Orthopedic lower limb training rehabilitation device

Abstract

The utility model discloses an orthopaedic lower limb training rehabilitation device, which comprises a base, an adjustable backrest, cross bars, a base plate, a bidirectional adjusting mechanism and an exercising mechanism, the right end of the base is provided with the adjustable backrest, the left half section of the base is fixedly provided with the two cross bars, each cross bar is slidably provided with a sliding sleeve, the upper side of each sliding sleeve is fixed with the base plate, and the lower side of each sliding sleeve is provided with a sliding block. A limiting pin penetrating through the transverse rod is detachably installed on each sliding sleeve, a plurality of inserting holes allowing the limiting pins to penetrate through are formed in the transverse rod, a bidirectional adjusting mechanism is installed on the base plate, and two exercise mechanisms are installed in the bidirectional adjusting mechanism. The inclination angle of the backrest is convenient to adjust, and the chair is more comfortable to use; the distance between the exercise mechanism and the backrest is convenient to adjust, so that people with different leg lengths can conveniently use the chair; the distance between the two exercise mechanisms is convenient to adjust, so that different people can conveniently use the exercise device at different leg opening angles.

Description

Technical Field

[0001] The utility model relates to the technical field of lower limb training and rehabilitation devices, in particular to an orthopedic lower limb training and rehabilitation device. Background Art

[0002] Many patients find it difficult to directly bear the weight of their body after injuries to their lower limbs, and need to slowly perform recovery exercises.

[0003] Chinese patent CN219185710U discloses a lower limb training and rehabilitation device for orthopedic care, comprising: a fixed seat; the upper end of the fixed seat is connected to a lying bed, one end of the lying bed is connected to a headrest, the upper end of the fixed seat is connected to a connecting rod, one end of the connecting rod is connected to a hand grip rod, a motor is installed on the upper end of the fixed seat, one end of the motor is connected to a threaded rod, the surface of the threaded rod is connected to a mover, one end of the mover is connected to a pedal, the inside of the pedal is connected to a return spring, and a slide groove is provided inside the pedal; the utility model improves a lower limb training and rehabilitation device for orthopedic care, has a reasonable structural design, through the setting of the device, can effectively fix the patient's legs and perform stepping training, and can adjust the height of the device to adjust the leg stepping angle, thereby effectively solving the problems and shortcomings of the existing device.

[0004] When the above patent is in use, the inclination angle of the reclining bed is fixed and cannot be adjusted, and cannot be adjusted according to the usage habits of different people. In addition, the foot pedal in the above patent is supported by a spring, so that the distance between the initial position of the foot pedal and the reclining bed is fixed, and cannot be adjusted according to people of different heights and leg lengths. In addition, the lateral spacing between the two foot pedals in the above patent is fixed and cannot be adjusted, and the opening spacing between the legs of different people when exercising is also different. Therefore, in view of the above situation, it is urgently necessary to develop an orthopedic lower limb training and rehabilitation device that is convenient to adjust the inclination angle of the backrest, is more comfortable to use, is convenient to adjust the distance between the exercise mechanism and the backrest, is convenient for people with different leg lengths, is convenient to adjust the spacing between the two exercise mechanisms, and is convenient for different people to use with different leg opening angles, so as to overcome the shortcomings in current practical applications and meet current needs. Utility Model Content

[0005] The purpose of the utility model is to provide an orthopedic lower limb training and rehabilitation device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An orthopedic lower limb training and rehabilitation device comprises a base, an adjustable backrest, a cross bar, a base plate, a two-way adjustment mechanism and an exercise mechanism. The right end of the base is equipped with an adjustable backrest, and the left half of the base is fixed with two cross bars, each of which is slidably equipped with a sliding sleeve, the upper side of the sliding sleeve is fixed to the base plate, and each of the sliding sleeves is detachably equipped with a limit pin that passes through the cross bar, and the cross bar is provided with a plurality of jacks for the limit pins to pass through, and the base plate is equipped with a two-way adjustment mechanism, and two exercise mechanisms are installed in the two-way adjustment mechanism.

[0008] As a further solution of the utility model: the adjustable backrest includes: a support shaft, a backrest plate, a turntable, a latch and a pin hole, the support shaft is rotatably connected to the right end of the base, the backrest plate is fixed on the support shaft, the right end of the support shaft is fixed with a turntable, the turntable is detachably mounted with a latch inserted into the base, and the turntable is provided with a plurality of pin holes for the latch to pass through.

[0009] As a further solution of the utility model: the bidirectional adjustment mechanism includes: a bidirectional screw, a first thread, a second thread, a first thread sleeve, a second thread sleeve, a limit rod, a rotating handle and a casing; the bidirectional screw is rotatably connected to a base plate; the left half of the bidirectional screw is provided with a first thread, and a first thread sleeve matching therewith is installed on the outer side of the first thread; the right half of the bidirectional screw is provided with a second thread, and a second thread sleeve matching therewith is installed on the outer side of the second thread; a limit rod inserted into the base plate is installed on the lower side of each of the first thread sleeve and the second thread sleeve; a casing is fixed to the front side of each of the first thread sleeve and the second thread sleeve; an exercise mechanism is installed in each of the casings; the first thread and the second thread have opposite rotation directions; and a rotating handle is fixed to the right end of the bidirectional screw.

[0010] As a further solution of the utility model: the limit rod is slidably connected to the base plate, and the base plate is provided with a limit sliding groove for the movement of the limit rod.

[0011] As a further solution of the utility model: the exercise mechanism includes: a foot pedal, a spring and a guide rod, a guide rod inserted into the inner wall of the casing is fixed on the left and right sides of the foot pedal, the guide rod is slidably connected to the casing, a sliding groove for moving the guide rod is provided in the casing, and a plurality of springs connected to the casing are installed on the foot pedal.

[0012] Beneficial effects: When using the orthopedic lower limb training and rehabilitation device, first adjust the inclination angle of the backrest according to the usage habits of different people. When adjusting, pull out the pin, then rotate the backrest, the support shaft and the turntable. After the adjustment, insert the pin through the pin hole into the base to fix the turntable and the support shaft; pull out the limit pin, then move the base plate, and drive the two-way adjustment mechanism and the exercise mechanism to move through the base plate, thereby adjusting the distance between the exercise mechanism and the adjustable backrest so that people with different leg lengths can use it. After the adjustment, insert the limit pin to slide The sleeve can be fixed; the bidirectional screw is driven to rotate by rotating the handle, and the first threaded sleeve and the second threaded sleeve are driven to move toward each other by the rotation of the bidirectional screw, and the two housings are driven to move toward each other by the first threaded sleeve and the second threaded sleeve, and the two exercise mechanisms are driven to move toward each other by the two housings, and then the spacing between the two exercise mechanisms is adjusted so that different people can use them with different leg opening angles; when exercising, the person places the foot into the housing so that the sole fits the foot pedal, and then the leg pushes the foot pedal, and the elastic force of the spring provides exercise resistance for the leg. In summary, the utility model is convenient for adjusting the inclination angle of the backrest, and is more comfortable to use; it is convenient for adjusting the distance between the exercise mechanism and the backrest, and is convenient for people with different leg lengths to use; it is convenient for adjusting the spacing between the two exercise mechanisms, and is convenient for different people to use them with different leg opening angles. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0014] Figure 2 It is a partial structure diagram of the utility model Figure 1 .

[0015] Figure 3 It is a partial structure diagram of the utility model Figure 2 .

[0016] Figure 4 It is a partial structure diagram of the utility model Figure 3 .

[0017] Figure 5 It is a partial structure diagram of the utility model Figure 4 .

[0018] In the figure: 1. base; 2. adjustable backrest; 201. support shaft; 202. back plate; 203. turntable; 204. latch; 205. pin hole; 3. cross bar; 301. socket; 4. base plate; 401. sliding sleeve; 402. limit pin; 403. limit slide groove; 5. two-way adjustment mechanism; 501. two-way screw; 502. first thread; 503. second thread; 504. first thread sleeve; 505. second thread sleeve; 506. limit rod; 507. rotating handle; 508. housing; 5081. slide groove; 6. exercise mechanism; 601. foot pedal; 602. spring; 603. guide rod. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0020] Example

[0021] See also Figures 1 to 5 In an embodiment of the utility model, an orthopedic lower limb training and rehabilitation device comprises a base 1, an adjustable backrest 2, a cross bar 3, a base plate 4, a two-way adjustment mechanism 5 and an exercise mechanism 6. The right end of the base 1 is equipped with an adjustable backrest 2, and the left half of the base 1 is fixed with two cross bars 3. A sliding sleeve 401 is slidably installed on each of the cross bars 3, and the upper side of the sliding sleeve 401 is fixed to the base plate 4. A limit pin 402 that passes through the cross bar 3 can be detachably installed on each of the sliding sleeves 401. The cross bar 3 is provided with a plurality of jacks 301 for the limit pin 402 to pass through. A two-way adjustment mechanism 5 is installed on the base plate 4, and two exercise mechanisms 6 are installed in the two-way adjustment mechanism 5. When in use, a person can adjust the inclination angle of the adjustable backrest 2 so that it is more comfortable to use. In addition, the distance between the exercise mechanism 6 and the adjustable backrest 2 can be adjusted so that people with different leg lengths can use it. The spacing between the two exercise mechanisms 6 can also be adjusted through the two-way adjustment mechanism 5 so that different people can use it at different leg opening angles.

[0022] The adjustable backrest 2 includes: a support shaft 201, a backrest plate 202, a turntable 203, a latch 204 and a pin hole 205. The support shaft 201 is rotatably connected to the right end of the base 1. The support shaft 201 is fixed with a backrest plate 202. The right end of the support shaft 201 is fixed with a turntable 203. The turntable 203 is detachably mounted with a latch 204 inserted into the base 1. The turntable 203 is provided with a plurality of pin holes 205 for the latch 204 to pass through. When adjusting, the latch 204 is first pulled out, and then the backrest plate 202, the support shaft 201 and the turntable 203 are rotated. After adjustment, the latch 204 is inserted into the base 1 through the pin hole 205 to fix the turntable 203 and the support shaft 201.

[0023] The bidirectional adjustment mechanism 5 includes: a bidirectional screw 501, a first thread 502, a second thread 503, a first thread sleeve 504, a second thread sleeve 505, a limiting rod 506, a rotating handle 507 and a casing 508. The bidirectional screw 501 is rotatably connected to the base plate 4. The left half of the bidirectional screw 501 is provided with a first thread 502, and the outer side of the first thread 502 is equipped with a first thread sleeve 504 matched therewith. The right half of the bidirectional screw 501 is provided with a second thread 503, and the outer side of the second thread 503 is equipped with a second thread sleeve 505 matched therewith. A limiting rod 506 inserted into the base plate 4 is installed on the lower sides of the first thread sleeve 504 and the second thread sleeve 505. The limiting rod 506 is slidably connected to the base plate 4. The base plate 4 is provided with a limiting slide groove 403 for moving the limiting rod 506. The first thread sleeve 504 and the second thread sleeve 505 are adjusted by the limiting rod 506. The movement of the threaded sleeve 505 is restricted so that it cannot rotate but can only move in a straight line. A housing 508 is fixed on the front side of the first threaded sleeve 504 and the second threaded sleeve 505. An exercise mechanism 6 is installed in each of the housings 508. The first thread 502 and the second thread 503 have opposite rotation directions, so that when the bidirectional screw 501 rotates, the movement directions of the first threaded sleeve 504 and the second threaded sleeve 505 are opposite. A rotating handle 507 is fixed to the right end of the bidirectional screw 501. When in use, the bidirectional screw 501 is driven to rotate by rotating the handle 507, and the first threaded sleeve 504 and the second threaded sleeve 505 are driven to move toward each other by the rotation of the bidirectional screw 501. The two housings 508 are driven to move toward each other by the first threaded sleeve 504 and the second threaded sleeve 505, and the two exercise mechanisms 6 are driven to move toward each other by the two housings 508, so as to adjust the distance between the two exercise mechanisms 6 for use by different people.

[0024] The exercise mechanism 6 includes: a foot pedal 601, a spring 602 and a guide rod 603. A guide rod 603 inserted into the inner wall of the casing 508 is fixed on the left and right sides of the foot pedal 601. The guide rod 603 is slidably connected to the casing 508. A sliding groove 5081 for moving the guide rod 603 is provided in the casing 508. A plurality of springs 602 connected to the casing 508 are installed on the foot pedal 601. When in use, a person places his feet into the casing 508 so that the soles of the feet fit the foot pedal 601. Then, the leg exerts force to push the foot pedal 601, and the elastic force of the spring 602 provides exercise resistance for the legs.

[0025] The working principle of the utility model is as follows: when using the orthopedic lower limb training and rehabilitation device, the inclination angle of the backrest 202 is first adjusted according to the usage habits of different people. When adjusting, the latch 204 is pulled out, and then the backrest 202, the support shaft 201 and the turntable 203 are rotated. After the adjustment is completed, the latch 204 is inserted into the base 1 through the pin hole 205 to fix the turntable 203 and the support shaft 201; the limit pin 402 is pulled out, and then the base plate 4 is moved, and the two-way adjustment mechanism 5 and the exercise mechanism 6 are driven to move through the base plate 4, so as to adjust the distance between the exercise mechanism 6 and the adjustable backrest 2 so that people with different leg lengths can use it. After the adjustment is completed, the limit pin 402 is inserted The sliding sleeve 401 can be fixed; the bidirectional screw 501 is driven to rotate by rotating the handle 507, and the first threaded sleeve 504 and the second threaded sleeve 505 are driven to move toward each other by the rotation of the bidirectional screw 501, and the two housings 508 are driven to move toward each other by the first threaded sleeve 504 and the second threaded sleeve 505, and the two exercise mechanisms 6 are driven to move toward each other by the two housings 508, so as to adjust the distance between the two exercise mechanisms 6 so that different people can use them with different leg opening angles; when exercising, the person places the foot into the housing 508 so that the sole fits the foot pedal 601, and then the leg pushes the foot pedal 601, and the elastic force of the spring 602 provides exercise resistance for the leg.

Claims

1. An orthopedic lower limb training and rehabilitation device, characterized in that: The invention comprises a base (1), an adjustable backrest (2), a cross bar (3), a base plate (4), a two-way adjustment mechanism (5) and an exercise mechanism (6); the right end of the base (1) is provided with an adjustable backrest (2); the left half of the base (1) is fixed with two cross bars (3); each of the cross bars (3) is slidably provided with a sliding sleeve (401); the upper side of the sliding sleeve (401) is fixed with the base plate (4); each of the sliding sleeves (401) is detachably provided with a limit pin (402) penetrating the cross bar (3); the cross bar (3) is provided with a plurality of insertion holes (301) for the limit pin (402) to pass through; the base plate (4) is provided with a two-way adjustment mechanism (5); and two exercise mechanisms (6) are installed in the two-way adjustment mechanism (5).

2. The orthopedic lower limb training and rehabilitation device according to claim 1, characterized in that: The adjustable backrest (2) comprises: a support shaft (201), a backrest plate (202), a turntable (203), a latch (204) and a pin hole (205); the support shaft (201) is rotatably connected to the right end of the base (1); the backrest plate (202) is fixed to the support shaft (201); the right end of the support shaft (201) is fixed to the turntable (203); a latch (204) inserted into the base (1) is detachably mounted on the turntable (203); and a plurality of pin holes (205) for the latch (204) to pass through are provided on the turntable (203).

3. The orthopedic lower limb training and rehabilitation device according to claim 1, characterized in that: The bidirectional adjustment mechanism (5) comprises: a bidirectional screw (501), a first thread (502), a second thread (503), a first thread sleeve (504), a second thread sleeve (505), a limit rod (506), a rotating handle (507) and a housing (508); the bidirectional screw (501) is rotatably connected to the base plate (4); the left half of the bidirectional screw (501) is provided with a first thread (502); the outer side of the first thread (502) is provided with a first thread sleeve (504) matched therewith; the right half of the bidirectional screw (501) is provided with a second thread (503); ), a second threaded sleeve (505) matching with the second threaded sleeve (503) is installed on the outer side of the second threaded sleeve (503), a limiting rod (506) inserted into the base plate (4) is installed on the lower side of the first threaded sleeve (504) and the second threaded sleeve (505), a housing (508) is fixed on the front side of the first threaded sleeve (504) and the second threaded sleeve (505), and an exercise mechanism (6) is installed in each of the housings (508), the first threaded sleeve (502) and the second threaded sleeve (503) have opposite rotation directions, and a rotating handle (507) is fixed on the right end of the bidirectional screw (501).

4. The orthopedic lower limb training and rehabilitation device according to claim 3, characterized in that: The limiting rod (506) is slidably connected to the base plate (4), and a limiting sliding groove (403) for the limiting rod (506) to move is provided on the base plate (4).

5. The orthopedic lower limb training and rehabilitation device according to claim 1, characterized in that: The exercise mechanism (6) comprises: a foot pedal (601), a spring (602) and a guide rod (603). A guide rod (603) inserted into the inner wall of the housing (508) is fixed on both the left and right sides of the foot pedal (601). The guide rod (603) is slidably connected to the housing (508). A sliding groove (5081) for the guide rod (603) to move is provided in the housing (508). A plurality of springs (602) connected to the housing (508) are installed on the foot pedal (601).

Images