is arranged in front of the front shoulder connecting assembly and is used to collect the user's posture information; a camera bracket, which is respectively connected to the camera and the front shoulder connecting assembly and is used to support the camera; a display, which is arranged on the hand rack and club holder and is electrically connected to the camera; and an observation mirror, which is arranged at the end of the front shoulder connecting assembly close to the hand rack and club holder.

[0015] The beneficial effect of the billiard posture detection and adjustment device provided by the present invention is that, compared with the prior art, the present invention forms a straight line after the stick holder and the hand-stand stick fixer are connected to the stick through the cooperation of the forearm rod, the upper arm rod, the front shoulder connection assembly, and the first rotating shaft and the second rotating shaft, and at the same time, the human body's forearm, upper arm and stick are in the same plane, forming a standard hitting posture, which plays a role in posture correction. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 A schematic diagram of the vertical structure of a billiards posture detection and adjustment device provided by an embodiment of the present invention;

[0018] Figure 2 A schematic diagram of the structure of a billiard ball posture detection and adjustment device provided by an embodiment of the present invention in another viewing direction;

[0019] Figure 3 A schematic structural diagram of a stick holder of a billiards posture detection and adjustment device provided by an embodiment of the present invention;

[0020] Figure 4 A schematic structural diagram of a hand holder and cue holder of a billiards posture detection and adjustment device provided by an embodiment of the present invention;

[0021] Figure 5 A schematic structural diagram of a hand holder and cue holder of a billiards posture detection and adjustment device provided by another embodiment of the present invention;

[0022] Figure 6 A schematic structural diagram of a hand holder and cue holder of a billiards posture detection and adjustment device provided by another embodiment of the present invention;

[0023] Figure 7 A schematic structural diagram of a hand holder and cue holder of a billiards posture detection and adjustment device provided by another embodiment of the present invention;

[0024] Figure 8 A schematic structural diagram of a positioning structure of a billiards posture detection and adjustment device provided by an embodiment of the present invention;

[0025] Figure 9 This is a structural schematic diagram of the positioning structure of a billiards posture detection and adjustment device provided by another embodiment of the present invention.

[0026] Among them, the reference numerals in the figures are:

[0027] 10-stick holder; 11-club connecting piece; 12-small arm connecting piece; 131-fifth rotating shaft;

[0028] 132-small arm rod rotating sleeve; 1321-small arm rod rotating sleeve fixing piece; 1322-small arm rod rotating sleeve fastener;

[0029] 133 - sixth rotating shaft; 134 - balancing ring; 135 - balancing ring rotating sleeve;

[0030] 136-seventh rotating shaft; 137-club connecting rod; 138-eighth rotating shaft;

[0031] 14-arm connecting piece;

[0032] 141-first forearm fastener; 142-second forearm fastener; 143-forearm fastener connection structure;

[0033] 21- small arm; 22- first rotating shaft; 23- large arm; 24- second rotating shaft;

[0034] 25-shoulder front connection assembly; 251-front assembly; 252-rear assembly; 253-third rotating shaft;

[0035] 30-Hand rack club holder;

[0036] 31-base; 311-concave hole; 312-second elastic element;

[0037] 32-bracket; 33-grip; 34-rod slot;

[0038] 35-second fastener; 36-third fastener; 37-first elastic element; 38-supporting member;

[0039] 391-pull rope; 392-pressing plate; 393-third elastic element;

[0040] 41-Hard belt; 42-Spine connecting rod; 43-Fourth rotating shaft; 44-Shoulder crossbar;

[0041] 51 - first rotating member; 52 - second rotating member; 53 - ball; 54 - third elastic element; 55 - positioning groove;

[0042] 61-camera; 62-camera bracket; 63-display; 64-observation mirror;

[0043] 90-cue. DETAILED DESCRIPTION

[0044] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0045] See also Figure 1 and Figure 2The present invention now provides a billiards posture detection and adjustment device. The billiards posture detection and adjustment device includes a stick holder 10 for connecting to the rear of a cue stick 90; a hand-held cue stick holder 30 for connecting to the front of the cue stick 90; a small arm rod 21 for being parallel to a human forearm and having one end connected to the stick holder 10; a large arm rod 23 for being parallel to a human upper arm and having one end rotatably connected to the small arm rod 21 and the other end via a first rotating shaft 22; and a shoulder-front connecting assembly 25, each connected to the other end of the large arm rod 23 via a second rotating shaft 24 and to the hand-held cue stick holder 30; the first rotating shaft 22 and the second rotating shaft 24 are parallel to each other and perpendicular to the straight line where the cue stick 90 is located.

[0046] Compared with the prior art, the billiard posture detection and adjustment device provided by the present invention forms a straight line after the stick holder 10 and the hand-holder stick holder 30 are connected to the stick 90 through the cooperation of the forearm rod 21, the upper arm rod 23, the front shoulder connecting assembly 25, and the first rotating shaft 22 and the second rotating shaft 24. At the same time, the human body's forearm, upper arm and stick 90 are in the same plane, forming a standard hitting posture, which plays a role in posture correction.

[0047] Further, see Figure 1 and Figure 2 In one embodiment of the billiards posture detection and adjustment device provided by the present invention, the front-shoulder connection assembly 25 bypasses the cue 90 and connects to the hand-holder cue holder 30. The lower arm 21 is fixedly connected to the cue holder 10, and the front-shoulder connection assembly 25 is fixedly connected to the hand-holder cue holder 30. The lower arm 21 and the upper arm 23 are both straight rods, while the front-shoulder connection assembly 25 is a curved rod.

[0048] Further, see Figures 1 to 3 As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, the stick holder 10 includes a stick connector 11 for connecting to the rear of the stick 90, a small arm connector 12 for connecting to the small arm 21, and a rotation angle adjustment mechanism for adjusting the rotation angle between the stick connector 11 and the small arm connector 12. The rotation angle adjustment mechanism is connected to the stick connector 11 and the small arm connector 12 respectively; the rotation angle adjustment mechanism includes a first degree of freedom of rotation around a fifth axis, and the fifth axis is perpendicular to the axis of the stick 90.

[0049] By providing the club connector 11, the forearm connector 12 and the rotation angle adjustment mechanism therebetween to connect the club 90 to the forearm 21, the forearm and upper arm of the human body are placed in the same plane, forming a standard batting posture, which plays a good role in posture correction. At the same time, it also has a certain degree of freedom, preventing the club 90 from swinging vertically excessively with the forearm when the user hits the ball, which affects the posture adjustment effect. It is also beneficial for the user to adjust the angle of the club 90 when moving, preventing the club 90 from bumping into or causing harm to others.

[0050] Further, see Figures 1 to 3 As a specific embodiment of the billiards posture detection and adjustment device provided by the present invention, the rotation angle adjustment mechanism includes a fifth rotation shaft 131, the axis of which is the fifth axis. The fifth rotation shaft 131 can be a hinge axis directly connecting the club connector 11 and the small arm connector 12.

[0051] Further, see Figure 3 As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, the rotation angle adjustment mechanism also includes a second degree of freedom of rotation around the sixth axis and a third degree of freedom of rotation around the seventh axis. The sixth axis is parallel to the axis of the club 90, and the seventh axis is perpendicular to the fifth axis and the sixth axis respectively.

[0052] Further, see Figures 1 to 3 As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, the rotation angle adjustment mechanism includes: a small arm rod rotating sleeve 132, which is rotatably connected to the small arm rod connecting member 12, and the axis of the rotation connection is the seventh axis; the fifth rotating shaft 131, the axis of the fifth rotating shaft 131 is the fifth axis; a balance ring 134, which is arranged on the outer periphery of the small arm rod connecting member 12, and is rotatably connected to the small arm rod rotating sleeve 132 through the fifth rotating shaft 131; the sixth rotating shaft 133, which is perpendicular to the fifth rotating shaft 131 and is arranged on the balance ring sleeve 134; the balance ring rotating sleeve 135, which is rotatably connected to the balance ring 134 through the sixth rotating shaft 133; and a ball rod connecting rod 137, one end of which is hinged to the balance ring rotating sleeve 135 through the seventh rotating shaft 136, and the other end is hinged to the ball rod connecting member 11 through the eighth rotating shaft 138; the axis of the sixth rotating shaft 133 is the sixth axis, and the seventh rotating shaft 136 and the eighth rotating shaft 138 are perpendicular to the axis of the ball rod 90.

[0053] Further, see Figures 1 to 3As a specific embodiment of the billiards posture detection and adjustment device provided by the present invention, the stick holder 10 also includes an arm connector 14 disposed on the small arm connector 12 and configured to connect to a human arm. The upper arm 23 may also be provided with the aforementioned arm connector 14 for securing the upper arm. Like the small arm, the upper arm 23 may also be connected and secured to the human arm via an arm connector 14 such as a lashing strap, Velcro, or a fastening mechanism.

[0054] Furthermore, as a specific embodiment of the billiards posture detection and adjustment device provided by the present invention, the arm connector 14 includes a binding strap provided on the small arm rod connector 12 .

[0055] Further, see Figures 1 to 3 As a specific embodiment of the billiards posture detection and adjustment device provided by the present invention, the arm connector 14 includes a first forearm fastener 141 hingedly connected to the forearm rod connector 12 and a second forearm fastener 142 hingedly connected to the forearm rod connector 12 and configured to engage with the first forearm fastener 141 and be sleeved on the human forearm. The arm connector 14 may also include a forearm fastener fastening structure 143, which is disposed on the first forearm fastener 141 and / or the second forearm fastener 142 and is configured to connect the first forearm fastener 141 to the second forearm fastener 142.

[0056] Furthermore, as a specific embodiment of the billiards posture detection and adjustment device provided by the present invention, an annular protrusion is provided on the outer side of the first arm fastener 141 and the second arm fastener 142; the rotation angle adjustment mechanism includes an arm rod rotating sleeve 132, and the arm rod rotating sleeve 132 includes an arm rod rotating sleeve fixing member 1321 for connecting to the club connecting member 11 and an arm rod rotating sleeve fastener 1322 for hingedly and fastened to the arm rod rotating sleeve fixing member 1321; a slide groove for cooperating with the annular protrusion is provided in the arm rod rotating sleeve fixing member 1321 and the arm rod rotating sleeve fastener 1322; the arm connecting member 14 and the arm rod rotating sleeve 132 form a rotation connection structure through the cooperation of the slide groove and the annular protrusion. The above-mentioned "hinged and fastened" means that one end is hinged and the other end is provided with a detachable structure for connection. Optionally, the planes where the annular protrusion and the slide groove are located are both perpendicular to the axis of the arm rod 21.

[0057] The arm rod rotating sleeve 132 is rotationally connected to the arm rod connecting member 12 and is connected to the ball rod connecting member 11 . The axis of the rotational connection between the arm rod rotating sleeve 132 and the arm rod connecting member 12 is parallel to the axis of the arm rod 21 .

[0058] Further, see Figure 1 、 Figure 8 and Figure 9As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, the rotation angle adjustment mechanism includes a small arm rod rotating sleeve 132, the small arm rod rotating sleeve 132 is rotatably connected to the small arm rod connecting member 12, and the axis of the rotation connection is parallel to the axis of the small arm rod 21; a positioning structure is provided between the small arm rod rotating sleeve 132 and the small arm rod connecting member 12, the positioning structure includes: a first rotating member 51; a second rotating member 52, rotatably connected to the first rotating member 51; a ball 53, arranged on the first rotating member 51; a third elastic element 54, used to support the end of the ball 53 to expose the surface of the first rotating member 51; and a positioning groove 55, arranged on the second rotating member 52 and used to accommodate the end of the ball 53; the first rotating member 51 is one of the small arm rod connecting member 12 and the small arm rod rotating sleeve 132, and the second rotating member 52 is the other of the small arm rod connecting member 12 and the small arm rod rotating sleeve 132.

[0059] Further, see Figures 1 to 3 As a specific embodiment of the billiard ball posture detection and adjustment device provided by the present invention, the cue connecting member 11 includes a sleeve for sleeve connection with the cue.

[0060] Further, see Figure 1 、 Figure 4 and Figure 5 As a specific embodiment of the hand-holder cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, it includes a base 31 and a bracket 32 ​​arranged on the base 31 and used to support the cue 90. The bracket 32 ​​is provided with a cue groove 34 for limiting the position of the cue 90 and a cue connecting mechanism for connecting to the cue 90.

[0061] Compared with the prior art, the hand-held club holder 30 provided by the present invention provides a fulcrum for the club 90 through the arrangement of the base 31, the bracket 32, the club placement groove 34 and the club connection mechanism, which is conducive to limiting the position of the club 90, preventing the club from deflecting when hitting the ball, making the hitting action more stable, and helping to improve the standardization of the user's hitting posture. At the same time, it is also convenient to connect the club 90 to the hand-held club holder 30, and it is convenient for the user to move the hand-held club holder 30.

[0062] Further, see Figure 4 and Figure 5As a specific embodiment of the hand-held cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, the cue connection mechanism includes a cue fastener, one end of which is hinged to one side of the cue slot 34 on the bracket 32, and the other end of which is detachably connected to the other side of the cue slot 34 on the bracket 32. Removable connections include butt connections, abutment connections, snap connections, pin connections, or magnetic connections. The cue connection mechanism, such as the cue fastener, is mainly used to snap together and connect to the cue 90 after the user completes the shot, so that the user can directly lift the hand-held cue holder 30 by moving the cue 90 and transfer it to the next shot position, saving time and improving efficiency.

[0063] Furthermore, as a specific embodiment of the hand-holder cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, the cue fastener includes a first fastener for crossing the cue slot 34 and hinged to the bracket 32 ​​at one end, and the other end of the first fastener is directly and detachably connected to the bracket 32.

[0064] Further, see Figure 4 and Figure 5 As a specific embodiment of the hand-holder cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, the cue fastener includes a second fastener 35 and a third fastener 36 hingedly connected to two sides of a cue slot 34 on a bracket 32. The second fastener 35 and the third fastener 36 are detachably connected. The cue slot 34, the second fastener 35, and the third fastener 36 form a cavity for sleeved engagement with the cue 90. The detachable connection includes a butt connection, an abutting connection, a snap connection, a pin connection, or a magnetic connection.

[0065] Further, see Figures 4 to 7 As a specific embodiment of the hand-holder cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, a first elastic element 37 is provided between the cue fastener and the bracket 32 ​​for causing the cue fastener to tend to close; the hand-holder cue holder also includes an opening drive mechanism for driving the cue fastener to open.

[0066] Further, see Figure 7As a specific embodiment of the hand-holder cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, the opening drive mechanism includes a pressure plate 392 disposed on the base 31 and a pull cord 391 connected to the pressure plate 392 at one end. The other end of the pull cord 391 is connected to the cue buckle. The connection between the pull cord 391 and the cue buckle is not on the hinge axis where the cue buckle is hingedly connected to the bracket 32. The pressure plate 392 is movably connected to the base 31 to pull the pull cord 391. A third elastic element 393 is provided between the pressure plate 392 and the base 31 for pushing the pressure plate 392 back to its original position. During use, the user presses the pressure plate 392, pulling the pull cord 391, which further pulls the cue buckle to open. When the user releases their hand, the cue buckle closes and the pressure plate 392 rebounds. The pressure plate 392 is mainly used to pull the pull rope 391 , so the pressure plate 392 can be connected to the base 31 in a sliding manner along the up and down directions, or can be connected to the base 31 by a rotational connection, so that the pressure plate 392 can pull the pull rope 391 .

[0067] On this basis, the base 31 can also be provided with a grip 33 for holding with the base 31, and the two ends of the grip 33 are respectively connected to the bracket 32 ​​and the base 31; the base 31 is provided with a grip length adjustment structure for adjusting the length of the grip 33.

[0068] Furthermore, as a specific embodiment of the hand-held cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, the bottom front end of the bracket 32 ​​is horizontal. This allows the bracket 32 ​​to be placed on the edge of the cue when the base 31 is suspended and cannot be placed on the table when the white ball is close to the cue. A degree of rotational freedom is provided between the bracket 32 ​​and the base 31 or the grip 33 for the cue 90 to swing up and down, allowing the user to adjust the end of the cue 90 to select the appropriate hitting point. This degree of rotational freedom is achieved by a hinged connection structure, such as a hinge, between the bracket 32 ​​and the base 31 or the grip 33.

[0069] Further, see Figure 5 As a specific embodiment of the hand-holder cue holder 30 of the billiards posture detection and adjustment device provided by the present invention, a support member 38 is provided on the bracket 32, which is slidably connected to the bracket 32 ​​and is used to support the cue fastener. The lower end of the support member 38 is connected to the base 31. When the bracket 32 ​​is pressed down, the support member 38 can push the second fastener 35 and the third fastener 36 apart. During use, after the cue 90 is placed on the bracket 32, the bracket 32 ​​is pressed down under the action of gravity, so that the support member 38 presses on the second fastener 35 and the third fastener 36 and pushes the second fastener 35 and the third fastener 36 apart, thereby preventing the second fastener 35 and the third fastener 36 from blocking the line of sight, making it easier for the user to aim when hitting the ball.

[0070] Further, see Figure 6As a specific embodiment of the hand-stand cue holder 30 of the billiard posture detection and adjustment device provided by the present invention, a grip 33 for holding with the base of the hand is also provided on the base 31, and the two ends of the grip 33 are respectively connected to the bracket 32 ​​and the base 31; the base 31 is provided with a grip length adjustment structure for adjusting the length of the grip 33; the hand-stand cue holder also includes a pull rope 391, one end of the pull rope 391 is connected to the base 31, and the other end is connected to the cue fastener, and the connection between the pull rope 391 and the cue fastener is not on the hinge axis where the cue fastener and the bracket 32 ​​are hingedly connected.

[0071] When not in use, the elastic force of the second elastic element 312 causes the grip 33 to tend to move into the recessed hole 311; when in use, the user holds the grip 33 with the tiger's mouth and lifts the grip 33 and the bracket 32. At this time, the distance from the base 31 to the golf club buckle increases, and the golf club buckle opens under the action of the pull rope 391.

[0072] Further, see Figures 4 to 7 As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, a grip 33 for holding with the base 31 is also provided, and both ends of the grip 33 are respectively connected to the bracket 32 ​​and the base 31.

[0073] Further, see Figure 4 、 Figure 5 and Figure 7 As a specific embodiment of the billiards posture detection and adjustment device provided by the present invention, the base 31 is provided with a grip length adjustment structure for adjusting the length of the grip 33. The length adjustment structure is as follows: the base 31 is provided with a recessed hole 311 for inserting with the grip 33, and the recessed hole 311 is provided with a second elastic element 312. One end of the second elastic element 312 is connected to the inner wall of the recessed hole 311, and the other end is connected to the grip 33. During use, after the cue 90 is placed on the bracket 32, the grip 33 is pressed down by gravity, so that the bracket 32 ​​is against the base of the hand holding the grip 33, making it easier for different users to use. The base 31 may also be provided with a height adjustment mechanism for adjusting the height of the base 31.

[0074] Further, see Figure 8 and Figure 9As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, the base 31 is hinged to the front shoulder connection component 25, and the hinge axis is parallel to the axial direction of the cue 90; a positioning structure is provided at the hinge of the base 31 and the front shoulder connection component 25, and the positioning structure includes: a first rotating member 51, a second rotating member 52 rotatably connected to the first rotating member 51, a pin 53 arranged on the first rotating member 51, a third elastic element 54 for supporting the end of the pin 53 to expose the surface of the first rotating member 51, and a positioning groove 55 arranged on the second rotating member 52 and for accommodating the end of the pin 53; the first rotating member 51 is one of the base 31 and the front shoulder connection component 25, and the second rotating member 52 is the other of the base 31 and the front shoulder connection component 25.

[0075] Further, see Figure 1 and Figure 2 As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, the front shoulder connection component 25 includes a front component 251 for connecting with the hand rack club holder 30 and a rear component 252 for connecting with the upper arm rod 23. The front component 251 and the rear component 252 are connected by a third rotating shaft 253, and the third rotating shaft 253 is parallel to the second rotating shaft 24.

[0076] Further, see Figure 1 and Figure 2 As a specific embodiment of the billiards posture detection and adjustment device provided by the present invention, the billiards posture detection and adjustment device also includes: a hard belt 41 for connecting to the human waist; and a spinal connecting rod 42, the ends of which respectively connect the hard belt 41 to the front shoulder connecting assembly 25. The hard belt 41 and spinal connecting rod 42 are used to adjust the posture of the human torso.

[0077] Further, see Figure 1 and Figure 2 As a specific embodiment of the billiard posture detection and adjustment device provided by the present invention, the billiard posture detection and adjustment device also includes: a shoulder cross bar 44, which is connected to the front shoulder connection component 25, and a spinal connecting rod 42 is connected to the middle part of the shoulder cross bar 44; the spinal connecting rod 42 is rotatably connected to the hard belt 41 through a fourth rotating shaft 43; the shoulder cross bar 44 is rotatably connected to the spinal connecting rod 42 and the front shoulder connection component 25, respectively, so as to facilitate the user to stand, walk or adjust the posture. The shoulder cross bar 44 is provided with a connecting structure for connecting to the human shoulder to be fixed on the human body. The fourth rotating shaft 43 and the rotating shaft of the shoulder cross bar 44 rotatably connected to the spinal connecting rod 42 and the front shoulder connection component 25, respectively, can be provided with the above-mentioned positioning structure.

[0078] Further, see Figure 1 and Figure 2In the aforementioned billiards posture detection and adjustment device, one or more of the first rotating shaft 22, the second rotating shaft 24, and the other rotatable rotating shafts mentioned herein are provided with one or more of a positioning structure, an angle sensor, and an angle indicator. The angle sensor can be an electronic sensor connected to the display 63, or connected to the display 63 via a processor, to facilitate the user's observation of their posture accuracy.

[0079] Further, see Figure 1 and Figure 2 In the aforementioned billiard posture detection and adjustment device, when a positioning structure is provided on the first rotating shaft 22 and / or the second rotating shaft 24, the positioning structure includes: a first rotating member 51; a second rotating member 52, rotatably connected to the first rotating member 51; a pin 53, provided on the first rotating member 51; a third elastic element 54, used to support the end of the pin 53 to expose the surface of the first rotating member 51; a positioning groove 55, provided on the second rotating member 52 and used to accommodate the end of the pin 53; the first rotating member 51 is the first rotating shaft 22 or the second rotating shaft 24 itself, or the second rotating member 52 is the first rotating shaft 22 or the second rotating shaft 24 itself.

[0080] Further, see Figure 1 and Figure 2 The aforementioned billiard posture detection and adjustment device also includes: a camera 61, which is arranged in front of the front shoulder connecting component 25 and is used to collect the user's posture information; a camera bracket 62, which is respectively connected to the camera 61 and the front shoulder connecting component 25 and is used to support the camera 61; a display 63, which is arranged on the hand rack and club holder 30 and is electrically connected to the camera 61; and an observation mirror 64, which is arranged at the end of the front shoulder connecting component 25 close to the hand rack and club holder 30.

[0081] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A billiards posture detection and adjustment device, characterized in that: include: A club holder, used to connect to the back of the club; a hand-holder club holder, used for connecting with the front portion of the club; A small arm rod, used to be parallel to the human forearm and one end of which is connected to the rod holder; A large arm lever, used to be parallel to the human body's upper arm and one end of which is rotatably connected to the other end of the small arm lever via a first rotating shaft; and A shoulder front connection assembly is connected to the other end of the large arm rod through a second rotating shaft and is connected to the hand rack club holder; The first rotation axis and the second rotation axis are parallel to each other and perpendicular to the straight line where the club is located; The hand-held golf club holder includes a base and a bracket provided on the base for supporting the golf club, the bracket being provided with a club placement groove for limiting the position of the golf club and a club connection mechanism for connecting with the golf club; The club connection mechanism includes a club fastener, one end of which is hinged to one side of the club slot on the bracket, and the other end of which is detachably connected to the other side of the club slot on the bracket; A first elastic element is provided between the golf club fastener and the bracket for causing the golf club fastener to tend to close; the hand rack golf club holder also includes an opening drive mechanism for driving the golf club fastener to open; The opening drive mechanism includes a pressure plate arranged on the base and a pull rope connected to the pressure plate at one end, and the other end of the pull rope is connected to the club buckle, and the connection between the pull rope and the club buckle is not on the hinge axis where the club buckle is hingedly connected to the bracket; the pressure plate is movably connected to the base to pull the pull rope to move; a third elastic element is provided between the pressure plate and the base for pushing the pressure plate to reset.

2. The billiard ball posture detection and adjustment device according to claim 1, wherein: The front shoulder connection assembly passes around the golf club and is connected to the hand rack golf club holder; The small arm rod and the rod holder are fixedly connected, and the front shoulder connecting assembly is fixedly connected to the hand rack club holder; the small arm rod and the large arm rod are both straight rods, and the front shoulder connecting assembly is a curved rod.

3. The billiard ball posture detection and adjustment device according to claim 1, wherein: The front shoulder connection assembly includes a front assembly for connecting to the hand rack club holder and a rear assembly for connecting to the large arm rod. The front assembly and the rear assembly are connected via a third rotating shaft, and the third rotating shaft is parallel to the second rotating shaft.

4. The billiard ball posture detection and adjustment device according to claim 1, wherein: Also includes: A hard belt, used to connect with the waist of the human body; as well as The spine connecting rod has two ends respectively connected to the hard waist belt and the shoulder front connecting component.

5. The billiard ball posture detection and adjustment device according to claim 4, wherein: Also includes: a shoulder crossbar connected to the front shoulder connection assembly, and the spine connecting rod connected to the middle portion of the shoulder crossbar; The spinal connecting rod is rotatably connected to the hard waist belt via a fourth rotating shaft; the shoulder cross bar is rotatably connected to the spinal connecting rod and the shoulder front connecting assembly respectively.

6. The billiard ball posture detection and adjustment device according to claim 1, 3 or 5, characterized in that: The first rotating shaft and / or the second rotating shaft is provided with one or more of a positioning structure, an angle sensor and an angle indicator.

7. The billiard ball posture detection and adjustment device according to claim 6, wherein: When a positioning structure is provided on the first rotating shaft and / or the second rotating shaft, the positioning structure includes: a first rotating member; a second rotating member, rotatably connected to the first rotating member; a marble, disposed on the first rotating member; a third elastic element, used for supporting the end of the marble to expose the surface of the first rotating member; and a positioning groove, provided on the second rotating member and used to accommodate the end of the pin; The first rotating member is the first rotating shaft or the second rotating shaft itself, or the second rotating member is the first rotating shaft or the second rotating shaft itself.

8. The billiard ball posture detection and adjustment device according to claim 1, wherein: The hand rack club holder comprises: a bracket for supporting the golf club; and a base, connected to the bracket and used to support the bracket; The front shoulder connection component is connected to the base.

9. The billiard ball posture detection and adjustment device according to claim 1, wherein: The large arm lever and / or the small arm lever are provided with an arm connecting piece.

10. The billiard ball posture detection and adjustment device according to claim 1, wherein: Also includes: a camera, disposed in front of the front shoulder connection assembly and used to collect posture information of the user; a camera bracket, connected to the camera and the front shoulder connecting assembly respectively and used to support the camera; a display, disposed on the hand rack and club holder and electrically connected to the camera; as well as An observation mirror is arranged at the end of the shoulder front connecting component close to the hand rack and club fixer.

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