CN212645898U - Rotating disc type optical filter for fluorescence spectrometer - Google Patents
Rotating disc type optical filter for fluorescence spectrometer Download PDFInfo
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- CN212645898U CN212645898U CN202021748522.7U CN202021748522U CN212645898U CN 212645898 U CN212645898 U CN 212645898U CN 202021748522 U CN202021748522 U CN 202021748522U CN 212645898 U CN212645898 U CN 212645898U
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Abstract
The utility model provides a fluorescence is carousel formula light filter for spectrum appearance, including the rotating electrical machines, the apparatus further comprises a rotating shaft, the carousel, light filter and move back piece mechanism, terminal surface and rotating electrical machines up end swing joint under the pivot, swing joint in the middle of shaft coupling and the carousel lower terminal surface is passed through to the pivot up end, be provided with in the middle of the carousel up end and move back piece mechanism, a plurality of light inlets have been seted up to the carousel up end, a plurality of light outlets have been seted up to the terminal surface under the carousel, be provided with the draw-in groove between light inlet and the light outlet, the light filter card is established in the draw-in groove, move back piece mechanism and include the operation groove, activity ejector pad and fixture block, the operation groove is seted up in the middle of the carousel up end, operation groove opening is upwards, activity ejector pad and draw-in groove one-to-one, activity ejector pad: the structure is simple, the use is convenient, and a proper optical filter can be selected according to the actual situation.
Description
Technical Field
The utility model relates to a fluorescence is carousel formula light filter for spectrum appearance belongs to spectrum appearance technical field.
Background
With the development of science, the requirements of various application fields on the real-time performance of analysis and test results are continuously improved, and the rapid field analysis becomes one of the development trends of analysis science. On-site analysis inevitably requires miniaturization and portability of analytical instruments, and instrument miniaturization has become an important direction in the development of analytical instruments. The traditional instrument is greatly limited in popularization due to large volume, high energy consumption and high price.
Compared with a large-scale analysis and detection instrument, the miniaturized device has the advantages of convenient transportation and simple use, and embodies huge advantages in emergency reaction and field monitoring and detection. In a microanalyzer, since the sample amount is small, it is susceptible to the effect of the out-of-column effect, and the content of a sample to be measured is often low, the detector is required to have higher sensitivity and selectivity than conventional instruments. The fluorescence detector has the characteristics of high detection sensitivity and high response stability, particularly selectively responds to molecules which generate fluorescence or are selectively marked by fluorescence, and can effectively eliminate the interference of matrix components. Therefore, the research of the miniaturization of the fluorescence detector is emphasized by a plurality of research laboratories, becomes a hotspot of academic research, and is widely applied to the detection of trace biological substances and environmental pollutants. However, the conventional excitation light source mostly adopts laser and gas discharge lamp, and is a large-sized and high-power-consumption device, so that the detection devices are bulky and cannot be miniaturized.
The optical filter has the main function of filtering interference rays influencing the measurement precision in the sample analysis process, and different optical filters are reasonably selected according to different samples and analysis elements, so that the measurement precision of the instrument can be greatly improved. Therefore, the utility model provides a simple structure, convenient to use can satisfy the fluorescence spectrum appearance of demand under the different situation and solve above problem with carousel formula light filter.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a fluorescence is carousel formula light filter for spectrum appearance, through increasing the draw-in groove and moving back piece mechanism to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a fluorescence is carousel formula light filter for spectrum appearance, includes rotating electrical machines, pivot, carousel, light filter and moves back piece mechanism, terminal surface and rotating electrical machines up end swing joint under the pivot, swing joint in the middle of the terminal surface under pivot up end passes through shaft coupling and carousel, be provided with in the middle of the carousel up end and move back piece mechanism, a plurality of light inlets have been seted up to the carousel up end, a plurality of light outlets have been seted up to the terminal surface under the carousel, be provided with the draw-in groove between light inlet and the light outlet, the light filter card is established in the draw-in groove, it includes operation groove, activity ejector pad and fixture block to move back piece mechanism, the operation groove is seted up in the middle of the carousel up end, operation groove opening is upwards, activity ejector pad and draw-in groove one-to-correspond, activity ejector pad up end is provided with the.
Furthermore, the light inlets and the light outlets are symmetrical up and down, the light inlets and the light outlets are the same in number and correspond to each other one by one, and the light inlets are the same in specification and are distributed annularly by taking the central axis of the rotary table as the center.
Furthermore, the light inlet, the clamping groove, the gateway outlet and the optical filters are all fan-shaped, the long arc-shaped edges of the optical filters protrude out of the clamping groove, the number of the optical filters is the same as that of the clamping groove, the optical filters and the clamping groove are in one-to-one correspondence, and the optical filters are the same in appearance but different in type.
Furthermore, the long arc edge end face of the movable push block is in contact with the short arc edge end face of the optical filter, and the movable push blocks are distributed annularly by taking the central axis of the rotary table as the center.
Furthermore, a movable groove is formed in the lower end face of the rotary table, the coupler is arranged inside the movable groove, a connector is arranged at the upper end of the rotating shaft, and the rotating shaft is movably connected with the lower end face of the rotary table through the connector and the coupler.
Furthermore, the inside protection pad that all is provided with of draw-in groove.
The utility model has the advantages that: the utility model discloses a fluorescence is carousel formula light filter for spectrum appearance through increasing the draw-in groove, will adapt to simultaneously and insert inside establishing different draw-in grooves with different light filters under the different conditions, rotates the carousel through control rotating electrical machines, can select the light filter that needs, makes the utility model discloses convenient to use, the operation of being convenient for moves back the piece structure through setting up, and the light filter in the convenient draw-in groove is taken out and is examined cleanly and change, in the time of in-service use, more is fit for being applied to spectrum appearance technical field.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic front view of a rotating disc type optical filter for a fluorescence spectrometer of the present invention;
FIG. 2 is a schematic front sectional view of a rotary disk filter for a fluorescence spectrometer according to the present invention;
fig. 3 is a schematic top view of a rotating disc type optical filter for a fluorescence spectrometer according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 2;
in the figure: 1-rotating motor, 2-rotating shaft, 3-rotating disc, 4-optical filter, 5-coupling, 6-piece withdrawing mechanism, 21-connecting head, 31-light inlet, 32-clamping groove, 33-light outlet, 61-movable push block, 62-clamping block and 63-operation groove.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, the present invention provides a technical solution: a rotary disk 3 type optical filter 4 for a fluorescence spectrometer comprises a rotating motor 1, a rotating shaft 2 and a rotary disk 3, the optical filter 4 and the disc withdrawing mechanism 6, the lower end face of the rotating shaft 2 is movably connected with the upper end face of the rotating motor 1, the upper end face of the rotating shaft 2 is movably connected with the middle of the lower end face of the rotating disc 3 through a coupler 5, the disc withdrawing mechanism 6 is arranged in the middle of the upper end face of the rotating disc 3, a plurality of light inlets 31 are formed in the upper end face of the rotating disc 3, a plurality of light outlets 33 are formed in the lower end face of the rotating disc 3, clamping grooves 32 are formed between the light inlets 31 and the light outlets, the optical filter 4 is clamped in the clamping grooves 32, the disc withdrawing mechanism 6 comprises an operating groove 63, a movable push block 61 and a clamping block 62, the operating groove 63 is formed in the middle of the upper end face of the rotating disc 3, the opening of the operating groove 63 is upward, the movable push block 61 corresponds to the clamping grooves.
The light inlet 31 and the light outlet 33 are vertically symmetrical, the light inlet 31 and the light outlet 33 are in the same number and are in one-to-one correspondence, the light inlet 31 is in the same specification and annularly distributed by taking the center shaft of the rotary disc 3 as the center, the light inlet 31, the clamping groove 32, the light outlet and the light filter 4 are in a fan shape, the long arc-shaped edge of the light filter 4 protrudes out of the clamping groove 32, the number of the light filter 4 is the same as that of the clamping groove 32, the light filter 4 is in the same shape and different in type, the end face of the long arc-shaped edge of the movable push block 61 is in contact with the end face of the short arc-shaped edge of the light filter 4, the movable push block 61 is annularly distributed by taking the center shaft of the rotary disc 3 as the center, the end face of the rotary disc 3 is provided with a movable groove, the coupler 5 is.
As an embodiment of the present invention: all insert in every draw-in groove 32 and be equipped with different light filter 4, every light filter 4 is applicable to different conditions, can drive the rotation of carousel 3 through control rotating electrical machines 1, select required light filter 4, draw-in groove 32 is inside all to be provided with the protection pad, in order to avoid light filter 4 to be worn and torn by the fish tail, can release draw-in groove 32 with light filter 4 that corresponds in the draw-in groove 32 through promoting activity ejector pad 61, conveniently take out light filter 4 to in the draw-in groove 32 and inspect cleanly and change, fixture block 62's design can block activity ejector pad 61 and continue to advance, avoid activity ejector pad 61 to follow the draw-in groove 32 slippage, the utility model discloses simple structure, convenient to use can select suitable light filter 4 according to actual conditions.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a fluorescence is carousel formula light filter for spectrum appearance, includes rotating electrical machines, pivot, carousel, light filter and moves back piece mechanism, its characterized in that: terminal surface and rotating electrical machines up end swing joint under the pivot, swing joint in the middle of the terminal surface under shaft coupling and the carousel is passed through to the pivot up end, be provided with in the middle of the carousel up end and move back piece mechanism, a plurality of light inlets have been seted up to the carousel up end, a plurality of light-emitting ports have been seted up to the terminal surface under the carousel, it is provided with the draw-in groove to advance between light inlet and the light-emitting port, the light filter card is established in the draw-in groove, move back piece mechanism including operation groove, activity ejector pad and fixture block, the operation groove is seted up in the middle of the carousel up end, operation groove opening makes progress, activity ejector pad and draw-in groove one-to-one, activity ejector pad up end is provided with the fixture.
2. The rotating disc type filter for the fluorescence spectrometer according to claim 1, wherein: the light inlets and the light outlets are symmetrical up and down, the light inlets and the light outlets are in the same number and correspond to each other one by one, and the light inlets are the same in specification and are distributed annularly by taking the center axis of the rotary table as the center.
3. The rotating disc type filter for the fluorescence spectrometer according to claim 1, wherein: the light inlet, the clamping groove, the gateway outlet and the optical filters are all fan-shaped, the long arc-shaped edges of the optical filters protrude out of the clamping groove, the number of the optical filters is the same as that of the clamping groove, the number of the optical filters is one-to-one corresponding to that of the clamping groove, and the optical filters are the same in appearance but different in type.
4. The rotating disc type filter for the fluorescence spectrometer according to claim 1, wherein: the long arc edge end face of the movable push block is in contact with the short arc edge end face of the optical filter, and the movable push blocks are distributed annularly by taking the central axis of the rotary table as the center.
5. The rotating disc type filter for the fluorescence spectrometer according to claim 1, wherein: the end face under the carousel has seted up the activity groove, the shaft coupling sets up in the activity inslot portion, the pivot upper end is provided with the connector, the pivot is through connector and shaft coupling and carousel lower end face swing joint.
6. The rotating disc type filter for the fluorescence spectrometer according to claim 1, wherein: the inside protection pad that all is provided with of draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021748522.7U CN212645898U (en) | 2020-08-19 | 2020-08-19 | Rotating disc type optical filter for fluorescence spectrometer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021748522.7U CN212645898U (en) | 2020-08-19 | 2020-08-19 | Rotating disc type optical filter for fluorescence spectrometer |
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| CN212645898U true CN212645898U (en) | 2021-03-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324207A (en) * | 2021-12-24 | 2022-04-12 | 辽宁华一检测认证中心有限公司 | Full-spectrum detection system for rapidly detecting food |
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2020
- 2020-08-19 CN CN202021748522.7U patent/CN212645898U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324207A (en) * | 2021-12-24 | 2022-04-12 | 辽宁华一检测认证中心有限公司 | Full-spectrum detection system for rapidly detecting food |
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