CN218471041U - Optical microscope for fungus detection - Google Patents
Optical microscope for fungus detection Download PDFInfo
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- CN218471041U CN218471041U CN202222068099.1U CN202222068099U CN218471041U CN 218471041 U CN218471041 U CN 218471041U CN 202222068099 U CN202222068099 U CN 202222068099U CN 218471041 U CN218471041 U CN 218471041U
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Abstract
The utility model relates to an optical microscope for fungus detection, which comprises a bracket, a microscope module, a microscope movement mechanism and a slide movement mechanism; the upper end of the bracket is provided with a slide placing groove arranged along the X direction; the microscope module comprises a camera, a lens cone and a light source component; the microscope motion mechanism comprises a connecting seat, a Y-direction motion assembly and a Z-direction motion assembly; the slide moving mechanism is used for driving a slide to move along the X direction in the slide placing groove, the slide moving mechanism moves upwards along the Y direction moving assembly and the Z direction moving assembly and moves upwards along the slide single direction, when a microscope is adjusted, only Y on one line needs to be corrected, position data on the Z direction can be guaranteed, the whole scanning process can be guaranteed within a focusing range, the focusing requirement is greatly simplified, the requirement on the assembly precision is greatly reduced, and the manpower and material cost is saved.
Description
Technical Field
The utility model relates to a microscopic examination technical field of sample, concretely relates to optical microscope is used in fungi detection.
Background
At present, the superficial dermatosis fungi are mainly read by manual work, an optical microscope is generally adopted to observe a skin smear under the magnification of 100 times, and a microscopic camera is additionally arranged on the optical microscope to shoot microscopic examination pictures or an inspection report is manually filled.
A skin smear is usually made by staining with fluorescent reagent, and under microscope, the fungus takes on the form of filiform, globular, etc., and the color is brighter than the background. The whole microscope with the camera is large in size and heavy in weight, so that focusing work of the microscope is complicated, and inspectors who generally observe 30-100 visual fields and comprehensively judge inspection results are huge in workload and easily cause infection of operators.
SUMMERY OF THE UTILITY MODEL
Based on the above, the utility model provides an optical microscope is used in fungi detection to it is big to adopt artifical observation work load among the solution prior art, and causes the technical problem of operating personnel's infection easily.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
an optical microscope for detecting fungi comprises a bracket, a microscope module, a microscope movement mechanism and a slide movement mechanism;
the upper end of the bracket is provided with a slide placing groove arranged along the X direction;
the microscope module comprises a camera, a lens barrel and a light source assembly, wherein the lens barrel is provided with an objective lens end and an objective lens end, the lens barrel is vertically arranged, the objective lens end faces the support, the camera is connected to the objective lens end, and the light source assembly is arranged on the lens barrel and can emit exciting light towards the objective lens end;
the microscope moving mechanism comprises a connecting seat, a Y-direction moving assembly and a Z-direction moving assembly, the lens cone is mounted on the connecting seat, the Y-direction moving assembly is used for driving the connecting seat to move in the Y direction, and the Z-direction moving assembly is used for driving the lens cone to move in the Z direction;
the slide moving mechanism is used for driving the slide to move in the slide placing groove along the X direction.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
the application provides an optical microscope for fungus detection passes through Y to motion subassembly and Z to the ascending motion of two orientations of motion subassembly and slide folk prescription, when adjusting the microscope, only needs to correct the Y on the line, and the ascending position data of Z orientation just can guarantee to scan the overall process within the focusing range, has simplified the focusing requirement greatly, and manpower and materials cost has been saved to the requirement of assembly precision to also greatly reduced.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, Y includes PMKD and Y to the driving piece to the motion subassembly, PMKD horizontal interval set up in the support upper end, be formed with the bar hole that sets up along the Y direction on the PMKD, the objective lens end can be followed the bar hole is stretched out downwards, Y can drive to the driving piece the connecting seat is relative PMKD moves along the Y direction.
Further, Z is to the motion subassembly including spacing support and Z to the driving piece, spacing support includes last limiting plate, lower limiting plate and deflector, lower limiting plate along Y to slidable install in PMKD's upper end, the deflector vertically set up in lower limiting plate with go up between the limiting plate, connecting seat slidable connection in deflector, Z is to the driving piece can drive the connecting seat is followed the deflector slides.
Furthermore, the limiting support further comprises guide rods, the guide rods are vertically arranged on two sides of the lower limiting plate, and guide sleeves in sliding connection with the guide rods are connected to two sides of the connecting seat.
Furthermore, the Y-direction driving piece comprises a first lead screw stepping motor and a first moving nut, the motor of the first lead screw stepping motor is connected with the fixed bottom plate, the lead screw is arranged along the Y direction, and the first moving nut is connected with the lower limiting plate and is in threaded connection with the lead screw of the first lead screw stepping motor.
Furthermore, the Z-direction driving piece comprises a second lead screw stepping motor and a second moving nut, the motor of the second lead screw stepping motor is connected with the upper limiting plate, a lead screw of the second lead screw stepping motor is arranged along the Z direction, and the second moving nut is connected with the connecting seat and is in threaded connection with the lead screw of the second lead screw stepping motor.
Furthermore, the slide placing groove transversely penetrates through the support, the slide placing groove is provided with a feeding end and an adjusting end, the slide moving mechanism comprises a push block and an X-direction driving piece, the push block is arranged on the slide placing groove, the push block can push slides in the slide placing groove to one side close to the feeding end, and the X-direction driving piece is used for driving the push block to move along the slide placing groove.
Furthermore, the X-direction driving part comprises a third lead screw stepping motor and a third moving nut, the motor of the third lead screw stepping motor is connected with the support, a lead screw of the third lead screw stepping motor is arranged along the X direction, and the third moving nut is connected with the push block and is in threaded connection with the lead screw of the third lead screw stepping motor.
Furthermore, both sides of the interior of the slide placing groove are provided with placing steps, and both sides of the slide positioned in the slide placing groove are respectively placed on the step surfaces of the placing steps.
Further, the light source module comprises two excitation light sources with different wavelengths.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic view of the upper portion of FIG. 1;
FIG. 3 is an optical schematic of the present application;
FIG. 4 is a schematic structural view of the fixed base plate of FIG. 2;
fig. 5 is a schematic structural diagram of the upper end of the bracket in the application.
Detailed Description
To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
It will be understood that spatial relationship terms, such as "at 8230; …," below, "" at 8230; \8230; below, "" under 8230; \8230;, "below," "under 8230;, \8230; above," "above," etc., may be used herein to describe the relationship of one element or feature to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "at 8230; \8230below" and "at 8230; \8230, below" may include both upper and lower orientations. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements. The "connection" in the following embodiments is to be understood as "electrical connection", "communication connection", and the like if the connected circuits, modules, units, and the like have transmission of electrical signals or data therebetween.
As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," etc., specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.
As shown in fig. 1 to 5, an optical microscope for fungus detection includes a holder 10, a microscope module 20, a microscope moving mechanism 30, and a slide moving mechanism 40.
Wherein, the upper end of the bracket 10 is a slide stage, which corresponds to the stage of the microscope and is provided with a slide placing groove 11 arranged along the X direction.
It is understood that the XY directions mentioned in the present application are two mutually perpendicular directions on a horizontal plane, and the Z direction is a normal direction of the horizontal plane, i.e., a vertical direction.
Preferably, in order to ensure that the sample in the middle of the slide is not affected, two sides of the inside of the slide placing groove 11 are provided with placing steps 111, and two sides of the slide a in the slide placing groove 11 are respectively placed on the step surfaces of the placing steps 11.
The microscope module 20 includes a camera 21, a lens barrel 23 and a light source assembly 24, the lens barrel 23 has an objective end 23a and an objective end 23b, the lens barrel 23 is vertically arranged, the objective end 23b faces the support 10, the camera 21 is connected to the objective end 23a, a microscope 21 is mounted on the microscope to take a microscopic picture, and the light source assembly 24 is arranged on the lens barrel 23 and can emit exciting light towards the objective end 23 b.
In a preferred embodiment of the present application, the light source assembly 24 is connected to the middle of the lens barrel 23, the light source assembly 24 includes a light source barrel 241, a first light source 242 and an excitation light filter 243, the first light source 242 is disposed at one end of the light source barrel 241 far away from the lens barrel 23, the excitation light filter 243 is disposed at one side of the first light source 242 close to the lens barrel 23, the inside of the lens barrel 23 corresponds to the light source barrel 241, the lower end of the beam splitter 231 corresponds to the objective end 23b, the upper end of the beam splitter 231 is disposed with a cut-off piece 232 of light in a specific waveband, more preferably, the camera 21 is disposed at the side of the lens barrel 23, the 45 ° reflecting mirror 233 is disposed above the cut-off piece 232, and the 45 ° reflecting mirror 233 corresponds to the height of the objective end 23 a.
The excitation light emitted from the first light source 242 is filtered by the excitation light filter 243, then is split by the beam splitter 231 to the objective lens end 23b and is irradiated onto the sample, and the reflected light reflected by the sample passes through the beam splitter 231 and the cut-off sheet 232 in sequence to reach the 45 ° reflecting mirror 233, and is reflected by the 45 ° reflecting mirror 233 to the eyepiece lens end 23a to be received by the camera 21.
In some preferred embodiments, the light source assembly 24 further includes a second light source 244, the second light source 244 is disposed on a side of the excitation light filter 243 away from the first light source 242, and the second light source 244 and the first light source 242 are both LED fluorescent light sources, and wavelengths of light emitted by the second light source 244 and the first light source 242 are different, so as to form a dual-light-source excitation effect with different wavelengths, so that a large contrast is formed between the light emitted by the bacteria and the background, and the inspection image is clearer.
The microscope moving mechanism 30 includes a connecting base 31, a Y-direction moving assembly 32, and a Z-direction moving assembly 33.
The lens barrel 23 is mounted on the connecting seat 31, the Y-direction moving assembly 32 is configured to drive the connecting seat to move in the Y direction, and the Z-direction moving assembly 33 is configured to drive the connecting seat 31 to move in the Z direction.
Specifically, the Y-direction movement assembly 32 includes a fixed base plate 321 and a Y-direction driving member, the fixed base plate 321 is horizontally arranged at the upper end of the bracket 10 at intervals, a strip-shaped hole 321a is formed in the fixed base plate 321 and arranged along the Y-direction, the objective lens end 23b can be extended from the strip-shaped hole 321a, and the Y-direction driving member can drive the connecting seat 31 to move relative to the fixed base plate 321 along the Y-direction.
Z includes spacing support 331 and Z to the driving piece to motion subassembly 33, spacing support 331 includes spacing board 3311, spacing board 3312 and deflector 3314 down, spacing board 3312 is installed to slidable along Y down in the upper end of PMKD 321, deflector 3314 vertically set up in down spacing board 3312 with go up between the spacing board 3311, connecting seat 31 passes through the cooperation slidable connection of guide rail and slider in deflector 3314, Z can drive to the driving piece connecting seat 31 follows the deflector 3314 slides.
In order to ensure the stability of the Z-direction movement of the connecting base, the limiting bracket 331 further includes a guide rod 3314, the guide rod 3314 is vertically disposed at two sides of the lower limiting plate 3312, and two sides of the connecting base 31 are connected with guide sleeves 311 slidably connected with the guide rods 3.
In this embodiment, the Y-direction driving element includes a first lead screw stepping motor 322 and a first moving nut, the motor of the first lead screw stepping motor 322 is connected to the fixed bottom plate 321, the lead screw is arranged along the Y direction, and the first moving nut is connected to the lower limiting plate 3312 and is in threaded connection with the lead screw of the first lead screw stepping motor 322; the Z-direction driving member includes a second lead screw stepping motor 332 and a second moving nut, the motor of the second lead screw stepping motor 332 is connected to the upper limiting plate 3311, the lead screw thereof is arranged along the Z direction, and the second moving nut is connected to the connecting seat 31 and is in threaded connection with the lead screw of the second lead screw stepping motor 332.
When the first lead screw stepping motor 322 works, the lead screw thereof rotates to drive the first moving nut to move on the lead screw thereof, and further drive the lower limiting plate 3312 to move reversely on the fixed bottom plate 321 along Y; when the second lead screw stepping motor 332 works, the lead screw thereof rotates to drive the second moving nut to move along the Z direction, thereby driving the connecting base 31 to slide along the guide plate 3314.
The slide moving mechanism 40 is for moving the slide in the X direction in the slide placing groove 11.
In the preferred embodiment of the present application, the slide groove 11 transversely penetrates the rack 10, the slide groove 11 has a feeding end 11a and an adjusting end 11b, the slide moving mechanism 40 includes a pushing block 41 and an X-direction driving member, the pushing block 41 is disposed on the slide groove 11, the pushing block 41 can push the slide a in the slide groove 11 to the side close to the feeding end 11a, and the X-direction driving member is used for driving the pushing block 41 to move along the slide groove 11.
The worker inserts the slide A into the slide placing groove 11 from the feed end 11a, and pushes the slide A to exit the slide placing groove 11 from the feed end 11a by the push block 41, facilitating the discharge of the slide A.
In this embodiment, the X-direction driving member includes a third lead screw stepping motor 42 and a third moving nut 43, the motor of the third lead screw stepping motor 42 is connected to the bracket, the lead screw thereof is arranged along the X direction, and the third moving nut 43 is connected to the pushing block 41 and is in threaded connection with the lead screw of the third lead screw stepping motor 42.
The utility model provides an optical microscope for fungus detects passes through Y to motion subassembly and Z to motion and slide A unilateral ascending motion in two directions of motion subassembly, just 3 sets of power supplies have just been used to accomplish slide total position and have focused the function that the scanning breaks away from the microscope platform with the slide, feed end 11a has been designed and has been realized the interface structure that the slide inserted microscope, the structure is fixed firm, and do not touch slide middle zone (being smear region), and to the slide of thickness difference, can both play the effect of proofreading and correct the focus, when adjusting the microscope, only need correct the Y on the line, the ascending position data of Z side, just can guarantee to scan the overall process within the focusing range, the focusing requirement has been simplified greatly, also greatly reduced is to the requirement of equipment precision, manpower and materials cost has been saved.
After the slide A is inserted into the microscope by external force, the slide A starts to automatically scan the photographed slide, the push block 51 pushes the slide A out of the slide placing groove 11 step by step, and when the slide A is pushed out by one step, the objective lens end 23b of the microscope scans slide information line by line along the Y direction and focuses, and the scanning and photographing can be carried out repeatedly, so that the whole slide can be scanned and photographed, then most area of the slide is pushed out of the instrument, and the slide A is convenient for an operator to take away.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. An optical microscope for detecting fungi is characterized by comprising a bracket, a microscope module, a microscope movement mechanism and a slide movement mechanism;
the upper end of the bracket is provided with a slide placing groove arranged along the X direction;
the microscope module comprises a camera, a lens barrel and a light source component, wherein the lens barrel is provided with an objective lens end and an objective lens end, the lens barrel is vertically arranged, the objective lens end faces the bracket, the camera is connected to the objective lens end, and the light source component is arranged on the lens barrel and can emit exciting light towards the objective lens end;
the microscope moving mechanism comprises a connecting seat, a Y-direction moving assembly and a Z-direction moving assembly, the lens cone is mounted on the connecting seat, the Y-direction moving assembly is used for driving the connecting seat to move in the Y direction, and the Z-direction moving assembly is used for driving the lens cone to move in the Z direction;
the slide moving mechanism is used for driving the slide to move in the X direction in the slide placing groove.
2. The optical microscope for detecting fungi of claim 1, wherein the Y-direction movement assembly comprises a fixing bottom plate and a Y-direction driving member, the fixing bottom plate is horizontally arranged at the upper end of the support at intervals, a strip-shaped hole arranged along the Y-direction is formed in the fixing bottom plate, the objective lens end can extend downwards from the strip-shaped hole, and the Y-direction driving member can drive the connecting seat to move along the Y-direction relative to the fixing bottom plate.
3. The optical microscope for detecting fungi according to claim 2, wherein the Z-direction movement assembly comprises a limiting bracket and a Z-direction driving member, the limiting bracket comprises an upper limiting plate, a lower limiting plate and a guide plate, the lower limiting plate is slidably mounted at the upper end of the fixing bottom plate along the Y direction, the guide plate is vertically arranged between the lower limiting plate and the upper limiting plate, the connecting seat is slidably connected to the guide plate, and the Z-direction driving member can drive the connecting seat to slide along the guide plate.
4. The optical microscope for detecting fungi of claim 3, wherein the limiting bracket further comprises guide rods, the guide rods are vertically arranged on two sides of the lower limiting plate, and guide sleeves connected with the guide rods in a sliding manner are connected to two sides of the connecting seat.
5. The optical microscope of claim 3, wherein the Y-direction driving member includes a first lead screw stepping motor and a first moving nut, the motor of the first lead screw stepping motor is connected to the fixed base plate, the lead screw is disposed along the Y direction, and the first moving nut is connected to the lower limiting plate and is in threaded connection with the lead screw of the first lead screw stepping motor.
6. The optical microscope of claim 3, wherein the Z-direction driving member includes a second screw stepping motor and a second moving nut, the second screw stepping motor is connected to the upper limiting plate, a screw thereof is disposed along the Z direction, and the second moving nut is connected to the connecting base and is threadedly connected to the screw of the second screw stepping motor.
7. The optical microscope according to claim 1, wherein the slide groove extends transversely through the holder, the slide groove has a feeding end and an adjusting end, the slide moving mechanism includes a push block and an X-direction driving member, the push block is disposed on the slide groove, the push block can push the slide in the slide groove toward a side close to the feeding end, and the X-direction driving member is configured to drive the push block to move along the slide groove.
8. The optical microscope for detecting fungi of claim 7, wherein the X-direction driving member comprises a third lead screw stepping motor and a third moving nut, the motor of the third lead screw stepping motor is connected to the support, the lead screw thereof is arranged along the X direction, and the third moving nut is connected to the pushing block and is in threaded connection with the lead screw of the third lead screw stepping motor.
9. The optical microscope for detecting fungi according to claim 1, wherein both sides of the inside of the slide placement groove have placement steps, and both sides of the slide positioned in the slide placement groove are respectively placed on step surfaces of the placement steps.
10. A fungus detecting optical microscope according to claim 1, wherein the light source unit includes two excitation light sources of different wavelengths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222068099.1U CN218471041U (en) | 2022-08-05 | 2022-08-05 | Optical microscope for fungus detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222068099.1U CN218471041U (en) | 2022-08-05 | 2022-08-05 | Optical microscope for fungus detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218471041U true CN218471041U (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222068099.1U Active CN218471041U (en) | 2022-08-05 | 2022-08-05 | Optical microscope for fungus detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218471041U (en) |
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2022
- 2022-08-05 CN CN202222068099.1U patent/CN218471041U/en active Active
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