Knee joint rehabilitation massager

Abstract

The utility model discloses a knee joint rehabilitation massager which comprises a fixing bottom plate, a thigh placing frame, a shank placing frame, a sliding rail, an elastic force adjusting assembly, a limiting adjusting assembly and a supporting rod. The thigh placing frame is rotationally connected to the top end of the fixing bottom plate, the shank placing frame is rotationally connected to one end of the thigh placing frame, the sliding rail is located at the top end of the fixing bottom plate, the elasticity adjusting assembly is located on the inner side of the sliding rail, and the limiting adjusting assembly is located on the inner side of the sliding rail. The supporting rod is rotationally connected to the bottom end of the shank placing frame. Compared with the prior art, the knee joint rehabilitation device has the advantages that resilience force can be adjusted according to the lower limb condition of a user, and the movement angle range of knee joints can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a knee joint rehabilitation massager. Background Art

[0002] Since patients with lower limb dysfunction after surgery cannot exercise freely and independently, long-term bed rest will cause patients to develop limb venous thrombosis, joint stiffness and other complications, endangering the health and functional recovery of patients. Therefore, a knee joint rehabilitation massager is needed for lower limb knee joint rehabilitation massage.

[0003] However, the patents under the existing technology have the following disadvantages:

[0004] (1) An existing utility model of a knee joint rehabilitation massager can perform reciprocating rehabilitation massage movements of the knee joint by pressing down a calf placement frame with a rebound function, thereby accelerating the recovery of the lower limbs. However, the downward pressing and rebounding elastic force of the existing knee joint rehabilitation massager cannot be adjusted according to the user's postoperative condition, and lacks adaptability and adjustability.

[0005] (2) The existing utility model of a knee joint rehabilitation massager is not provided with an adjustable angle to limit the rotation of the knee joint, and cannot adjust the angle at which the knee joint can move according to the user's postoperative recovery condition, and lacks adaptability. Utility Model Content

[0006] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a knee joint rehabilitation massager which can adjust the elastic force and the range of knee joint activity angle.

[0007] In order to solve the above problems, the technical solution of the utility model is: a knee joint rehabilitation massager, comprising: a fixed base plate, a thigh placement rack, a calf placement rack, a slide rail, an elastic force adjustment component, a limit adjustment component and a support rod; the thigh placement rack is rotatably connected to the top end of the fixed base plate, the calf placement rack is rotatably connected to one end of the thigh placement rack, the slide rail is located at the top end of the fixed base plate, the elastic force adjustment component is located on the inner side of the slide rail, the limit adjustment component is located on the inner side of the slide rail, and the support rod is rotatably connected to the bottom end of the calf placement rack.

[0008] Furthermore, a rotating shaft with a rotatable connection is provided on the inner side of the slide rail, a slider 1 is provided on the outer side of the rotating shaft, the slider 1 is slidably connected to the slide rail, the slider 1 is slidably connected to the support rod, a thread groove 1 is provided on the outer side of the rotating shaft, a slider 2 is provided on the outer side of the thread groove 1, the slider 2 is slidably connected to the slide rail, the slider 2 is threadedly connected to the thread groove 1, a spring 1 is provided between the slider 2 and the slider 1, a slide groove is provided on the top of the slide rail, a pointer is provided on the top of the slider 2, the pointer is slidably connected to the slide groove, and an elastic mark is engraved on the top of the slide rail.

[0009] Furthermore, a slider three is provided on the inner side of the slide rail, and the slider three is slidably connected to the slide rail. Grooves are provided on both sides of the slider three, and a spring two is provided on the inner side of the groove. A slidably connected positioning block is provided on the inner side of the groove. Positioning holes are provided on both sides of the slide rail, and angle markings are engraved below the positioning holes.

[0010] Furthermore, a fixing tube is provided at one end of the slide rail, a tooth groove is provided on the inner side of the fixing tube, a cavity is provided on the inner side of the rotating shaft, rotating grooves are provided at both ends of the cavity, a locking shaft is provided on the inner side of the rotating groove, a second thread groove is provided on the outer side of the locking shaft, an adjusting ring with a threaded connection is provided on the outer side of the second thread groove, a rotating rod with a rotatable connection is provided on the outer side of the adjusting ring, a limiting groove is provided on the outer side of the cavity, a locking plate with a rotatable connection is provided on one end of the rotating rod, and the locking plate is meshed with the tooth groove.

[0011] The advantages of the utility model compared with the existing technology are:

[0012] (1) The utility model provides a knee joint rehabilitation massager with an elastic force adjustment component, which can adjust different rebound forces according to the user's lower limb conditions, gradually enhance the rehabilitation massage intensity of the lower limbs, and accelerate the rehabilitation speed of the lower limbs.

[0013] (2) The utility model provides a knee joint rehabilitation massager with a limit adjustment component, which can adjust the range of angles within which the knee joint can move according to the user's knee joint condition, thereby preventing the knee joint from rotating excessively and affecting the recovery speed of the knee joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a three-dimensional knee joint rehabilitation massager Figure 1 .

[0015] Figure 2 The utility model is a three-dimensional knee joint rehabilitation massager Figure 2 .

[0016] Figure 3 This is a cross-sectional view of a knee joint rehabilitation massager of the utility model. Figure 1 .

[0017] Figure 4 This is a cross-sectional view of a knee joint rehabilitation massager of the utility model. Figure 2 .

[0018] Figure 5 This is a cross-sectional view of a knee joint rehabilitation massager of the utility model. Figure 3 .

[0019] Figure 6 It is an enlarged view of A of the utility model of a knee joint rehabilitation massager.

[0020] Figure 7 It is an enlarged view of B of a knee joint rehabilitation massager of the present utility model.

[0021] Figure 8 It is an enlarged view of C of a knee joint rehabilitation massager of the present utility model.

[0022] As shown in the figure: 1. Fixed bottom plate; 2. Thigh placement rack; 3. Calf placement rack; 4. Slide rail; 5. Elastic adjustment component; 6. Limit adjustment component; 7. Support rod; 8. Rotation axis; 9. Slider 1; 10. Thread groove 1; 11. Slider 2; 12. Spring 1; 13. Slide groove; 14. Pointer; 15. Slider 3; 16. Groove; 17. Spring 2; 18. Positioning block; 19. Positioning hole; 20. Fixed tube; 21. Tooth groove; 22. Cavity; 23. Rotation groove; 24. Locking shaft; 25. Thread groove 2; 26. Adjustment ring; 27. Rotation rod; 28. Limit groove; 29. ​​Locking plate. DETAILED DESCRIPTION

[0023] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Instead, they are merely examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figures 1 to 8As shown, a knee joint rehabilitation massager comprises: a fixed base plate 1, a thigh placement frame 2, a calf placement frame 3, a slide rail 4, an elastic force adjustment component 5, a limit adjustment component 6 and a support rod 7; the thigh placement frame 2 is rotatably connected to the top end of the fixed base plate 1, the calf placement frame 3 is rotatably connected to one end of the thigh placement frame 2, the slide rail 4 is located at the top end of the fixed base plate 1, the elastic force adjustment component 5 is located on the inner side of the slide rail 4, the limit adjustment component 6 is located on the inner side of the slide rail 4, and the support rod 7 is rotatably connected to the bottom end of the calf placement frame 3.

[0026] There is a slider three 15 on the inner side of the slide rail 4, and the slider three 15 is slidably connected to the slide rail 4. There are grooves 16 on both sides of the slider three 15, and a spring two 17 is arranged on the inner side of the groove 16. There is a slidably connected positioning block 18 on the inner side of the groove 16. There are positioning holes 19 on both sides of the slide rail 4, and angle marks are engraved below the positioning holes 19.

[0027] The inner side of the slide rail 4 is provided with a rotating shaft 8 which is rotatably connected, one end of the slide rail 4 is provided with a fixed tube 20, the inner side of the fixed tube 20 is provided with a tooth groove 21, the inner side of the rotating shaft 8 is provided with a cavity 22, both ends of the cavity 22 are provided with a rotating groove 23, the inner side of the rotating groove 23 is provided with a locking shaft 24, the outer side of the locking shaft 24 is provided with a threaded groove 25, the outer side of the threaded groove 25 is provided with a threaded adjustment ring 26, the outer side of the adjustment ring 26 is provided with a rotating rod 27 which is rotatably connected, the outer side of the cavity 22 is provided with a limiting groove 28, one end of the rotating rod 27 is provided with a rotatably connected locking plate 29, the locking plate 29 Engaged with the tooth groove 21, there is a slider 9 on the outside of the rotating shaft 8, the slider 9 is slidably connected to the slide rail 4, the slider 9 is slidably connected to the support rod 7, there is a thread groove 10 on the outside of the rotating shaft 8, there is a slider 2 11 on the outside of the thread groove 10, the slider 2 11 is slidably connected to the slide rail 4, the slider 2 11 is threadedly connected to the thread groove 10, there is a spring 12 between the slider 2 11 and the slider 9, there is a slide groove 13 on the top of the slide rail 4, there is a pointer 14 on the top of the slider 2 11, the pointer 14 is slidably connected to the slide groove 13, and the top of the slide rail 4 is engraved with an elastic mark.

[0028] In specific use, the user lies down, places the thighs and calves on the thigh placement frame 2 and the calf placement frame 3 respectively, pushes the legs to press down the calf placement frame 3, so that the knee joint can move, and the calf placement frame 3 pushes the slider 9 to slide in the slide rail 4 through the support rod 7 to squeeze the spring 12, and the elastic force of the spring 12 pushes the slider 9 in the reverse direction, so that the calf placement frame 3 is reset, and the knee joint can complete a stretching massage.

[0029] The locking shaft 24 is rotated so that the thread groove 25 pushes the adjusting ring 26 to move, so that the rotating rod 27 rotates, and the locking plate 29 is separated from the tooth groove 21, and the rotating shaft 8 is rotated.

[0030] Adjust the rotating shaft 8 to make the thread groove 10 rotate, push the slider 2 11 to slide in the slide rail 4, adjust the distance between the slider 2 11 in the slide rail 4 and the initial position of the slider 1 9, and then complete the adjustment of the elastic force. After adjustment, rotate the locking shaft 24 so that the locking plate 29 is inserted into the tooth groove 21 to complete the fixation of the rotating shaft 8.

[0031] Press the positioning block 18 to disengage it from the positioning hole 19, slide the slider three 15 to adjust the position of the slider three 15 in the slide rail 4, thereby limiting the range in which the slider one 9 can slide in the slide rail 4, release the positioning block 18, and the spring two 17 lifts the positioning block 18 and inserts it into the positioning hole 19, thereby completing the fixation of the slider three 15.

[0032] 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. A knee joint rehabilitation massager, characterized in that: include: A fixed base plate (1), a thigh placement frame (2), a calf placement frame (3), a slide rail (4), an elastic force adjustment component (5), a limit adjustment component (6) and a support rod (7); The thigh placement frame (2) is rotatably connected to the top of the fixed base plate (1), the calf placement frame (3) is rotatably connected to one end of the thigh placement frame (2), the slide rail (4) is located at the top of the fixed base plate (1), the elastic force adjustment component (5) is located on the inner side of the slide rail (4), the limit adjustment component (6) is located on the inner side of the slide rail (4), and the support rod (7) is rotatably connected to the bottom end of the calf placement frame (3).

2. A knee joint rehabilitation massager according to claim 1, characterized in that: A rotating shaft (8) rotatably connected is provided on the inner side of the slide rail (4), a slider (9) is provided on the outer side of the rotating shaft (8), the slider (9) is slidably connected to the slide rail (4), the slider (9) is slidably connected to the support rod (7), a thread groove (10) is provided on the outer side of the rotating shaft (8), a slider (11) is provided on the outer side of the thread groove (10), the slider (11) is slidably connected to the slide rail (4), the slider (11) is threadedly connected to the thread groove (10), a spring (12) is provided between the slider (11) and the slider (9), a slide groove (13) is provided at the top end of the slide rail (4), a pointer (14) is provided at the top end of the slider (11), the pointer (14) is slidably connected to the slide groove (13), and an elastic mark is engraved on the top end of the slide rail (4).

3. A knee joint rehabilitation massager according to claim 1, characterized in that: A slider three (15) is provided on the inner side of the slide rail (4), and the slider three (15) is slidably connected to the slide rail (4). Grooves (16) are provided on both sides of the slider three (15), and a spring two (17) is provided on the inner side of the groove (16). A slidably connected positioning block (18) is provided on the inner side of the groove (16). Positioning holes (19) are provided on both sides of the slide rail (4), and angle marks are engraved below the positioning holes (19).

4. A knee joint rehabilitation massager according to claim 2, characterized in that: A fixing tube (20) is provided at one end of the slide rail (4), a tooth groove (21) is provided on the inner side of the fixing tube (20), a cavity (22) is provided on the inner side of the rotating shaft (8), rotating grooves (23) are provided at both ends of the cavity (22), a locking shaft (24) is provided on the inner side of the rotating groove (23), a second thread groove (25) is provided on the outer side of the locking shaft (24), an adjustment ring (26) connected by thread is provided on the outer side of the second thread groove (25), a rotating rod (27) connected by rotation is provided on the outer side of the adjustment ring (26), a limiting groove (28) is provided on the outer side of the cavity (22), a locking plate (29) connected by rotation is provided on one end of the rotating rod (27), and the locking plate (29) is meshed with the tooth groove (21).

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