CN220572370U - Four limbs training mechanism of rehabilitation bed - Google Patents
Four limbs training mechanism of rehabilitation bed Download PDFInfo
- Publication number
- CN220572370U CN220572370U CN202321533169.4U CN202321533169U CN220572370U CN 220572370 U CN220572370 U CN 220572370U CN 202321533169 U CN202321533169 U CN 202321533169U CN 220572370 U CN220572370 U CN 220572370U
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- support frame
- arm
- crotch
- shoulder
- bearing
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- 210000000689 upper leg Anatomy 0.000 claims abstract description 71
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 238000005452 bending Methods 0.000 claims description 24
- 210000002414 leg Anatomy 0.000 claims description 10
- 210000001217 buttock Anatomy 0.000 claims description 9
- 210000003414 extremity Anatomy 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 3
- 210000000323 shoulder joint Anatomy 0.000 claims description 3
- 210000000245 forearm Anatomy 0.000 claims description 2
- 230000000474 nursing effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Abstract
The utility model relates to the technical field of rehabilitation nursing beds, in particular to a four-limb training mechanism of a rehabilitation bed, which comprises a hip back support frame, a crotch shoulder connecting arm, a thigh arm support frame and a shank arm support frame, wherein the left side and the right side of the hip back support frame are respectively connected with the crotch shoulder connecting arm through bearing assemblies, the crotch shoulder connecting arm is connected with the thigh arm support frame through bearing assemblies, the thigh arm support frame is connected with the shank arm support frame through bearing assemblies, rotary drivers for driving two adjacent parts to rotate are respectively arranged between the hip back support frame and the crotch connecting part, between the crotch shoulder connecting arm and the thigh arm support frame, and between the thigh arm support frame and the shank arm support frame, and the rotary drivers are respectively fixed between the two parts to drive the two parts to rotate.
Description
Technical Field
The utility model relates to the technical field of rehabilitation nursing beds, in particular to a four-limb training mechanism of a rehabilitation bed, which has the advantages of simple structure, convenient use, good rehabilitation effect and low cost, and can realize the actions of bending the lower leg, bending the thigh and expanding the thigh and the lower leg.
Background
As is well known, a rehabilitation wheelchair bed is a sickbed used by disabled patients or semi-disabled patients with inconvenient movement during hospitalization or home care; for example, for users who are paralyzed, post-operative, various physiological problems, require bed or other mobility inconveniences, a suitable care bed may be helpful for patient recovery.
At present, the existing rehabilitation wheelchair bed generally only comprises four movable plates, wherein the four movable plates comprise a lower leg plate, a foot plate, a hip plate and a back plate, the foot plate, the lower leg plate, the hip plate and the back plate are hinged with each other in sequence, bending of knee parts, waist bending and bending of feet are realized through overturning of the four plates, the four movable plates can be changed into a seat state from a lying state and also can be changed into the lying state from the seat state, however, for disabled or semi-disabled patients, the two states of lying and the seat are required to be subjected to rehabilitation training, the existing leg trainer generally realizes rehabilitation training through bending of the lower leg and the thigh, but cannot realize the outer expansion function of the thigh, and the whole structure is relatively complex, generally, a lower leg supporting box thigh supporting piece is installed on the bottom plate, a sliding rail is arranged on the bottom plate, a driver is connected with a sliding block, the sliding block moves on the sliding rail, and the sliding block is connected with the lower leg plate or the thigh plate through the driver, and further the driver drives the sliding block to move, so that the leg bending is driven, and the structure is complex, and the preparation cost is high.
Disclosure of Invention
The utility model aims to solve the defects of the prior art, and provides the four limb training mechanism of the rehabilitation bed, which has the advantages of simple structure, convenient use, good rehabilitation effect and low cost, and can realize the bending of the lower leg and the lower arm, the bending of the thigh and the outward expansion of the thigh and the lower leg and the lower arm.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a rehabilitation bed four limbs training mechanism, characterized by that this mechanism includes hip back support frame, crotch shoulder link arm, thigh arm support frame, shank arm support frame, the left and right sides of hip back support frame is connected with crotch shoulder link arm through bearing assembly respectively, crotch shoulder link arm is connected with thigh arm support frame through bearing assembly, thigh arm support frame is connected with shank arm support frame through bearing assembly, be equipped with the rotary actuator who drives rotation between two adjacent parts respectively between hip back support frame and the crotch link arm, between thigh arm support frame and the shank arm support frame, rotary actuator fixes respectively and drives rotation between two parts, crotch shoulder link arm's one end is located human buttock or shoulder below, crotch shoulder link arm's the other end is located with human buttock or shoulder side.
The crotch shoulder connecting arm is arc-shaped, and the axes of the bearing assemblies connected with the two ends of the arc-shaped crotch shoulder connecting arm are corresponding to crotch joints or shoulder joints of a human body.
The bearing assembly between the hip back support frame and the crotch shoulder connecting arm is a first upper bearing and a first lower bearing, the first upper bearing and the second lower bearing are rotationally connected, the hip back support frame is fixedly connected with the first upper bearing, the crotch shoulder connecting arm is fixedly connected with the first lower bearing, and the hip back support frame and the crotch support frame are connected through a first rotary driver.
The first rotary driver comprises a first rotary motor, a first driving gear, a first driven gear and a first toothed belt, wherein the first driven gear is connected to a first lower bearing, the first rotary motor is fixed on a hip back support frame, an output shaft of the first rotary motor is connected with the first driving gear, the first driving gear and the first driven gear are sleeved with the first toothed belt, the first rotary motor drives the first driving gear to rotate, the first toothed belt drives the first driven gear to rotate, and then drives the first lower bearing to rotate, and the first lower bearing drives the crotch shoulder connecting arm to rotate so as to realize the outward expansion action of the leg arm.
The bearing assembly between the crotch shoulder connecting arm and the thigh arm supporting frame is a second upper bearing and a second lower bearing, the second upper bearing is rotationally connected with the second lower bearing, the crotch shoulder connecting arm is fixedly connected with the second upper bearing, the thigh arm supporting frame is fixedly connected with the second lower bearing, and the crotch shoulder connecting arm is connected with the thigh arm supporting frame through a second rotary driver.
The second rotary driver comprises a second rotary motor, a first connecting rod and a second connecting rod, wherein the second rotary motor is fixed on a second upper bearing, an output shaft of the second rotary motor is connected with the first connecting rod, the first connecting rod is connected with the second connecting rod through a pin shaft in a rotating way, the second connecting rod is connected with a thigh arm support frame in a pin shaft rotating way, and the second connecting rod drives the thigh arm to bend through the second driver.
The bearing assemblies between the thigh arm support frame and the shank arm support frame are a third upper bearing and a third lower bearing, the third upper bearing is rotationally connected with the third lower bearing, the thigh arm support frame is fixedly connected with the third upper bearing, the shank arm support frame is fixedly connected with the third lower bearing, and the thigh arm support frame and the shank arm support frame are connected through a third rotary driver.
The third rotary driver comprises a third rotary motor, a third driving gear, a third driven gear and a third belt, wherein the third driven gear is connected to a third lower bearing, the third rotary motor is fixed on a thigh arm supporting frame, an output shaft of the third rotary motor is connected with the third driving gear, the third driving gear and the third driven gear are sleeved with a third toothed belt, the third rotary motor drives the third driving gear to rotate, the third toothed belt drives the third driven gear to rotate, and then the third lower bearing is driven to like rotation, and the third lower bearing drives the shank arm to realize bending action.
The second rotary driver comprises a second rotary motor, a second driving gear, a second driven gear and a second toothed belt, wherein the second driven gear is connected to a second lower bearing, the second rotary motor is fixed to a second upper bearing, the second rotary motor is fixed to a crotch shoulder connecting arm, an output shaft of the second rotary motor is connected with the second driving gear, the second driving gear and the second driven gear are sleeved with the second toothed belt, the second driving gear is driven to rotate by a second third rotary motor, the second driven gear is driven to rotate by the second toothed belt, the second lower bearing is driven to rotate by the second toothed belt, and the thigh arm is driven to realize bending action by the second lower bearing.
The hip back support frame, the crotch shoulder connecting arm, the thigh arm support frame and the shank arm support frame are respectively provided with bandages for fixing a human body.
Due to the adoption of the structure, the utility model has the advantages of simple structure, convenient use, good rehabilitation effect, low cost, capability of realizing the bending of the lower leg, the bending of the thigh, the outward expansion action of the thigh and the lower leg, the bending of the big arm, the bending of the small arm, the outward expansion action of the big arm and the small arm and the like.
Drawings
Fig. 1 is a schematic diagram of the structure of the arm training mechanism of the present utility model.
Fig. 2 is a schematic diagram of the training mechanism for leg training according to the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in the attached drawings, the technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides a rehabilitation bed four limbs training mechanism, characterized by that this mechanism includes hip back support frame 1, crotch shoulder link arm 2, thigh arm support frame 3, shank arm support frame 4, the left and right sides of hip back support frame 1 is connected with crotch shoulder link arm 2 through bearing assembly respectively, crotch shoulder link arm 2 is connected with thigh arm support frame 3 through bearing assembly, thigh arm support frame 3 is connected with shank arm support frame 4 through bearing assembly, between hip back support frame 1 and the crotch connecting portion, between crotch shoulder link arm 2 and thigh arm support frame 3, be equipped with the rotary actuator who drives between two adjacent parts respectively between thigh arm support frame 3 and shank arm support frame 4, rotary actuator fixes respectively and drives the rotation between two parts, crotch shoulder link arm 2's one end is located human buttock or shoulder below, crotch shoulder link arm 2's the other end is located with human buttock or shoulder side.
Further, the crotch shoulder connecting arm 2 is arc-shaped, and the axes of the bearing components connected with the two ends of the arc-shaped crotch shoulder connecting arm 2 are corresponding to crotch joints or shoulder joint parts of a human body.
Further, the bearing assembly between the hip back support frame 1 and the crotch shoulder connecting arm 2 is a first bearing assembly 5, the first bearing assembly 5 comprises a first upper bearing and a first lower bearing, the first upper bearing and the second lower bearing are rotationally connected, the hip back support frame 1 is fixedly connected with the first upper bearing, the crotch shoulder connecting arm 2 is fixedly connected with the first lower bearing, and the hip back support frame 1 and the crotch support frame are connected through a first rotary driver.
Further, the first rotary driver comprises a first rotary motor 6, a first driving gear 7, a first driven gear 8 and a first toothed belt 9, wherein the first driven gear 8 is connected to a first lower bearing, the first rotary motor 6 is fixed to the hip back support frame 1, an output shaft of the first rotary motor 6 is connected with the first driving gear 7, the first driving gear 7 and the first driven gear 8 are sleeved with the first toothed belt 9, the first rotary motor 6 drives the first driving gear 7 to rotate, the first toothed belt 9 drives the first driven gear 8 to rotate, the first lower bearing is driven to rotate, and the first lower bearing drives the hip shoulder connecting arm 2 to rotate to realize the expansion action of the leg arm.
Further, the bearing assembly between the crotch shoulder connecting arm 2 and the thigh arm supporting frame 3 is a second bearing assembly 10, the second bearingcomprises a second upper bearing and a second lower bearing, the second upper bearing is rotationally connected with the second lower bearing, the crotch shoulder connecting arm 2 is fixedly connected with the second upper bearing, the thigh arm supporting frame 3 is fixedly connected with the second lower bearing, and the crotch shoulder connecting arm 2 and the thigh arm supporting frame 3 are connected through a second rotary driver.
Further, the second rotary driver comprises a second rotary motor 11, a first connecting rod 12 and a second connecting rod 13, wherein the second rotary motor 11 is fixed on a second upper bearing, an output shaft of the second rotary motor 11 is connected with the first connecting rod 12, the first connecting rod 12 is rotationally connected with the second connecting rod 13 through a pin shaft, the second connecting rod 13 is rotationally connected with the thigh arm supporting frame 3 through a pin shaft, and the second driver drives the thigh arm to bend.
Further, the bearing assembly between the thigh arm support frame 3 and the shank arm support frame 4 is a third bearing assembly 14, the third bearing assembly 14 comprises a third upper bearing and a third lower bearing, the third upper bearing is rotationally connected with the third lower bearing, the thigh arm support frame 3 is fixedly connected with the third upper bearing, the shank arm support frame 4 is fixedly connected with the third lower bearing, and the thigh arm support frame 3 and the shank arm support frame 4 are connected through a third rotary driver.
Further, the third rotary driver comprises a third rotary motor 15, a third driving gear 16, a third driven gear 17 and a third belt 18, the third driven gear 17 is connected to a third lower bearing, the third rotary motor 15 is fixed to the thigh arm supporting frame 3, an output shaft of the third rotary motor 15 is connected with the third driving gear 16, the third driving gear 16 and the third driven gear 17 are sleeved with a third toothed belt, the third rotary motor 15 drives the third driving gear 16 to rotate, the third toothed belt drives the third driven gear 17 to rotate, and then the third lower bearing is driven to like rotation, and the third lower bearing drives the calf arm to realize bending motion.
Further, the second rotary driver includes a second rotary motor 11, a second driving gear 19, a second driven gear 20, and a second toothed belt 21, the second driven gear 20 is connected to a second lower bearing, the second rotary motor 11 is fixed to a second upper bearing, the second rotary motor 11 is fixed to the crotch connecting arm 2, an output shaft of the second rotary motor 11 is connected to the second driving gear 19, the second driving gear 19 and the second driven gear 20 are sleeved with the second toothed belt, the second third rotary motor drives the second driving gear 19 to rotate, the second toothed belt 21 drives the second driven gear 20 to rotate, and then drives the second lower bearing to rotate, and the second lower bearing drives the thigh arm to realize bending motion.
Further, the hip back support frame, the crotch shoulder connecting arm, the thigh arm support frame and the shank arm support frame are respectively provided with bandages for fixing a human body, and each part of the human body is fixed on the hip back support frame, the crotch shoulder connecting arm, the thigh arm support frame and the shank arm support frame through the bandages.
The motors in the above proposal are all connected with the speed reducer in a matched way, which is not described in detail in the prior art.
The four-limb training mechanism comprises a training mechanism for arm training and a training mechanism for leg training, when the four-limb training mechanism is used, firstly, the thigh of the arm or the thigh of the arm of a patient which is disabled or semi-disabled is respectively fixed on the thigh arm support frame 3 through a bandage, the back or the buttock is respectively fixed on the buttock back support frame 1 through a bandage, the forearm or the shank is respectively fixed on the shank arm support frame 4 through a bandage, when the shoulder is fixed, a second rotary driver adopts a second rotary motor 11, a second driving gear 19, a second driven gear 20 and a second toothed belt 2121 part, the first rotary motor 6 drives the shoulder and the arm to realize the outward expansion function, the second rotary motor 11 drives the thigh bending function, the third rotary motor 15 drives the shank bending function, when the leg is fixed, the second rotary driver adopts the second rotary motor 11, the first connecting rod 12 and the second connecting rod 13, the driving mode of the connecting rods can increase the output power of the second rotary motor 11 to bend legs, the first rotary motor 6 drives buttocks and thighs to realize the outward expansion function, the second rotary motor 11 drives thighs to bend, and the third rotary motor 15 drives shanks to bend, so that the mechanism can realize the bending of the thighs, the outward expansion of the thighs and the shanks, the bending of the thighs, the bending of the shanks, the outward expansion of the shanks and the shanks.
Claims (10)
1. The utility model provides a rehabilitation bed four limbs training mechanism, characterized by that this mechanism includes hip back support frame, crotch shoulder link arm, thigh arm support frame, shank arm support frame, the left and right sides of hip back support frame is connected with crotch shoulder link arm through bearing assembly respectively, crotch shoulder link arm is connected with thigh arm support frame through bearing assembly, thigh arm support frame is connected with shank arm support frame through bearing assembly, be equipped with the rotary actuator who drives rotation between two adjacent parts respectively between hip back support frame and the crotch link arm, between thigh arm support frame and the shank arm support frame, rotary actuator fixes respectively and drives rotation between two parts, crotch shoulder link arm's one end is located human buttock or shoulder below, crotch shoulder link arm's the other end is located with human buttock or shoulder side.
2. The four limbs training mechanism of rehabilitation bed according to claim 1, wherein the crotch and shoulder connecting arms are arc-shaped, and the axes of the bearing assemblies connected with the two ends of the arc-shaped crotch and shoulder connecting arms are corresponding to crotch joints or shoulder joint parts of human bodies.
3. The four-limb training mechanism of a rehabilitation bed according to claim 1, wherein the bearing assembly between the back support frame and the crotch shoulder connecting arm is a first upper bearing and a first lower bearing, the first upper bearing and the second lower bearing are rotatably connected, the back support frame is fixedly connected with the first upper bearing, the crotch shoulder connecting arm is fixedly connected with the first lower bearing, and the back support frame and the crotch support frame are connected through a first rotary driver.
4. The four limbs training mechanism of rehabilitation bed according to claim 3, wherein the first rotary driver comprises a first rotary motor, a first driving gear, a first driven gear and a first toothed belt, the first driven gear is connected to a first lower bearing, the first rotary motor is fixed to the back support frame, an output shaft of the first rotary motor is connected with the first driving gear, the first driving gear and the first driven gear are sleeved with the first toothed belt, the first rotary motor drives the first driving gear to rotate, the first toothed belt drives the first driven gear to rotate, the first lower bearing is driven to rotate, and the first lower bearing drives the crotch-shoulder connecting arm to rotate to realize the expansion action of the leg arm.
5. The four-limb training mechanism of a rehabilitation bed according to claim 1, wherein the bearing assembly between the crotch shoulder connecting arm and the thigh arm support frame is a second upper bearing and a second lower bearing, the second upper bearing is rotatably connected with the second lower bearing, the crotch shoulder connecting arm is fixedly connected with the second upper bearing, the thigh arm support frame is fixedly connected with the second lower bearing, and the crotch shoulder connecting arm is connected with the thigh arm support frame through a second rotary driver.
6. The four-limb training mechanism of rehabilitation bed according to claim 5, wherein the second rotary driver comprises a second rotary motor, a first connecting rod and a second connecting rod, the second rotary motor is fixed on a second upper bearing, an output shaft of the second rotary motor is connected with the first connecting rod, the first connecting rod is rotatably connected with the second connecting rod through a distribution shaft, the second connecting rod is rotatably connected with the thigh arm support frame through a distribution shaft, and the second driver drives the thigh arm to bend.
7. The four-limb training mechanism of a rehabilitation bed according to claim 1, wherein the bearing assembly between the thigh arm support and the shank arm support is a third upper bearing and a third lower bearing, the third upper bearing is rotatably connected with the third lower bearing, the thigh arm support is fixedly connected with the third upper bearing, the shank arm support is fixedly connected with the third lower bearing, and the thigh arm support and the shank arm support are connected through a third rotary driver.
8. The four limbs training mechanism of rehabilitation bed according to claim 7, wherein the third rotary driver comprises a third rotary motor, a third driving gear, a third driven gear and a third belt, the third driven gear is connected to a third lower bearing, the third rotary motor is fixed to a thigh arm support frame, an output shaft of the third rotary motor is connected with the third driving gear, the third driving gear and the third driven gear are sleeved with a third toothed belt, the third rotary motor drives the third driving gear to rotate, the third toothed belt drives the third driven gear to rotate, and then drives the third lower bearing to like rotating, and the third lower bearing drives the forearm leg to realize bending motion.
9. The four limbs training mechanism of a rehabilitation bed according to claim 5, wherein the second rotary driver comprises a second rotary motor, a second driving gear, a second driven gear and a second toothed belt, the second driven gear is connected to a second lower bearing, the second rotary motor is fixed to a second upper bearing, the second rotary motor is fixed to a crotch shoulder connecting arm, an output shaft of the second rotary motor is connected with the second driving gear, the second driving gear and the second driven gear are sleeved with the second toothed belt, the second three rotary motor drives the second driving gear to rotate, the second toothed belt drives the second driven gear to rotate, and then drives the second lower bearing to rotate, and the second lower bearing drives the thigh arm to realize bending motion.
10. The four-limb training mechanism of the rehabilitation bed according to claim 1, wherein bandages for fixing a human body are respectively arranged on the hip back support frame, the hip shoulder connecting arm, the thigh arm support frame and the shank arm support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321533169.4U CN220572370U (en) | 2023-06-15 | 2023-06-15 | Four limbs training mechanism of rehabilitation bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321533169.4U CN220572370U (en) | 2023-06-15 | 2023-06-15 | Four limbs training mechanism of rehabilitation bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220572370U true CN220572370U (en) | 2024-03-12 |
Family
ID=90121913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321533169.4U Active CN220572370U (en) | 2023-06-15 | 2023-06-15 | Four limbs training mechanism of rehabilitation bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220572370U (en) |
-
2023
- 2023-06-15 CN CN202321533169.4U patent/CN220572370U/en active Active
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