CN217138581U - A dismouting structure is inhaled to magnetism for multi-joint constant velocity training - Google Patents
A dismouting structure is inhaled to magnetism for multi-joint constant velocity training Download PDFInfo
- Publication number
- CN217138581U CN217138581U CN202123083799.XU CN202123083799U CN217138581U CN 217138581 U CN217138581 U CN 217138581U CN 202123083799 U CN202123083799 U CN 202123083799U CN 217138581 U CN217138581 U CN 217138581U
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- constant velocity
- electromagnet
- connecting groove
- training
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The utility model discloses a magnetism is inhaled dismouting structure for multi-joint constant velocity training, it belongs to multi-joint constant velocity training device technical field, include: one side of the rotary connecting part is provided with a connecting groove and a positioning bulge; a magnetic suction disc is arranged in the magnetic suction disc, and is made of ferromagnetic materials; the transmission shaft is rotatably arranged on the supporting seat; one end of the connecting groove can extend into the connecting groove, and the other end of the connecting groove is connected with a driving component; the transmission shaft is sleeved with an electromagnet, and the electromagnet is connected with a controller; the transmission shaft is sleeved with a positioning disc, and a positioning hole is formed in the positioning disc; the utility model discloses a can be connected through magnetic force between the last magnetic chuck of rotor arm and the epaxial electro-magnet of transmission, the one end of transmission shaft can stretch into in the coupling groove to through assorted location arch and locating hole, can effectually guarantee to rotate and be connected the steadiness between connecting portion and the transmission shaft, easy dismounting, simple structure, low cost has guaranteed the training efficiency and the training effect of many joints.
Description
Technical Field
The utility model relates to a multi-joint constant velocity training technical field, concretely relates to a magnetism is inhaled dismouting structure for multi-joint constant velocity training.
Background
The constant-speed movement refers to constant movement speed and variable resistance in the joint movement process, and in the movement process, muscle force only increases muscle strength and moment output, but the size of angular speed in the movement process is not changed, namely the movement speed is constant. Isokinetic movement is a movement pattern in which muscles can bear the maximum load in the whole range of joint movement, and is mainly used for muscle function evaluation and muscle strength training after sports injury at first.
The existing joint training mainly adopts the mode that the limb rotates around a certain axis of the joint at a constant angular speed due to muscle contraction, the length of muscle fiber is shortened or stretched, obvious joint movement is caused, and the joint training is dynamic contraction similar to isotonic contraction. In isokinetic motion, however, isokinetic instruments provide a compliant resistance, the magnitude of which varies with the magnitude of the muscle contraction tension, resembling isometric contraction. Therefore, isokinetic movement is more suitable for recovery and strengthening of muscular strength in rehabilitation or testing.
At present, different joints on a body can be trained only by adopting joint constant-speed training instruments with different structures, so that the cost of joint constant-speed training is greatly increased. In order to reduce the cost and improve the training effect on different joints, rotating arms with different structures are usually designed according to different joints, and when constant-speed training is carried out on a specific joint, only the corresponding rotating arm needs to be fixed on a joint constant-speed training instrument. The existing rotating arm and joint constant-speed training instrument are complex to install and detach, and the connection stability of the rotating arm and the joint constant-speed training instrument is not ideal.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a pair of a magnetism is inhaled dismouting structure for multi-joint constant velocity training, can connect through magnetic force between magnetic chuck on the rotor arm and the epaxial electro-magnet of transmission, the one end of transmission shaft can stretch into in the connecting groove to through assorted location arch and locating hole, can effectually guarantee to rotate and be connected the steadiness between connecting portion and the transmission shaft, easy dismounting, moreover, the steam generator is simple in structure, therefore, the carrier wave generator is low in cost, multi-joint training efficiency and training effect have been guaranteed, user's training experience has been improved.
In order to realize the purpose, the utility model adopts the technical scheme as follows:
a magnetism is inhaled dismouting structure for multiarticular constant velocity training includes:
the rotary connecting part is provided with a connecting groove at one side, and a positioning bulge is arranged at the position of the rotary connecting part at one side of the connecting groove; a magnetic suction disc is arranged in the rotary connecting part and is made of a ferromagnetic material;
the transmission shaft is rotatably arranged on the supporting seat; one end of the transmission shaft can extend into the connecting groove, and the other end of the transmission shaft is connected with a driving assembly for driving the transmission shaft to rotate; an electromagnet is sleeved on one side, close to the connecting groove, of the transmission shaft, and the electromagnet is connected with a controller for controlling the electromagnet to be switched on and off; one side of the transmission shaft, which is close to the connecting groove, is sleeved with a positioning disc, and the positioning disc is provided with a positioning hole matched with the positioning protrusion.
As a preferred technical scheme, a limiting sleeve is sleeved outside the transmission shaft and fixed on the supporting seat, and a limiting assembly is arranged on the side surface of the limiting sleeve, which is far away from the driving assembly; and a limiting bulge matched with the limiting component is arranged on the side surface of the rotating connecting part.
As a preferred technical scheme, the limiting assembly is a limiting pin, a plurality of limiting holes matched with the limiting pin are formed in the side face, far away from the driving assembly, of the limiting sleeve, and the limiting holes are evenly distributed around the transmission shaft.
As a preferred technical scheme, a rotating arm is arranged on the rotating connecting portion, and a fixing assembly is arranged on the rotating arm.
Preferably, the fixing component is a handle, a pedal or a strap.
As a preferable technical solution, the driving assembly is a servo motor, and the driving assembly is connected to the controller.
As a preferable technical scheme, the driving assembly is connected with a speed reducer, and the speed reducer is in transmission connection with the transmission shaft.
As a preferable technical scheme, the electromagnet is in a ring shape, and the shape of the magnetic suction disc is matched with that of the electromagnet; when one end of the transmission shaft extends into the connecting groove, the electromagnet is attached to the magnetic suction disc.
As a preferred technical scheme, the transmission shaft is rotatably connected with the support seat through a bearing, and the transmission shaft can rotate around the axial direction of the transmission shaft.
The utility model has the advantages of that:
the utility model discloses a can be connected through magnetic force between the last magnetic chuck of rotor arm and the epaxial electro-magnet of transmission, the one end of transmission shaft can stretch into in the coupling groove to through assorted location arch and locating hole, can effectually guarantee to rotate and be connected the steadiness between connecting portion and the transmission shaft, easy dismounting, simple structure, low cost has guaranteed the training efficiency and the training effect of multiarticular, has improved user's training experience.
Drawings
FIG. 1 is a general structural view of an embodiment of a magnetic suction assembly/disassembly structure for multi-joint constant velocity training of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
fig. 3 is a schematic view of the rotation joint in fig. 1.
In the figure: 1-rotation connecting part, 11-connecting groove, 12-positioning protrusion, 13-magnetic suction disc, 14-limiting protrusion, 2-transmission shaft, 21-electromagnet, 22-positioning disc, 3-driving component, 31-speed reducer, 4-limiting sleeve, 41-limiting pin, 42-limiting hole, 5-rotating arm, 51-fixing component and 6-bearing.
Detailed Description
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-3, an embodiment of a magnetic attraction assembly and disassembly structure for multi-joint constant velocity training of the present invention includes:
a connecting groove 11 is formed in one side of the rotating connecting part 1, and a positioning protrusion 12 is arranged at the position, located on one side of the connecting groove 11, of the rotating connecting part 1; a magnetic suction disc 13 is arranged in the rotary connecting part 1, and the magnetic suction disc 13 is made of ferromagnetic materials;
the transmission shaft 2 is rotatably arranged on a support seat (not shown in the figure), and the support seat is used for positioning the transmission shaft 2; one end of the transmission shaft 2 can extend into the connecting groove 11, the other end of the transmission shaft 2 is connected with a driving component 3 for driving the transmission shaft 2 to rotate, and the driving component 3 can drive the rotating connecting part 1 to rotate when driving the transmission shaft 2 to rotate; an electromagnet 21 is sleeved on one side, close to the connecting groove 11, of the transmission shaft 2, the electromagnet 21 is connected with a controller for controlling the electromagnet 21 to be switched on and off, when the electromagnet 21 is switched on, the electromagnet 21 has magnetic attraction force on ferromagnetic substances, and when the transmission shaft 2 is inserted into the connecting groove 11, the electromagnet 21 attracts the magnetic suction disc 13, so that the rotary connecting part 1 is connected with the transmission shaft 2; one side cover that transmission shaft 2 is close to coupling groove 11 is equipped with positioning disk 22, is equipped with the locating hole that matches with protruding 12 in location on positioning disk 22, and when transmission shaft 2 inserted coupling groove 11 in, protruding 12 in location can insert the locating hole, when guaranteeing that transmission shaft 2 rotates, rotates connecting portion 1 and rotates thereupon.
In this embodiment, referring to fig. 1 and fig. 2, a limiting sleeve 4 is sleeved outside the transmission shaft 2, the limiting sleeve 4 is fixed on the supporting seat, and a limiting assembly is arranged on a side surface of the limiting sleeve 4 away from the driving assembly 3; the side surface of the rotating connecting part 1 is provided with a limiting bulge 14 matched with the limiting component, and when the rotating connecting part 1 rotates, the rotating angle of the rotating connecting part 1 can be effectively limited by the limiting component and the limiting bulge 14; further, spacing subassembly can be established to spacer pin 41, is equipped with a plurality of spacing holes 42 that match with spacer pin 41 on the side that drive assembly 3 was kept away from to stop collar 4, and spacing hole 42 winds transmission shaft 2 evenly distributed, through inserting different spacing holes 42 with spacer pin 41 in, the adjustment that can be convenient rotates the rotation range of connecting portion 1.
In this embodiment, referring to fig. 1 to fig. 3, a rotating arm 5 is disposed on the rotating connection portion 1, and the rotating arm 5 can rotate along with the rotating connection portion 1; the rotating arm 5 is provided with a fixing component 51, and the fixing component 51 is used for fixing the limb of the patient, so that a certain joint of the patient can move at a constant speed along with the rotating arm 5; in particular, the fixing member 51 may be a handle, a foot rest, or a strap.
It should be noted that the driving assembly 3 is preferably a servo motor, the driving assembly 3 is connected to a controller, and the controller can control the rotation speed of the driving assembly 3, so as to adjust the rotation speed of the rotation connection portion 1; specifically, the controller may be a PLC.
In this embodiment, referring to fig. 1 and fig. 2, the driving assembly 3 is connected to a speed reducer 31, the speed reducer 31 is in transmission connection with the transmission shaft 2, and the speed reducer 31 is used to more effectively and accurately control the rotation speed of the transmission shaft 2.
It should be noted that the electromagnet 21 is preferably designed into a circular ring shape, and can be more conveniently sleeved and fixed on the transmission shaft 2; the shape of the magnetic suction disc 13 is matched with that of the electromagnet 21, so that the stability of the magnetic force between the electromagnet 21 and the magnetic suction disc 13 can be ensured; when the one end of transmission shaft 2 stretched into in the connecting groove 11, electro-magnet 21 and the laminating of magnetic chuck 13 can guarantee to rotate the connection steadiness between connecting portion 1 and the transmission shaft 2.
In this embodiment, referring to fig. 1 and fig. 2, the transmission shaft 2 is rotatably connected to the supporting base through a bearing 6, and the bearing 6 can rotatably mount the transmission shaft 2 on the supporting base and ensure that the transmission shaft 2 can rotate around the axial direction thereof.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a dismouting structure is inhaled to magnetism for articulated constant velocity training, characterized by includes:
the rotary connecting part is provided with a connecting groove at one side, and a positioning bulge is arranged at the position of the rotary connecting part at one side of the connecting groove; a magnetic suction disc is arranged in the rotary connecting part and is made of a ferromagnetic material;
the transmission shaft is rotatably arranged on the supporting seat; one end of the transmission shaft can extend into the connecting groove, and the other end of the transmission shaft is connected with a driving assembly for driving the transmission shaft to rotate; an electromagnet is sleeved on one side, close to the connecting groove, of the transmission shaft, and the electromagnet is connected with a controller for controlling the electromagnet to be switched on and off; one side of the transmission shaft, which is close to the connecting groove, is sleeved with a positioning disc, and the positioning disc is provided with a positioning hole matched with the positioning protrusion.
2. The magnetic suction dismounting structure for multi-joint constant velocity training according to claim 1, wherein a limit sleeve is sleeved outside the transmission shaft, the limit sleeve is fixed on the supporting seat, and a limit component is arranged on the side of the limit sleeve away from the driving component; and a limiting bulge matched with the limiting component is arranged on the side surface of the rotating connecting part.
3. The magnetic suction dismounting structure for multi-joint constant velocity training according to claim 2, wherein the limiting component is a limiting pin, a plurality of limiting holes matched with the limiting pin are arranged on the side surface of the limiting sleeve away from the driving component, and the limiting holes are evenly distributed around the transmission shaft.
4. The magnetic attraction disassembly and assembly structure for multi-joint constant velocity training as claimed in claim 1, wherein the rotation connecting portion is provided with a rotation arm, and the rotation arm is provided with a fixing component.
5. The magnetic suction structure for multi-joint constant velocity training as claimed in claim 4, wherein said fixing member is a handle, a pedal or a strap.
6. The magnetic attraction disassembly and assembly structure for multi-joint constant velocity training of claim 1, wherein the driving component is a servo motor and is connected with the controller.
7. The magnetic suction dismounting structure for multi-joint constant velocity training according to claim 1 or 6, wherein the driving assembly is connected with a speed reducer, and the speed reducer is in transmission connection with the transmission shaft.
8. The magnetic attraction disassembly and assembly structure for multi-joint constant velocity training of claim 1, wherein the electromagnet is in a ring shape, and the shape of the magnetic attraction disc is matched with that of the electromagnet; when one end of the transmission shaft extends into the connecting groove, the electromagnet is attached to the magnetic suction disc.
9. The magnetic suction structure for multi-joint constant velocity training as claimed in claim 1, wherein the transmission shaft is rotatably connected to the supporting base through a bearing, and the transmission shaft is rotatable around its axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123083799.XU CN217138581U (en) | 2021-12-09 | 2021-12-09 | A dismouting structure is inhaled to magnetism for multi-joint constant velocity training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123083799.XU CN217138581U (en) | 2021-12-09 | 2021-12-09 | A dismouting structure is inhaled to magnetism for multi-joint constant velocity training |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217138581U true CN217138581U (en) | 2022-08-09 |
Family
ID=82685513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123083799.XU Active CN217138581U (en) | 2021-12-09 | 2021-12-09 | A dismouting structure is inhaled to magnetism for multi-joint constant velocity training |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217138581U (en) |
-
2021
- 2021-12-09 CN CN202123083799.XU patent/CN217138581U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106826763B (en) | Flexible exoskeleton robot for climbing knee joint power-assisted | |
| US7563210B2 (en) | Gyroscopic total exerciser | |
| US6857993B2 (en) | Magnetic tension control weight training machine | |
| CN217138581U (en) | A dismouting structure is inhaled to magnetism for multi-joint constant velocity training | |
| CN101829003B (en) | Exoskeleton-type upper limb rehabilitation robot | |
| CN103930170A (en) | Exercise machine | |
| CN210310636U (en) | Lightweight quadruped robot with joint force control function | |
| CN114146364A (en) | Dynamic force feedback constant speed training device | |
| CN106937861A (en) | A kind of capsule endoscope motion control device | |
| CN208812087U (en) | Wearable power-assisted manipulator device | |
| CN217138582U (en) | A low limbs extend structure for multi-joint constant velocity training | |
| CN113318389A (en) | Arm strength device with adjustable exercise intensity | |
| US20230028141A1 (en) | Tremor stabilisation apparatus | |
| CN206898656U (en) | A kind of machinery electric welding movable attachment means used | |
| JP2001248536A (en) | Gravity driving device | |
| CN207292185U (en) | The flexible damping gear set of robot | |
| CN208916499U (en) | A kind of enameled wire thread-changing auxiliary device | |
| CN2264580Y (en) | Shoulder joint function recovery chair | |
| EP1709339B1 (en) | Adjustable bearing assembly for rotating spindle of a dental hanpiece | |
| CN218391582U (en) | Steel wire rope expansion pre-tightening structure | |
| CN219071181U (en) | Annular neck massage instrument | |
| US20070298942A1 (en) | Precessional device with secondary portion | |
| CN218076283U (en) | Flying disc launching device | |
| CN210933636U (en) | Rehabilitation training device | |
| CN114536379B (en) | Exoskeleton |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |