CN207336956U - The good optical splitter of stability - Google Patents
The good optical splitter of stability Download PDFInfo
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- CN207336956U CN207336956U CN201720601779.1U CN201720601779U CN207336956U CN 207336956 U CN207336956 U CN 207336956U CN 201720601779 U CN201720601779 U CN 201720601779U CN 207336956 U CN207336956 U CN 207336956U
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- grating
- light barrier
- barrier holder
- bottom plate
- motor
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Abstract
It the utility model is related to the good optical splitter of stability, 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；Entrance slit and exit slit are respectively arranged with bottom plate；Light barrier holder is provided with locating slot, in the middle part of locating slot and four edges are provided with deck and location hole, snap ring are provided with location hole, grating side is provided with positioning table, in the middle part of positioning table and four edges are respectively arranged with card column and positioning column, and positioning column circumference is equipped with annular groove；Cavity is left between positioning table and annular groove, bonding agent is filled with the cavity.Grating can be clamped on light barrier holder by the utility model vertically, improve the stability and reliability of grating.
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
The good optical splitter of stability.
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 entitled " grating type directly driven by stepper motor point
In the patent of electro-optical device ", the grating-type light-splitting device directly driven by stepper motor is disclosed, wavelength setting can not only be shortened
Time, and there is no Mechanical Contact outside the moving component in addition to motor, without frictional force, it can guarantee that monochromatic light output is accurate and examines
Survey the reliability of result.The patent mainly solves the technical problem of monochromatic light output inaccuracy, and improves device entirety
Stability and reliability, still, grating is to be bonded in light barrier holder side by bonded adhesives in the patent, and is used substantially
Manually bonding, this, which results in grating and position in installation process, is not allowed, and causes during follow-up use grating deviation occur and shadow
Ring accuracy；Secondly, during artificial bonding when extruding grating compression, due also to the problem of manpower is uneven so that grating inclines
Tiltedly, grating is caused to occur being divided uneven and incomplete situation in follow-up light splitting；Finally, due to carried out using bonded adhesives
Bonding, when temperature is excessive when in use for device, is bonded gum softening, causes to incline so that grating may deviate stent when rotating
Tiltedly, and the glue after softening can be to bottom offset, and grating can not just reappear holding vertically after solidification, and then grating slope is got in the course of time
Come more obvious and also result in it and directly come off, the use that can not stablize for a long time.
Utility model content
Based on above technical problem, the utility model provides a kind of good optical splitter of stability, so as to solve in the past
The grating installation of light-dividing device easily causes unstable technical problem after error, installation.
To solve above technical problem, the technical solution adopted in the utility model is as follows：
A kind of good optical splitter of stability, including motor, light barrier holder, the grating being fixed on light barrier holder, for controlling
The electric machine controller of motor processed, the back to zero piece for being fixed on light barrier holder top and being located at grating top, be arranged on above back to zero piece
Optocoupler and two plane mirrors and concave mirror that are arranged on bottom plate, the end face of the bottom plate and motor fix
It is connected, and light barrier holder is fixed in the shaft of motor, the motor and optocoupler are also connected with electric machine controller；It is described
Both sides on bottom plate positioned at grating are also respectively provided with entrance slit and exit slit；
The side that the light barrier holder is fixed with grating is provided with locating slot, is set respectively with four edges in the middle part of locating slot
Deck and location hole are equipped with, snap ring is provided with location hole, the grating side is provided with the positioning coordinated with locating slot
Platform, positioning table middle part and four edges are respectively arranged with the card column coordinated with deck and the positioning column coordinated with location hole, fixed
Position column circumference is equipped with the annular groove coordinated with positioning table；
The grating is coordinated by positioning table and locating slot cooperation, deck and card column and location hole and positioning column cooperation positioning
In light barrier holder side；And cavity is left between positioning table and annular groove after positioning table and annular groove cooperation, filling in the cavity
There is bonding agent.
Preferably, the light barrier holder upper end is also vertically arranged with the filling through hole connected with cavity.
Preferably, the bottom plate is provided with through hole, and the light barrier holder end portion is located in through hole and turns with motor
Axis connection, the through hole are located at the part-circular periphery in through hole in light barrier holder lower end and are additionally provided with ball bearing.
The bottom plate lower end is provided with locating ring, and the motor is fixedly linked after being positioned by locating ring with the bottom plate.
Compared with prior art, the beneficial effects of the utility model are：The utility model is simple in structure, easy to loading and unloading, energy
It is enough to be clamped on grating on light barrier holder vertically, and accurate positioning, stabilized structure, while be bonded between structure by bonding agent
Filling, reduce gap, avoid because gap exist and caused by grating rock or shift, further increase grating stability and
Reliability, easy to use for a long 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；
Fig. 4 is the partial sectional view of Fig. 2；
Fig. 5 is the structure diagram of grating；
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；28th, block
Seat；29th, locating slot；30th, location hole；31st, through hole is filled；32nd, ball bearing；33rd, locating ring；34th, positioning table；35th, positioning column；
36th, annular groove；37th, card column.
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 Figure 1-Figure 5, the good optical splitter of a kind of stability, including motor 19, light barrier holder 16, it is fixed on grating branch
Grating 15 on frame 16, the electric machine controller 18 for controlling motor 19, be fixed on 16 top of light barrier holder and be located at grating 15
The back to zero piece 12 on top, the optocoupler 14 for being arranged on the top of 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 motor 19
In shaft, the motor 19 and optocoupler 14 are also connected with electric machine controller 18；It is located at grating (15) on the bottom plate 11
Both sides be also respectively provided with entrance slit 1 and exit slit 13；
The side that the light barrier holder 16 is fixed with grating 15 is provided with locating slot 29, the middle part of locating slot 29 and four corners
Place is respectively arranged with deck 28 and location hole 30, is provided with snap ring in location hole 30,15 side of grating be provided with
The positioning table 34 that locating slot 29 coordinates, the middle part of positioning table 34 and four edges are respectively arranged with the card column 37 coordinated with deck 28
With the positioning column 35 coordinated with location hole 30,35 circumference of positioning column is equipped with the annular groove 36 coordinated with positioning table 34；
The grating 15 is coordinated by positioning table 34 and locating slot 29, deck 28 coordinates with card column 37 and location hole 30 is with determining
Position column 35, which coordinates, is positioned at 16 side of light barrier holder；And positioning table 34 and annular groove 36 coordinate after positioning table 34 and annular groove 36 it
Between leave cavity, is filled with bonding agent in the cavity.
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 grating 15 of the present embodiment is positioned in locating slot 29 by positioning table 34, and passes through four positioning columns 35 and positioning
Hole 30 coordinates clamping to realize firm connection, and the deck 28 at middle part coordinates with card column 37, can ensure deform in the middle part of grating,
Whole grating planar keeps same plane, while also increases the fastness of grating connection.
The present embodiment fills bonding agent in the cavity between positioning table 34 and annular groove 36, so that after being connected firmly again
The effect of the secondary firm connection of increase, avoids the grating when device is run that slight vibrations occur and influence light splitting.
The present embodiment grating 15 is connected by way of coordinating clamping with light barrier holder, has accurate positioning, stable connection
The characteristics of, polarization is good, and grating will not be subjected to displacement, tilts and rock, and improves the accuracy rate of grating beam splitting.
In the present embodiment, in order to facilitate the filling of bonding agent, also it is vertically arranged with 16 upper end of light barrier holder and connects with cavity
Logical filling through hole 31.After installation is complete for grating 15, it can be directly filled, saved by filling through hole injection bonding agent
Filling time and flow.
The present embodiment sets through hole in bottom plate 11,16 end portion of light barrier holder be located at through hole it is interior and with the shaft of motor 19
Connection, the through hole are located at the part-circular periphery in through hole in 16 lower end of light barrier holder and are additionally provided with ball bearing 32.The prior art
Middle 16 lower end of light barrier holder is used after being directly connected with the shaft of motor 19, this results in 16 lower end of light barrier holder and bottom plate
11 have friction, influence grating 15 and rotate, and also increase energy consumption, and frictional heat also results in grating 15 and is heated, and then
Its use is influenced, therefore, the present embodiment adds ball bearing 32, so as to reduce the friction being subject to when light barrier holder 16 rotates
Power, reduces fever, ensures 15 normal use of grating.
The present embodiment sets locating ring 33, the motor 19 in order to improve the installation accuracy of grating 15, in 11 lower end of bottom plate
It is fixedly linked after being positioned by locating ring 33 with the bottom plate 11.Locating ring 33 can position motor 19, so as to ensure motor
19 are respectively positioned on same axis with light barrier holder 16, so as to ensure that the setting position of grating 15, further increase whole device
The accuracy of light splitting.
The present embodiment in order to detect whether the position of grating 15 tilts or shift at any time, in the good light splitting of aforementioned stable
On device, Grating examinations device is also added, which includes connection ring 4, and 4 circumference of connection ring is connected with two light sources
The different monochromatic source component 2 of intensity and a rotating bar 7, two monochromatic source components 2 be located at 4 homonymy of connection ring and
Every setting, and two monochromatic source components 2 can be turned to the arrival end of entrance slit 1 and coaxial with entrance slit 1, described
7 end of rotating bar is connected with armature 8, and 11 side of bottom plate is located at 8 both sides of armature and is both provided with electromagnet 21；The connection ring
4 are connected with rotation axis 5, and rotation axis 5 is rotatably connected with the bottom plate 11；Torsional spring 6, torsional spring 6 are arranged with outside the rotation axis 5
Both ends be fixedly connected respectively with bottom plate 11 and connection ring 4；Two monochromatic source components 2 and two electromagnet 21 are equal
It is connected with power control switch.
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 (4)
1. the good optical splitter of stability, including motor (19), light barrier holder (16), the grating being fixed on light barrier holder (16)
(15), for controlling the electric machine controller (18) of motor (19), being fixed on light barrier holder (16) top and being located at grating (15)
The back to zero piece (12) in portion, the optocoupler (14) being arranged on above back to zero piece (12) and two planes being arranged on bottom plate (11) are anti-
Mirror (17) and concave mirror (10) are penetrated, the bottom plate (11) and the end face of motor (19) are fixedly linked, and light barrier holder (16)
It is fixed in the shaft of motor (19), the motor (19) and optocoupler (14) are also connected with electric machine controller (18)；It is described
Both sides on bottom plate (11) positioned at grating (15) are also respectively provided with entrance slit (1) and exit slit (13)；
It is characterized in that：
The fixed side of the light barrier holder (16) and grating (15) is provided with locating slot (29), in the middle part of locating slot (29) and four
Edge is respectively arranged with deck (28) and location hole (30), and snap ring, the grating (15) are provided with location hole (30)
Side is provided with the positioning table (34) coordinated with locating slot (29), in the middle part of positioning table (34) and four edges be respectively arranged with and
The card column (37) and the positioning column (35) coordinated with location hole (30) that deck (28) coordinates, positioning column (35) circumference are equipped with and positioning
The annular groove (36) that platform (34) coordinates；
The grating (15) is by the way that positioning table (34) and locating slot (29) coordinate, deck (28) coordinates with card column (37) and location hole
(30) coordinate with positioning column (35) and be positioned at light barrier holder (16) side；And positioning table (34) after annular groove (36) cooperation with positioning
Cavity is left between platform (34) and annular groove (36), bonding agent is filled with the cavity.
2. the good optical splitter of stability according to claim 1, it is characterised in that：Light barrier holder (16) upper end is also perpendicular
Directly it is provided with the filling through hole (31) connected with cavity.
3. the good optical splitter of stability according to claim 1, it is characterised in that：The bottom plate (11) is provided with through hole,
Light barrier holder (16) end portion is located in through hole and is connected with the shaft of motor (19), and the through hole is in light barrier holder
(16) part-circular periphery that lower end is located in through hole is additionally provided with ball bearing (32).
4. the good optical splitter of stability according to claim 1, it is characterised in that：Bottom plate (11) lower end is provided with fixed
Position ring (33), the motor (19) are fixedly linked after being positioned by locating ring (33) with the bottom plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601779.1U CN207336956U (en) | 2017-05-26 | 2017-05-26 | The good optical splitter of stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601779.1U CN207336956U (en) | 2017-05-26 | 2017-05-26 | The good optical splitter of stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207336956U true CN207336956U (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720601779.1U Expired - Fee Related CN207336956U (en) | 2017-05-26 | 2017-05-26 | The good optical splitter of stability |
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| Country | Link |
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| CN (1) | CN207336956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990542A (en) * | 2017-05-26 | 2017-07-28 | 四川瑞丰锻造有限公司 | The good optical splitter of stability |
-
2017
- 2017-05-26 CN CN201720601779.1U patent/CN207336956U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990542A (en) * | 2017-05-26 | 2017-07-28 | 四川瑞丰锻造有限公司 | The good optical splitter of stability |
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| 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: 20180508 Termination date: 20200526 |