CN111991192A - Orthopedic rehabilitation leg exercise device capable of adjusting strength - Google Patents
Orthopedic rehabilitation leg exercise device capable of adjusting strength Download PDFInfo
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- CN111991192A CN111991192A CN202010956611.9A CN202010956611A CN111991192A CN 111991192 A CN111991192 A CN 111991192A CN 202010956611 A CN202010956611 A CN 202010956611A CN 111991192 A CN111991192 A CN 111991192A
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- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 102
- 238000004804 winding Methods 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims description 10
- 201000010099 disease Diseases 0.000 description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/12—Driving means
- A61H2201/1207—Driving means with electric or magnetic drive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/14—Special force transmission means, i.e. between the driving means and the interface with the user
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/16—Physical interface with patient
- A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
- A61H2201/164—Feet or leg, e.g. pedal
- A61H2201/1642—Holding means therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2205/00—Devices for specific parts of the body
- A61H2205/10—Leg
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a leg exercising device capable of adjusting force for orthopedic rehabilitation, which comprises an installation shell, transverse plates, a first threaded rod and a second torsion spring, wherein the transverse plates are fixed on the left side and the right side of the installation shell through screws, the first threaded rod is connected to the inner bearing of the upper surface of the transverse plate, the outer side of the rear end of the first threaded rod is in key connection with a first rope winding disc, a first connecting rope is fixed on the outer side of the first rope winding disc through a winding screw, the second threaded rod is connected to the inner bearing of the installation shell, the outer side of the second threaded rod is in threaded connection with a sleeve, the upper bearing of the front end of the sleeve is connected with a third transmission gear, the upper bearing of the rear end of the sleeve is connected with a second transmission gear, and the first transmission gear is arranged on the left side and the right side of the sleeve. This can be provided with second drive gear and third drive gear to the recovered shank exercise device of using of orthopedics of power regulation, be convenient for adjust the training dynamics from this, satisfy different use crowds' demand.
Description
Technical Field
The invention relates to the technical field of orthopedic rehabilitation, in particular to a leg exercise device capable of adjusting strength for orthopedic rehabilitation.
Background
Still need carry out the rehabilitation exercise at orthopedic disease treatment's in-process later stage, so that orthopedic disease is fine to resume, there is the use of assisting through rehabilitation training device to carry out the rehabilitation exercise to orthopedic disease on the market at present, then make orthopedic disease can be quick resume, because orthopedic disease's position is various, therefore orthopedic disease is also various, the exercise equipment that uses is also different to the rehabilitation therapy of different positions, the equipment of training has been carried out to the shank specially on the market at present, although the recovered shank of using in market is tempered device kind many, but still there are some weak points at the in-process of using, for example:
1. the training force of the existing leg exercise device for orthopedic rehabilitation is fixed, so that the requirement of rehabilitation training of different patients cannot be well met when the leg exercise device is used for patients with different injury degrees, and the practicability of the leg exercise device for orthopedic rehabilitation is lower;
2. when using patient, because patient's shank is injured, consequently the application of force that the foot can not be fine need fix the foot when taking exercise to the foot drives the shank and trains, but the structure of current fixed foot is complicated, and the operation is comparatively complicated, wastes time and energy.
We therefore propose an orthopaedic rehabilitation leg exercise device adjustable in strength in order to solve the problems set out above.
Disclosure of Invention
The invention aims to provide a leg exercising device for orthopedic rehabilitation, which can adjust the strength and solve the problems that the existing leg exercising device for orthopedic rehabilitation in the market can not adjust the training strength, the structure for fixing feet is complex, the operation is complex, and time and labor are wasted.
In order to achieve the purpose, the invention provides the following technical scheme: a leg exercise device capable of adjusting force comprises an installation shell, a transverse plate, a first threaded rod and a second torsion spring, wherein the transverse plate is fixed on the left side and the right side of the installation shell through screws, the first threaded rod is connected to the inner bearing of the upper surface of the transverse plate through a bearing, the first rope winding disc is connected to the outer side key of the rear end of the first threaded rod, a first connecting rope is fixed on the outer side of the first rope winding disc through a winding screw, the second threaded rod is connected to the inner bearing of the installation shell through a bearing, the outer side of the second threaded rod is connected with a sleeve through a thread, a third transmission gear is connected to the upper bearing of the front end of the sleeve through a bearing, the second transmission gear is connected to the upper bearing of the rear end of the sleeve through a first transmission gear arranged on the left side and the right side of the sleeve through a first transmission gear connected with the bearing of the installation shell, and the front end of the second, a placing plate is arranged above the front end of the first threaded rod, first limit blocks are arranged on the left side and the right side of the placing plate through screws, first limit grooves are formed in the inner walls of the left side and the right side of the transverse plate, the first limit blocks are connected to the inner portion of the first limit grooves in a clamping and sliding mode, second limit blocks are arranged on the bottom of the sleeve through screws, second limit grooves are formed in the inner wall of the lower surface of the mounting shell, the second limit blocks are connected to the inner portion of the second limit grooves in a clamping and sliding mode, an extrusion plate is arranged above the placing plate, rubber blocks are arranged below the extrusion plate, rubber blocks are arranged inside the placing plate, a connecting block is fixed to the bottom of the placing plate through screws, the first threaded rod is connected to the inner portion of the connecting block, and the inner walls on the left side and the right side of the upper end of, and a fifth transmission gear is meshed and connected above the fourth transmission gear, a second torsion spring is nested and arranged on the outer side of the front end of the first threaded rod, the rear end of the second torsion spring is connected with the first threaded rod through a screw, and the front end of the second torsion spring is connected with the transverse plate through a screw.
Preferably, a first installation shaft lever is connected to the middle of the inside of the first transmission gear in a penetrating mode, a second rope winding disc is arranged below the first transmission gear, the inside of the second rope winding disc is connected with the first installation shaft lever in a key mode, and a first connecting rope is wound and connected to the outer side of the second rope winding disc.
Preferably, the inner key of the second transmission gear is connected with a second mounting shaft rod, the bottom end of the second mounting shaft rod is connected with the sleeve bearing, and the diameter of the second transmission gear is smaller than that of the first transmission gear.
Preferably, the inner key of the third transmission gear is connected with a third mounting shaft rod, the bottom end of the third mounting shaft rod is connected with the sleeve bearing, and the diameter of the third transmission gear is larger than that of the first transmission gear.
Preferably, the sleeve is in sliding connection with the mounting shell through the second threaded rod, and the length of the sleeve is smaller than that of the second threaded rod.
Preferably, the inner walls of the left side and the right side of the placing plate are both provided with a sliding groove and a third limiting groove, and the outer side of the sliding groove is provided with the third limiting groove.
Preferably, a rubber pad is fixed to the middle screw of the bottom of the extrusion plate, racks are installed on the lower ends of the left side and the right side of the extrusion plate through screws, a third limiting block is fixed to the outer side of each rack through screws, and the third limiting block is connected with the third limiting groove in a clamping and sliding mode.
Preferably, the slide bar is installed to the equal screwed installation in the left and right sides of block rubber, and the bottom fix with screw of block rubber has reset spring to reset spring's bottom with place board screw connection, and slide bar and spout block sliding connection.
Preferably, the front end of the fourth transmission gear is provided with a third rope winding disc, the middle interiors of the fourth transmission gear and the third rope winding disc are connected with a fourth mounting shaft rod in a penetrating manner, a second connecting rope is wound on the outer side of the third rope winding disc through a screw, the rear end of the fourth mounting shaft rod is connected with the placing plate bearing, a first torsion spring is nested on the outer side of the rear end of the fourth mounting shaft rod, the front end of the first torsion spring is connected with the fourth mounting shaft rod through a screw, and the rear end of the first torsion spring is connected with the placing plate through a screw.
Compared with the prior art, the invention has the beneficial effects that: this device is tempered with shank to orthopedics rehabilitation that can adjust to power:
(1) the leg training device is provided with a second transmission gear and a third transmission gear, the diameter of the second transmission gear is smaller than that of the third transmission gear, the second transmission gear or the third transmission gear is meshed with the first transmission gear, the rotating speed of the first transmission gear is convenient to adjust, the rotating speed of the first threaded rod is convenient to adjust by the first transmission gear through the first rope winding disc and the first connecting rope, the front-back moving speed of the placing plate is convenient to adjust, the leg training frequency is convenient to adjust, the training force is convenient to adjust, and the requirements of different users are met;
(2) the sleeve is installed and in threaded connection with the second threaded rod, and the sleeve can be driven to move through the rotation of the second threaded rod, so that the positions of the second transmission gear and the third transmission gear can be adjusted conveniently;
(3) be fixed with the block rubber, gravity through foot and shank drives the block rubber downstream, make the block rubber pass through the second and connect the third that the rope drove the key-type connection around cable drum and fourth installation axostylus axostyle and rotate, and then make fourth installation axostylus axostyle drive fourth drive gear and rotate, make fourth drive gear drive the less fifth drive gear of diameter rotatory from this, make fifth drive gear drive rack descend, because fifth drive gear's diameter is less than fourth drive gear's diameter, and then make the speed that the rack descends faster, make the rack drive the fine decline of stripper plate and rubber pad extrude fixedly to the foot of block rubber top, easy operation is convenient, only need place the foot on the block rubber can, do not need staff's operation, time and labor saving.
Drawings
FIG. 1 is a schematic top sectional view of the present invention;
FIG. 2 is a left sectional structural view of the mounting housing of the present invention;
FIG. 3 is a left cross-sectional view of the first drive gear and mounting housing of the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic main sectional view of the placement board of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 5 according to the present invention;
fig. 7 is a left sectional structural view of the connection between the placing plate and the fourth transmission gear according to the present invention.
In the figure: 1. mounting a shell; 2. a transverse plate; 3. a first threaded rod; 4. a first rope winding disc; 5. a first connecting rope; 6. a first drive gear; 61. a first mounting shaft; 62. a second rope winding disc; 7. a second transmission gear; 71. a second mounting shaft; 8. a third transmission gear; 81. a third mounting shaft; 9. a sleeve; 10. a second threaded rod; 11. placing the plate; 111. a chute; 112. a third limiting groove; 12. a first stopper; 13. a first limit groove; 14. a second limiting block; 15. a second limit groove; 16. a pressing plate; 161. a rubber pad; 162. a rack; 163. a third limiting block; 17. a rubber block; 171. a slide bar; 172. a return spring; 18. connecting blocks; 19. a fourth transmission gear; 191. a third rope winding disc; 192. a fourth mounting shaft; 193. a second connecting rope; 194. a first torsion spring; 20. a fifth transmission gear; 21. a second torsion spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a leg exercising device capable of adjusting force comprises a mounting shell 1, a transverse plate 2, a first threaded rod 3, a first rope winding disc 4, a first connecting rope 5, a first transmission gear 6, a first mounting shaft rod 61, a second rope winding disc 62, a second transmission gear 7, a second mounting shaft rod 71, a third transmission gear 8, a third mounting shaft rod 81, a sleeve 9, a second threaded rod 10, a placing plate 11, a sliding groove 111, a third limiting groove 112, a first limiting block 12, a first limiting groove 13, a second limiting block 14, a second limiting groove 15, a squeezing plate 16, a rubber pad 161, a rack 162, a third limiting block 163, a rubber block 17, a sliding rod 171, a reset spring 172, a connecting block 18, a fourth transmission gear 19, a third rope winding disc 191, a fourth mounting shaft rod 192, a second connecting rope, a first torsion spring 194, a fifth transmission gear 20 and a second torsion spring 21, transverse plates 2 are fixed on the left side and the right side of an installation shell 1 through screws, a first threaded rod 3 is connected to the inner portion of the upper surface of the transverse plate 2 through a bearing, a first rope winding disc 4 is connected to the outer side key of the rear end of the first threaded rod 3, a first connecting rope 5 is fixed to the outer side of the first rope winding disc 4 in a winding mode through screws, a second threaded rod 10 is connected to the inner portion of the installation shell 1 through a bearing, a sleeve 9 is connected to the outer side of the second threaded rod 10 through threads, a third transmission gear 8 is connected to the upper side bearing of the front end of the sleeve 9, a second transmission gear 7 is connected to the upper side bearing of the rear end of the sleeve 9, first transmission gears 6 are arranged on the left side and the right side of the sleeve 9, the first transmission gears 6 are connected to the installation shell 1 through bearings, a placing plate 11 is arranged on the front end of the first threaded rod 10, first limiting blocks 12 are installed on the left side and the right side of, the inner walls of the left side and the right side of the transverse plate 2 are respectively provided with a first limiting groove 13, the inner part of the first limiting groove 13 is clamped with a first limiting block 12 in a sliding manner, the bottom of the sleeve 9 is provided with a second limiting block 14 by a screw, the inner surface of the lower surface of the mounting shell 1 is provided with a second limiting groove 15, the inner part of the second limiting groove 15 is clamped with a second limiting block 14 in a sliding manner, the upper part of the placing plate 11 is provided with a squeezing plate 16, the lower part of the squeezing plate 16 is provided with a rubber block 17, the upper part of the placing plate 11 is internally provided with the rubber block 17, the bottom of the placing plate 11 is fixed with a connecting block 18 by a screw, the inner part of the connecting block 18 is in threaded connection with a first threaded rod 3, the inner walls of the left side and the right side of the upper end of the placing plate 11 are respectively in bearing connection with a fourth transmission gear 19 and a fifth, the rear end of the second torsion spring 21 is in screw connection with the first threaded rod 3, and the front end of the second torsion spring 21 is in screw connection with the transverse plate 2;
a first mounting shaft lever 61 is connected to the middle of the inside of the first transmission gear 6 in a penetrating manner, a second rope winding disc 62 is arranged below the first transmission gear 6, the first mounting shaft lever 61 is connected to the inside of the second rope winding disc 62 in a penetrating manner, a first connecting rope 5 is wound and connected to the outer side of the second rope winding disc 62, the second rope winding disc 62 can be driven to rotate through the rotation of the first transmission gear 6 and the first mounting shaft lever 61, and the first connecting rope 5 is pulled by the rotation of the second rope winding disc 62 to drive the first threaded rod 3 to rotate;
the inner key of the second transmission gear 7 is connected with a second mounting shaft rod 71, the bottom end of the second mounting shaft rod 71 is in bearing connection with the sleeve 9, the diameter of the second transmission gear 7 is smaller than that of the first transmission gear 6, and the diameter of the second transmission gear 7 is smaller than that of the first transmission gear 6, so that the second transmission gear 7 can control the rotating speed of the first transmission gear 6;
the inner key of the third transmission gear 8 is connected with a third mounting shaft rod 81, the bottom end of the third mounting shaft rod 81 is in bearing connection with the sleeve 9, the diameter of the third transmission gear 8 is larger than that of the first transmission gear 6, and the diameter of the third transmission gear 8 is larger than that of the first transmission gear 6, so that the third transmission gear 8 can control the rotating speed of the first transmission gear 6;
the sleeve 9 is in sliding connection with the mounting shell 1 through a second threaded rod 10, the length of the sleeve 9 is smaller than that of the second threaded rod 10, and then the sleeve 9 can drive the second transmission gear 7 and the third transmission gear 8 to move;
the inner walls of the left side and the right side of the placing plate 11 are both provided with a sliding chute 111 and a third limiting groove 112, the outer side of the sliding chute 111 is provided with the third limiting groove 112, and the sliding rod 171 can be conveniently clamped and installed through the sliding chute 111;
a rubber pad 161 is fixed at the middle of the bottom of the extrusion plate 16 by a screw, racks 162 are mounted at the lower ends of the left side and the right side of the extrusion plate 16 by screws, a third limiting block 163 is fixed at the outer side of the racks 162 by a screw, and the third limiting block 163 is clamped and slidably connected with the third limiting groove 112, so that the upper surfaces of the feet can be conveniently extruded and fixed by the arc-shaped rubber pad 161;
the left side and the right side of the rubber block 17 are respectively provided with a sliding rod 171 through screws, the bottom of the rubber block 17 is fixedly provided with a return spring 172 through screws, the bottom end of the return spring 172 is in screwed connection with the placing plate 11, the sliding rod 171 is in clamped sliding connection with the sliding groove 111, and the height of the extrusion plate 16 can be conveniently adjusted through the rubber block 17;
the front end of the fourth transmission gear 19 is provided with a third rope winding disc 191, the middle interiors of the fourth transmission gear 19 and the third rope winding disc 191 are connected with a fourth mounting shaft rod 192 in a penetrating and keying mode, a second connecting rope 193 is wound on the outer side of the third rope winding disc 191 through a screw, the rear end of the fourth mounting shaft rod 192 is in bearing connection with the placing plate 11, a first torsion spring 194 is arranged on the outer side of the rear end of the fourth mounting shaft rod 192 in a nesting mode, the front end of the first torsion spring 194 is in screw connection with the fourth mounting shaft rod 192, the rear end of the first torsion spring 194 is in screw connection with the placing plate 11, and therefore the fourth mounting shaft rod 192 and the fourth transmission gear 19 can be driven to rotate through the third rope winding disc 191.
The working principle of the embodiment is as follows: when the pair of strength adjustable leg exercise devices for orthopedic rehabilitation is used, firstly, as shown in fig. 4, the whole device is moved into a working area, the whole device is placed at a seat or a bedside after reaching the working area, then a user sits at the seat or the bedside, then as shown in fig. 3-5, the user places feet on the rubber block 17, the rubber block 17 is driven to descend by the gravity of the feet, so that the rubber block 17 extrudes the return spring 172, so that the rubber block 17 is driven to reset by the accumulated force of the return spring 172 in the later period, then the rubber block 17 pulls the second connecting rope 193 as shown in fig. 5-7 when descending, meanwhile, the sliding rod 171 slides in the sliding groove 111, so as to ensure the stable descending of the rubber block 17, the second connecting rope 193 drives the third rope reel 191 to rotate when being pulled, so that the third rope reel 191 drives the fourth mounting shaft 192 connected with the internal key to rotate, thereby causing the fourth mounting shaft 192 to rotate the outboard keyed fourth transfer gear 19;
the fourth transmission gear 19 drives the fifth transmission gear 20 in meshing connection to rotate when rotating, so that the fifth transmission gear 20 drives the rack 162 in meshing connection to descend, a third limiting block 163 on the outer side of the rack 162 is in clamping sliding connection in a third limiting groove 112, and stable descending of the rack 162 is guaranteed, as the diameter of the fifth transmission gear 20 is smaller than that of the fourth transmission gear 19, the rotating speed of the fifth transmission gear 20 is larger than that of the fourth transmission gear 19, so that the descending speed of the rack 162 is larger than that of the rubber block 17, the extrusion plate 16 drives the rubber pad 161 to well extrude and fix the foot above the rubber block 17, the operation is simple and convenient, and only the foot needs to be directly placed on the rubber block 17 without manual operation;
then, as shown in fig. 1-3, when the force needs to be adjusted, the front end of the second threaded rod 10 is manually rotated, so that the second threaded rod 10 drives the casing 9 in external threaded connection to move when rotating, at this time, the second limit block 14 at the bottom of the casing 9 slides in the second limit groove 15 in the mounting housing 1, so as to ensure that the casing 9 stably moves, and further the casing 9 drives the second transmission gear 7 and the third transmission gear 8 to move, when the second transmission gear 7 is engaged with the first transmission gears 6 at the left and right sides, the rotation of the second threaded rod 10 is stopped, the top end of the second mounting shaft 71 is connected with the servo motor, so that the second mounting shaft 71 rotates, and further the second mounting shaft 71 drives the second transmission gear 7 in external key connection to rotate, and the second transmission gear 7 drives the first transmission gear 6 to rotate, because the diameter of the second transmission gear 7 is smaller than that of the first transmission gear 6, and the rotating speed of the second transmission gear 7 is larger than that of the first transmission gear 6, when the first transmission gear 6 rotates, as shown in fig. 1 and 3, the first rope winding disc 4 is driven to rotate by the second rope winding disc 62 and the first connecting rope 5, so that the first rope winding disc 4 drives the first threaded rod 3 with the internal key connection to rotate, and therefore, as shown in fig. 5, the connecting block 18 with the external threaded connection is driven to move by the rotation of the first threaded rod 3, and meanwhile, when the first threaded rod 3 rotates, the second torsion spring 21 is accumulated, so that the first threaded rod 3 is driven to reversely rotate by the accumulated force of the second torsion spring 21 in the later period, the stable movement of the connecting block 18 is ensured by the clamping connection of the first limiting block 12 and the first limiting groove 13, and the placing plate 11 is driven to move by the connecting block 18 when moving, through second torsion spring 21's power of holding and servo motor's setting, can drive and place board 11 and carry out reciprocating motion back and forth, and then make and place board 11 and drive the shank and open and crooked, so as to take exercise work, when the dynamics of will taking exercise when needs were transferred greatly, as shown in figure 1, on the same principle, as shown above, first threaded rod of reverse rotation 3, make third drive gear 8 and first drive gear 6 mesh and be connected, and then make the rotational speed increase of first drive gear 6, so as to improve the moving speed of placing board 11, and then improve the dynamics of training, thereby accomplish a series of works.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a device is tempered to recovered shank of using of orthopedics that can adjust power, includes installation shell (1), diaphragm (2), first threaded rod (3) and second torsion spring (21), its characterized in that: the left side and the right side of the mounting shell (1) are both fixed with transverse plates (2) by screws, the inner bearing of the upper surface of the transverse plate (2) is connected with a first threaded rod (3), the outer side of the rear end of the first threaded rod (3) is connected with a first rope winding disc (4) by a key, the outer side of the first rope winding disc (4) is wound with a first connecting rope (5) by screws, the inner bearing of the mounting shell (1) is connected with a second threaded rod (10), the outer side of the second threaded rod (10) is connected with a sleeve (9) by threads, the upper bearing of the front end of the sleeve (9) is connected with a third transmission gear (8), the upper bearing of the rear end of the sleeve (9) is connected with a second transmission gear (7), the left side and the right side of the sleeve (9) are both provided with first transmission gears (6), and the first transmission gears (6) are in bearing connection with the mounting shell, the front end of the second threaded rod (10) penetrates through the front side face of the mounting shell (1), a placing plate (11) is arranged above the front end of the first threaded rod (3), first limit blocks (12) are mounted on the left side and the right side of the placing plate (11) through screws, first limit grooves (13) are formed in the inner walls of the left side and the right side of the transverse plate (2), the first limit blocks (12) are connected to the inner portions of the first limit grooves (13) in a clamping and sliding mode, second limit blocks (14) are mounted on the bottom of the sleeve (9) through screws, second limit grooves (15) are formed in the inner wall of the lower surface of the mounting shell (1), second limit blocks (14) are connected to the inner portions of the second limit grooves (15) in a clamping and sliding mode, an extrusion plate (16) is arranged above the placing plate (11), a rubber block (17) is arranged below the extrusion plate (16), and a rubber block (17) is arranged inside the placing plate (11, and the bottom of the placing plate (11) is fixed with a connecting block (18) through a screw, the inner thread of the connecting block (18) is connected with a first threaded rod (3), the inner walls of the left side and the right side of the upper end of the placing plate (11) are connected with a fourth transmission gear (19) and a fifth transmission gear (20) through bearings, the upper portion of the fourth transmission gear (19) is meshed with the fifth transmission gear (20), a second torsion spring (21) is nested on the outer side of the front end of the first threaded rod (3), the rear end of the second torsion spring (21) is in screw connection with the first threaded rod (3), and the front end of the second torsion spring (21) is in screw connection with the transverse plate (2).
2. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 1, characterized in that: the inside middle of first drive gear (6) runs through the key connection and has first installation axostylus axostyle (61), and the below of first drive gear (6) is provided with second rope winding dish (62), and the inside key connection of second rope winding dish (62) has first installation axostylus axostyle (61), and the outside winding of second rope winding dish (62) is connected with first connecting rope (5).
3. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 1, characterized in that: the inner key of the second transmission gear (7) is connected with a second mounting shaft rod (71), the bottom end of the second mounting shaft rod (71) is in bearing connection with the sleeve (9), and the diameter of the second transmission gear (7) is smaller than that of the first transmission gear (6).
4. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 1, characterized in that: the inner key of the third transmission gear (8) is connected with a third mounting shaft rod (81), the bottom end of the third mounting shaft rod (81) is in bearing connection with the sleeve (9), and the diameter of the third transmission gear (8) is larger than that of the first transmission gear (6).
5. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 1, characterized in that: the sleeve (9) is in sliding connection with the mounting shell (1) through a second threaded rod (10), and the length of the sleeve (9) is smaller than that of the second threaded rod (10).
6. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 1, characterized in that: the inner walls of the left side and the right side of the placing plate (11) are provided with a sliding groove (111) and a third limiting groove (112), and the outer side of the sliding groove (111) is provided with the third limiting groove (112).
7. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 6, characterized in that: rubber pad (161) are fixed with to the bottom intermediate screw of stripper plate (16), and the equal screwed mounting of the left and right sides lower extreme of stripper plate (16) has rack (162), and the outside screwed mounting of rack (162) has third stopper (163), and third stopper (163) and third spacing groove (112) block sliding connection simultaneously.
8. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 6, characterized in that: the left and right sides of rubber block (17) are all screwed with slide bar (171), and the bottom fix with screw of rubber block (17) has reset spring (172), and the bottom of reset spring (172) with place board (11) screwed connection, and slide bar (171) and spout (111) block sliding connection.
9. The orthopedic rehabilitation leg exercise device capable of adjusting strength according to claim 1, characterized in that: the front end of the fourth transmission gear (19) is provided with a third rope winding disc (191), a fourth mounting shaft rod (192) penetrates through the middle inner portions of the fourth transmission gear (19) and the third rope winding disc (191) in a key connection mode, a second connecting rope (193) is installed on the outer side of the third rope winding disc (191) in a winding mode through screws, the rear end of the fourth mounting shaft rod (192) is in bearing connection with the placing plate (11), a first torsion spring (194) is arranged on the outer side of the rear end of the fourth mounting shaft rod (192) in a nested mode, the front end of the first torsion spring (194) is in screw connection with the fourth mounting shaft rod (192), and the rear end of the first torsion spring (194) is in screw connection with the placing plate (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010956611.9A CN111991192B (en) | 2020-09-12 | 2020-09-12 | Device is tempered with shank to orthopedic rehabilitation that power degree was adjusted |
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| CN202010956611.9A CN111991192B (en) | 2020-09-12 | 2020-09-12 | Device is tempered with shank to orthopedic rehabilitation that power degree was adjusted |
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| CN111991192B CN111991192B (en) | 2022-06-21 |
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| CN111991192B (en) | 2022-06-21 |
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