CN206463050U - A kind of adjustable universal coupling - Google Patents
A kind of adjustable universal coupling Download PDFInfo
- Publication number
- CN206463050U CN206463050U CN201621228155.1U CN201621228155U CN206463050U CN 206463050 U CN206463050 U CN 206463050U CN 201621228155 U CN201621228155 U CN 201621228155U CN 206463050 U CN206463050 U CN 206463050U
- Authority
- CN
- China
- Prior art keywords
- screwed hole
- outer cover
- threaded rod
- adjustable
- nut
- 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.)
- Expired - Fee Related
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a kind of adjustable universal coupling, the U-shaped frame bottom is provided with screwed hole, the screwed hole is threadedly coupled external connection screw bar, two risers of the U-shaped support are provided with concentric holes, the regulation threaded rod two ends of the interspersed concentric holes are equipped with adjustable hex nut, the regulation threaded rod is provided with one group of unidirectional hinge set, the unidirectional hinge set is by big nut, outer cover and straight pin composition, the big nut threaded connection regulation threaded rod, the big nut both sides pass through cylinder pin connection outer cover, the top of the outer cover is provided with screwed hole, and the top of outer cover connects external connection screw bar by screwed hole.It maximum can meet the treatment requirement of clinical medicine, reduce volume, the screwed hole that the screwed hole and outer cover top being provided with by U-shaped frame bottom are provided with, form a pair of hinge arrangements, solution meets various mechanical connection demands, adjustable hex nut and adjustable thread bar integrated formed structure, can make unidirectional hinge set axially move.
Description
Technical field
The utility model is related to technical field of medical instruments, specially a kind of adjustable universal coupling.
Background technology
Annular outer fixation is a kind of a kind of very common Orthopaedic external fixation system, from the ILIZAROV skills of the former Soviet Union
Art, also referred to as ILIZAROV, are commonly used to the clinical practices such as bone surgery malformation correction, bone fracture fixation, reset, and ring
Shape external fixation system is made up of toroidal frame and the accessory such as hole slot needle stand and various hinges.
Conventional accessory has much at present, and wherein hinge is as a kind of important and crucial accessory, the fixed system outside annular
Main effect is the connection parts between retainer ring and ring in system, while the combination between ring can also change and adjustment ring
Angle between ring, can also turn into a pivot point, reach and rotate against to correct different types of bone between ring and ring
Bone deformity needs, and its effect is that other accessories can not be substituted.Domestic and international all hinges all can only merely surround one at present
Axis is rotated, and such a function that can be moved in the horizontal direction can be rotated around an axis by being all unable to reach, and
This function is very crucial and important in skeleton deformity correction, in order to reach the function that can be rotated and can translate, clinical hand
Often need to be reached reluctantly by complicated combination with many parts in art, and translational movement also accurately can not be observed and slapped
Hold, and because the linkage of this combination is extremely complex and big using difficulty, the structure of combination is very unstable, always all
Many troubles are caused in operation to clinician, surgical quality and surgical effect is also have impact on.
Utility model content
The purpose of this utility model is to provide a kind of adjustable universal coupling, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme:A kind of adjustable universal coupling, including U-shaped branch
Frame and regulation threaded rod, the U-shaped frame bottom are provided with screwed hole, and the screwed hole is threadedly coupled external connection screw bar, described U-shaped
Two risers of support are provided with concentric holes, and the regulation threaded rod two ends of the interspersed concentric holes are equipped with adjustable hex nut, institute
Regulation threaded rod is stated provided with one group of unidirectional hinge set, the unidirectional hinge set is made up of big nut, outer cover and straight pin, described
Big nut threaded connection regulation threaded rod, the big nut both sides are provided with by cylinder pin connection outer cover, the top of the outer cover
Screwed hole, and the top of outer cover connects external connection screw bar by screwed hole.
It is preferred that, the two sides of the U-shaped support are equipped with one section of graduation mark, the U-shaped frame bottom provided with three or
The screwed hole of above quantity.
It is preferred that, the outer cover side is provided with a graduation mark.
It is preferred that, be threaded with external locking nut on the external connection screw bar, and external locking nut pass through it is external
Threaded rod is flexibly connected with screwed hole.
It is preferred that, the adjustable hex nut at the regulation threaded rod and two ends is formed in one structure.
Compared with prior art, the beneficial effects of the utility model are:This is adjustable universal coupling, can maximum meet medical science and face
The treatment requirement of bed, reduces volume, simple in construction and easy to use, the screwed hole that is provided with by U-shaped frame bottom and outer
The screwed hole that is provided with of cover top, forms a pair of hinge arrangements, and solution meets various mechanical connection demands, adjustable hex nut with
Adjustable thread bar integrated formed structure, can make unidirectional hinge set axially move, simple to operate, greatly reduce into
This, so as to reduce price so that market is applied and popularization becomes to be more prone to.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is cross-sectional view of the present utility model.
In figure:1 external connection screw bar, 2 external locking nuts, 3 outer covers, 31 screwed holes, 4 big nuts, 5 adjustable hex nuts,
6U types support, 7 regulation threaded rods, 8 straight pins.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme:A kind of adjustable universal coupling, including U-shaped support 6
With regulation threaded rod 7, the U-shaped bottom of support 6 is provided with screwed hole 31, and the two sides of the U-shaped support 6 are equipped with one section of scale
Line, the side of outer cover 3 can show and observe U-shaped support 6 and unidirectional provided with a graduation mark during rotation regulation threaded rod 7
The specific amount of movement of the relative shift of hinge set, screwed hole 31 of the U-shaped bottom of support 6 provided with three or more quantity, does
For the different optional installation sites of external connection screw bar 1, the threaded connection external connection screw of screwed hole 31 bar 1, the U-shaped support
6 two risers are provided with concentric holes, and the two ends of regulation threaded rod 7 of the interspersed concentric holes are equipped with adjustable hex nut 5, described
The adjustable hex nut 5 at regulation threaded rod 7 and two ends is formed in one structure, in regulation regulation threaded rod 7, it is only necessary to adjust
Adjustable hex nut 5, simple to operate, the regulation threaded rod 7 is provided with one group of unidirectional hinge set, and the unidirectional hinge set is by big
Nut 4, outer cover 3 and straight pin 8 are constituted, the threaded connection of the big nut 4 regulation threaded rod 7, and the both sides of big nut 4 pass through circle
Pin 8 connects outer cover 3, and the top of the outer cover 3 is provided with screwed hole 31, and the top of outer cover 3 connects external by screwed hole 31
External locking nut 2 is threaded with threaded rod 1, the external connection screw bar 1, and external locking nut 2 passes through external connection screw
Bar 1 is flexibly connected with screwed hole 31, it is fixed with screwed hole the external active force of threaded rod 1 by external locking nut 2, no
It can slide.This is adjustable universal coupling, maximum can meet the treatment requirement of clinical medicine, reduce volume, simple in construction and make
With convenient, the screwed hole 31 that the screwed hole 31 and the top of outer cover 3 being provided with by the U-shaped bottom of support 6 are provided with, with external connection screw bar 1
Connection forms a pair of hinge arrangements, and solution meets various mechanical connection demands, adjustable hex nut 5 and adjustable thread bar 7 one
Forming structure, can make unidirectional hinge set axially move, simple to operate, greatly reduce cost, so as to reduce
Price so that market is applied and popularization becomes to be more prone to.
Operation principle:When it is desired to be used, the connection external connection screw of screwed hole 31 bar 1, is locked solid by external locking nut 2
Fixed, the adjustable hex nut 5 of regulation that can be appropriate makes the unidirectional hinge set on regulation threaded rod 7 slide, by U-shaped support 6 and outside
Graduation mark on cover 3, can read unidirectional hinge set and the relative slippage of regulation screw thread dry 7, external connection screw bar 1 as needed can
It is installed on the screwed hole 31 of the bottom diverse location of U-shaped support.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of adjustable universal coupling, including U-shaped support (6) and regulation threaded rod (7), it is characterised in that:The U-shaped support
(6) bottom is provided with screwed hole (31), screwed hole (31) the threaded connection external connection screw bar (1), the two of the U-shaped support (6)
Individual riser is provided with concentric holes, and regulation threaded rod (7) two ends of the interspersed concentric holes are equipped with adjustable hex nut (5), described
Threaded rod (7) is adjusted provided with one group of unidirectional hinge set, the unidirectional hinge set is by big nut (4), outer cover (3) and straight pin
(8) constitute, big nut (4) the threaded connection regulation threaded rod (7), big nut (4) both sides are connected by straight pin (8)
Outer cover (3), the top of the outer cover (3) is provided with screwed hole (31), and the top of outer cover (3) connects external by screwed hole (31)
Threaded rod (1).
2. a kind of adjustable universal coupling according to claim 1, it is characterised in that:The two sides of the U-shaped support (6) are equal
Provided with one section of graduation mark, screwed hole (31) of U-shaped support (6) bottom provided with three or more quantity.
3. a kind of adjustable universal coupling according to claim 1, it is characterised in that:The outer cover (3) is provided with one sideways
Graduation mark.
4. a kind of adjustable universal coupling according to claim 1, it is characterised in that:Screw thread on the external connection screw bar (1)
External locking nut (2) is connected with, and external locking nut (2) is flexibly connected by external connection screw bar (1) with screwed hole (31).
5. a kind of adjustable universal coupling according to claim 1, it is characterised in that:The regulation threaded rod (7) and two ends
Adjustable hex nut (5) be formed in one structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621228155.1U CN206463050U (en) | 2016-11-09 | 2016-11-09 | A kind of adjustable universal coupling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621228155.1U CN206463050U (en) | 2016-11-09 | 2016-11-09 | A kind of adjustable universal coupling |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206463050U true CN206463050U (en) | 2017-09-05 |
Family
ID=59709196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621228155.1U Expired - Fee Related CN206463050U (en) | 2016-11-09 | 2016-11-09 | A kind of adjustable universal coupling |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206463050U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111345878A (en) * | 2020-03-11 | 2020-06-30 | 王全 | Dislocation resetting device |
CN111685880A (en) * | 2020-05-18 | 2020-09-22 | 天津大学 | Wearable fracture reduction and rehabilitation integrated robot |
-
2016
- 2016-11-09 CN CN201621228155.1U patent/CN206463050U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111345878A (en) * | 2020-03-11 | 2020-06-30 | 王全 | Dislocation resetting device |
CN111345878B (en) * | 2020-03-11 | 2021-06-18 | 王全 | Dislocation resetting device |
CN111685880A (en) * | 2020-05-18 | 2020-09-22 | 天津大学 | Wearable fracture reduction and rehabilitation integrated robot |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170905 Termination date: 20201109 |