Adjustable rehabilitation therapeutic apparatus for lower limb weight training

By designing an adjustable rehabilitation therapy device, using supporting rods, fastening nuts and adjustment structures, flexible adjustment of the weight-bearing structure is achieved, which solves the problem that the existing rehabilitation therapy device cannot adjust the weight-bearing value, and improves training effect and safety.

CN119565091AInactive Publication Date: 2025-03-07WEST CHINA HOSPITAL SICHUAN UNIV
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Patent Information

Application Number
CN202411841654.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-13
Publication Date
2025-03-07
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The existing rehabilitation therapy devices used for lower limb weight-bearing training cannot flexibly adjust the weight-bearing value, resulting in poor training results and insufficient safety.

Method used

An adjustable rehabilitation treatment device is designed to achieve flexible adjustment of the weight-bearing structure through the combination of support rods, fastening nuts, adjustment structures and foot load-bearing trusts, and adapt to training needs at different stages.

Benefits of technology

It improves the effectiveness and safety of lower limb training, and is suitable for different recovery stages of patients with lower limb fractures, ensuring fine control of training intensity.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of lower limb weight training, and particularly discloses an adjustable rehabilitation therapeutic apparatus for lower limb weight training, which comprises an ischium bearing quadrilateral bearing cylinder, supporting structures are mounted on the outer surfaces of the two ends of the ischium bearing quadrilateral bearing cylinder, and a bottom plate and a weight bearing structure are jointly mounted between the two supporting structures; the detection equipment is installed in the middle of the top end of the bottom plate, the load bearing structure comprises two supporting rods, two fastening nuts and a foot bearing support, the outer surfaces of the two supporting rods are movably connected with two adjusting structures in a penetrating mode, and the foot bearing support is installed among the four adjusting structures. The two fastening nuts are in threaded connection with the outer surfaces of the two supporting rods correspondingly, and the supporting rods are connected with the two supporting structures in a penetrating mode correspondingly. The device can be adjusted according to the weight-bearing training requirements of the lower limbs of the user to meet the requirements of the user in different training periods, and the weight-bearing training of the lower limbs of the user is improved.
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Description

Technical Field

[0001] The invention belongs to the technical field of lower limb weight-bearing training, and in particular relates to an adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training. Background Art

[0002] Lower limb weight-bearing training is an important form of exercise. It has significant effects on enhancing lower limb muscle strength, improving body stability, promoting bone health, and improving body posture. Especially for patients with lower limb fractures, the effect of dynamic or cyclic weight-bearing on bone formation is more obvious than the effect of static tension on bone formation. The blood supply to the fracture site is the original driving force for cell proliferation at the fracture site, and the local microenvironment of the fracture has an impact on cell differentiation and phenotype. Small to moderate stress can promote osteoblast differentiation, while greater stress can increase the proportion of osteoblasts and promote fracture healing.

[0003] At present, for patients with lower limb fractures, clinical departments still advocate that patients rest in bed for 2 to 3 months before starting weight bearing according to the situation. If patients with fractures or fracture surgery choose to rest in bed for 2 to 3 months, serious complications may occur, such as lower limb venous thrombosis, osteoporosis, bedsores, muscle atrophy, joint contracture, aspiration pneumonia, delayed fracture healing or non-healing, etc., which will seriously affect the patient's quality of life and are not conducive to the patient's rehabilitation. During the use of existing rehabilitation therapy devices for lower limb weight bearing training, patients must also decide the effect of training based on the experience of the rehabilitation therapist. Even if patients undergo lower limb weight bearing training, on the one hand, the training time is insufficient and the best effect cannot be achieved. On the other hand, the weight value cannot be adjusted to the best, resulting in poor safety of weight bearing training and ultimately affecting the training effect. Summary of the invention

[0004] In order to overcome the deficiencies of the prior art, the purpose of the present invention is to provide an adjustable rehabilitation therapy device for lower limb weight training, which can solve the problem of being unable to adjust the weight value to the optimal value by flexibly adjusting the weight requirement.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] An adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training, comprising:

[0007] Sciatica weight-bearing quadrilateral support tube;

[0008] The outer surfaces of both ends of the ischial load-bearing quadrilateral support cylinder are installed with support structures, and a bottom plate and a load-bearing structure are installed between the two support structures, and a detection device is installed in the middle of the top of the bottom plate;

[0009] The load-bearing structure includes a support rod, a fastening nut and a foot load-bearing bracket. There are two support rods and two fastening nuts, and the outer surfaces of the two support rods are movably connected with two adjustment structures. The foot load-bearing bracket is installed between the four adjustment structures. The two fastening nuts are respectively threadedly connected to the outer surfaces of the two support rods, and the support rods are respectively connected to the two support structures.

[0010] Preferably, one end of the ischial load-bearing quadrilateral support cylinder is movably connected to a thigh fixing plate via two hinges, one end of the thigh fixing plate has two through holes, the other end of the ischial load-bearing quadrilateral support cylinder is installed with two first adhesive strips on its outer surface, one end of the two supporting structures is jointly installed with a stabilizing structure, the outer surface of one side of the base plate is provided with a third adhesive strip, and the outer surface of one of the supporting structures is provided with two second adhesive strips.

[0011] Preferably, the support structure includes a thigh fixing support, a wire-locked knee joint and a load-bearing support, the wire-locked knee joint is installed at the lower part of the thigh fixing support, the load-bearing support is installed at the lower part of the wire-locked knee joint, and the thigh fixing support is installed on the outer surface of the ischium load-bearing quadrilateral support cylinder.

[0012] Preferably, the load-bearing support bar is installed together with the bottom plate, and the load-bearing support bar is movably connected to the outer surface of the support rod.

[0013] Preferably, the foot load-bearing support includes a supporting arc plate, and the outer surfaces at both ends of the supporting arc plate are fixedly connected to two connecting ears, one end of the connecting ear is movably connected with a positioning screw, one side of the outer surface of the positioning screw is threadedly connected with a positioning nut, and the positioning screw is movably connected to the adjustment structure.

[0014] Preferably, the supporting arc plate is located directly above the detection equipment in the base plate.

[0015] Preferably, the adjustment structure includes a hollow sleeve rod, a spring assembly, an adjusting nut, an adjusting screw, a connecting block and a mounting block, the spring assembly is movably connected in the hollow sleeve rod, the adjusting nut bearing is connected to the outer surface of one side of the hollow sleeve rod, the adjusting screw is threadedly connected in the adjusting nut, the connecting block is fixedly connected to one end of the adjusting screw, two mounting blocks are provided, one of which is fixedly connected to one end of the adjusting screw, and the other is fixedly connected to one end of the hollow sleeve rod, and one of the mounting blocks is movably connected in the outer surface of the positioning screw.

[0016] Preferably, another of the mounting blocks is movably connected to the outer surface of the support rod, one end of the adjusting screw passes through the adjusting nut and extends into the hollow sleeve rod, and one end of the connecting block is tightly attached to one end of the spring assembly.

[0017] Preferably, the two second adhesive strips are respectively sleeved on the outer surfaces of the thigh fixing support and the load-bearing support, and the stabilizing structure is configured as an arc-shaped structure and installed between the two load-bearing support.

[0018] Preferably, the bottom plate is configured as a U-shaped structure.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] (1) By setting a support rod, a fastening nut, an adjustment structure, a hollow sleeve rod, a spring assembly, an adjustment nut, an adjustment screw and a connecting block, the adjustment nut is rotated, and the adjustment nut drives the adjustment screw to move. When the adjustment screw moves, it drives the connecting block to slide in the hollow sleeve rod and pulls the spring assembly to extend. At the same time, the mounting block is displaced, the mounting block pushes the positioning screw, the positioning screw drives the connecting ear to move, and the connecting ear drives the supporting arc plate to move, thereby adjusting the height of the supporting arc plate. During the user's weight-bearing walking training, the initial height of the foot weight support is high, and the swing range of the foot weight support is large, which is suitable for the early stage of fracture recovery training. On the contrary, the lower the initial height of the foot weight support, the smaller the range of swing allowed by the foot weight support, which is suitable for the late stage of fracture recovery training, thereby improving the lower limb training effect.

[0021] (2) By providing a thigh fixing support bar, a wire-locked knee joint, a load-bearing support bar and a second adhesive strip, the thigh fixing support bar and the load-bearing support bar are fixed to the user's leg by the second adhesive strip. During use, the wire-locked knee joint can automatically lock the knee joint when the knee is extended. When sitting down, the user can conveniently open the knee joint to allow the knee joint to be relatively bent without bending over, thereby improving the flexibility of use.

[0022] (3) By setting up the ischial load-bearing quadrilateral support tube, the thigh fixing plate, the first adhesive strip, the bottom plate, the detection device, the third adhesive strip and the second adhesive strip, during use, the user passes the lower limbs through the ischial load-bearing quadrilateral support tube and inserts them between the two supporting structures. The user's foot contacts the foot load-bearing support, so that the user's thigh is located in the ischial load-bearing quadrilateral support tube, and the user's calf is located between the two supporting structures. The thigh fixing plate is pulled to rotate the thigh fixing plate so that the inner side of the thigh fixing plate is in close contact with the user's thigh, and then fixed by the first adhesive strip. The second adhesive strip is pulled to fix the thigh fixing support and the load-bearing support to the user's leg by the second adhesive strip, thereby improving the stability of the device installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 One of the three-dimensional diagrams of the present invention;

[0024] Figure 2 It is a schematic diagram of the connection between the base plate and the detection device of the present invention;

[0025] Figure 3 is a three-dimensional diagram of the support structure of the present invention;

[0026] Figure 4 for Figure 1 sectional view of;

[0027] Figure 5 for Figure 4 A in the enlarged view;

[0028] Figure 6 is a cross-sectional view of the regulating structure of the present invention;

[0029] Figure 7 This is the second stereogram of the present invention;

[0030] In the figure: 1. ischial load-bearing quadrilateral bearing cylinder; 2. thigh fixing plate; 3. first adhesive strip; 4. perforation; 5. support structure; 6. bottom plate; 7. stabilizing structure; 8. load-bearing structure; 9. detection equipment; 10. third adhesive strip; 11. second adhesive strip; 51. thigh fixing support; 52. wire-locked knee joint; 53. load-bearing support; 81. support rod; 82. fastening nut; 83. adjustment structure; 84. foot load-bearing support; 841. supporting arc plate; 842. connecting ear; 843. positioning screw; 844. positioning nut; 831. hollow sleeve rod; 832. spring assembly; 833. adjusting nut; 834. adjusting screw; 835. connecting block; 836. mounting block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] Embodiment 1:

[0033] See also Figure 1 - Figure 7 As shown, an adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training comprises:

[0034] Sciatica weight-bearing quadrilateral support tube 1;

[0035] Support structures 5 are installed on the outer surfaces of both ends of the ischial load-bearing quadrilateral support tube 1, and a bottom plate 6 and a load-bearing structure 8 are installed between the two support structures 5. A detection device 9 is installed in the middle of the top of the bottom plate 6;

[0036] The load-bearing structure 8 includes a support rod 81, a fastening nut 82 and a foot load-bearing bracket 84. Two support rods 81 and two fastening nuts 82 are provided, and the outer surfaces of the two support rods 81 are movably connected with two adjustment structures 83. The foot load-bearing bracket 84 is installed between the four adjustment structures 83. The two fastening nuts 82 are respectively threadedly connected to the outer surfaces of the two support rods 81, and the support rods 81 are respectively connected with the two support structures 5 through the thread.

[0037] One end of the ischium load-bearing quadrilateral support tube 1 is movably connected to a thigh fixing plate 2 through two hinges, and one end of the thigh fixing plate 2 is provided with two through holes 4, and the outer surface of the other end of the ischium load-bearing quadrilateral support tube 1 is provided with two first adhesive strips 3, and one end of the two supporting structures 5 is jointly provided with a stabilizing structure 7, and the outer surface of one side of the bottom plate 6 is provided with a third adhesive strip 10, and the outer surface of one of the supporting structures 5 is provided with two second adhesive strips 11;

[0038] The bottom plate 6 is configured as a U-shaped structure.

[0039] refer to Figure 4 , Figure 5 and Figure 6 As shown, the adjustment structure 83 includes a hollow sleeve rod 831, a spring assembly 832, an adjustment nut 833, an adjustment screw 834, a connecting block 835 and a mounting block 836. The spring assembly 832 is movably connected in the hollow sleeve rod 831. The adjustment nut 833 is bearing-connected to an outer surface of one side of the hollow sleeve rod 831. The adjustment screw 834 is threadedly connected in the adjustment nut 833. The connecting block 835 is fixedly connected to one end of the adjustment screw 834. Two mounting blocks 836 are provided, and one of the mounting blocks 836 is fixedly connected to one end of the adjustment screw 834, and the other mounting block 836 is fixedly connected to one end of the hollow sleeve rod 831. One of the mounting blocks 836 is movably connected in the outer surface of the positioning screw 843.

[0040] As can be seen from the above, by rotating the adjusting nut 833, the adjusting nut 833 drives the adjusting screw 834 threadedly connected to it to move. When the adjusting screw 834 moves, it will drive the connecting block 835 fixedly connected to it to slide in the hollow sleeve 831 and pull the spring assembly 832 to extend. At the same time, when the adjusting screw 834 moves, it will drive the mounting block 836 fixedly connected to it to move. The mounting block 836 pushes the positioning screw 843, and the positioning screw 843 drives the connecting ear 842 to move. The connecting ear 842 drives the supporting arc plate 841 fixedly connected to it to move, thereby adjusting the height of the supporting arc plate 841.

[0041] Preferably, another mounting block 836 is movably connected to the outer surface of the support rod 81 , one end of the adjusting screw 834 passes through the adjusting nut 833 and extends into the hollow sleeve 831 , and one end of the connecting block 835 is tightly attached to one end of the spring assembly 832 .

[0042] As can be seen from the above, the mounting block 836 is movably inserted and connected to the outer surface of the support rod 81 , so that it can be installed together with the support structure 5 through the support rod 81 .

[0043] Embodiment 2:

[0044] refer to Figure 4 , Figure 5 and Figure 6 As shown, the foot load-bearing support 84 includes a supporting arc plate 841, and the outer surfaces of both ends of the supporting arc plate 841 are fixedly connected with two connecting ears 842, one end of the connecting ear 842 is movably connected with a positioning screw 843, and one side of the outer surface of the positioning screw 843 is threadedly connected with a positioning nut 844, and the positioning screw 843 is movably connected with the adjustment structure 83.

[0045] As can be seen from the above, the connecting ear 842 is tightly attached to the mounting block 836, and then the positioning screw 843 is passed through the connecting ear 842 and the mounting block 836, and fixed by the positioning nut 844, so that the adjustment structure 83 and the connecting ear 842 are installed together. When the user wears this device for rehabilitation training, their feet are comfortably placed in the recessed area of ​​the supporting arc plate 841. The supporting arc plate 841, with its ergonomic arc design, provides just the right support and wrapping for the user's feet, which not only ensures the comfort of wearing, but also ensures the stability and safety of the foot during training. Such a design not only improves the training effect, but also greatly enhances the user's training experience.

[0046] Preferably, the supporting arc plate 841 is located directly above the detection device 9 in the base plate 6 .

[0047] As can be seen from the above, the detection device 9 can be electrically connected to a mobile phone or other device, and data can be obtained in real time through the detection device 9 during use and stored.

[0048] Embodiment three:

[0049] Depend on Figure 3 and Figure 7 It can be seen that the support structure 5 includes a thigh fixing support 51, a wire-locked knee joint 52 and a load-bearing support 53. The wire-locked knee joint 52 is installed at the lower part of the thigh fixing support 51, the load-bearing support 53 is installed at the lower part of the wire-locked knee joint 52, and the thigh fixing support 51 is installed on the outer surface of the ischium load-bearing quadrilateral support tube 1.

[0050] As can be seen from the above, since the wire-locked knee joint 52 can automatically lock the knee joint when the knee is extended, the stability and safety during training are ensured, and when it is necessary to sit down, the user does not need to bend over to operate, and can be easily unlocked, allowing the knee joint to be relatively bent. This feature greatly improves the convenience of use, and also significantly enhances the comfort and freedom of movement of the user in daily life;

[0051] The wire-locked knee joint 52 is carefully installed between the thigh fixing support 51 and the load-bearing support 53. The two-part structure not only constitutes a stable support frame for the knee joint, but also provides comprehensive support and protection for the user's thigh and calf through synergy. During the installation process, the two second adhesive strips 11 are cleverly utilized. They are respectively wrapped around and tightly attached to the user's thigh and calf, further restricting the movement of the legs, thereby improving the stability and reliability of the installation of the thigh fixing support 51 and the load-bearing support 53, which not only ensures the safety and effect during training, but also fully considers the user's comfort and daily movement needs, providing a more comprehensive and considerate solution for the rehabilitation training of patients with lower limb fractures.

[0052] Preferably, the load-bearing support bar 53 is installed together with the bottom plate 6, and the load-bearing support bar 53 is movably connected to the outer surface of the support rod 81;

[0053] The two second adhesive strips 11 are respectively sleeved on the outer surfaces of the thigh fixing support bar 51 and the load-bearing support bar 53 , and the stabilizing structure 7 is configured as an arc-shaped structure and installed between the two load-bearing support bars 53 .

[0054] As can be seen from the above, the load-bearing support bar 53 and the support rod 81 are movably connected together and then fixed by tightening the nut 82, so as to limit the adjustment structure 83. By setting two second adhesive strips 11, the two support structures 5 can be fixed to the user's calves through the two second adhesive strips 11.

[0055] Furthermore, the present invention is designed and applied in the rehabilitation training of patients with lower limb fractures. When in use, the patient needs to pass the lower limb through the ischium load-bearing quadrilateral support tube 1 and place it between the two support structures 5. The patient's foot will naturally contact the foot load-bearing support 84, ensuring that the thigh is comfortably located inside the ischium load-bearing quadrilateral support tube 1, and the calf is stably placed in the gap between the two support structures 5;

[0056] Next, the patient only needs to gently pull the thigh fixing plate 2 to make it rotate flexibly until the inner side of the thigh fixing plate 2 is closely attached to the thigh skin, and then, the first adhesive strip 3 is passed through the perforation 4 and the thigh fixing plate 2 is firmly fixed by using its adhesive property to ensure safety and stability during the training process;

[0057] At the same time, the second adhesive strip 11 is provided to achieve a close fit between the thigh fixing support 51 and the load-bearing support 53 and the leg. The wire-locked knee joint 52 is provided to automatically lock the knee joint during the knee extension movement, providing a solid support for the training. When the patient needs to sit down, the wire-locked knee joint 52 can be easily opened without bending over, allowing the knee joint to be relatively bent, which greatly improves the convenience and flexibility of use.

[0058] In addition, by rotating the adjusting nut 833, the adjusting screw 834 threadedly connected thereto will move accordingly. This movement not only drives the connecting block 835 fixedly connected to the adjusting screw 834 to slide smoothly in the hollow sleeve rod 831, but also stretches the spring assembly 832 to achieve an elastic adjustment effect. At the same time, the movement of the adjusting screw 834 also drives the displacement of the mounting block 836, thereby pushing the positioning screw 843, driving the connecting ear 842 and the supporting arc plate 841 fixedly connected thereto to move together, thereby accurately adjusting the height of the supporting arc plate 841.

[0059] This height adjustment function allows the load-bearing stress range of the foot weight support 84 to be flexibly adjusted. In the early stages of fracture recovery training, the patient can set the initial height of the foot weight support 84 higher, so that its swing range will increase accordingly, which will help to gradually adapt to weight training. In the later stages, as the recovery process progresses, the patient can lower the initial height of the foot weight support 84 and limit its swing range to more finely control the training intensity. This height-adjustable design not only improves the effect of lower limb training, but also ensures the scientificity and safety of the training process.

[0060] The standard parts used in the present invention can all be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0061] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training, characterized in that: include: A sciatic quadrilateral bearing cylinder (1); The outer surfaces of both ends of the ischial load-bearing quadrilateral support tube (1) are both provided with support structures (5), and a bottom plate (6) and a load-bearing structure (8) are installed between the two support structures (5), and a detection device (9) is installed in the middle of the top end of the bottom plate (6); The load-bearing structure (8) comprises a support rod (81), a fastening nut (82) and a foot load-bearing bracket (84); two support rods (81) and two fastening nuts (82) are provided, and the outer surfaces of the two support rods (81) are movably connected with two adjustment structures (83); the foot load-bearing bracket (84) is installed between the four adjustment structures (83); the two fastening nuts (82) are respectively threadedly connected to the outer surfaces of the two support rods (81); and the support rods (81) are respectively connected to the two support structures (5) through the thread.

2. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 1, characterized in that: One end of the ischial load-bearing quadrilateral support tube (1) is movably connected to a thigh fixing plate (2) via two hinges, one end of the thigh fixing plate (2) is provided with two through holes (4), the other end of the ischial load-bearing quadrilateral support tube (1) is provided with two first adhesive strips (3) on its outer surface, one end of the two support structures (5) is provided with a stabilizing structure (7) in common, one side of the base plate (6) is provided with a third adhesive strip (10) on its outer surface, and one of the support structures (5) is provided with two second adhesive strips (11) on its outer surface.

3. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 1, characterized in that: The support structure (5) comprises a thigh fixing support bar (51), a wire-locked knee joint (52) and a load-bearing support bar (53); the wire-locked knee joint (52) is mounted on the lower part of the thigh fixing support bar (51); the load-bearing support bar (53) is mounted on the lower part of the wire-locked knee joint (52); and the thigh fixing support bar (51) is mounted on the outer surface of the ischial load-bearing quadrilateral support tube (1).

4. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 3, characterized in that: The load-bearing support bar (53) is installed together with the bottom plate (6), and the load-bearing support bar (53) is movably connected to the outer surface of the support rod (81).

5. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 1, characterized in that: The foot load-bearing support (84) comprises a supporting arc plate (841), the outer surfaces of both ends of the supporting arc plate (841) are fixedly connected with two connecting ears (842), one end of the connecting ear (842) is movably connected with a positioning screw (843), one side of the outer surface of the positioning screw (843) is threadedly connected with a positioning nut (844), and the positioning screw (843) is movably connected with the adjustment structure (83).

6. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 5, characterized in that: The supporting arc plate (841) is located directly above the detection device (9) in the bottom plate (6).

7. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 1, characterized in that: The adjustment structure (83) comprises a hollow sleeve rod (831), a spring assembly (832), an adjustment nut (833), an adjustment screw (834), a connection block (835) and a mounting block (836); the spring assembly (832) is movably connected in the hollow sleeve rod (831); the adjustment nut (833) is bearing-connected to an outer surface of one side of the hollow sleeve rod (831); the adjustment screw (834) is threadedly connected in the adjustment nut (833); the connection block (835) is fixedly connected to one end of the adjustment screw (834); two mounting blocks (836) are provided, one of which is fixedly connected to one end of the adjustment screw (834); the other of which is fixedly connected to one end of the hollow sleeve rod (831); and one of the mounting blocks (836) is movably connected in the outer surface of the positioning screw (843).

8. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 7, characterized in that: The other mounting block (836) is movably connected to the outer surface of the support rod (81), one end of the adjusting screw (834) passes through the adjusting nut (833) and extends into the hollow sleeve rod (831), and one end of the connecting block (835) is tightly attached to one end of the spring assembly (832).

9. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 2, characterized in that: The two second adhesive strips (11) are respectively sleeved on the outer surfaces of the thigh fixing support bar (51) and the load-bearing support bar (53), and the stabilizing structure (7) is configured as an arc-shaped structure and is installed between the two load-bearing support bars (53).

10. The adjustable rehabilitation therapeutic apparatus for lower limb weight-bearing training according to claim 1, characterized in that: The bottom plate (6) is configured as a U-shaped structure.