CN109011388B

CN109011388B - Ligament stretching device with adjusting and controlling mechanism for sports

Info

Publication number: CN109011388B
Application number: CN201810950906.8A
Authority: CN
Inventors: 杨茂伟; 张卫
Original assignee: Dongguan City Shileidi 3D Numerical Control Technology Co Ltd
Current assignee: Dongguan City Shileidi 3D Numerical Control Technology Co Ltd
Priority date: 2018-08-21
Filing date: 2018-08-21
Publication date: 2021-05-07
Anticipated expiration: 2038-08-21
Also published as: CN113144525A; CN109011388A

Abstract

The invention relates to a ligament stretching device with a regulating mechanism for sports, which comprises a base, a seat cushion, a connecting rod, a groove, a fixing structure, a universal wheel, a first supporting rod, a second supporting rod, a sliding structure and a regulating structure, wherein the seat cushion is arranged above the base, the first supporting rod is arranged above the universal wheel, the second supporting rod is connected above the first supporting rod and fixed below the fixing structure, the sliding structure is fixed on the rear side of the base, and the regulating structure is arranged inside the sliding structure. This ligament stretching device with regulation and control mechanism is used in sports is provided with universal wheel, first bracing piece and two bracing pieces, when needing to remove the device, through rotatory first bracing piece, makes the distance between first bracing piece and the two bracing pieces increase, and when length between first bracing piece and the two bracing pieces exceeded the height of base, the universal wheel contacted with ground, and then made things convenient for the mobile device through the universal wheel.

Description

Ligament stretching device with adjusting and controlling mechanism for sports

Technical Field

The invention relates to the field of ligament stretching devices, in particular to a ligament stretching device with a regulating and controlling mechanism for sports.

Background

The conventional ligament stretching device is simple in arrangement, the stretching angle cannot be conveniently controlled by the user, the stretching effect is poor, the device cannot be conveniently moved after being fixed, the length of the device cannot be adjusted according to different users, the leg of the user cannot be fixed, and the height of a seat of the conventional ligament stretching device cannot be adjusted.

Disclosure of Invention

The invention aims to provide a ligament stretching device with an adjusting mechanism for sports, which solves the problems that the stretching angle cannot be controlled by self, the stretching effect is poor, the device cannot be moved conveniently after being fixed, the length of the device cannot be adjusted according to different users, the leg of the user cannot be fixed, and the height of the seat of the conventional ligament stretching device cannot be adjusted.

In order to achieve the above purpose, the invention adopts the technical scheme that: the utility model provides a ligament stretching device with regulation and control mechanism for sports, includes base (1), seatpad (2), connecting rod (3), recess (4), fixed knot construct (5), universal wheel (6), first bracing piece (7), second bracing piece (8), sliding construction (9) and regulation and control structure (10), its characterized in that: the top of base (1) is provided with seatpad (2), and the below of seatpad (2) is fixed with connecting rod (3), recess (4) set up the both sides in base (1), and fixed knot constructs (5) and sets up the both sides in base (1), universal wheel (6) top is provided with first bracing piece (7), and the top of first bracing piece (7) is connected with second bracing piece (8), first bracing piece (7) and second bracing piece (8) set up the one side in base (1), the below at fixed knot constructs (5) is fixed in second bracing piece (8), sliding structure (9) are fixed in the rear side of base (1), and the inside of sliding structure (9) is provided with regulation and control structure (10).

Furthermore, a seat cushion (2) is arranged at the central position of the base (1), the seat cushion (2) and the connecting rod (3) are of an integral structure, and the connecting rod (3) is in threaded connection with the base (1).

Furthermore, a telescopic structure is formed between the first supporting rod (7) and the second supporting rod (8), two first supporting rods (7) and two second supporting rods (8) are arranged, and the first supporting rod (7) and the second supporting rod (8) form a symmetrical structure relative to the central vertical line of the base (1).

Further, the fixing structure (5) comprises a rear supporting platform (51), a first inner groove (52), a first inner tooth groove (53), an extension rod (54), an outer tooth groove (55), a front supporting platform (56), a second inner groove (57), a second inner tooth groove (58), a buckle (59) and a magic tape (510), one end of the rear supporting platform (51) is arranged inside the groove (4), the first inner groove (52) is arranged inside the rear supporting platform (51), the first inner tooth grooves (53) are arranged on two sides of the first inner groove (52), the first inner tooth grooves (53) are arranged inside the rear supporting platform (51), the extension rod (54) is connected to the left side of the rear supporting platform (51), the outer tooth groove (55) is fixed on the outer side of the extension rod (54), the first inner tooth grooves (53) are arranged on one side of the outer tooth groove (55), and the other end of the extension rod (54) is connected inside the front supporting platform (56), and a second inner groove (57) is arranged in the front supporting platform (56), second inner tooth grooves (58) are arranged on two sides of the second inner groove (57), buckles (59) are arranged on two sides of the front supporting platform (56), and hook and loop fasteners (510) are arranged on the buckles (59).

Further, sliding structure (9) are including fixed sliding sleeve (91), first dead lever (92), second dead lever (93), spacing card (94), spacing groove (95) and fixed spout (96), the left side of fixed sliding sleeve (91) is fixed with first dead lever (92), and the right side of fixed sliding sleeve (91) is provided with second dead lever (93), and the inside of fixed sliding sleeve (91) is fixed with spacing card (94), and the inside of spacing card (94) is provided with spacing groove (95), and the both sides of spacing card (94) are provided with first slider (101), are fixed spout (96) between spacing groove (95).

Further, the regulating structure (10) comprises a first sliding block (101), a first concave groove (102), a right movable rod (103), a first sliding groove (104), a first push block (105), a second concave groove (106), a left movable rod (107), a second sliding groove (108), a second push block (109), a second sliding block (1010), a first clamping groove (1011), a pull rod (1012), a second clamping groove (1013), a handle (1014) and a fixing clamp (1015), wherein the first concave groove (102) is arranged below the first sliding block (101), the right movable rod (103) is arranged outside the first concave groove (102), the first sliding groove (104) is arranged outside the right movable rod (103), the first push block (105) is arranged on the right side of the right movable rod (103), the second concave groove (106) is arranged above the first sliding block (101), and the left movable rod (107) is arranged outside the second concave groove (106), the outside of left side movable rod (107) is provided with second sliding tray (108), and the left side of second sliding tray (108) is provided with second ejector pad (109), second slider (1010) are fixed in the top of second depressed groove (106), and the top of second slider (1010) is provided with first draw-in groove (1011), the inside of second slider (1010) is provided with pull rod (1012), and be provided with second draw-in groove (1013) on pull rod (1012), the both sides of pull rod (1012) are provided with hand (1014), the internally mounted of second draw-in groove (1013) has fixing clip (1015), and fixing clip (1015) set up the inside at first draw-in groove (1011).

Furthermore, the external dimension of the rear supporting platform (51) is the same as the internal dimension of the groove (4), a rotating structure is formed between the rear supporting platform (51) and the groove (4), first inner tooth grooves (53) are arranged in the rear supporting platform (51) at equal intervals, and the tooth pitch of the first inner tooth grooves (53) is equal to that of the outer tooth grooves (55).

Furthermore, the limiting clamps (94) form a symmetrical structure with respect to a central perpendicular line of the fixed sliding sleeve (91), the distance between the limiting clamps (94) is equal to the width of the first sliding block (101), and an integrated mechanism is arranged between the limiting clamps (94) and the limiting groove (95).

Furthermore, a rotating structure is formed between the first concave groove (102) and the right movable rod (103), a first sliding groove (104) is formed in the middle of the right movable rod (103), and a clamping structure is formed between the right movable rod (103) and the first push block (105).

Furthermore, first clamping grooves (1011) are distributed on the second sliding block (1010) at equal distances, a sliding structure is formed between the second sliding block (1010) and the pull rod (1012), the distance between second clamping grooves (1013) formed on the pull rod (1012) is the same as that between the first clamping grooves (1011), a clamping structure is formed between the first clamping grooves (1011) and the fixing clamp (1015), and meanwhile the fixing clamp (1015) is in a T shape.

The invention has the beneficial effects that:

1. be provided with base, seatpad and connecting rod, according to the user's needs of difference, through rotatory seatpad, make the connecting rod of the below of seatpad rotate in the inside of base, and then adjust the height of seatpad, the person of facilitating the use uses.

2. Be provided with universal wheel, first bracing piece and two bracing pieces, when needing to remove the device, through rotatory first bracing piece, make the distance between first bracing piece and the two bracing pieces increase, when length between first bracing piece and the two bracing pieces surpassed the height of base, the universal wheel contacted with ground, and then made things convenient for the mobile device through the universal wheel.

3. The distance between the rear supporting platform and the front supporting platform is adjusted, and after the adjustment is finished, the distance between the rear supporting platform and the front supporting platform is fixed under the action of the first inner tooth groove, the outer tooth groove and the second inner tooth groove.

4. Be provided with first dead lever and second dead lever, through first dead lever and second dead lever, when user's pulling hand (hold) at that time, under the effect of first dead lever and second dead lever, can make the angle increase between right movable rod and the left movable rod, play the effect of support.

5. Be provided with first depressed groove, right movable rod, first sliding tray and first ejector pad, through hand (hold) pulling pull rod, can slide in first sliding tray inside at first dead lever, make right movable rod can rotate in the outside of first depressed groove, and then make the angle change of right movable rod, make the angle change of back supporting bench through first ejector pad.

6. Be provided with buckle and magic subsides, the user passes the buckle with the magic subsides after tentatively adjusting tensile angle, rotates a week at the shank of oneself, then under the effect of magic subsides, makes the shank of oneself fixed.

7. Be provided with spacing card and spacing groove, fix first slider and second slider in the inside of spacing groove, then under the effect of spacing card and spacing groove, make first slider and second slider fix and move toward one direction.

8. Be provided with second depressed groove, left movable rod, second sliding tray and second ejector pad, at hand (hold) pulling pull rod, the second dead lever can slide in the second sliding tray inside, makes left movable rod can rotate in the outside of second depressed groove, and then makes the angle change of left movable rod, changes the angle together with right movable rod, and then makes the angle change between two back supporting docks, improves oneself ligament tensile degree.

9. Be provided with second slider and pull rod, according to using the tensile degree difference of ligament, make the pull rod slide in second slider is inside, adjust the assigned position after, pass first draw-in groove and second draw-in groove with the fixing clip and carry out the block, make the pull rod fixed at the inside distance of second slider, make things convenient for the user of different ligament degrees to use.

10. Be provided with recess and back supporting bench, can make back supporting bench rotate at recess inside, and then make the angle change between two back supporting benches, play the not tensile of equidimension to user's ligament.

Drawings

Fig. 1 is a schematic structural diagram of a ligament stretching device with an adjusting mechanism for sports.

Fig. 2 is a schematic top view of a ligament tensioning device with an adjustment mechanism for use in sports.

Fig. 3 is a schematic structural diagram of a sliding structure of a ligament stretching device with an adjusting mechanism for sports.

Fig. 4 is a schematic structural diagram of a ligament stretching device with a regulating mechanism for sports.

Fig. 5 is a schematic view of the connection structure of the rear support platform and the front support platform of the ligament stretching device with the adjusting mechanism for sports.

Fig. 6 is a schematic view of a ligament stretching device with an adjusting mechanism for sports, which is partially enlarged at a position A in fig. 2.

Fig. 7 is a schematic view of a ligament stretching device with an adjusting mechanism for sports, which is partially enlarged at the position B in fig. 5.

The text labels shown in the figures are represented as: 1. a base, 2, a seat cushion, 3, a connecting rod, 4, a groove, 5, a fixed structure, 51, a rear supporting platform, 52, a first inner groove, 53, a first inner tooth space, 54, an extension rod, 55, an outer tooth space, 56, a front supporting platform, 57, a second inner groove, 58, a second inner tooth space, 59, a buckle, 510, a magic tape, 6, a universal wheel, 7, a first supporting rod, 8, a second supporting rod, 9, a sliding structure, 91, a fixed sliding sleeve, 92, a first fixed rod, 93, a second fixed rod, 94, a limit clamp, 95, a limit groove, 96, a fixed sliding groove, 10, a regulating structure, 101, a first sliding block, 102, a first concave groove, 103, a right movable rod, 104, a first sliding groove, 105, a first pushing block, 106, a second concave groove, 107, a left movable rod, 108, a second sliding groove, 109, a second pushing block, a second sliding block, 1010, a second sliding block groove, 1011, a first clamping groove, 1012, a pull rod, 1013. a second card slot, 1014, a handle, 1015 and a fixing card.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in fig. 1 to 7, the specific structure of the present invention is: the utility model provides a ligament stretching device that sports was with having regulation and control mechanism, includes base 1, seatpad 2, connecting rod 3, recess 4, fixed knot construct 5, universal wheel 6, first bracing piece 7, second bracing piece 8, sliding construction 9 and regulation and control structure 10, its characterized in that: the utility model discloses a support structure, including base 1, universal wheel 6, recess 4, first bracing piece 8, second bracing piece 8, fixed knot constructs 5 and 6 upper portions of universal wheel, the top of base 1 is provided with seatpad 2, and the below of seatpad 2 is fixed with connecting rod 3, recess 4 sets up in the both sides of base 1, and fixed knot constructs 5 and sets up the both sides at

base

1, 6 upper portions of universal wheel are provided with first bracing piece 7, and the top of first bracing piece 7 is connected with second bracing piece 8, first bracing piece 7 and second bracing piece 8 set up in one side of base 1, second bracing piece 8 is fixed in the below of fixed knot constructs 5, sliding construction 9 is fixed in the rear side of base 1.

Preferably, a seat cushion 2 is arranged at the central position of the base 1, the seat cushion 2 and the connecting rod 3 are of an integral structure, and the connecting rod 3 is in threaded connection with the base 1.

Preferably, a telescopic structure is formed between the first support rod 7 and the second support rod 8, two first support rods 7 and two second support rods 8 are arranged, and the first support rod 7 and the second support rod 8 form a symmetrical structure about a central vertical line of the base 1.

Preferably, the fixing structure 5 includes a rear supporting base 51, a first inner groove 52, a first inner spline 53, an extension bar 54, an outer spline 55, a front supporting base 56, a second inner groove 57, a second inner spline 58, a buckle 59, and a hook and loop fastener 510, wherein one end of the rear supporting base 51 is disposed inside the recess 4, the first inner groove 52 is disposed inside the rear supporting base 51, the first inner spline 53 is disposed on both sides of the first inner groove 52, the first inner spline 53 is disposed inside the rear supporting base 51, the extension bar 54 is connected to the left side of the rear supporting base 51, the outer spline 55 is fixed to the outer side of the extension bar 54, the first inner spline 53 is disposed on one side of the outer spline 55, the other end of the extension bar 54 is connected inside the front supporting base 56, the second inner groove 57 is disposed inside the front supporting base 56, the second inner spline 58 is disposed on both sides of the second inner spline 57, the buckle 59 is disposed on both sides of the front supporting base 56, and the buckle 59 is provided with a magic tape 510.

Preferably, the sliding structure 9 includes a fixed sliding sleeve 91, a first fixed rod 92, a second fixed rod 93, a limit card 94, a limit groove 95 and a fixed sliding groove 96, the left side of the fixed sliding sleeve 91 is fixed with the first fixed rod 92, and the right side of the fixed sliding sleeve 91 is provided with the second fixed rod 93, the inside of the fixed sliding sleeve 91 is fixed with the limit card 94, the inside of the limit card 94 is provided with the limit groove 95, the two sides of the limit card 94 are provided with first sliding blocks 101, and the fixed sliding groove 96 is arranged between the limit grooves 95.

Preferably, the adjusting structure 10 includes a first slider 101, a first concave groove 102, a right movable rod 103, a first sliding groove 104, a first push block 105, a second concave groove 106, a left movable rod 107, a second sliding groove 108, a second push block 109, a second slider 1010, a first clamping groove 1011, a pull rod 1012, a second clamping groove 1013, a handle 1014, and a fixing clamp 1015, the first concave groove 102 is disposed below the first slider 101, the right movable rod 103 is disposed outside the first concave groove 102, the first sliding groove 104 is disposed outside the right movable rod 103, the first push block 105 is disposed right side of the right movable rod 103, the second concave groove 106 is disposed above the first slider 101, the left movable rod 107 is disposed outside the second concave groove 106, the second sliding groove 108 is disposed outside the left movable rod 107, the second push block 109 is disposed left side of the second sliding groove 108, the second slider 1010 is fixed above the second concave groove 106, a first engaging groove 1011 is disposed above the second slider 1010, a pull rod 1012 is disposed inside the second slider 1010, a second engaging groove 1013 is disposed on the pull rod 1012, handles 1014 are disposed on two sides of the pull rod 1012, a fixing clip 1015 is mounted inside the second engaging groove 1013, and the fixing clip 1015 is disposed inside the first engaging groove 1011.

Preferably, the outer dimension of the rear support platform 51 is the same as the inner dimension of the pocket 4, the rear support platform 51 and the pocket 4 form a rotating structure, the rear support platform 51 is provided with first inner spline 53 at equal intervals inside, and the pitch of the first inner spline 53 is equal to the pitch of the outer spline 55.

Preferably, the position-limiting clips 94 form a symmetrical structure with respect to a center perpendicular line of the fixed sliding sleeve 91, a distance between the position-limiting clips 94 is equal to a width of the first sliding block 101, and an integrated mechanism is arranged between the position-limiting clips 94 and the position-limiting groove 95.

Preferably, a rotating structure is formed between the first concave groove 102 and the right movable rod 103, a first sliding groove 104 is arranged at the middle position of the right movable rod 103, and an engaging structure is formed between the right movable rod 103 and the first push block 105.

Preferably, first locking grooves 1011 are equidistantly distributed on the second slider 1010, a sliding structure is formed between the second slider 1010 and the pull rod 1012, the distance between the second locking grooves 1013 formed on the pull rod 1012 is the same as that between the first locking grooves 1011, a clamping structure is formed between the first locking grooves 1011 and the fixing clips 1015, and the fixing clips 1015 are in a T shape.

When the adjustable chair is used specifically, according to different user requirements, the connecting rod 3 below the seat cushion 2 rotates in the base 1 through rotating the seat cushion 2, so that the height of the seat cushion 2 is adjusted, the user can use the adjustable chair conveniently, then according to different use requirements, the front supporting platform 56 is pulled, so that the extension rod 54 extends and retracts in the first inner groove 52 at the front supporting platform 56, the distance between the rear supporting platform 51 and the front supporting platform 56 is adjusted, after the adjustment is finished, under the action of the first inner tooth groove 53, the outer tooth groove 55 and the second inner tooth groove 58, the distance between the rear supporting platform 51 and the front supporting platform 56 is fixed, then according to the stretching degree of a used ligament, the pull rod 1012 is pulled through the handle 1014, the first fixing rod 92 can slide in the first sliding groove 104, the right movable rod 103 can rotate outside the first concave groove 102, and the angle of the right movable rod 103 is changed, the angle of the rear supporting platform 51 is changed through the first pushing block 105, meanwhile, the second fixed rod 93 slides in the second sliding groove 108, the left movable rod 107 rotates outside the second concave groove 106, the angle of the left movable rod 107 is changed, the angle between the two rear supporting platforms 51 is changed, after the angle is adjusted to be suitable for the angle of the user, the pull rod 1012 slides in the second sliding block 1010 according to different stretching degrees of ligaments, after the angle is adjusted to the designated position, the fixed clamp 1015 passes through the first clamping groove 1011 and the second clamping groove 1013 to be clamped, the distance between the pull rod 1012 and the second sliding block 1010 is fixed, the user with different ligament degrees can use the device conveniently, when the device is used, the user sits on the rear supporting platform 51 and the front supporting platform 56, the magic tape 510 passes through the buckle 59, the user rotates for a circle on his own leg, under the action of the magic tape 510, the legs of the user are fixed, then the handle 1014 is pulled to pull the pull rod 1012, the first fixed rod 92 slides in the first sliding groove 104, the right movable rod 103 rotates outside the first concave groove 102, the angle of the right movable rod 103 is changed, the angle of the rear supporting platform 51 is changed through the first push block 105, meanwhile, the second fixed rod 93 slides in the second sliding groove 108, the left movable rod 107 rotates outside the second concave groove 106, the angle of the left movable rod 107 is changed, the angle between the two rear supporting platforms 51 is changed, the ligament of the user is improved, when the device needs to be moved, the distance between the first supporting rod 7 and the second supporting rod 8 is increased by rotating the first supporting rod 7, when the length between the first supporting rod 7 and the second supporting rod 8 exceeds the height of the base 1, the universal wheel 6 is in contact with the ground, and the device is convenient to move through the universal wheel 6.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. The utility model provides a ligament stretching device with regulation and control mechanism for sports, includes base (1), seatpad (2), connecting rod (3), recess (4), fixed knot construct (5), universal wheel (6), first bracing piece (7), second bracing piece (8), sliding construction (9) and regulation and control structure (10), its characterized in that: the top of base (1) is provided with seatpad (2), and the below of seatpad (2) is fixed with connecting rod (3), recess (4) set up the both sides in base (1), and fixed knot constructs (5) and sets up the both sides in base (1), universal wheel (6) top is provided with first bracing piece (7), and the top of first bracing piece (7) is connected with second bracing piece (8), first bracing piece (7) and second bracing piece (8) set up the one side in base (1), the below at fixed knot constructs (5) is fixed in second bracing piece (8), sliding construction (9) are fixed in the rear side of base (1), and the inside of sliding construction (9) is provided with regulation and control structure (10), sliding construction (9) are including fixed sliding sleeve (91), first dead lever (92), second dead lever (93), Spacing card (94), spacing groove (95) and fixed spout (96), the left side of fixed sliding sleeve (91) is fixed with first dead lever (92), and the right side of fixed sliding sleeve (91) is provided with second dead lever (93), the inside of fixed sliding sleeve (91) is fixed with spacing card (94), and the inside of spacing card (94) is provided with spacing groove (95), and the both sides of spacing card (94) are provided with first slider (101), be fixed spout (96) between spacing groove (95), regulation and control structure (10) include first slider (101), first depressed groove (102), right movable rod (103), first sliding tray (104), first ejector pad (105), second depressed groove (106), left movable rod (107), second sliding tray (108), second ejector pad (109), second slider (1010), first draw-in groove (1011), pull rod (1012), second draw-in groove (1013), A handle (1014) and a fixing clip (1015), a first concave groove (102) is arranged below the first sliding block (101), a right movable rod (103) is arranged outside the first concave groove (102), a first sliding groove (104) is arranged outside the right movable rod (103), a first push block (105) is arranged on the right side of the right movable rod (103), a second concave groove (106) is arranged above the first sliding block (101), a left movable rod (107) is arranged outside the second concave groove (106), a second sliding groove (108) is arranged outside the left movable rod (107), a second push block (109) is arranged on the left side of the second sliding groove (108), a second sliding block (1010) is fixed above the second concave groove (106), a first clamping groove (1011) is arranged above the second sliding block (1010), a pull rod (1012) is arranged inside the second sliding block (1010), and a second clamping groove (1013) is arranged on the pull rod (1012), handles (1014) are arranged on two sides of the pull rod (1012), a fixing clip (1015) is installed in the second clamping groove (1013), and the fixing clip (1015) is arranged in the first clamping groove (1011).

2. A ligament stretching device for sports with an adjusting mechanism, according to claim 1, wherein: the center position of base (1) is provided with seatpad (2), and seatpad (2) and connecting rod (3) structure as an organic whole to be threaded connection between connecting rod (3) and base (1).

3. A ligament stretching device for sports with an adjusting mechanism, according to claim 1, wherein: constitute extending structure between first bracing piece (7) and second bracing piece (8), and first bracing piece (7) and second bracing piece (8) are provided with two to first bracing piece (7) and second bracing piece (8) constitute symmetrical structure about the central perpendicular line of base (1).

4. A ligament stretching device for sports with an adjusting mechanism, according to claim 1, wherein: the fixing structure (5) comprises a rear supporting platform (51), a first inner groove (52), a first inner tooth groove (53), an extension rod (54), an outer tooth groove (55), a front supporting platform (56), a second inner groove (57), a second inner tooth groove (58), a buckle (59) and a magic tape (510), one end of the rear supporting platform (51) is arranged inside the groove (4), the first inner groove (52) is arranged inside the rear supporting platform (51), the first inner tooth grooves (53) are arranged on two sides of the first inner groove (52), the first inner tooth grooves (53) are arranged inside the rear supporting platform (51), the extension rod (54) is connected to the left side of the rear supporting platform (51), the outer tooth groove (55) is fixed on the outer side of the extension rod (54), the first inner tooth grooves (53) are arranged on one side of the outer tooth groove (55), and the other end of the extension rod (54) is connected inside the front supporting platform (56), and a second inner groove (57) is arranged in the front supporting platform (56), second inner tooth grooves (58) are arranged on two sides of the second inner groove (57), buckles (59) are arranged on two sides of the front supporting platform (56), and hook and loop fasteners (510) are arranged on the buckles (59).

5. The ligament stretching device with adjusting mechanism for sports of claim 4, wherein: the external dimension of back supporting platform (51) is the same with the internal dimension size of recess (4), and constitutes revolution mechanic between back supporting platform (51) and recess (4), and the inside equidistance of back supporting platform (51) is provided with first interior tooth's socket (53), and the tooth pitch of first interior tooth's socket (53) equals with the tooth pitch of external tooth's socket (55) moreover.

6. A ligament stretching device for sports with an adjusting mechanism, according to claim 1, wherein: the limiting clamps (94) form a symmetrical structure relative to a central perpendicular line of the fixed sliding sleeve (91), the distance between the limiting clamps (94) is equal to the width of the first sliding block (101), and an integrated mechanism is arranged between the limiting clamps (94) and the limiting groove (95).

7. A ligament stretching device for sports with an adjusting mechanism, according to claim 1, wherein: a rotating structure is formed between the first concave groove (102) and the right movable rod (103), a first sliding groove (104) is formed in the middle of the right movable rod (103), and a clamping structure is formed between the right movable rod (103) and the first push block (105).

8. A ligament stretching device for sports with an adjusting mechanism, according to claim 1, wherein: first clamping grooves (1011) are distributed on the second sliding block (1010) at equal distances, a sliding structure is formed between the second sliding block (1010) and the pull rod (1012), the distance between the second clamping grooves (1013) arranged on the pull rod (1012) is the same as that between the first clamping grooves (1011), a clamping structure is formed between the first clamping grooves (1011) and the fixing clamps (1015), and meanwhile the fixing clamps (1015) are T-shaped.