CN215084620U

CN215084620U - Adjustable lower waist trainer

Info

Publication number: CN215084620U
Application number: CN202121010829.1U
Authority: CN
Inventors: 邱星
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-10
Anticipated expiration: 2031-05-12

Abstract

An adjustable lower waist trainer comprises a front support and a rear support which are fixedly connected by a left inclined strut, a right inclined strut and a lower cross beam, the upper ends of the front support and the rear support are hinged by a shaft neck of a waist supporting beam, two parallel longitudinal tension beams are hinged between the lower cross beams of the front support and the rear support to form a triangular supporting base frame, a plurality of hand-held cross rods are arranged between the two longitudinal tension beams along the longitudinal interval to form a hand-held ladder stand for turning back and lowering waist, the auxiliary hand-grabbing frame capable of longitudinally adjusting the position along the longitudinal draw beam is mounted on the hand-grabbing crawling ladder, the left side and the right side of the auxiliary hand-grabbing frame are provided with L-shaped supporting arms, a plurality of transverse grabbing rods are arranged between the L-shaped supporting arms on the two sides at intervals from top to bottom, the auxiliary hand-grabbing frame is connected with the hand-grabbing crawling ladder in a mounting mode, the position of the auxiliary hand-grabbing frame can be adjusted, a foot plate is arranged at the front end of the hand-grabbing crawling ladder, and foot fixing bands are arranged on the foot plate.

Description

Adjustable lower waist trainer

Technical Field

The utility model relates to a lower waist training equipment, in particular to lower waist training ware with adjustable.

Background

Waist flexibility training is the basic skill exercise project in fields such as dance, martial arts, gymnastics, in waist flexibility training, it is the difficult point of practitioner to fall the waist on the contrary, under the condition that the waist does not rely on, the practitioner often adopts the appearance of kneeling to practise, relies on the knee joint bending to replace and falls the waist, can't reach waist flexibility's training purpose. When the exerciser stands and stands down, the exerciser cannot clearly see the back of the body, and the exerciser is easy to fall down when leaning back, and sometimes the accident of fracture is caused by falling injury due to training. In order to prevent the phenomenon of falling down during waist exercise, the waist support auxiliary equipment is used for waist exercise of a trainer at present, and an applicant discloses a waist exercise device CN 111544837A 'lower waist trainer' in 8 months of 2020, the waist exercise device with a triangular support structure is provided. In order to make the lower back training device more adaptable to training of beginners, the existing lower back training device needs to be improved so as to adapt to the independent and safe lower back training of trainees in small ages and beginners.

Disclosure of Invention

The utility model discloses a solve prior art not enough, provide a lower waist training ware with adjustable, it can be adjusted according to the less training person of age bracket and the training person's of beginner self condition, is favorable to the training person to accomplish waist training alone to improve the training degree of difficulty gradually.

The technical scheme of the utility model as follows:

an adjustable lower waist trainer comprises a front support and a rear support which are fixedly connected by a left inclined strut, a right inclined strut and a lower cross beam, wherein the upper ends of the front support and the rear support are hinged by a shaft neck of a waist supporting beam, two parallel longitudinal tension beams are hinged between the lower cross beams of the front support and the rear support to form a triangular support base frame, a plurality of hand-held cross rods are arranged between the two longitudinal tension beams along the longitudinal interval to form a hand-held ladder stand for turning the lower waist, an auxiliary hand-held frame capable of longitudinally adjusting the position along the longitudinal tension beams is arranged on the hand-held ladder stand, the left side and the right side of the auxiliary hand-held frame are L-shaped support arms, a plurality of transverse grabbing rods are arranged between the L-shaped support arms at the two sides from top to bottom at intervals, the long arms of the L-shaped support arms extend upwards, the short arms extend forwards, and the auxiliary hand-held frame and the hand-held ladder stand form the installation connection capable of adjusting the position through the short arms, the front end of the hand-held crawling ladder is provided with a pedal plate, and the pedal plate is provided with a foot fixing belt.

The lower extreme of the short arm of each side "L" shape support arm sets up two fixed couples respectively, and the opening direction of each fixed couple is the same, and the interval of two fixed couples is the same with the interval of two adjacent hand horizontal poles on grabbing the cat ladder, and supplementary hand is grabbed the frame and is fixed on two adjacent hand horizontal poles on grabbing the cat ladder through fixed couple hook.

The left oblique strut, the right oblique strut and the lower cross beam are respectively connected and fixed through connecting seats, the bottoms of the connecting seats are arc surfaces, the upper ends of the connecting seats are provided with upper inserting cylinders for the oblique struts to be inserted, connected and fixed, and one side ends of the connecting seats are provided with transverse inserting cylinders for the lower cross beam to be inserted, connected and fixed.

The vertical straining beam of the hand-held crawling ladder comprises a front section beam and a rear section beam, opposite ends of the front section beam and the rear section beam are hinged through pin shafts, so that the hand-held crawling ladder can be folded from the middle in a bending mode, and hand-held cross rods on two sides of the bending position of the hand-held crawling ladder are locked through a limiting block which prevents the hand-held crawling ladder from being bent.

The one end of stopper is passed through the shaft hole cover and is held on the horizontal pole is held in hand on one side of the cat ladder of holding in hand department of buckling, and the other end sets up a spacing checkpost of downwardly extending, and this spacing checkpost blocks the horizontal pole of holding in hand of the another side of cat ladder of holding in hand department of buckling, and the straightening state of cat ladder is held in hand in the locking.

The hinge joint comprises a front section beam, a rear section beam, a hinge hole, a limiting part and a connecting part, wherein the lower half parts of the opposite ends of the front section beam and the rear section beam are correspondingly provided with extended hinge parts, the axes of the hinge hole of the hinge parts are in a straight line with the lower end edge lines of the front section beam and the rear section beam, and the upper half parts of the opposite ends of the front section beam and the rear section beam are provided with limiting parts perpendicular to the lower end edge lines.

The left and right oblique struts are telescopic adjusting structures which are in clearance fit with the inner and outer tubes, the adjusted height is fixed by a locking bolt, and position scale marks for indicating the adjusted height are arranged on the inner tube.

A detachable leg pressing cross beam is installed between the left oblique strut and the right oblique strut of the rear support, and two ends of the leg pressing cross beam are clamped in clamping grooves in clamping seats arranged on the left oblique strut and the right oblique strut respectively to be positioned.

The clamping seat is provided with two clamping grooves with different height positions, and the two clamping grooves are used for adjusting the height positions of the leg pressing cross beams.

And a lower beam of the rear bracket is provided with a hand-held pull rope through an anti-drop hook for the trainee to select.

Adopt above-mentioned technical scheme: the auxiliary hand-held ladder comprises a front support and a rear support, wherein two parallel longitudinal draw beams are hinged between the front support and the lower cross beam of the rear support of a triangular support pedestal, a plurality of hand-held cross rods are arranged between the two longitudinal draw beams at longitudinal intervals to form the hand-held ladder for turning back and lowering waist, an auxiliary hand-held frame capable of being longitudinally adjusted along the longitudinal draw beams is arranged on the hand-held ladder, L-shaped support arms are arranged on the left side and the right side of the auxiliary hand-held frame, a plurality of transverse hand-held rods are arranged between the L-shaped support arms on the two sides at intervals from top to bottom, long arms of the L-shaped support arms extend upwards, short arms of the L-shaped support arms extend forwards, and the auxiliary hand-held frame is connected with the hand-held ladder through the short arms to form the installation capable of adjusting positions. Waist training ware under with adjustable this kind of structure, the size that the training person can be according to oneself age bracket and stature, and the actual conditions of waist pliability, whether the selection adopts supplementary grab frame of holding in hand to train, the training person that the stature is less or beginner adopts supplementary grab frame of holding in hand, with supplementary grab frame install the position that is fit for oneself on grabbing the cat ladder in hand, make both hands can be reversed to grab supplementary grab frame of holding in hand and carry out the ligament and stretch when the training, and progressively increase training intensity in training process, it grasps the horizontal pole of holding in hand on the cat ladder to turn over until both hands can be reversed, can dismantle supplementary grab frame from grabbing the cat ladder in hand, directly utilize the cat ladder of holding in hand to train, thereby solved the training person that the stature is less or beginner can's unable to turn over the gripping in hand and grab the problem that the cat ladder trained. The training person can be according to self condition and training degree, and along the vertical optional position of grabbing the cat ladder, the supplementary frame of grabbing is installed on grabbing the cat ladder, and the installation is swift convenient moreover, and is fixed stable.

The lower extreme of the short arm of each side "L" shape support arm sets up two fixed couples respectively, and the opening direction of each fixed couple is the same, and the interval of two fixed couples is the same with the interval of two adjacent hand horizontal poles on grabbing the cat ladder, and supplementary hand is grabbed the frame and is fixed on two adjacent hand horizontal poles on grabbing the cat ladder through fixed couple hook. Because the auxiliary hand grab frame is fixed on two adjacent hand grab cross rods through the lower end fixing hook, and the opening directions of the fixing hooks are the same, the auxiliary hand grab frame is convenient to install or take down, when a trainer grabs the transverse grab rod on the long arm of the auxiliary hand grab frame to exert force, the fixing hooks can only be more and more tightly hooked, the auxiliary hand grab frame can be prevented from falling off from the hand grab ladder, and accidents are avoided during training.

The left oblique strut, the right oblique strut and the lower cross beam are respectively connected and fixed through connecting seats, the bottoms of the connecting seats are arc surfaces, the upper ends of the connecting seats are provided with upper inserting cylinders for the oblique struts to be inserted, connected and fixed, and one side ends of the connecting seats are provided with transverse inserting cylinders for the lower cross beam to be inserted, connected and fixed. The left and right oblique pillars and the lower cross beam are respectively connected and fixed through the connecting seats, so that the oblique pillars, the lower cross beam and the connecting seats can be respectively manufactured and processed, the design of a die can be simplified, the processing and the manufacturing are facilitated, and the assembly is convenient and rapid; and the arc surface of the bottom of the connecting seat can always keep the stability of contact with the ground after the height of the trainer is adjusted, and the training safety is ensured.

The vertical straining beam of the hand-held crawling ladder comprises a front section beam and a rear section beam, opposite ends of the front section beam and the rear section beam are hinged through pin shafts, so that the hand-held crawling ladder can be folded from the middle in a bending mode, and hand-held cross rods on two sides of the bending position of the hand-held crawling ladder are locked through a limiting block which prevents the hand-held crawling ladder from being bent. By adopting the structure, the vertical straining beam of the hand-held crawling ladder can be clamped and locked by the limiting block after being unfolded and straightened. The extension state of grabbing the cat ladder with the stopper locking hand can prevent to take place to buckle when grabbing near cat ladder department of buckling and receiving ascending pulling force, guarantees the stability of waist training ware when the training down with adjustable, moves to near grabbing cat ladder department of buckling when supplementary grabbing frame promptly, perhaps the training person is held in hand and is being close to the state that the horizontal pole was grabbed to the hand of grabbing cat ladder department of buckling and is carried out waist training down, and it also can not take place to buckle and warp under the situation that the training person does the power tractive to grab the cat ladder in hand.

The one end of stopper is passed through the shaft hole cover and is held on the horizontal pole is held in hand on one side of the cat ladder of holding in hand department of buckling, and the other end sets up a spacing checkpost of downwardly extending, and this spacing checkpost blocks the horizontal pole of holding in hand of the another side of cat ladder of holding in hand department of buckling, and the straightening state of cat ladder is held in hand in the locking. Can enough grab the cat ladder through the both ends adversary of stopper like this and form spacing locking, can avoid the stopper again to follow and grab the cat ladder and drop, the phenomenon of losing appears. When not using waist training ware down with adjustable, can set up the one end of spacing checkpost with the stopper and grab the horizontal pole separation with hand, just can make and grab the cat ladder and buckle, fold up waist training ware down with adjustable whole and fold up and place, reduce and deposit the occupation space.

The hinge joint comprises a front section beam, a rear section beam, a hinge hole, a limiting part and a connecting part, wherein the lower half parts of the opposite ends of the front section beam and the rear section beam are correspondingly provided with extended hinge parts, the axes of the hinge hole of the hinge parts are in a straight line with the lower end edge lines of the front section beam and the rear section beam, and the upper half parts of the opposite ends of the front section beam and the rear section beam are provided with limiting parts perpendicular to the lower end edge lines. Like this through anterior segment roof beam, the first half of the end in opposite directions of back end roof beam be equipped with the spacing portion of perpendicular to lower extreme sideline, can prevent to grab the cat ladder and buckle downwards after the vertical straining beam of grabbing the cat ladder opens to straighten in hand, guarantee the stability after opening.

The left and right oblique struts are telescopic adjusting structures which are in clearance fit with the inner and outer tubes, and the adjusted height is fixed by a locking screw. The height of the adjustable lower waist trainer can be adjusted by the trainer according to the height of the trainer. And position scale marks which are arranged on the inner pipe and used for indicating the height to be adjusted are used as reference standards for adjusting the left and right oblique struts, so that the left and right oblique struts are adjusted consistently, and the stability of the triangular support base frame is ensured.

A detachable leg pressing cross beam is installed between the left oblique strut and the right oblique strut of the rear support, and two ends of the leg pressing cross beam are clamped in clamping grooves in clamping seats arranged on the left oblique strut and the right oblique strut respectively to be positioned. The leg pressing cross beam can be installed or taken down by the trainer according to the requirement.

The utility model discloses waist training ware simple structure is practical down with adjustable, and especially the mounted position of supplementary hand rack can be adjusted along holding the cat ladder according to the training person needs, and the installation is swift, convenient, even the training person of low age also can adjust alone and install or take off, has simplified user's installation and has dismantled the vexation.

The invention is further described with reference to the drawings and the specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a view taken along line A of FIG. 1;

FIG. 3 is a schematic structural view of the auxiliary gripping frame of the present invention;

FIG. 4 is a view from the direction B of FIG. 3;

FIG. 5 is an enlarged view of the structure at P in FIG. 1;

fig. 6 is a schematic structural view of the connection seat of the present invention;

FIG. 7 is a view taken along line C of FIG. 6;

FIG. 8 is a schematic view of the structure of the stopper of the present invention;

fig. 9 is a schematic structural view of another embodiment of the present invention;

fig. 10 is a schematic structural diagram of another embodiment of the present invention.

Detailed Description

Referring to fig. 1 to 8, an adjustable lower waist trainer comprises a front support 1 and a rear support 2 which are fixedly connected by a left oblique strut, a right oblique strut and a lower cross beam, wherein the upper ends of the front support 1 and the rear support 2 are hinged through a shaft neck of a waist supporting beam 3, and two parallel longitudinal tension beams 4 are hinged between the lower cross beams 5 of the front support 1 and the rear support 2 to form a triangular supporting base frame. The left oblique strut, the right oblique strut and the lower cross beam 5 are respectively connected and fixed through a connecting seat 7, the bottom of the connecting seat 7 is an arc surface 7-3, the upper end of the connecting seat is an upper inserting cylinder 7-1 for inserting, connecting and fixing the oblique strut, one side end of the connecting seat is a transverse inserting cylinder 7-2 for inserting, connecting and fixing the lower cross beam, the oblique strut is inserted into the upper inserting cylinder 7-1, the lower cross beam 5 is inserted into the transverse inserting cylinder 7-2 and is respectively fixed through bonding, welding or screwing, and an anti-skid sleeve 7-4 for skid resistance can be further sleeved on the connecting seat 7. The longitudinal tension beam 4 is sleeved on the lower cross beam 5 through a shaft hole to form a hinge joint and is limited by a transverse insertion cylinder 7-2 on the connecting seat 7. Or, the longitudinal tie beam 4 may also be hinged with a hinge seat arranged on the lower cross beam 5 through a pin shaft. A plurality of hand-held cross rods 6 are arranged between the two longitudinal tension beams 4 at intervals along the longitudinal direction to form a hand-held ladder stand for turning back and lowering the waist, and the hand-held cross rods 6 are inserted into fixing holes formed in the side faces of the longitudinal tension beams 4 and are fixedly connected through bonding or interference fit. The auxiliary hand-grabbing frame 8 capable of longitudinally adjusting the position along the longitudinal pull beam 4 is arranged on the hand-grabbing crawling ladder, the left side and the right side of the auxiliary hand-grabbing frame 8 are L-shaped supporting arms, a plurality of transverse grabbing rods 9 are arranged between the L-shaped supporting arms at the two sides at intervals from top to bottom, a long arm 8-1 of each L-shaped supporting arm extends upwards, a short arm 8-2 extends forwards, and the auxiliary hand-grabbing frame 8 is connected with the hand-grabbing crawling ladder in an installation mode, wherein the position of the auxiliary hand-grabbing frame 8 can be adjusted through the short arm 8-2. The lower end of each short arm 8-2 at each side of the auxiliary hand grabbing frame 8 is respectively provided with two fixed hooks 8-3, the opening direction of each fixed hook is the same, the opening of the fixed hook 8-3 of the embodiment faces the position direction of the long arm 8-1, the distance between the two fixed hooks 8-3 is the same as the distance between two adjacent hand grabbing transverse rods 6 on the hand grabbing ladder stand, and the auxiliary hand grabbing frame 8 is fixed on the two adjacent hand grabbing transverse rods 6 on the hand grabbing ladder stand through the fixed hooks 8-3; or the opening of the fixed hook 8-3 faces the direction of the front bracket 1, and the auxiliary hand grab frame 8 can be hooked and fixed on the hand grab ladder stand. Of course, a plurality of positioning clamping grooves can be arranged on the longitudinal straining beam 4 of the hand-held crawling ladder, two clamping pins are arranged on each side short arm 8-2 of the auxiliary hand-held frame 8, and the positioning clamping grooves are matched and positioned through overhead to form mounting connection with adjustable positions. The auxiliary gripping frame 8 can also be arranged on the gripping ladder stand in other position-adjustable modes, and is not described in detail herein. The longitudinal draw beam 4 of the hand-held crawling ladder of the embodiment comprises a front section beam 4a and a rear section beam 4b, opposite ends of the front section beam 4a and the rear section beam 4b are hinged through a pin shaft, so that the hand-held crawling ladder can be bent from the middle to be folded, the lower half parts of the opposite ends of the front section beam 4a and the rear section beam 4b are correspondingly provided with extended hinge parts 4c, the axes of hinge holes of the hinge parts 4c are in the same straight line with the lower end sidelines of the front section beam 4a and the rear section beam 4b, and the upper half parts of the opposite ends of the front section beam 4a and the rear section beam 4b are provided with limiting parts 4d perpendicular to the lower end sidelines, so that the hand-held crawling ladder is limited not to be bent downwards after being straightened and only to be bent upwards, and the adjustable lower waist trainer can be folded by being bent upwards. The hand-held cross rods 6 on two sides of the bent part of the hand-held crawling ladder are clamped and locked through a limiting block 12 for preventing the hand-held crawling ladder from being bent. The one end of stopper 12 is passed through shaft hole 12a cover and is held on the horizontal pole 6 is held in hand on one side of the cat ladder of grabbing department of buckling, and the other end sets up a spacing checkpost 12b of downwardly extending, and this spacing checkpost 12b blocks and holds on the horizontal pole is held in hand of the cat ladder of grabbing department of buckling another side, and the straightening state of cat ladder is held in the locking hand, makes and holds the cat ladder and can not take place to buckle under the exogenic action again, guarantees the stability of triangle-shaped support bed frame. Of course, the limiting blocks 12 can also be provided with limiting clips extending downwards at the two ends, the hand-held cross rods 6 at the two sides of the bent part of the hand-held crawling ladder can be clamped between the two limiting clips during limiting, and the hand-held crawling ladder can be straightened and limited and locked. The limiting block 12 can be provided with a reinforcing rib to increase strength, or the strength is increased through a concave-convex shape. The front end of the hand-held ladder stand is provided with a pedal plate 10, and the pedal plate 10 is provided with a foot fixing belt 11. The running-board 10 of this embodiment sets up to two, and two running-boards 10 are fixed through the support that the bottom surface set up respectively and are held the horizontal pole in one hand of grabbing the cat ladder front end, and running-board 10 front end is supported by bottom end rail 5, and the rear end is held the horizontal pole by another hand and is supported, guarantees the steady of running-board 10, and it is spacing by the bush of cover on holding the horizontal pole in hand between the support of two running-board 10 bottom surfaces, and it is spacing by the horizontal section of thick bamboo of inserting on the connecting seat 7 in two running-board 10 outsides, guarantees that running-board 10 does not violently move down. The left and right oblique supporting columns of the embodiment are telescopic adjusting structures which are in clearance fit with the inner and outer pipes, the adjusted height is fixed by a locking bolt, and a handle is arranged on the locking bolt of the embodiment, so that a user can conveniently twist the oblique supporting columns. Therefore, the height of the adjustable lower waist trainer can be adjusted by the trainer according to the height of the trainer. The inner tube is provided with position scale marks for indicating the height to be adjusted, so that the adjustment lengths of the left and right inclined struts can be kept consistent when the height of the adjustable lower waist trainer is adjusted. The front bracket 1 can also be provided with a bandage 18 for binding the leg during training to prevent the leg of the trainer from bending.

Referring to fig. 9, the present invention is not limited to the above embodiment, and on the basis of the above structure, a detachable leg pressing beam 13 is installed between the left and right oblique pillars of the rear bracket 2, and both ends of the leg pressing beam 13 are respectively clamped in the clamping grooves of the clamping seats 14 disposed on the left and right oblique pillars for positioning. The leg pressing cross beam 13 can be installed or removed according to the requirements of the trainer. The clamping seat 14 of this embodiment is provided with two clamping grooves with different heights for adjusting the height position of the leg pressing beam 13, and a trainer can select which clamping groove to install the leg pressing beam 13 according to the height required by leg pressing. In order to prevent the leg pressing cross beam 13 from rotating during leg pressing, shaft necks at two ends of the leg pressing cross beam 13 can be made into a hexagonal shape, and the groove bottom of a clamping groove on the connecting seat 14 is also made into a shape matched with the hexagonal shaft neck, so that the leg pressing cross beam 13 cannot rotate under the action of external force after being clamped in the clamping groove.

Referring to fig. 10, the present invention is not limited to the above embodiment, and a fixing ring 15 can be further disposed on the lower beam 5 of the rear bracket 2, and a hand-held pulling rope 16 is connected through the fixing ring 15, and an anti-slip knot is disposed on the hand-held pulling rope 16 for the trainee to choose. The stiff end of holding in hand 16 stay cord can be connected on solid fixed ring 15 through the anticreep couple, makes the installation of holding in hand 16 stay cord or take off all very convenient, and the free end of holding in hand 16 stay cord also can set up the lantern ring, can hang in advance through the lantern ring before the training on the couple 17 that sets up on the strut diagonal of after-poppet 2 to make things convenient for the training person to turn over to get down the waist training room and snatch. The trainer can perform the lower back pulling exercise by grasping the pull cord 16 with his hand.

When using the waist training ware down with adjustable, the triangle-shaped support bed frame that will receive and draw together expandes, will hold the extension state locking of cat ladder fixedly with the stopper, according to training person height adjustment before, the height of after-poppet and with the locking, select the mounted position of supplementary hand grab frame according to self condition, hold the frame installation to fix on holding the cat ladder with hand the supplementary hand, training person's both feet step on the running-board, tie up tightly with the fixed band, prevent that the foot from leaving the running-board. Then the leg is tied up with a bandage to prevent the leg from bending. The waist of the trainer is supported on the waist joist and turns back to the lower waist, the auxiliary grasping frame is grasped by hands to pull forcefully and keep the lower waist posture, so that the ligament of the waist is stretched. Along with training intensity increases, the supplementary frame of grabbing of just can the taking off lets the training person directly grasp the horizontal pole of grabbing the cat ladder with the hand and trains, and waist pliability improves afterwards, progressively strengthens the degree of difficulty, and the both hands can be grabbed both feet to the below that the upper part of the body can reach the buttock. If the split training is needed, the auxiliary hand grasping frame can be taken down, the leg pressing cross beam is installed, one leg of a trainer is positioned on the ground, the other leg of the trainer is placed on the leg pressing cross beam to press the leg, the leg and the hip ligament are stretched, and the flexibility of the leg and the hip ligament is improved.

The adjustable lower waist trainer is suitable for lower waist trainers of different age groups, different heights and statures and different training strengths to use, so that the trainers can independently carry out lower waist training according to self conditions, the training difficulty is gradually increased or decreased, the training effect is improved, and the adjustable lower waist trainer is very helpful for the waist flexible training of dancers, gymnastics and acrobatics.

Claims

1. The utility model provides a waist training ware down with adjustable, includes fore-stock, after-poppet that constitutes by left and right oblique stay and bottom end rail fixed connection, the axle journal of the upper end of fore-stock, after-poppet through a waist joist is articulated, and articulated two vertical straining beams that parallel constitute triangle-shaped support bed frame between the bottom end rail of fore-stock, after-poppet sets up a plurality of hands along longitudinal separation between two vertical straining beams and grabs the horizontal pole and form the hand of waist under being used for turning over and grab cat ladder, its characterized in that: the auxiliary hand-grabbing frame capable of being longitudinally adjusted along the longitudinal draw beam is mounted on the hand-grabbing crawling ladder, the left side and the right side of the auxiliary hand-grabbing frame are provided with L-shaped supporting arms, a plurality of transverse grabbing rods are arranged between the L-shaped supporting arms on the two sides at intervals from top to bottom, a long arm of each L-shaped supporting arm extends upwards, a short arm extends forwards, the auxiliary hand-grabbing frame is connected with the hand-grabbing crawling ladder in an installation mode, the adjustable positions of the auxiliary hand-grabbing frame are adjustable, a foot pedal is arranged at the front end of the hand-grabbing crawling ladder, and a foot fixing band is arranged on the foot pedal.

2. The adjustable lower waist trainer as claimed in claim 1, wherein: the lower extreme of the short arm of each side "L" shape support arm sets up two fixed couples respectively, and the opening direction of each fixed couple is the same, and the interval of two fixed couples is the same with the interval of two adjacent hand horizontal poles on grabbing the cat ladder, and supplementary hand is grabbed the frame and is fixed on two adjacent hand horizontal poles on grabbing the cat ladder through fixed couple hook.

3. The adjustable lower waist trainer as claimed in claim 1, wherein: the left oblique strut, the right oblique strut and the lower cross beam are respectively connected and fixed through connecting seats, the bottoms of the connecting seats are arc surfaces, the upper ends of the connecting seats are provided with upper inserting cylinders for the oblique struts to be inserted, connected and fixed, and one side ends of the connecting seats are provided with transverse inserting cylinders for the lower cross beam to be inserted, connected and fixed.

4. The adjustable lower waist trainer as claimed in claim 1, wherein: the vertical straining beam of the hand-held crawling ladder comprises a front section beam and a rear section beam, opposite ends of the front section beam and the rear section beam are hinged through pin shafts, so that the hand-held crawling ladder can be folded from the middle in a bending mode, and hand-held cross rods on two sides of the bending position of the hand-held crawling ladder are locked through a limiting block which prevents the hand-held crawling ladder from being bent.

5. The adjustable lower waist trainer as claimed in claim 3, wherein: the one end of stopper is passed through the shaft hole cover and is held on the horizontal pole is held in hand on one side of the cat ladder of holding in hand department of buckling, and the other end sets up a spacing checkpost of downwardly extending, and this spacing checkpost blocks the horizontal pole of holding in hand of the another side of cat ladder of holding in hand department of buckling, and the straightening state of cat ladder is held in hand in the locking.

6. The adjustable lower waist trainer as claimed in claim 3, wherein: the hinge joint comprises a front section beam, a rear section beam, a hinge hole, a limiting part and a connecting part, wherein the lower half parts of the opposite ends of the front section beam and the rear section beam are correspondingly provided with extended hinge parts, the axes of the hinge hole of the hinge parts are in a straight line with the lower end edge lines of the front section beam and the rear section beam, and the upper half parts of the opposite ends of the front section beam and the rear section beam are provided with limiting parts perpendicular to the lower end edge lines.

7. The adjustable lower waist trainer as claimed in claim 1, wherein: the left and right oblique struts are telescopic adjusting structures which are in clearance fit with the inner and outer tubes, the adjusted height is fixed by a locking bolt, and position scale marks for indicating the adjusted height are arranged on the inner tube.

8. The adjustable lower waist trainer as claimed in claim 1, wherein: a detachable leg pressing cross beam is installed between the left oblique strut and the right oblique strut of the rear support, and two ends of the leg pressing cross beam are clamped in clamping grooves in clamping seats arranged on the left oblique strut and the right oblique strut respectively to be positioned.

9. The adjustable lower back trainer as claimed in claim 8, wherein: the clamping seat is provided with two clamping grooves with different height positions, and the two clamping grooves are used for adjusting the height positions of the leg pressing cross beams.

10. The adjustable lower waist trainer as claimed in claim 1, wherein: and a lower beam of the rear bracket is provided with a hand-held pull rope through an anti-drop hook for the trainee to select.