CN115355261A - Safety coupling and hand rehabilitation therapeutic instrument - Google Patents
Safety coupling and hand rehabilitation therapeutic instrument Download PDFInfo
- Publication number
- CN115355261A CN115355261A CN202210815971.6A CN202210815971A CN115355261A CN 115355261 A CN115355261 A CN 115355261A CN 202210815971 A CN202210815971 A CN 202210815971A CN 115355261 A CN115355261 A CN 115355261A
- Authority
- CN
- China
- Prior art keywords
- elastic
- groove
- limiting
- shaft
- shaft mounting
- 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.)
- Granted
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 22
- 238000010168 coupling process Methods 0.000 title claims abstract description 22
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 22
- 230000001225 therapeutic effect Effects 0.000 title abstract description 7
- 238000009434 installation Methods 0.000 claims description 8
- 239000012858 resilient material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000004064 dysfunction Effects 0.000 description 3
- 210000003414 extremity Anatomy 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 208000017667 Chronic Disease Diseases 0.000 description 1
- 206010023230 Joint stiffness Diseases 0.000 description 1
- 206010061223 Ligament injury Diseases 0.000 description 1
- 208000018501 Lymphatic disease Diseases 0.000 description 1
- 208000001738 Nervous System Trauma Diseases 0.000 description 1
- 206010061363 Skeletal injury Diseases 0.000 description 1
- 208000026137 Soft tissue injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001145 finger joint Anatomy 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 210000002478 hand joint Anatomy 0.000 description 1
- 208000028412 nervous system injury Diseases 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 208000019553 vascular disease Diseases 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D7/00—Slip couplings, e.g. slipping on overload, for absorbing shock
- F16D7/04—Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type
-
- 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
- A61H1/0274—Stretching or bending or torsioning apparatus for exercising for the upper limbs
- A61H1/0285—Hand
- A61H1/0288—Fingers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a safety coupling and a hand rehabilitation therapeutic apparatus, wherein the safety coupling comprises: the first shaft mounting part is provided with at least one limiting piece; the second shaft mounting part is provided with at least one elastic groove, and the limiting part is clamped in the elastic groove; and when the torsion is greater than a threshold value, the limiting clamping piece extrudes the elastic groove to deform and is separated from the elastic groove. By applying the invention, the coupling structure suitable for the hand rehabilitation therapeutic apparatus is provided, once the limb part of a patient is stressed too much in the rehabilitation training process, the limiting piece can be separated from the elastic groove to stop the torque transmission of the first shaft mounting part and the second shaft mounting part, so that the safety of the rehabilitation training of the patient is ensured.
Description
Technical Field
The invention relates to the technical field of medical rehabilitation instruments, in particular to a safety coupling and a hand rehabilitation therapeutic instrument.
Background
Generally, hand dysfunction will seriously affect the daily life, production labor and social communication of the patient, and the adverse effect is more serious than the disease itself. Common causes of upper limb and hand dysfunction include skeletal and soft tissue injury, central nervous system injury, vascular and lymphatic diseases, chronic diseases, and the like. With the fusion development of multiple disciplines, the robot technology is widely applied to the field of rehabilitation therapy, and the robot assists the affected limb of the patient to carry out repetitive exercise through corresponding equipment, so that the rehabilitation training of the affected limb of the patient is realized. However, most of the existing rehabilitation therapy apparatuses do not limit the corresponding motion torque, so that certain potential safety hazards exist, and especially for hand dysfunction patients with hand joint stiffness and other symptoms, the finger joint ligament injury is easily caused by the overlarge motor torque of the rehabilitation therapy apparatuses.
Disclosure of Invention
In view of the above, in order to solve the above problems, an object of the present invention is to provide a safety coupling, including:
the first shaft mounting part is provided with at least one limiting piece;
the second shaft mounting part is provided with at least one elastic groove, and the limiting part is clamped in the elastic groove;
the elastic groove is formed in the first shaft mounting portion, the second shaft mounting portion is arranged on the second shaft mounting portion, and the limiting piece is arranged in the elastic groove and is used for limiting the elastic groove to deform.
In another preferred embodiment, the elastic groove is made of an elastic material, and the elastic groove has an elastic deformation in the axial direction of the first shaft mounting part.
In another preferred embodiment, the first shaft mounting part includes: the bearing device comprises a first bearing part and a driven shaft, wherein one side of the first bearing part is provided with a limiting part, and the other side of the first bearing part is provided with the driven shaft.
In another preferred embodiment, the second shaft mounting portion includes: the bearing device comprises a second bearing part and a driving shaft, wherein one side of the second bearing part is provided with the elastic groove, and the other side of the second bearing part is provided with the driving shaft.
In another preferred embodiment, the second shaft mounting portion is further provided with a safety sliding groove, the safety sliding groove is arranged in a circular shape or an arc shape, the elastic groove is arranged in the safety sliding groove, and when the limiting member is disengaged from the elastic groove, the limiting member is slidably arranged in the safety sliding groove.
In another preferred embodiment, the elastic groove includes: the two elastic pieces are sequentially arranged along the safety sliding groove, and the limiting piece is clamped between the two elastic pieces.
In another preferred embodiment, an inclined surface is formed on one side of the inner portion of the elastic groove, and the inclined surface is used for guiding the disengagement of the stopper.
In another preferred embodiment, the number of the limiting members is at least two, the number of the elastic slots is at least two, and each limiting member is disposed in one of the elastic slots.
In another preferred embodiment, the two limiting members are symmetrically disposed with respect to the axis of the first shaft mounting portion, and the two elastic grooves are symmetrically disposed with respect to the axis of the second shaft mounting portion.
The present invention also provides a hand rehabilitation therapeutic apparatus, comprising the safety coupling as described above, further comprising: the machine rod is connected with the first shaft installation part, the motor is connected with the second shaft installation part, and the machine rod is used for being connected with the fingers of a patient.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following positive effects: by applying the invention, the coupling structure suitable for the hand rehabilitation therapeutic apparatus is provided, once the limb part of a patient is stressed too much in the rehabilitation training process, the limiting piece can be separated from the elastic groove to stop the torque transmission of the first shaft mounting part and the second shaft mounting part, so that the safety of the rehabilitation training of the patient is ensured.
Drawings
Fig. 1 is a schematic structural view of a safety coupling according to the present invention.
In the drawings:
1. a first shaft mounting portion; 2. a limiting member; 3. a second shaft mounting portion; 4. an elastic groove; 5. a first bearing part; 6. a driven shaft; 7. a second bearing part; 8. a drive shaft; 9. a safety chute; 10. an elastic member.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1, there is shown a preferred embodiment safety coupling comprising: the first shaft mounting part 1, the first shaft mounting part 1 has at least one stop piece 2; the second shaft mounting part 3, the second shaft mounting part 3 has at least one elastic groove 4, the locating part 2 is blocked and propped against in the elastic groove 4; wherein, a torsion is transmitted between the first shaft mounting part 1 and the second shaft mounting part 3, and when the torsion is larger than a threshold value, the limiting part 2 extrudes the elastic groove 4 to deform and is separated from the elastic groove 4. Further, in a normal use state, the torque is transmitted from the second shaft mounting part 3 to the limiting part 2 and then transmitted to the first shaft mounting part 1 through the elastic groove 4, so that the first shaft mounting part 1 and the second shaft mounting part 3 rotate synchronously; when the first shaft mounting portion 1 is blocked from moving, if too much reaction force is generated to the first shaft mounting portion by the fingers of the patient, the torque force applied to the elastic groove 4 by the limiting member 2 will increase and exceed the threshold value, which is the force applied to the elastic groove 4 when the elastic groove 4 is driven to deform correspondingly so that the limiting member 2 can be disengaged from the position where the elastic groove 4 deforms, i.e., the limiting member 2 and the elastic groove 4 are extruded and disengaged from the outer side of the elastic groove 4, so that the torque force cannot be continuously transmitted between the first shaft mounting portion 1 and the second shaft mounting portion 3.
Further, as a preferred embodiment, the elastic groove 4 is made of an elastic material, and the elastic groove 4 has an elastic deformation in the axial direction of the first shaft mounting part 1.
Further, as a preferred embodiment, the first shaft mounting part 1 includes: first supporting part 5 and driven shaft 6, one side of first supporting part 5 is provided with locating part 2, and the opposite side of first supporting part 5 is provided with driven shaft 6.
Further, as a preferred embodiment, the second shaft mounting part 3 includes: the bearing device comprises a second bearing part 7 and a driving shaft 8, wherein one side of the second bearing part 7 is provided with an elastic groove 4, and the other side of the second bearing part 7 is provided with the driving shaft 8.
Further, as a preferred embodiment, the first bearing portion 5 and the second bearing portion 7 are both in a pie-shaped structure, and the first bearing portion 5 and the second bearing portion 7 can be relatively rotatably disposed against each other.
Further, as a preferred embodiment, the radial cross section of the first bearing part 5 is the same as the radial cross section of the second bearing part 7.
Further, as a preferred embodiment, the driving shaft 8 is arranged coaxially with the driven shaft 6.
Further, as a preferred embodiment, the second shaft mounting portion 3 is further provided with a safety sliding groove 9, the safety sliding groove 9 is arranged in a circular or arc shape, the elastic groove 4 is arranged in the safety sliding groove 9, and when the limiting member 2 is separated from the elastic groove 4, the limiting member 2 is slidably arranged in the safety sliding groove 9.
Further, as a preferred embodiment, the elastic groove 4 includes: two elastic components 10, two elastic components 10 set up along safe spout 9 in proper order, and locating part 2 block is in support between two elastic components 10. Further, in a normal working state, the limiting member 2 at least applies force to one of the elastic members 10.
Further, as a preferred embodiment, a limiting space is formed between the two elastic members 10, and an inner contour of the limiting space is matched with an outer contour of the limiting member 2.
Further, as a preferred embodiment, one end of the limiting member 2 is connected to the first bearing portion 5, and the other end of the limiting member 2 is formed with a protruding structure with a middle portion protruding relatively.
Further, as a preferred embodiment, each of the elastic members 10 is protruded at the inner bottom of the safety chute 9.
Further, as a preferred embodiment, an inclined surface is formed on one side of the inner portion of the elastic groove 4, and the inclined surface is used for guiding the stopper 2 to be pulled out.
Further, as a preferred embodiment, at least one guiding surface is formed on one side of the limiting member 2. Further, the guiding surface is preferably arc-shaped, and the guiding surface normally abuts against the inclined surface and forms static friction force, and when the torsion is too large, the guiding surface and the inclined surface will be converted into sliding friction force until the limiting member 2 is completely separated from the elastic groove 4.
Further, as a preferred embodiment, the elastic member 10 is disposed in a triangular structure, and the inclined surface is formed on one side of the triangular structure.
Further, as a preferred embodiment, the number of the limiting members 2 is at least two, the number of the elastic slots 4 is at least two, and each limiting member 2 is disposed in one elastic slot 4.
Further, as a preferred embodiment, the two position-limiting members 2 are symmetrically disposed with respect to the axis of the first shaft-mounting portion 1, and the two elastic grooves 4 are symmetrically disposed with respect to the axis of the second shaft-mounting portion 3.
Further, as a preferred embodiment, when the two elastic slots 4 are symmetrically arranged, the corresponding safety sliding slots 9 are circularly arranged, so as to provide a moving space with a sliding track of at least 180 degrees for the two separated position-limiting members 2.
Further, as a preferred embodiment, the limiting member 2 is a pin structure.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope and the implementation manner of the present invention.
The present invention also has the following embodiments in addition to the above:
there is shown a preferred embodiment of a hand rehabilitation apparatus including a safety coupling as claimed in any one of the preceding claims, further including: the mechanical rod is connected with the first shaft installation part 1, the motor is connected with the second shaft installation part 3, and the mechanical rod is used for being connected with fingers of a patient. Further, the motor drives the second bearing installation part to rotate, and then the first shaft installation part 1 is driven to rotate under the matching of the limiting part 2 and the elastic groove 4, so that the machine rod is driven to repeatedly apply force to the fingers of the patient to perform rehabilitation training.
In a further embodiment of the present invention, the method further comprises: the sensor, the sensor sets up in safe spout 9, and the sensor is used for detecting the position of locating part 2, sensor and the controller communication connection of motor. Further, the position of the sensor and the elastic groove 4 is staggered relatively, when the limiting member 2 is separated from the elastic groove 4 and slides along the safety sliding groove 9, the sensor is used for detecting whether the limiting member 2 is separated, so that when the limiting member 2 is detected, the motor is controlled to stop moving when the limiting member 2 is confirmed to be separated from the elastic groove 4.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A safety coupling, comprising:
the first shaft mounting part is provided with at least one limiting piece;
the second shaft mounting part is provided with at least one elastic groove, and the limiting part is clamped in the elastic groove;
the elastic groove is formed in the first shaft mounting portion, the second shaft mounting portion is arranged on the second shaft mounting portion, and the limiting piece is arranged in the elastic groove and is used for limiting the elastic groove to deform.
2. A safety coupling according to claim 1, characterized in that the resilient groove is made of a resilient material, said resilient groove having a resilient deformation in the axial direction of the first shaft mounting part.
3. The safety coupling of claim 1, wherein the first shaft mounting portion comprises: the bearing device comprises a first bearing part and a driven shaft, wherein the limiting part is arranged on one side of the first bearing part, and the driven shaft is arranged on the other side of the first bearing part.
4. The safety coupling of claim 1, wherein the second shaft mounting portion comprises: the elastic groove is arranged on one side of the second bearing part, and the driving shaft is arranged on the other side of the second bearing part.
5. The safety coupling according to claim 1, wherein the second shaft mounting portion further has a safety sliding groove, the safety sliding groove is disposed in a circular or arc shape, the elastic groove is disposed in the safety sliding groove, and when the limiting member is disengaged from the elastic groove, the limiting member is slidably disposed in the safety sliding groove.
6. The safety coupling of claim 5, wherein the resilient groove comprises: the two elastic pieces are sequentially arranged along the safety sliding groove, and the limiting piece is clamped between the two elastic pieces.
7. The safety coupling according to claim 1, wherein an inclined surface is formed at one side of an inner portion of the elastic groove, and the inclined surface is used for guiding the escape of the stopper.
8. The safety coupling according to claim 1, wherein the number of the position-limiting elements is at least two, the number of the elastic grooves is at least two, and each position-limiting element is disposed in one of the elastic grooves.
9. The safety coupling according to claim 8, wherein the two position-limiting members are symmetrically disposed with respect to the axis of the first shaft-mounting portion, and the two elastic grooves are symmetrically disposed with respect to the axis of the second shaft-mounting portion.
10. A hand rehabilitation apparatus comprising a safety coupling according to any one of claims 1 to 9, and further comprising: the machine rod is connected with the first shaft installation part, the motor is connected with the second shaft installation part, and the machine rod is used for being connected with the fingers of a patient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210815971.6A CN115355261B (en) | 2022-07-12 | 2022-07-12 | Safety coupling and hand rehabilitation therapeutic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210815971.6A CN115355261B (en) | 2022-07-12 | 2022-07-12 | Safety coupling and hand rehabilitation therapeutic apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115355261A true CN115355261A (en) | 2022-11-18 |
| CN115355261B CN115355261B (en) | 2024-03-29 |
Family
ID=84032567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210815971.6A Active CN115355261B (en) | 2022-07-12 | 2022-07-12 | Safety coupling and hand rehabilitation therapeutic apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115355261B (en) |
Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1193482A (en) * | 1966-07-08 | 1970-06-03 | Luxembourg Brev Participations | Improvements in or relating to Coupling Devices |
| JPS56150630A (en) * | 1980-04-02 | 1981-11-21 | Walterscheid Gmbh Jean | Safety clutch |
| JPH04194417A (en) * | 1990-11-28 | 1992-07-14 | Oriental Motor Co Ltd | Coupling with torque limiter function |
| JPH05248448A (en) * | 1992-03-05 | 1993-09-24 | Fuji Photo Film Co Ltd | Torque limiter |
| JPH08189532A (en) * | 1995-01-12 | 1996-07-23 | Toyota Motor Corp | Elastic shaft coupling |
| JP2000199530A (en) * | 1998-07-24 | 2000-07-18 | Matsushita Electric Ind Co Ltd | Torque limiter and torque transfer device |
| CN2539009Y (en) * | 2002-05-22 | 2003-03-05 | 哈尔滨煤矿机械研究所 | Torque-limiting overload protector |
| US20060172808A1 (en) * | 2005-01-18 | 2006-08-03 | Kanzaki Kokyukoki Mfg. Co., Ltd. | Marine elastic coupling |
| WO2007093058A1 (en) * | 2006-02-16 | 2007-08-23 | Magna Powertrain Inc. | Power transmission damper for a torque limiter |
| CN201143656Y (en) * | 2007-11-28 | 2008-11-05 | 庄嘉琼 | Mechanism for stabilizing driving medium output torsion |
| EP2218426A1 (en) * | 2007-11-07 | 2010-08-18 | Activelink Co., Ltd. | Operation assist device |
| CN202402585U (en) * | 2011-11-22 | 2012-08-29 | 上海科勒电子科技有限公司 | Overload protection transmission device |
| CN103352929A (en) * | 2013-05-23 | 2013-10-16 | 福建合众机械有限公司 | Single-cylinder built-in overload protection shaft |
| CN103511488A (en) * | 2012-06-30 | 2014-01-15 | 徐州康腾传动科技发展有限公司 | Mechanical transmission coupling structure |
| CN203442000U (en) * | 2013-08-10 | 2014-02-19 | 通化钢铁股份有限公司 | Device for preventing axial float of cross shaft of universal shaft coupling |
| US20140135132A1 (en) * | 2012-11-11 | 2014-05-15 | Moog Inc. | Non-chattering ball detent torque limiter |
| CN203847582U (en) * | 2014-04-25 | 2014-09-24 | 河北汇工机械设备有限公司 | Frictional flexible coupler |
| CN208845596U (en) * | 2018-08-17 | 2019-05-10 | 宁波市鄞州兴韩机械实业有限公司 | A kind of torsion adjustable shaft coupling |
| CN109998859A (en) * | 2019-04-26 | 2019-07-12 | 广东博智林机器人有限公司 | A kind of overload sliding mechanism of lower limb exoskeleton robot |
| CN209984545U (en) * | 2019-04-26 | 2020-01-24 | 广东博智林机器人有限公司 | Overload slipping mechanism of lower limb exoskeleton robot |
| CN212615980U (en) * | 2020-05-29 | 2021-02-26 | 宁波奥克斯电气股份有限公司 | Coupler and coupler assembling structure |
| CN114198415A (en) * | 2021-12-14 | 2022-03-18 | 浙江广郡机械有限公司 | Drive coupling for high-speed rotating brush |
-
2022
- 2022-07-12 CN CN202210815971.6A patent/CN115355261B/en active Active
Patent Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1193482A (en) * | 1966-07-08 | 1970-06-03 | Luxembourg Brev Participations | Improvements in or relating to Coupling Devices |
| JPS56150630A (en) * | 1980-04-02 | 1981-11-21 | Walterscheid Gmbh Jean | Safety clutch |
| JPH04194417A (en) * | 1990-11-28 | 1992-07-14 | Oriental Motor Co Ltd | Coupling with torque limiter function |
| JPH05248448A (en) * | 1992-03-05 | 1993-09-24 | Fuji Photo Film Co Ltd | Torque limiter |
| JPH08189532A (en) * | 1995-01-12 | 1996-07-23 | Toyota Motor Corp | Elastic shaft coupling |
| JP2000199530A (en) * | 1998-07-24 | 2000-07-18 | Matsushita Electric Ind Co Ltd | Torque limiter and torque transfer device |
| CN2539009Y (en) * | 2002-05-22 | 2003-03-05 | 哈尔滨煤矿机械研究所 | Torque-limiting overload protector |
| US20060172808A1 (en) * | 2005-01-18 | 2006-08-03 | Kanzaki Kokyukoki Mfg. Co., Ltd. | Marine elastic coupling |
| WO2007093058A1 (en) * | 2006-02-16 | 2007-08-23 | Magna Powertrain Inc. | Power transmission damper for a torque limiter |
| EP2218426A1 (en) * | 2007-11-07 | 2010-08-18 | Activelink Co., Ltd. | Operation assist device |
| CN201143656Y (en) * | 2007-11-28 | 2008-11-05 | 庄嘉琼 | Mechanism for stabilizing driving medium output torsion |
| CN202402585U (en) * | 2011-11-22 | 2012-08-29 | 上海科勒电子科技有限公司 | Overload protection transmission device |
| CN103511488A (en) * | 2012-06-30 | 2014-01-15 | 徐州康腾传动科技发展有限公司 | Mechanical transmission coupling structure |
| US20140135132A1 (en) * | 2012-11-11 | 2014-05-15 | Moog Inc. | Non-chattering ball detent torque limiter |
| CN103352929A (en) * | 2013-05-23 | 2013-10-16 | 福建合众机械有限公司 | Single-cylinder built-in overload protection shaft |
| CN203442000U (en) * | 2013-08-10 | 2014-02-19 | 通化钢铁股份有限公司 | Device for preventing axial float of cross shaft of universal shaft coupling |
| CN203847582U (en) * | 2014-04-25 | 2014-09-24 | 河北汇工机械设备有限公司 | Frictional flexible coupler |
| CN208845596U (en) * | 2018-08-17 | 2019-05-10 | 宁波市鄞州兴韩机械实业有限公司 | A kind of torsion adjustable shaft coupling |
| CN109998859A (en) * | 2019-04-26 | 2019-07-12 | 广东博智林机器人有限公司 | A kind of overload sliding mechanism of lower limb exoskeleton robot |
| CN209984545U (en) * | 2019-04-26 | 2020-01-24 | 广东博智林机器人有限公司 | Overload slipping mechanism of lower limb exoskeleton robot |
| CN212615980U (en) * | 2020-05-29 | 2021-02-26 | 宁波奥克斯电气股份有限公司 | Coupler and coupler assembling structure |
| CN114198415A (en) * | 2021-12-14 | 2022-03-18 | 浙江广郡机械有限公司 | Drive coupling for high-speed rotating brush |
Non-Patent Citations (2)
| Title |
|---|
| 申屠留芳等: "关节叠片联轴器叠片刚度的计算", 《机械强度》, pages 531 - 536 * |
| 马建敏等: "柔性联轴器非线性阻尼对扭转减振的影响", 《振动与冲击》, pages 11 - 13 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115355261B (en) | 2024-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Parikh et al. | Handling objects in old age: forces and moments acting on the object | |
| US20180111017A1 (en) | Assistive rehabilitation elliptical system | |
| EP3599002A2 (en) | Upper limb rehabilitation system | |
| CN107854277B (en) | Wrist joint rehabilitation training device | |
| US9802323B2 (en) | Secured motor-driven articulated arm with cable capstan | |
| CN105997426A (en) | Universal rehabilitation training hand device for left hand and right hand | |
| Peirs et al. | A flexible distal tip with two degrees of freedom for enhanced dexterity in endoscopic robot surgery | |
| EP3035901B1 (en) | Hand motion exercising device | |
| WO2014092076A1 (en) | Hemiplegic forearm function recovery training device | |
| CN110051508A (en) | A kind of four finger driving mechanisms of rehabilitation training | |
| CN108927792A (en) | Wearable power-assisted manipulator device | |
| KR20140111439A (en) | Haptic rehabilitation training device | |
| JP4755825B2 (en) | Instrument for treating carpal tunnel syndrome | |
| CN110507959A (en) | It is a kind of with higher flexibility finger four finger bend and stretch training institution | |
| CN110916972A (en) | Exoskeleton hand rehabilitation training device | |
| CN110269777B (en) | Training device for orthopedic lower limb postoperative power-assisted movement | |
| CN115355261A (en) | Safety coupling and hand rehabilitation therapeutic instrument | |
| WO2014085810A1 (en) | Multiple degree of freedom portable rehabilitation system having dc motor-based, multi-mode actuator | |
| CN118436510A (en) | Active and passive movement system and method for limb joints | |
| CN203280687U (en) | Wearable hand functional rehabilitation training mechanical arm | |
| CN220090377U (en) | Crank mechanism, gait rehabilitation training device and limb training machine | |
| CN209404841U (en) | A kind of multiple degrees of freedom Minimally Invasive Surgery instrument | |
| CN109770871A (en) | Pulse-taking instrument mechanical finger | |
| CN109780012A (en) | It is a kind of axial direction two-way locking device and suspention rehabilitation equipment | |
| CN111045513B (en) | Wearable finger tip force feedback device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |