CN209136555U - A kind of self- recoverage light source - Google Patents
A kind of self- recoverage light source Download PDFInfo
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- CN209136555U CN209136555U CN201821206123.0U CN201821206123U CN209136555U CN 209136555 U CN209136555 U CN 209136555U CN 201821206123 U CN201821206123 U CN 201821206123U CN 209136555 U CN209136555 U CN 209136555U
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Abstract
The utility model provides a kind of self- recoverage light source, it includes first light source, second light source, reflective member, rotation or mobile drive deivce, fiber optic bundle, light source drive control module, light source state detection device, first light source, second light source, light source state detection device are connect with light source drive control module respectively, and light source drive control module is connect with rotation or mobile drive deivce；Rotation or mobile drive deivce are connect with reflective member, first light source is towards fiber optic bundle, first light source, the optical path of second light source are intersected, and the rotation or mobile drive deivce driving reflective member rotation or movement inject the optical path of second light source in fiber optic bundle after reflective member reflects.Using the technical solution of the utility model, standby power source quick automatic switching in primary light source failure less time-consumingly replaces light source to maintenance mode, has ensured the stability and continuity of medical services without artificial plug optical fiber and starting new light sources.
Description
Technical field
The utility model belongs to lighting technical field more particularly to a kind of self- recoverage light source.
Background technique
Endoscopic system has a wide range of applications in medical treatment and industrially, and endoscopic system mainly has imaging system, cold light
Source system and endoscopic system composition.Medical endoscope system is mainly used for medical examination and operation, if in use process
In, it fails because cold light source system breaks down, then doctor can not continue to check or perform the operation, and consequence may extend
Inspection or operating time bring more pains to patient, result even in operative failure.In order to avoid or make up cold light
The problem of source system catastrophic failure is brought, current solution has: 1) spare cold light source system；2) standby power source and component with
Just it replaces or repairs at any time；3) two sets of cold light sources are installed in a cold light source system.However, the 2) kind method occupy
Time is too long, should not generally use, the 1) kind and the 3) plant scheme, need doctor or nurse to do two movements: first step handle
The light guide bundles of endoscope are extracted, and are inserted into spare in the new cold light source system of other set or same set of cold light source system
Cold light source socket；Second step turns on the power switch.1) and 3) the plants scheme, all can interrupt doctor or nurse is sedulous
Work, it is also necessary to additional movement.
Utility model content
Against the above technical problems, the utility model discloses a kind of self- recoverage light sources, when primary light source encounters failure,
Manual intervention is not needed, so that it may quickly carry out the switching of standby power source, realize self- recoverage.
In this regard, the technical solution adopted in the utility model are as follows:
A kind of self- recoverage light source, it is characterised in that: it includes first light source, second light source, reflective member, rotation or movement
Driving device, fiber optic bundle, light source drive control module, light source state detection device, the first light source, second light source, light source
Condition checkout gear is connect with light source drive control module respectively, and the light source drive control module and rotation or mobile driving fill
Set connection；The rotation or mobile drive deivce are connect with reflective member, and the optical path of the first light source is described towards fiber optic bundle
First light source, the optical path of second light source are intersected, and the rotation or mobile drive deivce driving reflective member rotation or mobile make the
The optical path of two light sources is injected in fiber optic bundle after reflective member reflects.Wherein, the second light source is towards the anti-of reflective member
Penetrate face.
Further, the rotation or mobile drive deivce drive reflective member to rotate or be moved to second from first position
Position injects the optical path of second light source in fiber optic bundle after reflective member reflects；Wherein first position is not block first
The optical path of light source, but block the optical path of second light source；The second position is in front of the entrance of fiber optic bundle, and towards optical fiber
Beam, the reflective member block the optical path of first light source, and the reflecting surface of reflective member and the optical path of second light source are in certain folder
Angle is injected in fiber optic bundle after reflecting the optical path of second light source.
By adopting the above technical scheme, two-way cold light source output terminal is merged into a delivery outlet, no matter which cold light source
Work does not all need plug light guide bundles；The detection device of automatic detection first via cold light source failure, once perception first light source is lost
Effect then starts spare second light source automatically by smart circuit and starts to work, without manually starting standby power source.
Above-mentioned technical proposal detects the primary light source i.e. working condition of first light source by light source state detection device automatically,
Judge whether to fail, once perception primary light source failure, then feedback signal gives light source drive control module, drives and controls by light source
Molding block starts spare optical path light source, that is, second light source and starts to work, and is simultaneously emitted by working signal to rotation or mobile driving dress
It sets, rotation or mobile drive deivce driving reflective member rotation or mobile reflect the optical path of second light source by reflective member
It injects in fiber optic bundle afterwards, to quickly realize self- recoverage, does not need the light guide bundles of endoscope to extract in this way, also do not need it
His additional movement, can be realized automatically replying for light source, without interrupting doctor or the sedulous work of nurse.
Further, the light source drive control module is equipped with light source switching key, and by artificially triggering, mould group is cut automatically
It changes the mode of optical path, extends mould group service life to 2 times of single cold light source.
Further, when the rotation or mobile drive deivce driving reflective member are rotation drive device, before rotation, institute
It states the reflecting surface of reflective member to block towards second light source, and by second light source, but does not block first light source；After rotation, institute
The optical path for stating second light source is injected in fiber optic bundle after reflective member reflects, and the reflective member blocks first light source.Institute
It states rotation or mobile drive deivce driving reflective member is when moving horizontally driving device, before translation, the reflective member and the
The optical path of two light sources is at an angle, this angle meets after movement, the optical path of second light source energy after reflective member
It injects in fiber optic bundle.When first light source breaks down, the driving device driving reflective member that moves horizontally is away from the
The direction of two light sources translates, and in front of the entrance of the second fiber optic bundle, makes the optical path of second light source after reflective member reflects
It is injected into fiber optic bundle.
The optical path of the first light source and the optical path of second light source are vertical as a further improvement of the utility model,.When
So, the optical path of the first light source of first light source here and the optical path of second light source can also be with out of plumb, it is only necessary to second light source
The light of injection is injected in fiber optic bundle after reflective member.
When the rotation or mobile drive deivce are rotation drive device as a further improvement of the utility model, institute
After stating rotation drive device driving reflective member rotation, the reflecting surface of the reflective member is located at first light source and second light source
The infall of optical path, and be 45 degree with the angle of the optical path of second light source.
Further preferably, before rotation, the reflecting surface of the reflective member is towards second light source, and the optical path with first light source
In parallel.
The arrival end of the fiber optic bundle is equipped with condenser lens module as a further improvement of the utility model,；Described
The front of one light source is equipped with the first lens module, and the front of the second light source is equipped with the second lens module.
The first light source and second light source are LED cold light source as a further improvement of the utility model,.Further
, the first light source and second light source include but is not limited to the artificial light sources such as LED, laser light source, xenon lamp, halogen lamp.
Further, first lens module and the second lens module are lens group.Further, each lens group includes
Two lens.
As a further improvement of the utility model, the light source state detection device include positioned at the first light source,
The optical sensor of the side of second light source.
The light source state detection device includes light source electrical parameter monitoring electricity as a further improvement of the utility model,
Road.
The light source electrical parameter observation circuit includes and first light source or second as a further improvement of the utility model,
The concatenated sample resistance of light source, the voltage detecting circuit positioned at sample resistance both ends.
The rotation or mobile drive deivce are rotation drive device as a further improvement of the utility model, described
Rotation drive device includes rotating electric machine, and the rotating electric machine is connect with reflective member.Further, the rotating electric machine is step
Into motor, in such a way that stepper motor drives reflective member, flexible rotating certain angle, in different time by two-way optical path
The light energy that two light sources issue converges on same fiber optic bundle.
Further, the reflective member is reflector.
The invention also discloses a kind of self-recovery methods of self- recoverage light source as described above comprising: starting the
One light source, the first light source directive fiber optic bundle；The state of light source state detection device real time monitoring first light source, when the
When one light sources fail, the light source state detection device feedback information gives light source drive control module, the light source driving
Control module drives second light source work, and is simultaneously emitted by enabling signal to rotation or mobile drive deivce, the rotation or shifting
Dynamic driving device driving reflective member rotation or mobile, makes the optical path of second light source inject fiber optic bundle after reflective member reflects
In.
The light source state detection device is positioned at first light source side, the as a further improvement of the utility model,
The optical sensor of two light source sides or with light source electrical parameter observation circuit；The optical sensor induction first light source and second light source
State, signal is fed back into light source drive control module；The light source electrical parameter observation circuit passes through detection first light source, the
Signal is fed back to light source drive control module by the electrical parameter of two light source workings.
Compared with prior art, the utility model has the following beneficial effects:
First, using the technical solution of the utility model, hardware device is provided for self- recoverage light source, standby power source is first
Quick automatic switching when beginning light source failure, without artificial plug optical fiber and starting new light sources, less time-consumingly to maintenance mode
Light source is replaced, has ensured the stability and continuity of medical services.
Second, in initial optical path light source because of long-term work, after light output has certain decaying, user can want according to oneself
It asks, actively switching starts spare optical path light source for selection, so that entire product is extended for original 2 times on service life, and such as
If the spare optical path light sources fail of fruit stops working, initial optical path cold light source avoids mould group can automatically switch rapidly again on
Absolutely not light output.
Third, entire mould group integrated level is high, reduces complexity when insertion complete machine.
Detailed description of the invention
Fig. 1 is the whole optical path configuration schematic diagram of the utility model.
Fig. 2 is the initialization optical path and system schematic of a kind of embodiment of the utility model.
Fig. 3 is the spare working light path and system schematic of a kind of embodiment of the utility model.
Fig. 4 is the initialization optical path and system schematic of the utility model another kind embodiment.
Fig. 5 is the spare working light path and system schematic of the utility model another kind embodiment.
Fig. 6 is the light source electrical parameter observation circuit schematic diagram of the utility model another kind embodiment.
Appended drawing reference includes: 1- first light source, 2- second light source, 3- reflector, 4- rotation drive device, 5- fiber optic bundle,
6- light source drive control plate, the first lens module of 7-, the second lens module of 8-, 9- condenser lens, the first position 10-, 20- second
Position；The first optical sensor of 11-, the second optical sensor of 12-；The first lens of 71-, the second lens of 72-, 81- the third lens, 82-
4th lens.
Specific embodiment
The preferably embodiment of the utility model is described in further detail below.
Embodiment 1
As shown in Figure 1, a kind of self- recoverage light source comprising first light source 1, second light source 2, reflector 3, rotation driving dress
Set 4, fiber optic bundle 5, light source drive control plate 6, light source state detection device, the first light source 1, second light source 2, light source state
Detection device is connect with light source drive control plate 6 respectively, and the light source drive control plate 6 is connect with rotation drive device 4；It is described
Rotation drive device 4 is connect with reflector 3, and the optical path of the first light source 1 is towards fiber optic bundle 5, the first light source 1, second
The optical path of light source 2 is intersected, and is rotated from first position 10 or is moved to the second position 20, makes the optical path of second light source 2 by reflective
It is injected in fiber optic bundle 5 after component reflection；Wherein first position 10 is not block the optical path of first light source 1, but block the second light
The optical path in source 2；The second position 20 is in front of the entrance of fiber optic bundle 5 and towards fiber optic bundle 5, and the reflective member blocks first
The optical path of the optical path of light source 1, the reflecting surface and second light source 2 of reflective member is a certain included angle, and the optical path of second light source 2 is anti-
It is injected in fiber optic bundle 5 after penetrating.The arrival end of the fiber optic bundle 5 is equipped with condenser lens 9.The front of the first light source 1 is equipped with the
The front of one lens module 7, the second light source 2 is equipped with the second lens module 8.
As shown in Figure 1, the optical path of first light source 1 described in the present embodiment is vertical with the optical path of second light source 2.First position
10 is parallel with the optical path of first light source 1 for reflector 3, and the second position 20 is located at first light source 1 and for the reflecting surface of reflector 3
The infall of the optical path of two light sources 2, and be 45 degree with the angle of the optical path of second light source 2.
Further, the rotation drive device 4 includes stepper motor and gear, and the stepper motor is by gear and instead
Tabula rasa 3 connects, and driving reflector 3 rotates.
As shown in Figure 1, the working process of this embodiment is as follows:
Start first light source 1, the optical path of the first light source 1 passes sequentially through the first lens module 7, condenser lens 9 focuses
Directive fiber optic bundle 5 after coupling；The state of the light source state detection device real time monitoring first light source 1, when first light source 1 occurs
When failure, the light source state detection device feedback information gives light source drive control module, and the light source drive control module drives
Dynamic second light source 2 works, and is simultaneously emitted by enabling signal to rotation drive device 4, and the rotation drive device 4 drives reflector
3 rotations make the optical path of second light source 2 by directive reflector 3 after the second lens module 8, by poly- after the reflection of reflector 3
Focus lens 9 are injected in fiber optic bundle 5 after focusing coupling.
Embodiment 2
On the basis of embodiment 1, as shown in Figures 2 and 3, in the present embodiment, the first light source 1 and second light source 2
It is LED cold light source.First lens module 7 and the second lens module 8 are lens group.First lens module 7 includes
Along first light source 1 optical path direction be arranged the first lens 71 and the second lens 72, second lens module 8 include along
The third lens 81 and the 4th lens 82 of the optical path direction setting of second light source 2, the light source state detection device include being located at
First optical sensor 11 of 1 side of first light source, the second optical sensor 12 positioned at 2 side of second light source, described first
Optical sensor 11, the second optical sensor 12 are connect with light source drive control plate 6 respectively, first optical sensor 11, the second light
Sensor 12 monitors first light source 1, the working condition of second light source 2 respectively.When primary light source is first light source 1, such as Fig. 1 institute
Show, the reflector 3 is parallel with the optical path of first light source 1, and blocks second light source 2, and first light source 1 passes through 71 He of the first lens
Directive condenser lens 9 after second lens 72 is injected in fiber optic bundle 5 after being focused by condenser lens 9.When the first optical sensor 11 is felt
When should arrive first light source 1 and breaking down, fault-signal is fed back into light source drive control plate 6, the light source drive control plate 6 is driven
Dynamic second light source 2 works, and is simultaneously emitted by enabling signal to rotation drive device 4, and the rotation drive device 4 drives reflector
3 rotations, make reflector 3 turn to the second position 20 from first position 10, make the optical path of second light source 2 by the third lens 81,
Directive reflector 3 after 4th lens 82 is injected in fiber optic bundle 5 by condenser lens 9 after reflection.
In addition, further, the light source drive control plate 6 is equipped with light source switching key, can by artificially triggering, into
The switching of row optical path is switched to second light source 2 from the work of first light source 1 and works, or be switched to the first light from the work of second light source 2
Source 1 works, and can extend mould group service life in this way to 2 times of single cold light source.
If being artificially switched to first light source 1 from the work of second light source 2 to work, stop work when second light source 2 breaks down
If work, after 12 feedback signal of the second optical sensor, the light source drive control plate 6 drives first light source 1 to work, and same
When issue enabling signal to rotation drive device 4, the rotation drive device 4 drives reflector 3 to rotate, and makes reflector 3 from the
Two positions 20 turn to first position 10, after so that the optical path of first light source 1 is passed through the first lens 71, the second lens 72, by poly-
Focus lens 9 are injected in fiber optic bundle 5 after focusing coupling；Initial optical path light source avoids mould group from not having completely can automatically switch rapidly again on
There is light output.
Embodiment 3
On the basis of embodiment 1, as shown in Figure 4 and Figure 5, in the present embodiment, the first light source 1 and second light source 2
It is LED cold light source.First lens module 7 and the second lens module 8 are lens group.First lens module 7 includes
Along first light source 1 optical path direction be arranged the first lens 71 and the second lens 72, second lens module 8 include along
The third lens 81 and the 4th lens 82 of the optical path direction setting of second light source 2, the light source state detection device include being located at
The light source electrical parameter observation circuit of light source drive control plate 6.The light source electrical parameter observation circuit include respectively with first light source
1, the concatenated sample resistance Rsense of second light source 2, positioned at sample resistance both ends voltage detecting circuit, be located at first light source 1,
The voltage detecting circuit at 2 both ends of second light source.
The light source electrical parameter observation circuit is by monitoring the electrical parameter of first light source 1, second light source 2 to detect work
Whether state is normal.When primary light source is first light source 1, as shown in Figure 1, the optical path of the reflector 3 and first light source 1 is flat
Row, and second light source 2 is blocked, first light source 1 is by directive condenser lens 9 after the first lens 71 and the second lens 72, by poly-
Focus lens 9 are injected in fiber optic bundle 5 after focusing.When light source electrical parameter monitoring circuit monitors break down to first light source 1, by event
Barrier signal feeds back to light source drive control plate 6, and the light source drive control plate 6 drives second light source 2 to work, and is simultaneously emitted by and opens
Dynamic signal drives reflector 3 to rotate, makes reflector 3 from first position 10 to rotation drive device 4, the rotation drive device 4
The second position 20 is turned to, makes the optical path of second light source 2 by directive reflector 3 after the third lens 81, the 4th lens 82, through anti-
After penetrating, coupling is focused by condenser lens 9 and is injected in fiber optic bundle 5.
In addition, further, the light source drive control plate 6 is equipped with light source switching key, can by artificially triggering, into
The switching of row optical path is switched to second light source 2 from the work of first light source 1 and works, or be switched to the first light from the work of second light source 2
Source 1 works, and can extend mould group service life in this way to 2 times of single cold light source.
If being artificially switched to first light source 1 from the work of second light source 2 to work, stop work when second light source 2 breaks down
If work, after light source electrical parameter observation circuit feedback signal, the light source drive control plate 6 drives first light source 1 to work,
And enabling signal is simultaneously emitted by rotation drive device 4, the rotation drive device 4 drives reflector 3 to rotate, makes reflector 3
First position 10 is turned to from the second position 20, after so that the optical path of first light source 1 is passed through the first lens 71, the second lens 72, is led to
Over-focusing lens 9 are injected in fiber optic bundle 5；Initial optical path light source avoids mould group absolutely not light defeated can automatically switch rapidly again on
Out.
Wherein, the schematic diagram of light source electrical parameter observation circuit is as shown in fig. 6, specific work process is as follows:
1. according to the rated operational voltage range of the specifications of LED used by first light source 1, second light source 2, production
The normal work section of the both ends LED forward voltage drop VF；
2. real-time detection LED both end voltage VLED, the digital signal of the both ends LED forward voltage drop is processed by ADC；
3. the pressure difference for the sample resistance Rsense that real-time detection is connected on LED circuit is measured through LED current, pass through
ADC conversion process is at the digital signal by LED current；
4. the operation interval of 1 VF is transformed into digitlization section Ψ 1 by AD conversion;Current digital is set
Work normally section Ψ 2；The interval range Ψ 3 of the two product (power digital)；
5. the above-mentioned 3 groups of digital informations of MCU processing:
1) the 2nd data measured is detected whether in Ψ 1；It is a=1；No a=0；
2) the 3rd data measured is detected whether in Ψ 2;It is b=1；No b=0；
3) whether falling in Ψ 3 for the 2nd and the 3rd product detected；It is c=1；No c=0；
4) continuous detection 3 times judge that a&b&c=0 is continuous no establishment, once setting up, then determine that first light source 1 is abnormal, and
Triggering following enables a series of control actions of spare working light path.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (10)
1. a kind of self- recoverage light source, it is characterised in that: it includes first light source, second light source, reflective member, rotation or mobile drive
Dynamic device, fiber optic bundle, light source drive control module, light source state detection device, the first light source, second light source, light source shape
State detection device is connect with light source drive control module respectively, the light source drive control module and rotation or mobile drive deivce
Connection；The rotation or mobile drive deivce are connect with reflective member, and the first light source is towards fiber optic bundle, first light
Source, second light source optical path intersect, reflecting surface of the second light source towards reflective member, the rotation or mobile drive deivce
The rotation of driving reflective member or movement inject the optical path of second light source in fiber optic bundle after reflective member reflects.
2. self- recoverage light source according to claim 1, it is characterised in that: the optical path of the first light source and second light source
Optical path is vertical.
3. self- recoverage light source according to claim 2, it is characterised in that: the rotation or mobile drive deivce drive for rotation
When dynamic device, after the rotation drive device driving reflective member rotation, the reflecting surface of the reflective member is located at first light source
It and is 45 degree with the angle of the optical path of second light source with the infall of the optical path of second light source.
4. self- recoverage light source according to claim 1, it is characterised in that: the arrival end of the fiber optic bundle is equipped with condenser lens
Module.
5. self- recoverage light source according to claim 4, it is characterised in that: the front of the first light source is equipped with the first lens
The front of module, the second light source is equipped with the second lens module.
6. self- recoverage light source according to claim 5, it is characterised in that: first lens module and the second lens module
For lens group, first lens module includes the first lens and the second lens, and second lens module includes the third lens
With the 4th lens.
7. self- recoverage light source according to claim 1, it is characterised in that: the first light source and second light source are LED
Cold light source.
8. self- recoverage light source described in any one according to claim 1 ~ 7, it is characterised in that: the light source state detection device
Optical sensor including being located at the side of the first light source, second light source.
9. self- recoverage light source described in any one according to claim 1 ~ 7, it is characterised in that: the light source state detection device
Including light source electrical parameter observation circuit.
10. self- recoverage light source according to claim 9, it is characterised in that: the light source electrical parameter observation circuit include with
First light source or the concatenated sample resistance of second light source, the voltage detecting circuit positioned at sample resistance both ends.
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| CN201821206123.0U CN209136555U (en) | 2018-07-27 | 2018-07-27 | A kind of self- recoverage light source |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157182A (en) * | 2018-07-27 | 2019-01-08 | 深圳百炼光特种照明有限公司 | A kind of self- recoverage light source and its self-recovery method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157182A (en) * | 2018-07-27 | 2019-01-08 | 深圳百炼光特种照明有限公司 | A kind of self- recoverage light source and its self-recovery method |
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