CN215274317U - Multi-functional lower limb trainer - Google Patents
Multi-functional lower limb trainer Download PDFInfo
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- CN215274317U CN215274317U CN202121469141.XU CN202121469141U CN215274317U CN 215274317 U CN215274317 U CN 215274317U CN 202121469141 U CN202121469141 U CN 202121469141U CN 215274317 U CN215274317 U CN 215274317U
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- fixing structure
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- shank
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- 210000003141 lower extremity Anatomy 0.000 title claims abstract description 23
- 230000007306 turnover Effects 0.000 claims abstract description 43
- 210000000689 upper leg Anatomy 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims description 25
- 210000002414 leg Anatomy 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 210000003205 muscle Anatomy 0.000 description 3
- 230000002980 postoperative effect Effects 0.000 description 3
- 206010019468 Hemiplegia Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The invention provides a multifunctional lower limb training device, which comprises: a bed body; the training module comprises a support frame supported on a bed body, a turnover plate rotatably connected with the support frame, a thigh fixing structure and a shank fixing structure, wherein the thigh fixing structure and the shank fixing structure are supported on the turnover plate and are movable along a preset track, the thigh fixing structure is used for fixing thighs of a trainer lying on the bed body, and the shank fixing structure is used for fixing shanks of the trainer. The training device can actively realize the training of the lower limbs.
Description
Technical Field
The invention relates to the field of medical rehabilitation, in particular to a multifunctional lower limb training device.
Background
With the aging development trend of the global population, more and more cases of diseases such as cerebral vessels, nervous systems and the like also cause lower limb dysfunction and seriously affect the normal life of patients, so that the rehabilitation training for the lower limb function becomes a very key medical means. Lower limb rehabilitation medical equipment in the market at present mostly has certain limitation in practical application, needs the rehabilitation training that the hemiplegia position was accomplished to getting out of bed after having certain muscle power, like running platform training machine etc.. In the early postoperative rehabilitation stage, the hemiplegic part of the patient has no muscle strength, and the patient can only lie in bed for rest, so the bedside passive training rehabilitation equipment for early intervention is suitable for the recovery of the lower limb function and the reduction of the disability possibility. The most medical therapist or the accompanying person handle of the first-stage rehabilitation training of common traditional postoperative carries out the rehabilitation training one to one, and this mode intensity of labour is higher, is difficult to guarantee continuation and stability, and because therapist's level difference, patient's postoperative rehabilitation quality is great difference also consequently. In addition, the traditional training is that the patient stands or bends on a training bed, the power source is mainly assisted by manpower, and meanwhile, certain potential safety hazards exist due to the tying belts of the tying belts. The existing air bag type bedside auxiliary rehabilitation equipment stimulates more muscles of a human body to perform auxiliary rehabilitation and cannot perform joint movement training, so that the overall rehabilitation effect is relatively general; still another rehabilitation training device needs to complete rehabilitation training after lifting the feet of a patient, has a certain test for physical strength of the patient, and cannot adapt to different training in different rehabilitation periods.
Disclosure of Invention
The invention mainly aims to provide a multifunctional lower limb training device which can actively drive the lower limbs to move so as to train patients with weak lower limbs.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a multi-functional lower limb training device comprising:
a bed body;
the training module comprises a support frame supported on a bed body, a turnover plate rotatably connected with the support frame, a thigh fixing structure and a shank fixing structure, wherein the thigh fixing structure and the shank fixing structure are supported on the turnover plate and are movable along a preset track, the thigh fixing structure is used for fixing thighs of a trainer lying on the bed body, and the shank fixing structure is used for fixing shanks of the trainer.
Preferably, the thigh fixing structure is driven by a thigh training driving mechanism, the shank fixing structure is driven by a shank training driving mechanism, and the thigh training driving mechanism and the shank training driving mechanism have the same structure and both include:
the first mounting plate is mounted on one side of the turnover plate;
the first screw rod is rotatably arranged on the first mounting plate;
the first sliding block is in threaded fit with the first screw rod;
the second mounting plate is arranged on the first sliding block;
the second screw rod is rotatably arranged on the second mounting plate, the second screw rod is perpendicular to the axis of the first screw rod, and the first screw rod and the second screw rod are parallel to the plane where the turnover plate is located;
and the second sliding block is in threaded fit with the second screw rod, and the thigh fixing structure and the shank fixing structure are respectively arranged on the corresponding second sliding blocks.
Preferably, a first arc-shaped groove and a second arc-shaped groove are respectively arranged at the preset tracks corresponding to the thigh fixing structure and the shank fixing structure on the turnover plate, connecting rods are respectively arranged on second sliding blocks of the thigh training driving mechanism and the shank training driving mechanism, the two connecting rods respectively penetrate through the corresponding first arc-shaped groove and the corresponding second arc-shaped groove, and the thigh fixing structure and the shank fixing structure are respectively connected to the corresponding connecting rods.
Preferably, the turning plate is provided with a first mounting groove and a second mounting groove at positions corresponding to the first mounting plates of the thigh fixing structure and the shank fixing structure, and the two first mounting plates are respectively mounted in the first mounting groove and the second mounting groove.
Preferably, a photoelectric sensor is arranged at one end of the first mounting plate, a blocking piece is arranged on the first sliding block, and the blocking piece can move between a transmitting end and a receiving end of the photoelectric sensor; and one end of the second mounting plate, which is close to the first mounting plate, is provided with a limit switch.
Preferably, the turnover device further comprises an angle adjusting mechanism for adjusting the rotation angle of the turnover plate relative to the support frame, and the angle adjusting mechanism comprises:
the fixing plate is fixed on one side, close to the bed tail, of the supporting frame, extends along the horizontal direction perpendicular to the rotation axis of the turnover plate, a sliding groove is formed in the fixing plate, and the sliding groove extends along the extending direction of the fixing plate;
the adjusting screw penetrates through the sliding groove and can slide along the extending direction of the sliding groove;
and one end of the turnover connecting rod is in threaded connection with the adjusting screw, the other end of the turnover connecting rod is hinged with the turnover plate, and the turnover connecting rod can be fixed or moved relative to the fixing plate by screwing the adjusting screw.
Preferably, one side of the support frame connected with the turnover plate is suspended, an avoiding space is formed between the suspended part and the bed body, when a trainer lies on the side, one leg of the training is placed on the turnover plate, and the other leg of the training is placed in the avoiding space.
Preferably, the support frame and the turnover plate are provided with concave avoidance arc-shaped surfaces at one ends close to the bed head and at one side of the support frame connected with the turnover plate.
Compared with the prior art, the invention has the following beneficial effects:
1) the invention can respectively drive the thigh and the shank, and can move according to a preset track, thereby training the lower limb; and the training device automatically carries the thigh and the lower leg to move back and forth without the strength of the trainer during training.
2) The roll-over plate can overturn, can adjust to different angles, and then can be according to trainer's condition adjustment angle in order to train.
Drawings
FIGS. 1 and 2 are block diagrams of a preferred embodiment according to the present invention;
FIG. 3 is a block diagram of a training module of the present invention;
FIG. 4 is an exploded view of the training module of the present invention;
FIG. 5 is a block diagram of the stand of the present invention;
FIGS. 6 and 7 are block diagrams of the drive module of the present invention;
fig. 8 is a training diagram of the flipping panel in the upright position.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1-8, a multifunctional lower limb training device comprises a bed body 1 and a training module 3 disposed on the bed body 1, wherein the training module 3 comprises a thigh fixing structure 3517 and a lower leg fixing structure 3217, the thigh fixing structure 3517 is used for fixing the thigh of a trainer lying on the bed body 1, and the lower leg fixing structure 3217 is used for fixing the lower leg of the trainer. The thigh fixing structure 3517 and the shank fixing structure 3217 can move along a predetermined track, and then can drive the thigh and the shank to move, so as to achieve the training of the lower limb. The thigh securing structure 3517 and the lower leg securing structure 3217 may be secured by straps or other securing means known in the art.
The training module 3 further comprises a support frame 34 arranged on the bed 1, and a turnover plate 31 rotatably supported on the support frame 34 through a hinge 331, wherein the rotation axis of the hinge 331 is parallel to the length direction of the bed 1 or the lying direction of the trainer on the bed 1. The thigh fixing structure 3517 and the shank fixing structure 3217 are movably disposed on the flipping plate 31 along the predetermined trajectory, and the angle of the flipping plate 31 can be adjusted by rotating the flipping plate 31, so that the training under different conditions can be performed by adjusting according to the requirement during the training.
Further, the thigh fixing structure 3517 is driven by a thigh training driving mechanism 35, the shank fixing structure 3517 is driven by a shank training driving mechanism 32, and the thigh training driving mechanism 35 and the shank training driving mechanism 32 have the same structure, slightly different sizes and different placement angles.
The lower leg training driving mechanism 32 comprises a first mounting plate 322 mounted on one side of the turnover plate 31, a first screw 325 rotatably arranged on the first mounting plate 322, a first slide block 326 matched with the first screw 325, a second mounting plate 3210 arranged on the first slide block 326, a second screw 3213 rotatably arranged on the second mounting plate 3210, and a second slide block 3214 in threaded fit with the second screw 3213, wherein the axis of the first screw 325 is perpendicular to the axis of the second screw 3213. The shank fixing structure 3217 is connected to the second slider 3214 through a connecting rod 3216, the connecting rod 3216 penetrates the flipping plate 31, and the shank fixing structure 3217 can be driven to move along a predetermined trajectory by controlling the rotation of the first screw rod 325 and the second screw rod 3213. The first mounting plate 322 is provided with a first motor 321, an output shaft of the first motor 321 is connected to the first screw rod 325, and the first motor 321 can control the rotation of the first screw rod 325. A second motor 329 is arranged on the second mounting plate 3210, the second motor 329 is in transmission connection with the second screw rod 3213, and the second screw rod 3213 can be driven to rotate by the second motor 329. A first guide rail 323 is provided on a side of the first mounting plate 322 facing the first screw 325, and the first slider 326 is engaged with the first guide rail 323. A second guide rail 3212 is disposed on a side of the second mounting plate 3210 facing the second lead screw 3213, and the second slider 3214 is engaged with the second guide rail 3212.
Further, a photoelectric sensor 324 is disposed at one end of the first mounting plate 322, a blocking plate 327 is disposed on the first slider 326, the blocking plate 327 can move between the transmitting end and the receiving end of the photoelectric sensor 324, and at this time, the first slider 326 is in place, and the first motor 321 stops rotating. Of course, in practice, a photosensor 324 may be disposed at each end of the first mounting plate 322, or other types of sensors known in the art may be used. A limit switch 3211 is disposed at an end of the second mounting plate 3210 close to the first mounting plate 322, and when the second slider 3214 touches the limit switch 3211, the second slider 3214 is in place at this time, and the second motor 329 stops rotating.
Specifically, a first arc-shaped slot 311 and a second arc-shaped slot 314 are respectively arranged on the turning plate 31 at predetermined tracks corresponding to the thigh fixing structure 3517 and the shank fixing structure 3217, the connecting rod 3216 of the shank training driving mechanism 32 passes through the second arc-shaped slot 314, the connecting rod of the thigh training driving mechanism 32 passes through the first arc-shaped slot 311, and the shapes of the first arc-shaped slot 311 and the second arc-shaped slot 314 are determined by the predetermined tracks. Meanwhile, a first mounting groove 313 and a second mounting groove 312 are respectively arranged at the positions of the turning plate 31 corresponding to the first mounting plates of the thigh fixing structure 3517 and the shank fixing structure 3217, and the two first mounting plates are respectively mounted in the first mounting groove 313 and the second mounting groove 312.
Further, an escape groove 343 is formed in the upper surface of the support bracket 34, and the escape groove 343 is used for escaping from the second mounting plate 3210 and for avoiding structures on the second mounting plate 3210.
Preferably, the training device further comprises an angle adjusting mechanism 33 for adjusting the rotation angle of the flipping panel 31 with respect to the supporting frame 34. The angle adjusting mechanism 33 includes a fixing plate 334, a turning connecting rod 332 and an adjusting screw 333 which are fixed on one side of the support frame 34 near the bed tail, a sliding groove extending along the horizontal direction of the rotation axis of the turnover plate 31 is arranged on the fixing plate 334, the adjusting screw 333 passes through the sliding groove and one end of the turning connecting rod 332 is in threaded connection, the other end of the turning connecting rod 332 is hinged to the turnover plate 31, the adjusting screw 333 can move back and forth along the sliding groove, when the angle of the turnover plate 31 needs to be adjusted, the adjusting screw 333 is loosened, after the turnover plate 31 is adjusted in place, the adjusting screw 333 is tightened, and the turning connecting rod 332 plays a role in supporting the turnover plate 31. The rotation angle of the turning plate 31 is 0-90 degrees, namely the turning plate 31 can be adjusted between horizontal and vertical.
One side of the support frame 34 connected with the turnover plate 31 is suspended, an avoidance space 344 is formed between the suspended part and the bed body 1, when the trainer 2 lies on the side, one leg of the training is placed on the turnover plate 31, and the other leg is placed in the avoidance space 344. The inward concave avoiding arc-shaped surfaces 341 are arranged at the ends of the support frame 34 and the turnover plate 31 close to the bed head and at the side of the support frame 34 connected with the turnover plate 31, so that the blocking of the support frame 34 and the turnover plate 31 to the body part of the trainer can be reduced as much as possible.
In practical use, the training module 3 may be installed on a bed, or may be installed in other structures on which the trainer can lie, or all structures on which the trainer can lie may be defined as a bed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A multi-functional lower limb training device, comprising:
a bed body;
the training module comprises a support frame supported on the bed body, a turnover plate rotatably connected with the support frame, a thigh fixing structure and a shank fixing structure, wherein the thigh fixing structure and the shank fixing structure are supported on the turnover plate and are movable along a preset track;
thigh fixed knot constructs and adopts thigh training actuating mechanism to drive, shank fixed knot constructs and adopts shank training actuating mechanism to drive, thigh training actuating mechanism with shank training actuating mechanism's structure is the same, all includes:
the first mounting plate is mounted on one side of the turnover plate;
the first screw rod is rotatably arranged on the first mounting plate;
the first sliding block is in threaded fit with the first screw rod;
the second mounting plate is arranged on the first sliding block;
the second screw rod is rotatably arranged on the second mounting plate, the second screw rod is perpendicular to the axis of the first screw rod, and the first screw rod and the second screw rod are parallel to the plane where the turnover plate is located;
and the second sliding block is in threaded fit with the second screw rod, and the thigh fixing structure and the shank fixing structure are respectively arranged on the corresponding second sliding blocks.
2. The multifunctional lower limb training device as claimed in claim 1, wherein the turning plate is provided with a first arc-shaped slot and a second arc-shaped slot corresponding to the predetermined tracks of the thigh fixing structure and the shank fixing structure, the second sliding blocks of the thigh training driving mechanism and the shank training driving mechanism are respectively provided with a connecting rod, the two connecting rods respectively penetrate through the corresponding first arc-shaped slot and the corresponding second arc-shaped slot, and the thigh fixing structure and the shank fixing structure are respectively connected to the corresponding connecting rods.
3. A multi-functional lower limb training device according to claim 1, wherein the flipping board is provided with a first mounting groove and a second mounting groove at positions corresponding to the first mounting plates of the thigh fixing structure and the shank fixing structure, respectively, and the two first mounting plates are mounted in the first mounting groove and the second mounting groove, respectively.
4. A multi-functional lower limb training device according to claim 1 wherein a photosensor is provided at one end of the first mounting plate and a catch is provided on the first slider, the catch being movable between a transmitting end and a receiving end of the photosensor; and one end of the second mounting plate, which is close to the first mounting plate, is provided with a limit switch.
5. A multi-functional lower limb training device according to claim 1, further comprising an angle adjustment mechanism for adjusting the angle of rotation of the flipping board relative to the support frame, said angle adjustment mechanism comprising:
the fixing plate is fixed on one side, close to the bed tail, of the supporting frame, extends along the horizontal direction perpendicular to the rotation axis of the turnover plate, a sliding groove is formed in the fixing plate, and the sliding groove extends along the extending direction of the fixing plate;
the adjusting screw penetrates through the sliding groove and can slide along the extending direction of the sliding groove;
and one end of the turnover connecting rod is in threaded connection with the adjusting screw, the other end of the turnover connecting rod is hinged with the turnover plate, and the turnover connecting rod can be fixed or moved relative to the fixing plate by screwing the adjusting screw.
6. The multifunctional lower limb training device as claimed in claim 1, wherein one side of the support frame connected with the turnover plate is suspended, an avoidance space is formed between the suspended part and the bed body, when a trainer lies on one side, one leg of the training is placed on the turnover plate, and the other leg is placed in the avoidance space.
7. The multifunctional lower limb training device as claimed in claim 1, wherein the support frame and the end of the turnover plate close to the bed head are provided with concave avoiding arc-shaped surfaces at the side of the support frame connected with the turnover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121469141.XU CN215274317U (en) | 2021-06-30 | 2021-06-30 | Multi-functional lower limb trainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121469141.XU CN215274317U (en) | 2021-06-30 | 2021-06-30 | Multi-functional lower limb trainer |
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| Publication Number | Publication Date |
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| CN215274317U true CN215274317U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121469141.XU Expired - Fee Related CN215274317U (en) | 2021-06-30 | 2021-06-30 | Multi-functional lower limb trainer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113476277A (en) * | 2021-08-23 | 2021-10-08 | 中山大学附属第三医院（中山大学肝脏病医院） | Multi-functional lower limb trainer |
| CN116035864A (en) * | 2023-02-03 | 2023-05-02 | 中国人民解放军海军特色医学中心 | Multifunctional lumbar muscle exercise assisting device and method for patients with lumbago and backache |
-
2021
- 2021-06-30 CN CN202121469141.XU patent/CN215274317U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113476277A (en) * | 2021-08-23 | 2021-10-08 | 中山大学附属第三医院（中山大学肝脏病医院） | Multi-functional lower limb trainer |
| CN113476277B (en) * | 2021-08-23 | 2025-01-24 | 中山大学附属第三医院（中山大学肝脏病医院） | Multifunctional lower limb training device |
| CN116035864A (en) * | 2023-02-03 | 2023-05-02 | 中国人民解放军海军特色医学中心 | Multifunctional lumbar muscle exercise assisting device and method for patients with lumbago and backache |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220624 Address after: No. 2693, Kaichuang Avenue, Huangpu District, Guangzhou, Guangdong 510000 Patentee after: THE THIRD AFFILIATED HOSPITAL SUN YAT SEN University (LIVER DISEASE HOSPITAL SUN YAT SEN UNIVERSITY) Patentee after: Sun Yat-sen University Address before: No. 2693, Kaichuang Avenue, Huangpu District, Guangzhou, Guangdong 510000 Patentee before: THE THIRD AFFILIATED HOSPITAL SUN YAT SEN University (LIVER DISEASE HOSPITAL SUN YAT SEN UNIVERSITY) |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |