CN114166806B - Ultraviolet lamp interaction experiment table for performing fluorescence analysis on biological sample - Google Patents
Ultraviolet lamp interaction experiment table for performing fluorescence analysis on biological sample Download PDFInfo
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- CN114166806B CN114166806B CN202111343497.3A CN202111343497A CN114166806B CN 114166806 B CN114166806 B CN 114166806B CN 202111343497 A CN202111343497 A CN 202111343497A CN 114166806 B CN114166806 B CN 114166806B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N2021/6439—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" with indicators, stains, dyes, tags, labels, marks
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention provides an ultraviolet lamp interaction experiment table for performing fluorescence analysis on a biological sample, which comprises an experiment table box body; the ultraviolet light source component is arranged at the upper part of the experiment table box body; the experiment operation box body is arranged at the upper part of the experiment table box body; a sample receiving assembly mounted within the experimental operation box; the adjusting mechanism comprises an adjusting rack, an upper adjusting gear and a lower adjusting gear, the adjusting rack is connected with the sample receiving assembly, and the upper adjusting gear and the lower adjusting gear are meshed with the adjusting rack; according to the invention, the position of the movable bracket is adjusted through the adjusting mechanism, the distance between the biological sample and the ultraviolet lamp is changed, and the position of the movable bracket can be adjusted through arranging the adjusting mechanism on the fixed bracket, so that the position of the biological sample from ultraviolet light is changed, the purpose of adjusting the intensity of ultraviolet light received by the biological sample is achieved, and the experimental requirements of simulating various ultraviolet light environments are met.
Description
Technical Field
The invention relates to the technical field of biological fluorescence analysis, in particular to an ultraviolet lamp interaction experiment table for performing fluorescence analysis on a biological sample.
Background
Fluorescence analysis of biological samples is performed, specifically as: the biological sample is marked or derived by using a strong fluorescent marking reagent to generate covalent or non-covalent combined substances with high fluorescence intensity, when ultraviolet light irradiates the substances, the substances emit visible fluorescence with different colors and different intensities, and the quantity and the intensity of the fluorescence reflect the substance characteristics of the biological sample, so that the subsequent quantitative and qualitative analysis is carried out on the biological sample. However, the ultraviolet light intensity is different, the responsivity and the sensitivity of the fluorescent marked biological sample to the ultraviolet light are different, and the quantity and the intensity of the expressed fluorescence are also different;
the inventor finds that the existing ultraviolet analyzers are mostly irradiated by a single fixed open type ultraviolet light source, and the operation platform is a fixed sample placing plate, so that the ultraviolet analyzer is difficult to adjust by matching with the irradiation angle of an ultraviolet lamp, and the experimental requirements under various ultraviolet light irradiation environments are met.
Disclosure of Invention
Therefore, the invention aims to provide an ultraviolet lamp interaction experiment table for performing fluorescence analysis on a biological sample, which can effectively block ultraviolet leakage through an experiment operation box body, avoid irradiation to operators and the external environment of the experiment table, and accurately adjust the ultraviolet intensity and irradiation angle so as to solve the technical problems in the prior art.
Based on the above object, the present invention provides an ultraviolet lamp interaction experiment table for performing fluorescence analysis on a biological sample, comprising:
the experiment table box body;
the ultraviolet light source component is arranged at the upper part of the experiment table box body;
the experiment operation box body is arranged at the upper part of the experiment table box body and seals the ultraviolet light source assembly;
the sample receiving component is movably arranged in the experimental operation box body along the vertical direction and is positioned below the ultraviolet light source component;
the adjusting mechanism comprises an adjusting rack, an upper adjusting gear and a lower adjusting gear, the adjusting rack is connected with the sample receiving assembly, and the upper adjusting gear and the lower adjusting gear are meshed with the adjusting rack;
the adjusting mechanism further comprises a separation transmission assembly, and the separation transmission assembly switches the driving-driven relation and the rotation direction of the upper adjusting gear and the lower adjusting gear, so that the upper adjusting gear and the lower adjusting gear respectively drive the adjusting rack to move up and down.
Optionally, the adjusting mechanism includes:
the adjusting motor is arranged in the experiment table box body;
the main transmission gear is arranged at the output end of the adjusting motor;
an upper adjusting rotating shaft, one end of which is connected with the upper adjusting gear, the other end of which is rotatably provided with an upper bearing gear, and an upper ratchet mechanism is arranged between the upper bearing gear and the upper adjusting rotating shaft;
an auxiliary transmission shaft, one end of which is provided with an auxiliary transmission gear, one side of the auxiliary transmission gear is meshed with a transition transmission gear, the transition transmission gear is meshed with the lower adjusting gear, the other end of the auxiliary transmission shaft is provided with a lower bearing gear, and a lower ratchet mechanism is arranged between the lower bearing gear and the auxiliary transmission shaft;
the main transmission gear is meshed with the upper bearing gear and the lower bearing gear respectively, and the driving direction of the upper ratchet mechanism is opposite to that of the lower ratchet mechanism.
Optionally, the sample receiving assembly comprises:
a longitudinal sliding rail;
a transverse sliding rail, one end of which is in sliding connection with the longitudinal sliding rail;
the sample placing plate is slidably arranged on the transverse sliding rail, a placing groove is formed in the middle of the sample placing plate, and a rotary clamping piece is arranged on the placing groove.
Optionally, the placing groove is made of glass light guide materials.
Optionally, the ultraviolet light source assembly includes:
an ultraviolet lamp flat cable bracket;
the mounting plate is mounted at the end part of the ultraviolet lamp flat cable bracket;
the ultraviolet lamp is arranged at the lower part of the mounting plate;
and the ultraviolet lamp light source control module is electrically connected with the ultraviolet lamp.
Optionally, an ultraviolet lamp handle is installed between the ultraviolet lamp and the mounting plate, and the ultraviolet lamp handle is connected with the ultraviolet lamp through a spherical hinge.
Optionally, the experiment operation box is wooden square structure, the mounting hole that supplies the ultraviolet lamp passes has been seted up to the upper portion of experiment operation box.
Optionally, a sample operation port is formed in one side of the experiment operation box body, a shielding cabinet door is hinged to the sample operation port, an observation window is further formed in one side of the experiment operation box body, and a shielding plate is arranged on the observation window.
Optionally, the upper portion of laboratory bench box still includes clean pond, test-tube rack and reagent platform, the middle part of laboratory bench box still is equipped with the laboratory bench locker.
Optionally, a faucet is installed at the upper part of the clean tank, and a drain pipe is installed at the lower part of the clean tank.
From the above, the invention provides an ultraviolet lamp interaction experiment table for performing fluorescence analysis on a biological sample, the position of the movable support is adjusted through the adjusting mechanism, the distance between the biological sample and the ultraviolet lamp is changed, so that the ultraviolet intensity of the biological sample is adjusted, the position of the movable support can be conveniently and rapidly adjusted through arranging the adjusting mechanism on the fixed support, the position of the biological sample from the ultraviolet is changed, and the purpose of adjusting the ultraviolet intensity of the biological sample is achieved by matching with the ultraviolet light source control module, so that experimental requirements under various ultraviolet illumination environments are simulated, and a plurality of groups of control experiments are arranged.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an ultraviolet lamp interaction experiment table according to an embodiment of the invention;
FIG. 2 is a schematic diagram of an adjusting mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic view of a sample receiving assembly according to an embodiment of the present invention;
FIG. 4 is a schematic view of an ultraviolet lamp according to an embodiment of the present invention;
FIG. 5 is a schematic view of a clean tank according to an embodiment of the present invention;
FIG. 6 is a diagram showing the connection between the adjusting mechanism and the sample receiving assembly according to an embodiment of the present invention;
in the figure: 1. a laboratory bench locker; 2. an experiment operation box body; 3. an observation window; 4. a shielding plate; 5. a mounting hole; 6. shielding a cabinet door; 7. a sample manipulation port; 8. test tube rack and reagent platform; 9. a motor control module; 10. the experiment table box body; 10a, a support plate; 11. a lower adjusting gear; 12. a transition drive gear; 13. an auxiliary transmission gear; 14. an auxiliary transmission shaft; 15. a lower ratchet wheel; 16. a lower bearing gear; 17. a lower adjustment pawl; 18. adjusting a motor; 19. a coupling; 20. a main drive shaft; 21. a main transmission gear; 22. an upper bearing gear; 23. an upper ratchet wheel; 24. an upper adjustment pawl; 25. the rotating shaft is adjusted upwards; 26. an upper adjusting gear; 27. adjusting the rack; 28. a transitional transmission shaft; 29. a lower adjusting rotating shaft; 30. a lateral sliding rail; 31. a sample placement plate; 31a, a placement groove; 32. rotating the clamping piece; 33. a rack rail; 34. a supporting fixing strip; 35. a longitudinal sliding rail; 36. an ultraviolet lamp flat cable bracket; 37. an ultraviolet lamp; 37a, ultraviolet lamp handles; 38. a mounting plate; 39. an ultraviolet light source control module; 40. a drain pipe; 41. a clean pool; 42. a water tap; 43. a triangular support bar; 44. deep groove ball bearings.
Detailed Description
The present invention will be further described in detail below with reference to specific embodiments and with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent.
In order to achieve the above object, the present invention provides an ultraviolet lamp interactive experiment table for performing fluorescence analysis on a biological sample, comprising an experiment table box 10, the inside of which is supported by a triangular support bar 43; an ultraviolet light source assembly installed at the upper portion of the experiment table case 10; the experiment operation box body 2 is arranged at the upper part of the experiment table box body 10, the experiment operation box body 2 seals the ultraviolet light source assembly, and the arrangement can effectively protect the parts inside the experiment operation box body, so that the influence of dust, greasy dirt and the like on the experiment is effectively reduced; the sample receiving component is movably arranged in the experiment operation box body 2 along the vertical direction and is positioned below the ultraviolet light source component; the adjusting mechanism comprises an adjusting rack 27, an upper adjusting gear 26 and a lower adjusting gear 11, the adjusting rack 27 is connected with the sample receiving assembly, and the upper adjusting gear 26 and the lower adjusting gear 11 are meshed with the adjusting rack 27;
the adjusting mechanism further comprises a separation transmission assembly, the separation transmission assembly switches the main driving relationship and the rotation direction of the upper adjusting gear 26 and the lower adjusting gear 11, the upper adjusting gear 26 and the lower adjusting gear 11 respectively drive the adjusting rack 27 to move up and down, the sample receiving assembly is driven to move up and down through the adjusting rack 27, the positions of the sample receiving assembly and the ultraviolet light source assembly are adjusted, the purpose of adjusting the ultraviolet light intensity of the biological sample is achieved, and therefore experimental requirements under various ultraviolet irradiation environments are met, and a plurality of groups of comparison experiments are conveniently arranged.
Specifically, the adjusting mechanism includes an adjusting motor 18 fixedly mounted on a motor support plate 10a in the laboratory bench case 10; a main transmission gear 21 mounted to an output end of the adjustment motor 18; an upper adjusting shaft 25, one end of which is connected with an upper adjusting gear 26, the other end of which is rotatably provided with an upper bearing gear 22, and an upper ratchet wheel 23 mechanism is arranged between the upper bearing gear 22 and the upper adjusting shaft 25; an auxiliary transmission shaft 14, one end of which is provided with an auxiliary transmission gear 13, one side of the auxiliary transmission gear 13 is provided with a transition transmission gear 12 in a meshed manner, the transition transmission gear 12 is rotatably arranged on a transition transmission shaft 28, the transition transmission gear 12 is meshed with a lower adjusting gear 11, the other end of the auxiliary transmission shaft is provided with a lower bearing gear 16, a lower ratchet wheel 15 mechanism is arranged between the lower bearing gear 16 and the auxiliary transmission shaft 14, and the lower adjusting gear 11 is rotatably arranged on a lower adjusting rotating shaft 29;
the upper ratchet wheel 23 mechanism comprises an upper ratchet wheel 23 and an upper adjusting pawl 24, the lower ratchet wheel 15 mechanism comprises a lower ratchet wheel 15 and a lower adjusting pawl 17, the teeth of the upper ratchet wheel 23 face clockwise, the teeth of the lower ratchet wheel 15 face anticlockwise, and the installation direction of the upper adjusting pawl 24 and the lower adjusting pawl 17 is opposite, so that the driving direction of the upper ratchet wheel 23 mechanism and the lower ratchet wheel 15 mechanism is opposite;
when the main transmission gear 21 is driven to rotate by the adjusting motor 18, the main transmission gear 21 drives the upper bearing gear 22 to rotate, the upper bearing gear 22 drives the upper adjusting rotating shaft 25 to rotate through the upper ratchet wheel 23 mechanism, and then drives the upper adjusting gear 26 to rotate, and the upper adjusting gear 26 drives the adjusting rack 27 to move downwards; the main transmission gear 21 drives the lower bearing gear 16 to rotate at the same time, the lower bearing gear 16 does not drive the lower adjusting rotating shaft 29 to rotate under the action of the lower ratchet wheel 15 mechanism, the lower adjusting gear 11 works as a driven wheel and rotates under the drive of the adjusting rack 27;
when the main transmission gear 21 is driven by the adjusting motor 18 to rotate reversely, the upper adjusting gear 26 works as a driven wheel, and the lower adjusting gear 11 works as a driving wheel to drive the adjusting rack 27 to move upwards, so that the switching between the main driving relationship and the rotating direction of the upper adjusting gear 26 and the lower adjusting gear 11 is realized;
the diameters of the upper adjusting gear 26 and the lower adjusting gear 11 are the same, the diameters of the auxiliary transmission gear 13 and the transition transmission gear 12 are smaller than those of the lower adjusting gear 11, and the transmission ratio of the transition transmission gear 12 to the lower adjusting gear 11 is 1:5, when adjusting rack 27 and upwards move, because the relation that the transmission ratio is different, adjust the speed that rack 27 upwards moved and be slower than the speed that descends, and then realized slowly rising and return the function, so, can be to the height of movable support adjust slowly to can improve experimental accuracy, and can make movable support return to normal position rapidly after the experiment is over, improve work efficiency.
In one embodiment, the sample receiving assembly includes a longitudinal slide rail 35 that is connected to the adjustment rack 27 by a support fixing bar 34; a lateral slide rail 30 having one end slidably connected to the longitudinal slide rail 35; the sample placing plate 31 is slidably arranged on the transverse sliding rail 30, a placing groove 31a for placing biological samples is formed in the middle of the sample placing plate, a rotary clamping piece 32 is arranged on the placing groove 31a and used for fixing sample pieces, and the placing groove 31a is made of glass light guide materials and is convenient for observing the sample pieces.
In one embodiment, the ultraviolet light source assembly includes an ultraviolet light fixture 36; a mounting plate 38 mounted on an end of the ultraviolet lamp strip bracket 36; an ultraviolet lamp 37 mounted on the lower portion of the mounting plate 38; the ultraviolet light source control module 39 is electrically connected with the ultraviolet lamp 37, and is convenient for adjusting the ultraviolet light intensity and simultaneously matching with the multi-angle irradiation biological samples.
In one embodiment, an ultraviolet lamp handle 37a is installed between the ultraviolet lamp 37 and the mounting plate 38, and the ultraviolet lamp handle 37a is connected with the ultraviolet lamp 37 through a spherical hinge, so that the ultraviolet lamp 37 can rotate at any angle.
In one embodiment, the experiment operation box 2 is of a wooden square structure, the upper part of the experiment operation box 2 is provided with a mounting hole 5 through which the ultraviolet lamp 37 passes, the ultraviolet lamp handle 37 is tightly connected with the mounting hole 5, and the ultraviolet lamp 37 cannot leak when the ultraviolet lamp 37 irradiates is guaranteed by the airtight experiment operation box 2.
In one embodiment, a sample operation port 7 is formed in one side of the experiment operation box body 2, a shielding cabinet door 6 is hinged to the sample operation port 7, an observation window 3 is further formed in one side of the experiment operation box body 2, a shielding plate 4 is arranged on the observation window 3, an operator can observe biological samples at any time conveniently through the observation window 3, and the sample operation port 7 is convenient for the operator to adjust the biological samples at any time.
In one embodiment, the upper part of the laboratory bench box 10 further comprises a clean pool 41, a test tube rack and a reagent table 8, and the middle part of the laboratory bench box 10 is further provided with a laboratory bench locker 1.
In one embodiment, a faucet 42 is installed at an upper portion of the clean tank 41, and a drain pipe 40 is installed at a lower portion of the clean tank 41.
The adjusting mechanism also comprises a motor control module 9, and the positive side surface of the experiment table box body 10 is fixedly installed; a coupling 19 mounted to the end portions of the main drive shaft 20 and the adjustment motor 18; a deep groove ball bearing 44 mounted on the inner support plate 10a of the laboratory bench case 10; the rack rail 33 is fixedly connected with the experiment table box 10; the adjusting rack 27 is in sliding connection with the rack rail 33; the upper adjusting gear 26 and the upper adjusting rotating shaft 25, the lower adjusting gear 11 and the lower adjusting rotating shaft 29 are integrally molded, so that the cost is effectively reduced;
in use, a biological sample is placed in the placement groove 31a in the sample placement plate 31;
rotating the rotary clamping pieces 32 on two sides of the placing groove 31a to the biological sample to clamp and fix the biological sample;
turning on the ultraviolet lamp 37 to adjust the angle thereof and irradiate the biological sample in cooperation with the position of the horizontally movable bracket;
the motor control module 9 is used for controlling the steering and rotating speed of the adjusting motor 18, and the position of the movable support is adjusted in the vertical direction through the separate transmission of the upper adjusting gear 26, the lower adjusting gear 11 and the adjusting rack 27.
So, through the steering and the rotational speed of motor control module 9 control adjustment motor 18, can be convenient and swift adjustment movable support's vertical position to change biological sample apart from the position of ultraviolet light, cooperation ultraviolet light source control module 39 reaches the purpose of adjusting the ultraviolet light intensity that biological sample receives, thereby satisfies the experimental requirement under the multiple ultraviolet irradiation environment of simulation, so that set up multiunit contrast experiment.
It should be noted that unless otherwise defined, technical or scientific terms used in the embodiments of the present invention should be given the ordinary meaning as understood by one of ordinary skill in the art to which the present disclosure pertains. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present invention should be included in the scope of the present invention.
Claims (8)
1. An ultraviolet lamp interactive experiment table for performing fluorescence analysis on a biological sample, comprising:
the experiment table box body;
the ultraviolet light source component is arranged at the upper part of the experiment table box body;
the experiment operation box body is arranged at the upper part of the experiment table box body and seals the ultraviolet light source assembly;
the sample receiving component is movably arranged in the experimental operation box body along the vertical direction and is positioned below the ultraviolet light source component;
the adjusting mechanism comprises an adjusting rack, an upper adjusting gear and a lower adjusting gear, the adjusting rack is connected with the sample receiving assembly, and the upper adjusting gear and the lower adjusting gear are meshed with the adjusting rack;
the adjusting mechanism further comprises a separation transmission assembly, wherein the separation transmission assembly switches the main-driven relation and the rotation direction of the upper adjusting gear and the lower adjusting gear, so that the upper adjusting gear and the lower adjusting gear respectively drive the adjusting rack to move up and down;
the adjustment mechanism includes:
the adjusting motor is arranged in the experiment table box body;
the main transmission gear is arranged at the output end of the adjusting motor;
an upper adjusting rotating shaft, one end of which is connected with the upper adjusting gear, the other end of which is rotatably provided with an upper bearing gear, and an upper ratchet mechanism is arranged between the upper bearing gear and the upper adjusting rotating shaft;
an auxiliary transmission shaft, one end of which is provided with an auxiliary transmission gear, one side of the auxiliary transmission gear is meshed with a transition transmission gear, the transition transmission gear is meshed with the lower adjusting gear, the other end of the auxiliary transmission shaft is provided with a lower bearing gear, and a lower ratchet mechanism is arranged between the lower bearing gear and the auxiliary transmission shaft;
the main transmission gear is meshed with the upper bearing gear and the lower bearing gear respectively, and the driving directions of the upper ratchet mechanism and the lower ratchet mechanism are opposite;
the upper ratchet mechanism comprises an upper ratchet and an upper adjusting pawl, the lower ratchet mechanism comprises a lower ratchet and a lower adjusting pawl, the upper ratchet teeth face clockwise, the lower ratchet teeth face anticlockwise, and the installation direction of the upper adjusting pawl is opposite to that of the lower adjusting pawl, so that the driving direction of the upper ratchet mechanism is opposite to that of the lower ratchet mechanism;
when the main transmission gear is driven by the adjusting motor to rotate, the upper bearing gear is driven by the main transmission gear to rotate, and then the upper adjusting rotating shaft is driven by the upper bearing gear to rotate through the upper ratchet mechanism, so that the upper adjusting gear is driven to rotate, and the adjusting rack is driven by the upper adjusting gear to move downwards; the main transmission gear drives the lower bearing gear to rotate at the same time, the lower bearing gear does not drive the lower adjusting rotating shaft to rotate under the action of the lower ratchet mechanism, the lower adjusting gear works as a driven wheel and rotates under the drive of the adjusting rack;
when the adjusting motor drives the main transmission gear to reversely rotate, the upper adjusting gear works as a driven wheel, and the lower adjusting gear works as a driving wheel to drive the adjusting rack to move upwards, so that the switching between the main driving relationship and the rotating direction of the upper adjusting gear and the lower adjusting gear is realized;
the sample receiving assembly comprises:
a longitudinal sliding rail;
a transverse sliding rail, one end of which is in sliding connection with the longitudinal sliding rail;
the sample placing plate is slidably arranged on the transverse sliding rail, a placing groove is formed in the middle of the sample placing plate, and a rotary clamping piece is arranged on the placing groove.
2. The ultraviolet lamp interaction experiment table of claim 1, wherein the placement groove is made of glass light guide materials.
3. The uv lamp interaction experiment table according to claim 1, wherein the uv light source assembly comprises:
an ultraviolet lamp flat cable bracket;
the mounting plate is mounted at the end part of the ultraviolet lamp flat cable bracket;
the ultraviolet lamp is arranged at the lower part of the mounting plate;
and the ultraviolet lamp light source control module is electrically connected with the ultraviolet lamp.
4. The ultraviolet lamp interaction experiment table of claim 3, wherein an ultraviolet lamp handle is installed between the ultraviolet lamp and the mounting plate, and the ultraviolet lamp handle is connected with the ultraviolet lamp through a spherical hinge.
5. The ultraviolet lamp interaction experiment table according to claim 3, wherein the experiment operation box body is of a wooden square structure, and a mounting hole for the ultraviolet lamp to pass through is formed in the upper portion of the experiment operation box body.
6. The ultraviolet lamp interaction experiment table according to claim 1, wherein a sample operation port is formed in one side of the experiment operation box body, a shielding cabinet door is hinged to the sample operation port, an observation window is further formed in one side of the experiment operation box body, and a shielding plate is arranged on the observation window.
7. The ultraviolet lamp interaction experiment table according to claim 1, wherein the upper portion of the experiment table box body further comprises a clean pool, a test tube rack and a reagent table, and the middle portion of the experiment table box body is further provided with an experiment table storage cabinet.
8. The ultraviolet lamp interaction experiment table of claim 7, wherein a faucet is installed at an upper portion of the clean tank, and a drain pipe is installed at a lower portion of the clean tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111343497.3A CN114166806B (en) | 2021-11-13 | 2021-11-13 | Ultraviolet lamp interaction experiment table for performing fluorescence analysis on biological sample |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111343497.3A CN114166806B (en) | 2021-11-13 | 2021-11-13 | Ultraviolet lamp interaction experiment table for performing fluorescence analysis on biological sample |
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| CN114166806A CN114166806A (en) | 2022-03-11 |
| CN114166806B true CN114166806B (en) | 2023-06-27 |
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| CN213493827U (en) * | 2020-06-30 | 2021-06-22 | 白城师范学院 | Physical experiment table |
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