CN112881245B - Gap-adjustable sample flow cell structure for image method - Google Patents
Gap-adjustable sample flow cell structure for image method Download PDFInfo
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- CN112881245B CN112881245B CN202110099394.0A CN202110099394A CN112881245B CN 112881245 B CN112881245 B CN 112881245B CN 202110099394 A CN202110099394 A CN 202110099394A CN 112881245 B CN112881245 B CN 112881245B
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- guide plate
- fixing plate
- plate
- flow cell
- front guide
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The invention discloses a gap-adjustable sample flow cell structure for an image method, which comprises a front guide plate, wherein a rear guide plate is fixedly arranged on the rear side of the front guide plate, the front guide plate and the rear guide plate are of a symmetrical structure, a left fixing plate is movably arranged on the left side between the front guide plate and the rear guide plate, a right fixing plate is movably arranged on the right side between the front guide plate and the rear guide plate, sealing rings are fixedly arranged on the upper part and the lower part between the left fixing plate and the right fixing plate, the upper part of the upper end of each sealing ring between the left fixing plate and the right fixing plate is fixedly communicated with a liquid inlet pipeline, the lower part of the lower end of each sealing ring between the left fixing plate and the right fixing plate is fixedly communicated with a liquid outlet pipeline, and a lens is fixedly arranged on the right side of the right fixing plate. This clearance adjustable image method sample flow cell structure, the particle diameter scope of adjustable this flow cell avoids the process of changing flow cell or camera lens and sensor, and then has improved the use convenience and the measurement accuracy nature of this flow cell greatly.
Description
Technical Field
The invention relates to the technical field of particle sizer, in particular to a gap-adjustable image method sample flow cell structure.
Background
The particle size analyzer has static and dynamic testing methods, a modified microscope system is used in a static mode, a high-definition camera is matched, the image of a particle sample is visually reflected to a computer screen, the calculation of the particle size, shape, overall distribution and other attributes can be carried out by matching with related computer software, and the testing result can be output as a report.
At present, most of liquid particle image particle sizers in the market adopt a fixed fluid pool thickness, when samples with different particle size ranges are measured, the magnification of an objective lens needs to be changed, the change of the magnification can cause the depth of field of an optical system to change, and in order to ensure the measurement accuracy, a flow pool with a corresponding box thickness needs to be changed. The system needs to be recalibrated after replacement.
Disclosure of Invention
The invention aims to provide a gap-adjustable sample flow cell structure for an image method, which aims to solve the problems that the prior liquid particle image particle sizer mostly adopts a fixed fluid cell thickness, the magnification of an objective lens needs to be changed when samples with different particle size ranges are measured, the depth of field of an optical system is changed due to the change of the magnification, and the flow cell with the corresponding box thickness needs to be changed in order to ensure the measurement accuracy. The system needs to be recalibrated after replacement.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a clearance adjustable image method sample flow cell structure, includes preceding baffle, the rear side fixed mounting of preceding baffle has the back baffle, preceding baffle is symmetrical structure with the back baffle, left side movable mounting between preceding baffle and the back baffle has left fixed plate, right side movable mounting between preceding baffle and the back baffle has right fixed plate, the equal fixed mounting in upper and lower two portions between left fixed plate and the right fixed plate has the sealing washer, the upper portion fixed intercommunication that the upper end of sealing washer is located between left fixed plate and the right fixed plate has the income liquid pipeline, the lower part fixed intercommunication that the lower extreme of sealing washer is located between left fixed plate and the right fixed plate has a liquid pipeline, the right side fixed mounting of right fixed plate has the camera lens, the right-hand member fixed mounting of camera lens has the sensor.
Preferably, the upper and lower parts of the inner ends of the front guide plate and the rear guide plate are fixedly provided with sliding grooves, the upper and lower parts of the front and rear ends of the left fixing plate and the right fixing plate are fixedly provided with sliding blocks, the sliding grooves are matched with the sliding blocks, and threaded rods are movably connected between the sliding blocks.
Preferably, the threaded rod and the slider are located left fixed plate and are in threaded connection, the threaded rod and the slider are located between the right fixed plate and are in rotating connection, the inside of the slider is located right fixed plate and is fixedly provided with a reserved groove, the inside of the reserved groove is fixedly provided with a ball bearing, and the threaded rod and the slider are in rotating connection through the ball bearing.
Preferably, the sealing sleeves are fixedly mounted at the front end and the rear end between the sealing rings, the arc-shaped elastic pieces are fixedly mounted at the inner ends of the sealing sleeves, and the outer ends of the arc-shaped elastic pieces are tightly attached to the inner ends of the sealing sleeves.
Preferably, the left end and the right end of the sealing sleeve are fixedly provided with bonding layers, and the left end and the right end of the sealing sleeve are fixedly connected with quartz plates through the bonding layers.
Preferably, the inner ends of the front guide plate and the rear guide plate are fixedly provided with radians, and the inner ends of the front guide plate and the rear guide plate are matched with the arc-shaped elastic pieces.
Compared with the prior art, the invention has the beneficial effects that:
1. the gap-adjustable image method sample flow cell structure can adjust the particle size range of the flow cell, avoids the process of replacing the flow cell or a lens and a sensor, and further greatly improves the use convenience and the measurement accuracy of the flow cell;
2. according to the gap-adjustable image method sample flow cell structure, the sealing ring is made of silica gel, the sealing sleeve is made of soft rubber, when the left fixing plate and the right fixing plate move, the sealing ring can automatically adjust and deform along with the change of the external profile, and the sealing sleeve can simultaneously expand outwards, so that the sealing performance of the flow cell can be kept under the adjustable function of the flow cell;
3. this clearance adjustable image method sample flow cell structure through the inner of preceding baffle and back baffle be provided with the radian of arc shell fragment looks adaptation, can guarantee that it has sufficient regulation space when left fixed plate and right fixed plate move about.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the split structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the sealing sleeve of the present invention;
fig. 4 is a schematic perspective view of the preformed groove of the present invention.
In the figure: 1. a front guide plate; 2. a rear guide plate; 3. a left fixing plate; 4. a right fixing plate; 5. a seal ring; 6. a liquid inlet pipeline; 7. a liquid outlet pipeline; 8. a lens; 9. a sensor; 10. a chute; 11. a slider; 12. a threaded rod; 13. reserving a groove; 14. a ball bearing; 15. sealing sleeves; 16. an arc-shaped elastic sheet; 17. an adhesive layer; 18. a quartz plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a clearance adjustable image method sample flow cell structure, including preceding baffle 1, the rear side fixed mounting of preceding baffle 1 has back baffle 2, preceding baffle 1 is symmetrical structure with back baffle 2, left side movable mounting between preceding baffle 1 and the back baffle 2 has left fixed plate 3, right side movable mounting between preceding baffle 1 and the back baffle 2 has right fixed plate 4, the equal fixed mounting in upper and lower two parts between left fixed plate 3 and the right fixed plate 4 has sealing washer 5, the upper portion fixed intercommunication that the upper end of sealing washer 5 is located between left fixed plate 3 and the right fixed plate 4 has inlet pipe 6, the lower part fixed intercommunication that the lower extreme of sealing washer 5 is located between left fixed plate 3 and the right fixed plate 4 has outlet pipe 7, the right side fixed mounting of right fixed plate 4 has camera lens 8, the right-hand member fixed mounting of camera lens 8 has sensor 9.
Further, the fixed spout 10 that is provided with in the upper and lower two of front baffle 1 and back baffle 2 inner, the fixed slider 11 that is provided with in the upper and lower two at left fixed plate 3 and right fixed plate 4 front and back both ends, spout 10 and slider 11 looks adaptation, swing joint has threaded rod 12 between the slider 11, manually rotatable threaded rod 12 when using, can make threaded rod 12 drive left fixed plate 3 and right fixed plate 4 along the spout 10 and the slider 11 activity of looks adaptation, thereby adjust the particle size range of this flow cell, avoid the process of changing flow cell or camera lens 8 and sensor 9, and then improved the use convenience and the measurement accuracy nature of this flow cell greatly, and if change flow cell or camera lens 8, the change of multiplying power can lead to optical system's depth of field to change, thereby influence the measurement accuracy of granulometer.
Further, threaded rod 12 is located 3 departments of left fixed plate with slider 11 and is threaded connection, threaded rod 12 is located between right fixed plate 4 with slider 11 and is swivelling joint, the inside of slider 11 is located the fixed preformed groove 13 that is provided with in right fixed plate 4 departments, the inside fixed mounting of preformed groove 13 has ball bearing 14, pass through ball bearing 14 swivelling joint between threaded rod 12 and the slider 11, it is threaded connection to be located 3 departments of left fixed plate through setting up threaded rod 12 and slider 11, and it is swivelling joint to set up threaded rod 12 and slider 11 and be located between the right fixed plate 4, can realize the opposite direction activity of left fixed plate 3 and right fixed plate 4.
Further, both ends fixed mounting has seal cover 15 around between the sealing washer 5, the inner fixed mounting of seal cover 15 has arc shell fragment 16, closely laminate between the outer end of arc shell fragment 16 and the inner of seal cover 15, the material of sealing washer 5 is the silica gel material, and the material of seal cover 15 is soft rubber material, when left fixed plate 3 and right fixed plate 4 activity, sealing washer 5 can be along with the change of outside profile and automatic regulation warp, and seal cover 15 can outwards expand simultaneously, and then keep its leakproofness under realizing this adjustable function in flow pond.
Furthermore, the left end and the right end of the sealing sleeve 15 are fixedly provided with bonding layers 17, the left end and the right end of the sealing sleeve 15 are fixedly connected with quartz plates 18 through the bonding layers 17, and the installed quartz plates 18 allow light to penetrate through so that the lens 8 can image particles to be detected in the flow cell.
Further, the inner of front baffle 1 and back baffle 2 is fixed and is provided with the radian, the inner and the 16 looks adaptations of arc shell fragment of front baffle 1 and back baffle 2, through be provided with the radian with 16 looks adaptations of arc shell fragment in the inner of front baffle 1 and back baffle 2, can guarantee that it has sufficient regulation space when left fixed plate 3 moves about with right fixed plate 4.
The working principle is as follows: when the adjustable flow cell is used, the threaded rod 12 can be rotated manually, the threaded rod 12 can drive the left fixing plate 3 and the right fixing plate 4 to move along the sliding groove 10 and the sliding block 11 which are matched, the particle size range of the flow cell is adjusted, the process of replacing the flow cell or the lens 8 and the sensor 9 is avoided, the use convenience of the flow cell is greatly improved, if the flow cell or the lens 8 is replaced, the change of the multiplying power can cause the change of the depth of field of an optical system, the measurement accuracy of a particle size analyzer is influenced, the threaded rod 12 and the sliding block 11 are in threaded connection at the left fixing plate 3, the threaded rod 12 and the sliding block 11 are in rotary connection between the right fixing plate 4, the opposite movement of the left fixing plate 3 and the right fixing plate 4 can be achieved, the sealing ring 5 is made of silica gel, the sealing sleeve 15 is made of soft rubber, when the left fixing plate 3 and the right fixing plate 4 move, the sealing ring 5 can be automatically adjusted and deformed along with the change of the external contour, the sealing sleeve 15 can be expanded outwards at the same time, the sealing performance of the adjustable flow cell can be kept under the function of the front guide plate 1 and the rear guide plate 2, and the arc-shaped movable inner end of the left fixing plate 16 is matched with the arc-shaped movable space of the right fixing plate 3, and the fixed plate 4, and the adjustable plate can be ensured when the fixed plate 3.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (1)
1. A clearance adjustable image method sample flow cell structure, includes front guide (1), its characterized in that: a rear guide plate (2) is fixedly mounted on the rear side of the front guide plate (1), the front guide plate (1) and the rear guide plate (2) are of a symmetrical structure, a left fixing plate (3) is movably mounted on the left side between the front guide plate (1) and the rear guide plate (2), a right fixing plate (4) is movably mounted on the right side between the front guide plate (1) and the rear guide plate (2), sealing rings (5) are fixedly mounted on the upper portion and the lower portion between the left fixing plate (3) and the right fixing plate (4), the upper portion, located between the left fixing plate (3) and the right fixing plate (4), of the upper end of each sealing ring (5) is fixedly communicated with a liquid inlet pipeline (6), the lower portion, located between the left fixing plate (3) and the right fixing plate (4), of the lower end of each sealing ring (5) is fixedly communicated with a liquid outlet pipeline (7), a lens (8) is fixedly mounted on the right side of the right fixing plate (4), and a sensor (9) is fixedly mounted at the right end of the lens (8);
the upper and lower parts of the inner ends of the front guide plate (1) and the rear guide plate (2) are fixedly provided with sliding chutes (10), the upper and lower parts of the front and rear ends of the left fixed plate (3) and the right fixed plate (4) are fixedly provided with sliding blocks (11), the sliding chutes (10) are matched with the sliding blocks (11), and threaded rods (12) are movably connected between the sliding blocks (11);
the threaded rod (12) and the sliding block (11) are in threaded connection at the position of the left fixing plate (3), the threaded rod (12) and the sliding block (11) are in rotary connection at the position of the right fixing plate (4), a reserved groove (13) is fixedly arranged in the sliding block (11) at the position of the right fixing plate (4), a ball bearing (14) is fixedly arranged in the reserved groove (13), and the threaded rod (12) and the sliding block (11) are in rotary connection through the ball bearing (14);
a sealing sleeve (15) is fixedly arranged at the front end and the rear end between the sealing rings (5), an arc-shaped elastic sheet (16) is fixedly arranged at the inner end of the sealing sleeve (15), and the outer end of the arc-shaped elastic sheet (16) is tightly attached to the inner end of the sealing sleeve (15);
the left end and the right end of the sealing sleeve (15) are fixedly provided with bonding layers (17), and the left end and the right end of the sealing sleeve (15) are fixedly connected with quartz plates (18) through the bonding layers (17);
the inner ends of the front guide plate (1) and the rear guide plate (2) are fixedly provided with radians, and the inner ends of the front guide plate (1) and the rear guide plate (2) are matched with the arc-shaped elastic pieces (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099394.0A CN112881245B (en) | 2021-01-25 | 2021-01-25 | Gap-adjustable sample flow cell structure for image method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099394.0A CN112881245B (en) | 2021-01-25 | 2021-01-25 | Gap-adjustable sample flow cell structure for image method |
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| Publication Number | Publication Date |
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| CN112881245A CN112881245A (en) | 2021-06-01 |
| CN112881245B true CN112881245B (en) | 2023-04-14 |
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| CN202110099394.0A Active CN112881245B (en) | 2021-01-25 | 2021-01-25 | Gap-adjustable sample flow cell structure for image method |
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| CN2090056U (en) * | 1991-04-02 | 1991-12-04 | 浙江大学 | Laser particle surveying instrument |
| JP3052665B2 (en) * | 1993-01-26 | 2000-06-19 | 株式会社日立製作所 | Flow cell device |
| US6104483A (en) * | 1999-06-18 | 2000-08-15 | Lockheed Martin Tactical Defense Systems, Inc. | Optical flow cell with references flange |
| CN202101916U (en) * | 2011-03-17 | 2012-01-04 | 上海理工大学 | Image particle analyzer |
| CN202204764U (en) * | 2011-06-16 | 2012-04-25 | 丹东百特科技有限公司 | Sample pool special for dynamic image particle size analysis system |
| CN203630033U (en) * | 2013-12-23 | 2014-06-04 | 上海棱光技术有限公司 | Adjustable sample cell frame device |
| CN109416312B (en) * | 2015-09-18 | 2022-11-11 | 紫荆实验室股份有限公司 | Flow cells utilizing surface attachment structures, and related systems and methods |
| CN206573438U (en) * | 2017-03-29 | 2017-10-20 | 河南省水产科学研究院 | Particles in liquid is counted automatically, IMAQ and configuration measurement mechanism |
| CN109991143B (en) * | 2017-12-31 | 2022-05-17 | 中国人民解放军63653部队 | Rock-soil medium horizontal seepage simulation device with adjustable sample pool size |
| CN108613904A (en) * | 2018-06-29 | 2018-10-02 | 米亚索乐装备集成（福建）有限公司 | Droplet measurement device and powder by atomization system |
| CN110231312A (en) * | 2019-04-16 | 2019-09-13 | 广州市婵昕生物科技有限责任公司 | A kind of microplate reader with regulatory function for biological diagnosis and treatment |
| CN210442273U (en) * | 2019-09-02 | 2020-05-01 | 上海诚中科技有限公司 | Test bed for fluid detection |
| CN211505185U (en) * | 2019-10-29 | 2020-09-15 | 河南捷隆科技有限公司 | Sample cell structure of laser particle analyzer |
| CN211856411U (en) * | 2019-11-30 | 2020-11-03 | 岛津企业管理（中国）有限公司 | X-ray photoelectron spectroscopy electrochemical in-situ cell |
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2021
- 2021-01-25 CN CN202110099394.0A patent/CN112881245B/en active Active
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