Background technique
Pathological section is the processing Jing Guo various chemicals and burying storage of tissue or internal organs that will partially have lesion, is allowed to solid
Fixed hardening, thinly slices on slicer, is adhered on slide, contaminates with various colors, for checking under the microscope, to observe disease
Reason variation, make pathological diagnosis, provide help for clinical diagnosis and treatment, with the development of science and technology people by microscope with sweep
Instrument combination is retouched, the micro-image of pathological section is shown by display screen, facilitates checking for doctor.
The optical component of current digital pathological section scanner includes two times of mirrors, and two times of mirrors, which are located at different positions, to be had
Different amplification effects, there are two positions for two times of mirror tools in pathological section scanner, and one of position corresponds to twentyfold
Amplification factor, another position correspond to fortyfold amplification factor, in the digital pathological section scanner course of work, pass through one and drive
Dynamic device drives two times of mirrors to move between two positions.In the prior art, for the control of two times of mirror positions, usually at two times
Position sensor is set in the movement routine of mirror to obtain the physical location of two times of mirrors, just by controller according to position sensor
The location information control driving device work of acquisition.If controlling program error or position sensor breaking down, it will lead to two
The mobile excess of stroke of times mirror, and then lead to the rail damage for connecting two times of mirrors, or lead to two times of mirrors damages.
Summary of the invention
According to the above-mentioned problems in the prior art, a kind of two times of mirror apparatus for adjusting position are now provided and digital pathology is cut
Limiting device is arranged in the corresponding position of the output shaft for the driving device for driving two times of mirrors mobile, it is intended to solve existing in piece scanner
Have in technology, the control program error or position sensor because of digital pathological section scanner are broken down, and two times of connection is caused
The rail damage of mirror, or the problem of lead to the damage of two times of mirrors.The utility model adopts the following technical solution:
A kind of two times of mirror apparatus for adjusting position, are applied in digital pathological section scanner, the digital pathological section is swept
Retouching instrument includes one or two times of mirrors, and two times of mirror apparatus for adjusting position include:
Pedestal;
Guide rail is set on the pedestal;
Sliding rail is movably disposed on the guide rail, and two times of mirrors are fixed on the sliding rail;
Driving device is fixed on the pedestal by a fixed bracket, and the driving device includes driving device ontology
The output shaft of the driving device ontology is stretched out in both ends;
The output shaft includes fixing end and free end, and the fixing end passes through the fixed bracket and is fixed on described two times
On mirror;
Limiting device, including identical first limiting component of structure and the second limiting component, first limiting component are set
It is placed between two times of mirrors and the fixed bracket, second limiting component is set on the free end;
When first limiting component contacts the fixed bracket, two times of mirrors are positioned corresponding to one first times magnification
Several first positions;
When second limiting component contacts the driving device ontology, two times of mirrors are positioned corresponding to one second and put
The second position of big multiple.
Preferably, the driving device is lead screw motor in above-mentioned two times of mirror apparatus for adjusting position, the output shaft is silk
Bar.
Preferably, in above-mentioned two times of mirror apparatus for adjusting position, first limiting component and second limiting component are
With the annular shape of the output shaft shape adaptation, first limiting component and second limiting component are sheathed on the output
On axis.
Preferably, first limiting component and second limiting component are logical in above-mentioned two times of mirror apparatus for adjusting position
Tension top screw is detachably secured on the output shaft.
One the is fixedly installed preferably, in above-mentioned two times of mirror apparatus for adjusting position, on the first position of the pedestal
One position sensor;
A second position sensor is fixedly installed on the second position of the pedestal.
Preferably, in above-mentioned two times of mirror apparatus for adjusting position, the first position sensor and second position sensing
Device is fibre optical sensor.
Preferably, in above-mentioned two times of mirror apparatus for adjusting position, further includes:
Anti-dazzling screen, the anti-dazzling screen are set to described two times towards the first position sensor or the position sensor
On mirror, and stretch out two times of mirrors.
It further include a kind of digital pathological section scanner, wherein including two times of mirror position tune described in above-mentioned any one
Regulating device.
The beneficial effect of above-mentioned technical proposal is: in the corresponding position of the output shaft for the driving device for driving two times of mirrors mobile
Be arranged limiting device, to avoid the control program error of digital pathological section scanner or position sensor failure when,
The mobile excess of stroke of two times of mirrors, and then the guide rail of two times of mirrors of connection or two times of mirrors is avoided to damage.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
In the preferred embodiment of the utility model, as depicted in figs. 1 and 2, a kind of two times of mirror apparatus for adjusting position are provided,
Applied in digital pathological section scanner, digital pathological section scanner includes one or two times of mirrors 1, two times of mirror apparatus for adjusting position
Include:
Pedestal 2;
Guide rail 3 is set on pedestal 2;
Sliding rail 4 is movably disposed on guide rail 3, and two times of mirrors 1 are fixed on sliding rail 4;
Driving device 5 is fixed on pedestal 2 by a fixed bracket 6, and driving device 5 includes 51 He of driving device ontology
Both ends stretch out in the output shaft 52 of driving device ontology 51;
The both ends of output shaft 52 are respectively fixing end and free end, and fixing end passes through fixed bracket 6 and is fixed on two times of mirrors 1
On;
Limiting device 7, including identical first limiting component 71 of structure and the second limiting component 72, the first limiting component 71
It is set between two times of mirrors 1 and fixed bracket 6, the second limiting component 72 is set to free end (the i.e. output shaft 52 of output shaft 52
One end of not connected two times of mirrors 1) on;
When the first limiting component 71 contacts fixed bracket 71, two times of mirrors 1 are positioned corresponding to the of one first amplification factor
One position;
When the second limiting component 72 contacts driving device ontology 51, two times of mirrors 1 are positioned corresponding to one second amplification factor
The second position.
In the preferred embodiment of the utility model, driving device 5 is lead screw motor, and output shaft 52 is screw rod.
In the present embodiment, two times of mirrors 1 are removably fixed on pedestal 2 by the combination of sliding rail 4 and guide rail 3, screw rod electricity
Machine (driving device 5) is fixed on one end of guide rail 3, one end of the screw rod (output shaft 52) of lead screw motor 5 by a fixed bracket 6
Two times of mirrors 1 are connected, lead screw motor 5 drives the movement of screw rod 52 to move on guides 3 to draw two times of mirrors 1, so as to adjust two times of mirrors 1
The distance between scanned pathological section is with the amplification factor of two times of mirrors 1 of tune.
Further, in this embodiment limiting device 7 is arranged on screw rod 52, the first limiting component 71 is set to two
Between mirror 1 and fixed bracket 6, when the first limiting component 71 contacts fixed bracket 6, two times of mirrors 1, which are in, corresponds to the first amplification
The first position of multiple;Second limiting component 72 is set to one end that screw rod 52 is not connected with two times of mirrors 1, in the second limiting component 72
When contacting 5 ontology of lead screw motor, two times of mirrors 1 are in the second position corresponding to the second amplification factor.Wherein the first amplification factor
For 20 times of amplification factors, the second amplification factor is 40 times of amplification factors, and corresponding first position is compared to the second position from fixation
Bracket 6 is relatively close, farther out from pathological section to be scanned, further in, be in first position shown in Fig. 1 for two times of mirrors 1.
In above-mentioned technical proposal, for being adjusted the amplification factor of two times of mirrors 1 by 20 times to 40 times, lead screw motor 5 is logical
It is mobile to cross the direction that screw rod 52 draws two times of mirrors 1 towards fixed bracket 6, when two times of mirrors 1 reach the second position, the second limiting section
Part 72 just contacts driving device ontology 52, if the control program of the digital pathological section scanner of digital pathological section scanner
Mistake or position sensor break down, when lead screw motor 5 continues working after two times of mirrors 1 reach the second position, the second limit
Component 72 can prevent the movement of screw rod 52, to avoid the mobile excess of stroke of two mirrors 1, and then avoid the guide rail 3 of two times of mirrors 1 of connection
Or two mirrors 1 damage.
Further, in the preferred embodiment of the utility model, one first is fixedly installed on the first position of pedestal 2
Set sensor 8;
A second position sensor 9 is fixedly installed on the second position of pedestal 2;
Wherein first position sensor 8 and second position sensor 9 are fibre optical sensor;
And anti-dazzling screen 10 is additionally provided on two times of mirrors 1, anti-dazzling screen 10 is towards first position sensor 8 or the second position
Sensor 9 is set on two times of mirrors 1, and stretches out two times of mirrors 1.
In the present embodiment, the anti-dazzling screen 10 of two times of mirrors 1 is stretched out in setting on two times of mirrors 1, in the first position of pedestal 2 and the
Two fibre optical sensors (first position sensor 8 and second position sensor 9) is respectively set on two positions, when two times of mirrors of needs
When 1 20 times of amplification factors of realization, lead screw motor 5 drives two times of mirrors 1 mobile towards the second position, shelters from second in anti-dazzling screen 10
When the light source that position sensor 9 issues, second position sensor 9 issue two times of mirrors 1 of expression reach the signal of the second position to
The control device of digital pathological section scanner is stopped working by control device control lead screw motor 5, so that two times of mirrors 1 stop
In the second position;When needing two times of mirrors 1 to realize 40 times of amplification factors, lead screw motor 5 drives two times of mirrors 1 to move towards first position
Dynamic, when anti-dazzling screen 10 shelters from the light source of the sending of first position sensor 8, second position sensor 8, which issues one, indicates two times
Mirror 1 reaches control device of the signal to digital pathological section scanner of first position, is stopped by control device control lead screw motor 5
It only works, so that two times of mirrors 1 stop at first position.It should be noted that exported by control device according to position sensor
It is the prior art that signal, which controls the work of lead screw motor 5,.
In the preferred embodiment of the utility model, the first limiting component 71 and the second limiting component 72 are and output shaft 52
The annular shape of shape adaptation, the first limiting component 71 and the second limiting component 72 are sheathed on output shaft 52.
In the preferred embodiment of the utility model, the first limiting component 71 and the second limiting component 72 are by pressing closer screw
It is detachably secured on output shaft 52.
In this practical example, the first limiting component 71 and the second limiting component 72 are a small aluminium circle, the inner hole of small aluminium circle with
The shape adaptation of screw rod 52 can be covered and is set on screw rod 52, then pressed closer screw by three respectively and fixed, and make limiting device 7 not
It can the opposite sliding of screw rod 52.In addition press closer that nut is detachable, the position-adjustable of limiting device 7, adaptability is high.Further,
Limiting device 7 it is small in size, occupy little space in digital pathological section scanner, do not influence the normal work of other component,
And cheap, the processing is simple.
It further include a kind of digital pathological section scanner in the technical solution of the utility model, which sweeps
It retouches instrument and uses two times of above-mentioned mirror apparatus for adjusting position.
The above is only the utility model preferred embodiments, are not intended to limit the embodiments of the present invention and protection
Range should can appreciate that all with the utility model specification and diagramatic content institute to those skilled in the art
The equivalent replacement made and obviously change obtained scheme, the protection scope of the utility model should all be included in
It is interior.