CN207300159U - A kind of optical splitter - Google Patents
A kind of optical splitter Download PDFInfo
- Publication number
- CN207300159U CN207300159U CN201720601784.2U CN201720601784U CN207300159U CN 207300159 U CN207300159 U CN 207300159U CN 201720601784 U CN201720601784 U CN 201720601784U CN 207300159 U CN207300159 U CN 207300159U
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- China
- Prior art keywords
- light
- grating
- bottom plate
- electromagnet
- connection ring
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Abstract
It the utility model is related to a kind of optical splitter, including motor, light barrier holder, the grating being fixed on light barrier holder, the electric machine controller for controlling motor, be fixed on light barrier holder top and positioned at the back to zero piece, the optocoupler being arranged on above back to zero piece and two plane mirrors and concave mirror that are arranged on bottom plate on grating top；There are entrance slit and exit slit on bottom plate；The light-dividing device further includes Grating examinations device, and Grating examinations device includes connection ring, and connection ring circumference is connected with two monochromatic source components and a rotating bar, rotates boom end and is connected with armature, bottom panel side is located at armature both sides and is both provided with electromagnet；Connection ring is connected with rotation axis, rotates outer shaft sleeve and is equipped with torsional spring, two monochromatic source components and two electromagnet are respectively connected with power control switch.Automatic Grating examinations newly can be achieved in this practicality, so as to detect the use state of grating to decide whether to repair and calibrate, and while detecting can voluntarily be detected without dismounting.
Description
Technical field
Light-dividing device is the utility model is related to, belongs to field of optical equipment, more specifically, the utility model is related to one kind
Optical splitter.
Background technology
Biochemical Analyzer is one of most wide, most representational equipment of frequency of use highest, detection range in medical test,
It with it is quick, accurate, portable the advantages that there is critically important status in situation of all-level hospitals.Due to Biochemical Analyzer detection when
Wait, mainly have the material of specific absorbance using generation after reagent and serum or reaction of blood, then list is exported by light-dividing device
The monochromatic light of one wavelength, product after the above-mentioned reaction of the monochromatic light exposure simultaneously pass through the change of Instrumental Analysis absorbance or absorbance
Change whether certain medicine project is exceeded to judge tested serum or blood sample, so that it is determined that whether life entity is healthy, therefore,
When carrying out biochemical analysis, light-dividing device can be all applied to.
In Application No. " CN200920078935.6 ", a kind of a kind of entitled " light splitting directly driven by stepper motor
In the patent of device ", a kind of optical splitter directly driven by stepper motor is disclosed, wavelength can not only be shortened the time is set, and
And there is no Mechanical Contact outside the moving component in addition to motor, without frictional force, it can guarantee that monochromatic light output accurately and testing result
Reliability.The patent mainly solves the technical problem of monochromatic light output inaccuracy, and improves the stabilization of device entirety
Property and reliability, still, in the patent light barrier holder is fixed by screws on machine shaft, and light barrier holder is revolved for a long time
Screw connection has loosening after turning, and causes stop position run-off the straight or displacement, and the monochromatic light for causing finally to export occurs strong
Deviation is spent, it would therefore be desirable to design a kind of light-dividing device that can voluntarily detect grating and whether meet output requirement.
Utility model content
Based on above technical problem, the utility model provides a kind of optical splitter, so as to solve conventional light-dividing device
The technical problem that grating accuracy can not be detected voluntarily.
To solve above technical problem, the technical solution adopted in the utility model is as follows：
A kind of optical splitter, including motor, light barrier holder, the grating being fixed on light barrier holder, the electricity for controlling motor
Machine controller, be fixed on light barrier holder top and the back to zero piece positioned at grating top, the optocoupler that is arranged on above back to zero piece and
The end face of two plane mirrors and the concave mirror being arranged on bottom plate, the bottom plate and motor is fixedly linked, and light
Grid stent is fixed in the shaft of motor, and the motor and optocoupler are also connected with electric machine controller；The bottom plate is upper
Entrance slit and exit slit are also respectively provided with the both sides of grating；
The light-dividing device further includes the Grating examinations device that entrance slit homonymy is located on bottom plate, and Grating examinations device includes
Connection ring, connection ring circumference are connected with the different monochromatic source component of two intensities of light source and a rotating bar, two lists
Coloured light source component is located at connection ring homonymy and interval setting, and two monochromatic source components can be turned to entering for entrance slit
Mouth end is simultaneously coaxial with entrance slit, and the rotation boom end is connected with armature, and the bottom panel side is located at armature both sides and is respectively provided with
There is electromagnet；The connection ring is connected with rotation axis, and rotation axis is rotatably connected with the bottom plate；The rotation outer shaft sleeve is set
There is torsional spring, the both ends of torsional spring are fixedly connected with bottom plate and connection ring respectively；
Two monochromatic source components and two electromagnet are respectively connected with power control switch.
Preferably, the bottom plate be located at entrance slit homonymy set it is fluted, the Grating examinations device and electromagnet are equal
It is arranged in groove, two monochromatic source components stretch out groove by folded plate.
Preferably, it is also associated with transverse plate between two folded plates.
Preferably, the side of the armature towards electromagnet is inclined plane.
Preferably, the end face of the electromagnet towards armature is provided with anticollision flexible glue.
Preferably, the monochromatic source component includes light collecting barrel, and light collecting barrel threaded one end is connected with cover, leads on the inside of cover
Cross buckle and be snapped with monochromatic paster LED；The light collecting barrel other end is provided with light hole.
Preferably, the hole wall of the light hole forms smooth flat in arc transition and positioned at light hole aperture.
Compared with prior art, the beneficial effects of the utility model are：The utility model is simple in structure, is not changing light splitting
On the premise of apparatus structure, it is possible to achieve automatic Grating examinations so that detect the use state of grating with decide whether maintenance and
Calibration, and can voluntarily be detected without dismounting during detection, it can be completed without miscellaneous equipment is provided, reduce calibration and detection
Process and the time.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the structure diagram of monochromatic source component；
Label in figure is expressed as：1st, entrance slit；2nd, monochromatic source component；3rd, folded plate；4th, connection ring；5th, rotate
Axis；6th, torsional spring；7th, rotating bar；8th, armature；9th, groove；10th, concave mirror；11st, bottom plate；12nd, back to zero piece；13rd, exit slit；
14th, optocoupler；15th, grating；16th, light barrier holder；17th, plane mirror；18th, electric machine controller；19th, motor；20th, transverse plate；21、
Electromagnet；22nd, anticollision flexible glue；23rd, light hole；24th, light collecting barrel；25th, cover；26th, monochromatic paster LED；27th, it is buckled.
Embodiment
The utility model will be further described below with reference to the accompanying drawings.The embodiment of the utility model includes but unlimited
In the following example.
Embodiment
As shown in Figure 1-Figure 3, a kind of optical splitter, including motor 19, light barrier holder 16, the light being fixed on light barrier holder 16
Grid 15, the electric machine controller 18 for controlling motor 19, be fixed on 16 top of light barrier holder and positioned at the back to zero on 15 top of grating
Piece 12, the optocoupler 14 for being arranged on the top of back to zero piece 12 and two plane mirrors 17 and concave reflection that are arranged on bottom plate 11
Mirror 10, the bottom plate 11 and the end face of motor 19 are fixedly linked, and light barrier holder 16 is fixed in the shaft of motor 19, described
Motor 19 and optocoupler 14 be also connected with electric machine controller 18；Also distinguish both sides on the bottom plate 11 positioned at grating (15)
It is provided with entrance slit 1 and exit slit 13；
The light-dividing device further includes the Grating examinations device that 1 homonymy of entrance slit is located on bottom plate 11, Grating examinations device
Including connection ring 4,4 circumference of connection ring is connected with the different monochromatic source component 2 of two intensities of light source and a rotating bar 7, and two
A monochromatic source component 2 is located at 4 homonymy of connection ring and interval setting, and two monochromatic source components 2 can be turned to
The arrival end of entrance slit 1 is simultaneously coaxial with entrance slit 1, and 7 end of rotating bar is connected with armature 8,11 side of bottom plate
Electromagnet 21 is both provided with positioned at 8 both sides of armature；The connection ring 4 is connected with rotation axis 5, and rotation axis 5 can with the bottom plate 11
The connection of rotation；Torsional spring 6 is arranged with outside the rotation axis 5, the both ends of torsional spring 6 are fixedly connected with bottom plate 11 and connection ring 4 respectively；
Two monochromatic source components 2 and two electromagnet 21 are respectively connected with power control switch.
The operation principle of the present embodiment is：The complex light that light source is sent is mapped to plane mirror by entrance slit 1 first
On 17, then by plane mirror 17 complex light is reflexed on concave mirror 10；After concave mirror 10 receives complex light
Just it is focused, and the complex light after focusing is reflexed on grating 15；Grating 15 carries out after receiving the complex light after focusing on
Light splitting, and the complex light after light splitting is re-reflected on concave mirror 10；Last concave mirror 10 is again by after light splitting
Complex light is focused on and reflexed on the plane mirror 17 near exit slit 13, is reflected by plane mirror 17 and is passed through outgoing
Slit 13 exports.
The present embodiment passes through power control switch control two when needing the position for detecting grating whether to tilt or shift
An energization in electromagnet 21, the electromagnet 21 of energization, which adsorbs armature 8, makes it drive connection ring 4 to rotate, and torsional spring 6 is even at this time
Connecing ring 4 drives lower reverse to store power, at the same connection ring 4 rotate in latter two monochromatic source component 2 one of them then turn into
The arrival end of slit 1 and coaxial with entrance slit 1 is penetrated, should by the circuit of the power control switch connection monochromatic source component 2
Monochromatic source component 2 is opened and provides monochromatic source, and monochromatic source is exported by above-mentioned light path from exit slit 13, due to monochrome
The light intensity of light source assembly 2 by the light intensity for detecting the light projected or the ratio for observing its light and shade striped it is known that can be examined at this time
Measure output light and whether there is deviation, and then can show whether the position of grating has deviation, so that whether determining device available or
Adjustment need to be repaired；After detection, then the circuit of above-mentioned electromagnet 21 and monochromatic source component 2 is closed, torsional spring 6 recovers at this time
Deformation drives connection ring 4 to turn to home position；To ensure that testing result is accurate, can also be connected after above-mentioned detection is completed another
The circuit of a electromagnet 21 and monochromatic source component 2 is detected again, is carried out comprehensive analysis with reference to the two testing result, is improved
The accuracy of testing result.The monochromatic source component 2 of the present embodiment is preferably selected the light source of two kinds of varying strength sizes, to carry
The accuracy of high detection.
The present embodiment considers device overall structure, and being located at 1 homonymy of entrance slit in the bottom plate 11 sets fluted 9,
The Grating examinations device and electromagnet 21 are arranged in groove 9, and two monochromatic source components 2 are stretched by folded plate 3
Go out groove 9.So as to which Grating examinations device and electromagnet 21 may be provided in groove 9, bottom plate 11 will not be protruded, it is empty to reduce occupancy
Between and volume, ensure under the requirement of original device dimensional structure realize detection.
In the present embodiment, transverse plate 20 is also associated between two folded plates 3.Transverse plate 20 can be by two folded plates 3
It is connected as a single entity, so as to increase the stability of the two, avoids monochromatic source component 2 from being rocked in 21 adsorption process of electromagnet.
In the present embodiment, the side of armature 8 towards the electromagnet 21 is inclined plane.Armature 8 is being adsorbed to electromagnet
21 and when being bonded with electromagnet 21, the contact surface of inclined plane is maximum, so as to increase adsorption capacity of the electromagnet 21 to armature 8.
In the present embodiment, the end face of electromagnet 21 towards the armature 8 is provided with anticollision flexible glue 22.Anticollision flexible glue 22 can be with
The impact force that electromagnet 21 and armature 8 mutually collide is reduced, reduces more infringements of the two.
On the basis of above technical scheme, the monochromatic source component 2 of the present embodiment includes light collecting barrel 24,24 one end of light collecting barrel
Cover 25 is threaded with, the inner side of cover 25 is snapped with monochromatic paster LED 26 by buckle 27；24 other end of light collecting barrel is set
It is equipped with light hole 23.The monochromatic light that monochromatic paster LED 26 is sent by after 24 optically focused of light collecting barrel by light hole 23 formed light beam,
Light collecting barrel 24, cover 25 and monochromatic paster LED 26 are connected using dismountable mode, so as to facilitate installation and debugging and maintenance.
The hole wall of above-mentioned light hole 23 forms smooth flat in arc transition and positioned at 23 aperture of light hole.Light hole 23
Hole wall is in tend to be steady to form smooth plane after arc transition, so that the port position of light hole 23 is smooth periphery,
The light that light hole 23 projects can ensure that straight line projects, and light agglomerates, and can ensure the injection that monochromatic light can seldom be lost
Entrance slit 1, ensures that testing result is accurate.
It is the embodiment of the utility model as described above.Design parameter in above-described embodiment and embodiment be only for
The utility model verification process of clear statement utility model people, and the scope of patent protection of limitation the utility model is not used to,
The scope of patent protection of the utility model is still subject to its claims, every specification with the utility model and attached
The equivalent structure change that figure content is made, similarly should be included in the scope of protection of the utility model.
Claims (7)
1. a kind of optical splitter, including motor (19), light barrier holder (16), the grating (15) being fixed on light barrier holder (16), use
In the back to zero for controlling the electric machine controller (18) of motor (19), being fixed on light barrier holder (16) top and being located at grating (15) top
Piece (12), the optocoupler (14) being arranged on above back to zero piece (12) and two plane mirrors (17) being arranged on bottom plate (11)
With concave mirror (10), the bottom plate (11) and the end face of motor (19) are fixedly linked, and light barrier holder (16) is fixed on
In the shaft of motor (19), the motor (19) and optocoupler (14) are also connected with electric machine controller (18)；The bottom plate
(11) both sides on positioned at grating (15) are also respectively provided with entrance slit (1) and exit slit (13)；
It is characterized in that：
The light-dividing device further includes the Grating examinations device that entrance slit (1) homonymy is located on bottom plate (11), Grating examinations device
Including connection ring (4), connection ring (4) circumference is connected with the different monochromatic source component (2) of two intensities of light source and a rotation
Bar (7), two monochromatic source components (2) are located at connection ring (4) homonymy and interval setting, and two sets of monochromatic light sources
Part (2) can be turned to the arrival end of entrance slit (1) and with entrance slit (1) coaxially, rotating bar (7) end is connected with rank
Iron (8), bottom plate (11) side are located at armature (8) both sides and are both provided with electromagnet (21)；The connection ring (4), which is connected with, to be turned
Moving axis (5), rotation axis (5) are rotatably connected with the bottom plate (11)；Torsional spring (6), torsional spring are arranged with outside the rotation axis (5)
(6) both ends are fixedly connected with bottom plate (11) and connection ring (4) respectively；
Two monochromatic source components (2) and two electromagnet (21) are respectively connected with power control switch.
A kind of 2. optical splitter according to claim 1, it is characterised in that：It is same that the bottom plate (11) is located at entrance slit (1)
Side sets fluted (9), and the Grating examinations device and electromagnet (21) are arranged in groove (9), two monochromatic light
Source component (2) stretches out groove (9) by folded plate (3).
A kind of 3. optical splitter according to claim 2, it is characterised in that：Horizontal stroke is also associated between two folded plates (3)
To plate (20).
A kind of 4. optical splitter according to claim 1, it is characterised in that：Side of the armature (8) towards electromagnet (21)
Face is inclined plane.
A kind of 5. optical splitter according to claim 1, it is characterised in that：End of the electromagnet (21) towards armature (8)
Face is provided with anticollision flexible glue (22).
6. according to a kind of optical splitter of claim 1-5 any one of them, it is characterised in that：Monochromatic source component (2) bag
Light collecting barrel (24) is included, light collecting barrel (24) threaded one end is connected with cover (25), is snapped with the inside of cover (25) by buckle (27)
Monochromatic paster LED (26)；Light collecting barrel (24) other end is provided with light hole (23).
A kind of 7. optical splitter according to claim 6, it is characterised in that：The hole wall of the light hole (23) is in arc transition
And form smooth flat positioned at light hole (23) aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601784.2U CN207300159U (en) | 2017-05-26 | 2017-05-26 | A kind of optical splitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601784.2U CN207300159U (en) | 2017-05-26 | 2017-05-26 | A kind of optical splitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207300159U true CN207300159U (en) | 2018-05-01 |
Family
ID=62449629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720601784.2U Expired - Fee Related CN207300159U (en) | 2017-05-26 | 2017-05-26 | A kind of optical splitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207300159U (en) |
-
2017
- 2017-05-26 CN CN201720601784.2U patent/CN207300159U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180501 Termination date: 20210526 |
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| CF01 | Termination of patent right due to non-payment of annual fee |