CN111237300A - Adjustable buckle device - Google Patents
Adjustable buckle device Download PDFInfo
- Publication number
- CN111237300A CN111237300A CN202010038949.6A CN202010038949A CN111237300A CN 111237300 A CN111237300 A CN 111237300A CN 202010038949 A CN202010038949 A CN 202010038949A CN 111237300 A CN111237300 A CN 111237300A
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- China
- Prior art keywords
- chassis
- swing arm
- buckle device
- eaves
- adjustable
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- 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.)
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000007667 floating Methods 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 206010023201 Joint contracture Diseases 0.000 description 2
- 206010023230 Joint stiffness Diseases 0.000 description 2
- 210000000245 forearm Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 210000002310 elbow joint Anatomy 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002435 tendon Anatomy 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nursing (AREA)
- Mechanical Engineering (AREA)
- Buckles (AREA)
Abstract
The adjustable buckling device is provided with a chassis, a swing arm and a central shaft, wherein the central shaft is movably assembled at the central position of the chassis, and the swing arm and the chassis are assembled through the central shaft; the chassis is provided with a locking mechanism, and the locking mechanism is provided with a locking hole; when the swing arm is embedded into the lock hole, the swing arm is fixed with the chassis, and the swing arm and the chassis cannot rotate relatively. This buckle device with adjustable through the relative position between adjustment swing arm and the chassis, locks the position through swing arm and locking mechanism after the position is confirmed for relative position is confirmed between swing arm and the chassis, reaches the effect of angle modulation. The adjustable buckling device can be adjusted in a bidirectional and flexible mode and has the advantages of being simple in structure and convenient to operate.
Description
Technical Field
The invention relates to the technical field of rehabilitation medical instruments, in particular to an adjustable buckling device.
Background
When the joint stiffness and contracture parts of patients with joint fracture, patients after tendon or ligament repair, patients with cerebral apoplexy and patients with burn are repaired, the joint stiffness and contracture parts need to be repaired through the orthosis, and in the repair process, the position of the orthosis needs to be adjusted and the final angle needs to be fixed so as to position and correct the parts of the patients. In some cases, it may also be desirable to adjust the angle of the orthosis periodically or at other frequencies, depending on the patient's particular situation, to accommodate the patient's needs at different times.
In the prior art, most of adjusting mechanisms for orthotics cannot flexibly adjust the bending angle of a joint part. The adjusting mechanism that can adjust angle of buckling between the joint's regulative mode has two kinds: one is that the metal screw is fixed on the equipment for angle adjustment, the metal screw is made of rigid material, the volume is large, the mass is heavy, and the assembly is complex; the other type is that the buckle device is assembled on the equipment and used for adjusting the angle, but the current buckle device can only realize the unidirectional angle rotation, has the problems of complex structure, great submission and inconvenient operation, and can not realize 3D printing preparation.
Therefore, it is necessary to provide an adjustable fastening device to overcome the deficiencies of the prior art.
Disclosure of Invention
The invention aims to avoid the defects of the prior art and provides an adjustable buckling device obtained through 3D printing, and the adjustable buckling device can be flexibly adjusted in two directions and has the characteristics of simple structure and convenience in operation.
The above object of the present invention is achieved by the following technical means.
The adjustable buckling device is provided with a chassis, a swing arm and a central shaft, wherein the central shaft is movably assembled at the central position of the chassis, and the swing arm and the chassis are assembled through the central shaft;
the chassis is provided with a locking mechanism, and the locking mechanism is provided with a locking hole;
when the swing arm is embedded into the lock hole, the swing arm is fixed with the chassis, and the swing arm and the chassis cannot rotate relatively.
Preferably, the chassis is provided with a boss with a diameter smaller than the maximum diameter of the chassis, the locking mechanism is fixed on the boss, the locking mechanism is provided with an eaves, and at least one locking hole is formed in the eaves.
Preferably, the floating eave is provided with at least one sub-eave, and each sub-eave is provided with a locking hole.
Preferably, above-mentioned sub eaves are provided with the eaves face and connect the foot, have the interval between eaves face and the chassis, and fixed through being connected the foot between eaves face and the boss, connect the foot and be connected the border that the back is in boss area and part eaves face formation locking hole between the foot.
Preferably, an included angle A exists between the plane of the eave surface and the plane of the chassis, and the included angle A is smaller than 20 degrees.
Preferably, the angle a is 2 degrees or more and 10 degrees or less.
Preferably, the floating eave is provided with a plurality of sub-eaves which are uniformly distributed on a circumference which takes the center of the chassis as the center of a circle.
Preferably, the swing arm is fixed to the central shaft, the swing arm is provided with an arm body and a clamping end, a first protrusion protruding out of the arm body is arranged on one surface, close to the chassis, of the clamping end, and a second protrusion protruding out of the arm body is arranged on one surface, far away from the chassis, of the clamping end;
the joint of the arm body and the first bulge is provided with a first groove, and the first groove corresponds to the boss position when the swing arm clamping end is installed in the locking hole.
Preferably, the central shaft is fixedly connected with a connecting seat, and the connecting seat is provided with an assembling hole;
the arm body is provided with an assembly rod, the assembly rod is movably assembled in the assembly hole, and the axis of the assembly rod is perpendicular to the axis of the central shaft.
Preferably, the adjustable buckle device is further provided with a cover plate, the cover plate covers the arm body and the locking mechanism, and the cover plate is fixedly connected with the connecting seat.
The adjustable buckling device is provided with a chassis, a swing arm and a central shaft, wherein the central shaft is movably assembled at the central position of the chassis, and the swing arm and the chassis are assembled through the central shaft; the chassis is provided with a locking mechanism, and the locking mechanism is provided with a locking hole; when the swing arm is embedded into the lock hole, the swing arm is fixed with the chassis, and the swing arm and the chassis cannot rotate relatively. This buckle device with adjustable through the relative position between adjustment swing arm and the chassis, locks the position through swing arm and locking mechanism after the position is confirmed for relative position is confirmed between swing arm and the chassis, reaches the effect of angle modulation. The adjustable buckling device can be adjusted in a bidirectional and flexible mode and has the advantages of being simple in structure and convenient to operate.
Drawings
The invention is further illustrated by means of the attached drawings, the content of which is not in any way limiting.
Fig. 1 is a schematic structural diagram of a chassis of an adjustable buckle device according to the present invention.
Fig. 2 is a schematic structural diagram of a chassis and a locking mechanism of an adjustable buckle device according to the present invention.
Fig. 3 is a schematic structural diagram of a swing arm of an adjustable buckle device according to the present invention.
Fig. 4 is a schematic structural view of a central shaft of an adjustable fastening device according to the present invention.
Fig. 5 is a schematic structural view of a central shaft and a cover of an adjustable fastening device according to the present invention.
In fig. 1 to 5, there are included:
a chassis 100,
A through hole 110, a boss 120,
A floating eave 210,
A sub eave 211, an eave surface 212, a connecting foot 213,
A position locking hole 220,
A swing arm 300,
An arm body 310,
A clamping end 320, a first protrusion 321, a second protrusion 322, a first groove 323,
An assembling rod 330,
A central shaft 400,
A connecting seat 410, an assembling hole 412,
A cover plate 500.
Detailed Description
The invention is further described with reference to the following examples.
Example 1.
An adjustable buckle device, as shown in fig. 1 to 4, is provided with a chassis 100, a swing arm 300 and a central shaft 400. The central shaft 400 is movably assembled at the central position of the chassis 100, and the swing arm 300 is assembled with the chassis 100 through the central shaft 400.
The center of the chassis 100 is provided with a through hole 110, the central shaft 400 passes through the through hole 110 for assembly, and the swing arm 300 is fixedly connected with the central shaft 400. With this structure, the swing arm 300 and the chassis 100 can rotate relatively, one of them is fixed, and the other can rotate relatively. For example, when the chassis 100 is stationary, the swing arm 300 can be adjusted in position relative to the chassis 100, and when the swing arm 300 is stationary, the chassis 100 can be rotated to adjust the relative position therebetween. The assembly relationship of the swing arm 300 and the chassis 100 can realize the adjustment of the relative position.
As shown in fig. 2, the chassis 100 is provided with a locking mechanism, the locking mechanism is provided with a locking hole 220, when the swing arm 300 is inserted into the locking hole 220, the swing arm 300 is fixed with the chassis 100, and at this time, the swing arm 300 and the chassis 100 cannot rotate relatively.
Specifically, the chassis 100 is provided with a boss 120 with a diameter smaller than the maximum diameter of the chassis 100, the locking mechanism is fixed on the boss 120, the locking mechanism is provided with an eaves 210, and at least one locking hole 220 is formed in the eaves 210. The eaves 210 is provided with at least one sub-eaves 211, and each sub-eaves 211 is provided with a locking hole 220.
The sub-eave 211 is provided with an eave face 212 and connecting feet 213, an interval exists between the eave face 212 and the chassis 100, the eave face 212 and the boss 120 are fixed through the connecting feet 213, and the connecting feet 213, the connecting feet 213 and the boss 120 are connected and then located in the boss 120 area between the connecting feet 213 and the edge of the locking hole 220 formed by part of the eave face 212.
Since the eaves surface 212 is spaced apart from the chassis 100, the eaves surface 212 is suspended above the chassis 100.
An included angle a exists between the plane of the eave surface 212 and the plane of the chassis 100, the included angle a is smaller than 20 degrees, and preferably, the included angle a is larger than or equal to 2 degrees and smaller than or equal to 10 degrees. The included angle a is an included angle between a plane where the eaves surface 212 of the sub-eaves 211 is located and a plane where the chassis 100 is located. Because the eaves surfaces 212 of the sub-eaves 211 are in different planes, the included angle between the plane where the eaves surface 212 of each sub-eaves 211 is located and the chassis 100 is the included angle a.
The design that cornice 212 and chassis 100 set up to have the contained angle can make swing arm 300 pivoted process more smooth and easy, can not produce and block or rotate the unsmooth condition.
In this embodiment, the eaves 210 has a plurality of sub-eaves 211, and the sub-eaves 211 are uniformly distributed on a circumference that uses the center of the chassis 100 as a circle center.
Specifically, as shown in fig. 3, the swing arm 300 is provided with an arm 210 and a fastening end 320, a first protrusion 321 protruding from the arm 210 is disposed on a surface of the fastening end 320 close to the chassis 100, and a second protrusion 322 protruding from the arm 210 is disposed on a surface of the fastening end 320 far away from the chassis 100.
The joint of the arm body 210 and the first protrusion 321 is provided with a first groove 323, and the first groove 323 corresponds to the position of the boss 120 when the clamping end 320 of the swing arm 300 is installed in the locking hole 220.
When the swing arm 300 is installed in the locking hole 220, the clamping end 320 is clamped into the locking hole 220, at this time, the first protrusion 321 is buckled into the locking hole 220, and the first groove 323 is just clamped into the boss 120 at the edge of the locking hole 220, so that the position between the swing arm 300 and the chassis 100 is fixed.
Specifically, as shown in fig. 4, the central shaft 400 is fixedly connected with a connecting seat 410, and the connecting seat 410 is provided with an assembling hole 412. The arm body 210 is provided with an assembling rod 330, the assembling rod 330 is movably assembled in the assembling hole 412, and the axis of the assembling rod 330 is perpendicular to the axis of the central shaft 400. The assembling rod 330 is movably assembled with the assembling hole 412, and a certain movable gap can be provided in the process that the arm body 210 rotates or the buckle is assembled or disassembled, so that the parts are prevented from being broken or damaged. The axis of the assembling rod 330 is perpendicular to the axis of the central shaft 400, so that the arm 210 can drive the central shaft 400 to rotate, thereby realizing the angle adjustment.
The adjustable buckle device is used, for example, under the condition that the chassis 100 and the rotating arm body 210 are fixed, the position of the rotating arm body 210 relative to the chassis 100 is changed, the arm body 210 is adjusted to a required position, the clamping end 320 of the arm body 210 is clamped into the corresponding locking hole 220, at the moment, the position between the arm body 210 and the chassis 100 is fixed, the position between the arm body 210 and the chassis 100 can not be adjusted, and the relative position between the swing arm 300 and the chassis 100 can be flexibly adjusted. Meanwhile, the swing direction of the arm body 210 can rotate clockwise and can rotate anticlockwise, and the angle adjustment direction is flexible. In addition, the buckling device is simple in structure and convenient to use.
This buckle device with adjustable can adopt 3D to print direct forming, and it is convenient to prepare.
Example 2.
Other features of an adjustable buckle device are the same as those of embodiment 1, except that: the adjustable fastening device further comprises a cover plate 500, as shown in fig. 5, the cover plate 500 covers the arm 210 and the locking mechanism, and the cover plate 500 is fixedly connected to the connecting seat 410. The central shaft 400 and the swing arm 300 are driven to rotate through the cover plate 500, and the operation is more convenient.
Example 3.
Other characteristics of the adjustable buckle device are the same as those of the embodiment 1 or 2, except that the adjustable buckle device further has the following characteristics: the plastic material is prepared by a 3D printing method. The method has the characteristics of high assembly temperature, high flexibility and long service life.
Example 4.
Other characteristics of the adjustable buckle device are the same as those of the embodiment 1, 2 or 3, except that the adjustable buckle device also has the following characteristics: the included angle a is 5 degrees. Under this angle, the rotation of swing arm is more smooth and easy, with the assembly back of locating hole, more level and smooth with the cooperation of eaves face.
Example 5.
A use scenario of an adjustable buckle device of the present technology for angle adjustment of a joint brace is provided. The joints are connected to a first body and a second body, such as a forearm and an upper arm connected to the elbow joint, the forearm being the first body and the upper arm being the second body. The joint brace is composed of a first support part for supporting the first body and a second support part for supporting the second body. In order to support the joint, the angle between the first supporting part and the second supporting part needs to be adjusted, and the adjustable buckling device in the patent can be adopted for adjustment. If the first supporting part is fixed with the chassis, the second supporting part is fixed with the swing arm, and the included angle between the second supporting part and the first supporting part can be adjusted by adjusting the position of the swing arm relative to the chassis.
Through this adjustable buckle device, can correspond the different contained angle that resumes between the stage direct regulation brace, also can positive or reverse selection swing arm, the adjustment direction is nimble.
It should be noted that, in the present embodiment, only the joint brace is taken as an example for description, and the adjustable fastening device in the present technology is not limited to be used only for angle adjustment of the joint brace, and is applicable to a situation that a relative relationship between any two positions needs to be adjusted.
It should be noted that the adjustable fastening device in the present technology is not limited to be used in the field of medical devices, and other technical fields are applicable to the situation where the position relationship between two components needs to be adjusted.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a buckle device with adjustable which characterized in that: the swing arm is assembled with the chassis through the central shaft;
the chassis is provided with a locking mechanism, and the locking mechanism is provided with a locking hole;
when the swing arm is embedded into the lock hole, the swing arm is fixed with the chassis, and the swing arm and the chassis cannot rotate relatively.
2. The adjustable buckle device according to claim 1, wherein: the chassis is provided with a boss with the diameter smaller than the maximum diameter of the chassis, the locking mechanism is fixed on the boss, the locking mechanism is provided with an eaves, and at least one locking hole is formed in the eaves.
3. The adjustable buckle device according to claim 2, wherein: the floating eave is provided with at least one sub-eave, and each sub-eave is provided with a locking hole.
4. The adjustable buckle device according to claim 3, wherein: the sub-eaves are provided with the eaves face and connect the foot, have the interval between eaves face and the chassis, and fixed through being connected the foot between eaves face and the boss, connect the foot and be in after the boss is connected and be connected the boss region between the foot and part eaves face and form the border in lock position hole.
5. The adjustable buckle device according to claim 4, wherein: an included angle A exists between the plane where the eave surface is located and the plane where the chassis is located, and the included angle A is smaller than 20 degrees.
6. The adjustable buckle device according to claim 5, wherein: the included angle A is greater than or equal to 2 degrees and less than or equal to 10 degrees.
7. The adjustable buckle device according to claim 3, wherein: the floating eave is provided with a plurality of sub-eaves which are uniformly distributed on a circumference which takes the center of the chassis as the circle center.
8. The adjustable buckle device according to any one of claims 1 to 7, wherein: the swing arm is fixed on the central shaft and provided with an arm body and a clamping end, a first bulge protruding out of the arm body is arranged on one surface, close to the chassis, of the clamping end, and a second bulge protruding out of the arm body is arranged on one surface, far away from the chassis, of the clamping end;
the joint of the arm body and the first bulge is provided with a first groove, and the first groove corresponds to the boss position when the swing arm clamping end is installed in the locking hole.
9. The adjustable buckle device according to claim 8, wherein: the central shaft is fixedly connected with a connecting seat, and the connecting seat is provided with an assembling hole;
the arm body is provided with an assembly rod, the assembly rod is movably assembled in the assembly hole, and the axis of the assembly rod is perpendicular to the axis of the central shaft.
10. The adjustable buckle device according to claim 9, wherein: the cover plate is covered above the arm body and the locking mechanism and is fixedly connected with the connecting seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010038949.6A CN111237300B (en) | 2020-01-14 | 2020-01-14 | Adjustable buckle device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010038949.6A CN111237300B (en) | 2020-01-14 | 2020-01-14 | Adjustable buckle device |
Publications (2)
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CN111237300A true CN111237300A (en) | 2020-06-05 |
CN111237300B CN111237300B (en) | 2021-10-29 |
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CN202010038949.6A Active CN111237300B (en) | 2020-01-14 | 2020-01-14 | Adjustable buckle device |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0466538A1 (en) * | 1990-07-10 | 1992-01-15 | ETABLISSEMENTS PROTEOR Société anonyme dite: | Joint for lower limbs orthosis, lockable in the stretched position of these limbs |
CN201048973Y (en) * | 2007-01-08 | 2008-04-23 | 姜国祥 | Spinal external orthopedic fixator |
CN104389856B (en) * | 2014-11-10 | 2016-04-06 | 巨人通力电梯有限公司 | The anti-loosening locking structure that a kind of elevator stair is installed and dismounting device thereof |
CN205331134U (en) * | 2015-12-31 | 2016-06-22 | 何洁洁 | Fixing device convenient to but install and remove and angle regulation |
CN106580533A (en) * | 2017-01-17 | 2017-04-26 | 上海交通大学医学院附属第九人民医院 | Personalized load reducing type knee joint orthopedic brace |
CN107658832A (en) * | 2017-10-21 | 2018-02-02 | 严白双 | A kind of electric power protective cover plate and its method of work with capture configurations |
CN208634151U (en) * | 2018-05-08 | 2019-03-22 | 蒋满珍 | A kind of liftable assembly connection fastener |
CN209285862U (en) * | 2018-03-29 | 2019-08-23 | 北京大学第三医院 | A kind of adjusting chuck for brace joint |
-
2020
- 2020-01-14 CN CN202010038949.6A patent/CN111237300B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0466538A1 (en) * | 1990-07-10 | 1992-01-15 | ETABLISSEMENTS PROTEOR Société anonyme dite: | Joint for lower limbs orthosis, lockable in the stretched position of these limbs |
CN201048973Y (en) * | 2007-01-08 | 2008-04-23 | 姜国祥 | Spinal external orthopedic fixator |
CN104389856B (en) * | 2014-11-10 | 2016-04-06 | 巨人通力电梯有限公司 | The anti-loosening locking structure that a kind of elevator stair is installed and dismounting device thereof |
CN205331134U (en) * | 2015-12-31 | 2016-06-22 | 何洁洁 | Fixing device convenient to but install and remove and angle regulation |
CN106580533A (en) * | 2017-01-17 | 2017-04-26 | 上海交通大学医学院附属第九人民医院 | Personalized load reducing type knee joint orthopedic brace |
CN107658832A (en) * | 2017-10-21 | 2018-02-02 | 严白双 | A kind of electric power protective cover plate and its method of work with capture configurations |
CN209285862U (en) * | 2018-03-29 | 2019-08-23 | 北京大学第三医院 | A kind of adjusting chuck for brace joint |
CN208634151U (en) * | 2018-05-08 | 2019-03-22 | 蒋满珍 | A kind of liftable assembly connection fastener |
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CN111237300B (en) | 2021-10-29 |
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