A kind of OCT probe rotation drive device for lumen road
Technical field
The utility model relates to OCT probe drive areas more particularly to a kind of OCT probe for lumen road to rotate driving
Device.
Background technique
Optical interference tomography technology (Optical Coherence Tomography, OCT) is a kind of based on weak phase
Dry interference of light principle obtains biological tissue by back-reflection or scattered signal of the detection different tissues to incident weak coherent light
Two dimension or three-dimensional structure optical image technology.It was mentioned by the research group of Massachusetts Institute Technology in 1991 for the first time
Out.With traditional nuclear-magnetism, X-ray is compared with imaging techniques such as ultrasounds, and OCT has higher resolution ratio, can to micron order, and
Due to being near-infrared spectroscopy, do not have to worry any radiation risk;Compared with the optical confocal microscope of Testing in vitro,
OCT has a bigger penetration depth, and by by optical fiber technology be easy for being able to achieve miniaturization with it is portable, can be right
Living tissue carries out on-line checking.In recent years, OCT obtains the development advanced by leaps and bounds as a kind of new imaging technique, tradition
OCT equipment obtain extensive clinical diagnostic applications in field of ophthalmology.Moreover, in conjunction with optical fiber and endoscope skill
Art, research have started OCT image method being applied to skin, tooth, angiocarpy, esophagus, the multiple fields such as Brian Imaging.
To respiratory tract, when the human bodies open pipes cavity such as genital tract is detected, need to be detected with OCT probe, at present
Driving OCT probe rotation drive device it is too simple, make OCT probe that can not make very accurately to detect inside lumen road
Image.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of OCT spies for lumen road
Head rotation drive device, it is too simple to can solve current driving OCT probe rotation drive device, makes OCT probe can not
Make the problem of very accurately detecting the image inside lumen road.
The purpose of this utility model is implemented with the following technical solutions:
A kind of OCT probe rotation drive device for lumen road, comprising: optical fiber slip ring, optical fiber slip ring auxiliary work-piece, light
Fine slip ring driving workpiece, the first rotating wheel, sensor fast pulley, fixing piece, pop one's head in fixed workpiece and driving part, the light
Fine slip ring is connect with the optical fiber slip ring auxiliary work-piece, described optical fiber slip ring driving workpiece one end and the optical fiber slip ring backman
Part connection, the optical fiber slip ring driving workpiece other end are connect with first rotating wheel, first rotating wheel and the biography
The connection of sensor fast pulley, first runner are connect with the driving part, and the sensor fast pulley and the fixing piece connect
It connects, it is the optical fiber slip ring, the optical fiber slip ring auxiliary work-piece, optical fiber slip ring driving workpiece, first rotating wheel, described
The fixed workpiece of sensor fast pulley, the fixing piece, the probe is same axial direction, and OCT probe can be stretched with the fixing piece
Contracting connection, the fixed workpiece of the probe is for reinforcing OCT probe, driving part driving the first rotation rotation
Dynamic, first rotating wheel one end drives the optical fiber slip ring driving workpiece rotation, and the optical fiber slip ring drives artifact-driven institute
Optical fiber slip ring rotation is stated, the first rotating wheel other end drives the fixing piece rotation, and the fixing piece drives OCT probe to turn
It is dynamic.
Further, the driving part includes the second rotating wheel, servo motor, first rotating wheel and described second
Rotating wheel is interconnected to form synchronizing wheel by synchronous belt, and second rotating wheel is connect with the servo motor.
Further, the synchronous belt is cortex synchronous belt or chain syn-chro-step band.
It further, further include pedestal, the pedestal includes the first limit hole, the second limit hole, third limit hole, the 4th
Limit hole, the 5th limit hole, first limit hole, second limit hole, the third limit hole and the 4th limit
Position hole be same axial direction and the hole heart on the same line, first limit hole, second limit hole, the third limit hole
And the 4th limit hole is sequentially distributed in same axial direction, the 5th limit hole is located at third limit hole side;Institute
Slip ring driving structure is stated between first limit hole and second limit hole, first rotating wheel is located at described the
Between two limit holes and the third limit hole, the fixing piece workpiece is located at the third limit hole and the 4th limit hole
Between, the 5th limit hole is between second rotating wheel and the servo motor.
It further, further include lateralling secure part, the base side, the side are fixed in the described part one end that laterallys secure
The inner surface of outer cover of OCT probe rotation drive device is fixed on to the fixing piece other end.
It further, further include optical fiber slip ring fixing piece, the optical fiber slip ring fixing piece is fixed on the pedestal, described
Optical fiber slip ring fixing piece includes a through-hole, and the optical fiber slip ring passes through the through-hole.
Further, the optical fiber slip ring fixing piece further includes that the first optical fiber slip ring fixing piece and the second optical fiber slip ring are fixed
Part, the first optical fiber slip ring fixing piece bottom are fixed on the second optical fiber slip ring fixing piece, and the through-hole is located at described
On first optical fiber slip ring fixing piece, the second optical fiber slip ring fixing piece is fixed on the pedestal.
Further, the optical fiber slip ring driving workpiece includes optical fiber slip ring actuator and shaft coupling, the optical fiber slip ring
Actuator one end is connect with the shaft coupling, and the optical fiber slip ring actuator other end and the optical fiber slip ring auxiliary work-piece connect
It connects, the shaft coupling is connect with first rotating wheel.
Compared with prior art, the utility model has the beneficial effects that: one kind of the present utility model application is used for lumen road
OCT probe rotation drive device, driving part drives first rotating wheel rotation, and first rotating wheel one end drives fiber slide
Ring drives workpiece rotation, and optical fiber slip ring drives the rotation of artifact-driven optical fiber slip ring, and the first rotating wheel other end drives fixing piece to turn
Dynamic, fixing piece drives OCT probe rotation, while the revolving speed of the first rotating wheel of sensor measurement on sensor fast pulley, and root
The revolving speed that the first rotating wheel is adjusted according to the speed that sensor is measured, enables OCT probe very accurately to detect in lumen road
The image in portion.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.Specific embodiment of the present utility model is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of OCT probe rotation drive device for lumen road of the utility model;
Fig. 2 is that the mechanism of the pedestal in a kind of OCT probe rotation drive device for lumen road of the utility model shows
It is intended to;
Fig. 3 is the optical fiber slip ring driving in a kind of OCT probe rotation drive device for lumen road of the utility model
The structural schematic diagram of workpiece;
Fig. 4 is optical fiber slip ring fixing piece in a kind of OCT probe rotation drive device for lumen road of the utility model
Structural schematic diagram;
Fig. 5 is that a kind of OCT probe rotation drive device for lumen road of the utility model is installed on the knot after shell
Structure schematic diagram.
In figure: 10, optical fiber slip ring;11, optical fiber slip ring auxiliary work-piece;12, optical fiber slip ring drives workpiece;121, optical fiber slip ring
Actuator;122, shaft coupling;131, the first rotating wheel;132, the second rotating wheel;14, sensor fast pulley;15, fixing piece;16,
Probe unlock workpiece;17, it pops one's head in and fixes workpiece;18, servo motor;19, the fixed workpiece of electric machine controller;2, pedestal;21, first
Limit hole;22, the second limit hole;23, third limit hole;24, the 4th limit hole;25, the 5th limit hole;3, part is laterallyd secure;
4, optical fiber slip ring fixing piece;41, the first optical fiber slip ring fixing piece;42, the second optical fiber slip ring fixing piece;5, shell;6, optical fiber.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
A kind of OCT probe rotation drive device for lumen road of the application as Figure 1-Figure 5, the use of the application
OCT probe rotation drive device in lumen road is placed on the inside of shell 5, and the OCT for lumen road in the present embodiment is visited
Head rotation drive device includes optical fiber slip ring 10, optical fiber slip ring auxiliary work-piece 11, optical fiber slip ring driving workpiece 12, the first rotating wheel
131, the second rotating wheel 132, sensor fast pulley 14, fixing piece 15, probe unlock workpiece 16, pop one's head in fixed workpiece 17, servo
The fixed workpiece 19 of motor 18, electric machine controller and pedestal 2, pedestal 2 include the first limit hole 21, the second limit hole 22, third
Limit hole 23, the 4th limit hole 24, the 5th limit hole 25, slip ring driving structure are located at the first limit hole 21 and the second limit hole 22
Between, the first rotating wheel 131 is between the second limit hole 22 and third limit hole 23, fixing piece 15, probe unlock workpiece 16
It is respectively positioned between third limit hole 23 and the 4th limit hole 24, the second rotating wheel 132 passes through the 5th limit hole 25, the 5th limit hole
25 between the second rotating wheel 132 and servo motor 18.First limit hole 21, the second limit hole 22, third limit hole 23,
Four limit holes 24 and the 5th limit hole 25 are circular through hole, the first limit hole 21, the second limit hole 22, third limit hole 23
And the 4th the hole heart of limit hole 24 be on the same straight line, the first limit hole 21, the second limit hole 22, third limit hole 23 with
And the 4th limit hole 24 be sequentially distributed in same straight line, the 5th limit hole 25 is located at 23 side of third limit hole.The one of the application
OCT probe rotation drive device of the kind for lumen road further includes lateralling secure part 3, optical fiber slip ring fixing piece 4, laterallys secure part
3 one end are fixed by bolts in 2 side of pedestal, laterally secure 3 other end of part and are fixed on 5 inner surface of shell, optical fiber slip ring is fixed
Part 4 is fixed on pedestal 2, and optical fiber slip ring fixing piece 4 includes a through-hole, and optical fiber slip ring 10 passes through through-hole.Optical fiber slip ring fixing piece 4
It further include the first optical fiber slip ring fixing piece 41 and the second optical fiber slip ring fixing piece 42,41 bottom of the first optical fiber slip ring fixing piece is fixed
In on the second optical fiber slip ring fixing piece 42, through-hole is located on the first optical fiber slip ring fixing piece 41, the second optical fiber slip ring fixing piece 42
It is fixed on pedestal 2.
10 one end of optical fiber slip ring is connect with optical fiber slip ring auxiliary work-piece 11, and 10 other end of optical fiber slip ring connects optical fiber 6, optical fiber
Slip ring driving 12 one end of workpiece is connect with optical fiber slip ring auxiliary work-piece 11, and optical fiber slip ring drives 12 other end of workpiece and the first rotation
131 connection of wheel, it includes optical fiber slip ring actuator 121 and shaft coupling 122, optical fiber slip ring actuator that optical fiber slip ring, which drives workpiece 12,
121 one end are connect with shaft coupling 122, and 121 other end of optical fiber slip ring actuator is connect with optical fiber slip ring auxiliary work-piece 11, shaft coupling
122 connect with the first rotating wheel 131.
First rotating wheel 131 is connect with sensor fast pulley 14, and sensor fast pulley 14 is connect with fixing piece 15, fixing piece
15 connect with probe unlock workpiece 16, and OCT probe and the scalable connection of fixing piece 15, probe unlock workpiece 16 is through-hole type work
Part, OCT probe and fixing piece 15 are connect through probe unlock workpiece 16, probe unlock workpiece 16 with fixed workpiece 17 of popping one's head in, the
Four limit holes 24 are located at probe unlock workpiece 16 between fixed workpiece 17 of popping one's head in;Probe holder 17 is for adding OCT probe
Gu the first rotating wheel 131 and the second rotating wheel 132 are interconnected to form synchronizing wheel, synchronous belt cortex synchronous belt by synchronous belt
Or chain syn-chro-step band.Second rotating wheel 132 is connect with servo motor 18, is fixed with motor control on the fixed workpiece 19 of electric machine controller
Device circuit board processed, electric machine controller circuit plate are connect with servo motor 18, and sensor is equipped on sensor fast pulley 14, sensing
Device measures the revolving speed of the first rotating wheel 131.
In use, OCT probe and the scalable connection of fixing piece 15, fixed workpiece 17 of popping one's head in reinforce OCT probe
In rotation drive device in this present embodiment, pushes the i.e. triggerable probe unlock workpiece 16 of fixed workpiece 17 of popping one's head in contradict and fix
Part 15, so that OCT probe be made to stretch out, workpiece is fixed for reinforcing OCT probe in side at this time;Electric machine controller circuit plate control at this time
Servo motor 18 processed rotates, and the rotation of servo motor 18 drives the rotation of the second rotating wheel 132, and the rotation of the second rotating wheel 132 drives the
The rotation of one rotating wheel 131,131 one end of the first rotating wheel is by driving optical fiber slip ring to drive workpiece 12 to make 10 turns of optical fiber slip ring
Dynamic, optical fiber slip ring 10 connects optical fiber, and 131 other end of the first rotating wheel is by driving the rotation of fixing piece 15 to drive OCT probe
Rotation, the image in measurement pipe cavity for keeping OCT probe comprehensive.
A kind of OCT probe rotation drive device for lumen road of the present utility model application passes through electric machine controller electricity
Road plate controls servo motor rotation, and servo motor drives the rotation of the second rotating wheel, and the second rotating wheel drives the rotation of the first rotating wheel,
First rotating wheel one end drives optical fiber slip ring driving workpiece rotation, and optical fiber slip ring drives artifact-driven optical fiber slip ring to rotate, and first
The rotating wheel other end drives fixing piece rotation, and fixing piece drives OCT probe rotation, while the sensor on sensor fast pulley is surveyed
The revolving speed of one rotating wheel of flow control, and the signal of probe is opened in the speed triggering measured according to sensor, enables OCT probe very
The image inside lumen road is accurately detected, detects the revolving speed of the first rotating wheel in real time by high accurately sensor, from
And user can recognize the revolving speed of the first rotating wheel in real time, the revolving speed that can use the first rotating wheel that sensor is measured comes
Accurately by the rotational speed regulation of the first rotating wheel to the revolving speed needed for oneself, the inaccurate problem of rotational speed regulation is avoided,
The OCT probe is set accurately to detect the image in lumen road by control motor and sensor.
More than, the only preferred embodiment of the utility model not makees limit in any form to the utility model
System;The those of ordinary skill of all industry can be shown in by specification attached drawing and above and swimmingly implement the utility model;But
It is that all those skilled in the art are not departing within the scope of technical solutions of the utility model, utilizes disclosed above skill
Art content and the equivalent variations of a little variation, modification and evolution made, are the equivalent embodiment of the utility model;Meanwhile
The variation, modification and evolution etc. of all substantial technological any equivalent variationss to the above embodiments according to the utility model,
Within the protection scope for still falling within the technical solution of the utility model.