CN115097620A - Three-eye stereomicroscope - Google Patents
Three-eye stereomicroscope Download PDFInfo
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- CN115097620A CN115097620A CN202210934038.0A CN202210934038A CN115097620A CN 115097620 A CN115097620 A CN 115097620A CN 202210934038 A CN202210934038 A CN 202210934038A CN 115097620 A CN115097620 A CN 115097620A
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- 239000011521 glass Substances 0.000 claims abstract description 40
- 238000006073 displacement reaction Methods 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
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- 239000002360 explosive Substances 0.000 description 2
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/24—Base structure
- G02B21/26—Stages; Adjusting means therefor
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/24—Base structure
- G02B21/241—Devices for focusing
- G02B21/242—Devices for focusing with coarse and fine adjustment mechanism
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/34—Microscope slides, e.g. mounting specimens on microscope slides
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Abstract
The invention relates to the technical field of microscopes, and discloses a three-eye stereomicroscope, which comprises a three-eye stereomicroscope main body and a glass slide, wherein the three-eye stereomicroscope main body is provided with an object stage, and the object stage is provided with a bearing mechanism for fixing the glass slide; the bearing mechanism comprises a first frame arranged on the objective table in a sliding manner, and a second frame is arranged on the first frame in a sliding manner; the object stage is provided with a longitudinal adjusting mechanism and a transverse adjusting mechanism, and the longitudinal adjusting mechanism is used for driving the first frame to make longitudinal horizontal displacement so as to adjust the longitudinal coordinate of the glass slide; the longitudinal adjusting mechanism comprises a longitudinal displacement assembly; this three mesh stereomicroscope, two sets of adjust knob of accessible carry out vertically, horizontal regulation to the slide glass and remove the observation target, avoid the pollution that the hand direct movement caused to every group adjust knob still divide into coarse adjust knob and fine adjust knob and correspond different precisions, has made things convenient for more and has adjusted the operation.
Description
Technical Field
The invention relates to the technical field of microscopes, in particular to a three-eye stereoscopic microscope.
Background
The microscope is an optical instrument composed of a lens or a combination of several lenses, and is mainly used for magnifying tiny objects which can be seen by naked eyes of people. Conventional optical microscopes are monocular or binocular, and are distinguished by monocular observation and binocular observation. On the basis of the trinocular stereo microscope, the trinocular stereo microscope is connected with video imaging equipment, stores observed images and can be provided with various image analysis software. Therefore, the trinocular stereo microscope is widely used in high precision research fields such as medical and health institutions, laboratories, and research institutes.
The trinocular stereo microscope is characterized in that a glass slide loaded with an observation target is placed on an object stage of the microscope, an image is refracted and amplified by a lens through a light source so as to be observed by binocular naked eyes of an operator, and the image is transmitted to video imaging equipment.
However, when the existing trinocular stereomicroscope is used for microscopic observation, the slide glass is usually moved directly by hand to be adjusted when the position of the slide glass needs to be adjusted to observe microscopic images of different areas of an experimental target, and the adjustment mode not only can cause pollution to the slide glass due to the hand, but also has poor adjustment precision, and for images amplified by times, tens of times or even higher, the coordinate difference of the target position can be caused to be extremely large by slight movement.
Disclosure of Invention
The invention provides a three-eye stereomicroscope, which can move an observation target by longitudinally and transversely adjusting a glass slide through two groups of adjusting knobs, avoid pollution caused by direct movement of hands, and each group of adjusting knobs are also divided into coarse adjusting knobs and fine adjusting knobs which correspond to different accuracies, thereby facilitating the beneficial effect of adjusting operation, solving the problems that when the prior three-eye stereomicroscope mentioned in the background art is used for microscopic observation, when the position of the slide needs to be adjusted to observe the microscopic images of different regions of the experimental target, the adjustment is usually performed by directly moving the slide by hand, not only is the adjustment possible to cause contamination of the slide by the hand, but also the accuracy of the adjustment is poor, for images magnified by a factor of several times, tens of times, or even higher, slight movements can cause problems with the coordinate differences of the target orientation being very large.
The invention provides the following technical scheme: a trinocular stereoscopic microscope comprises a trinocular stereoscopic microscope main body and a glass slide, wherein the trinocular stereoscopic microscope main body is provided with an object stage, and the object stage is provided with a bearing mechanism for fixing the glass slide;
the bearing mechanism comprises a first frame arranged on the objective table in a sliding manner, and a second frame is arranged on the first frame in a sliding manner;
the object stage is provided with a longitudinal adjusting mechanism and a transverse adjusting mechanism, the longitudinal adjusting mechanism is used for driving the first frame to make longitudinal horizontal displacement so as to adjust the longitudinal coordinate of the glass slide, and the transverse adjusting mechanism is used for driving the second frame to make transverse horizontal displacement so as to adjust the transverse coordinate of the glass slide;
the longitudinal adjusting mechanism comprises a longitudinal displacement assembly, the longitudinal displacement assembly comprises a first screw rod which is rotatably arranged on the objective table, a first nut is arranged on the first frame, and the first nut is in threaded connection with the first screw rod;
the transverse adjusting mechanism comprises a transverse displacement assembly, the transverse displacement assembly comprises a second lead screw rotatably arranged on the first frame, a second nut is arranged on the second frame, and the second nut is in threaded connection with the second lead screw.
As an alternative to the present invention, a binocular stereo microscope, wherein: the bearing mechanism further comprises a transparent cover plate, the glass slide is arranged between the second frame and the transparent cover plate, and the transparent cover plate is hinged to the second frame through two hinges.
As an alternative to the present invention, a binocular stereo microscope, wherein: the bearing mechanism further comprises two clamping blocks symmetrically arranged on the transparent cover plate, two clamping grooves are symmetrically formed in the second frame, and the two clamping blocks are movably clamped in the two clamping grooves respectively.
As an alternative to the present invention, a binocular stereo microscope, wherein: the bearing mechanism further comprises two first limiting blocks symmetrically arranged on the first frame, two first limiting grooves are symmetrically formed in the objective table, and the two first limiting blocks are respectively arranged in the two first limiting grooves in a sliding mode;
the second frame is symmetrically provided with two second limiting blocks, the first frame is symmetrically provided with two second limiting grooves, and the two second limiting blocks are respectively arranged in the two second limiting grooves in a sliding manner.
As an alternative to the inventive trinocular stereo microscope, wherein: the longitudinal adjusting mechanism further comprises a first operating assembly, and the first operating assembly comprises a coarse adjusting knob which is rotatably arranged on the objective table;
the coarse adjustment knob is provided with a first bevel gear, the first screw rod is provided with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.
As an alternative to the present invention, a binocular stereo microscope, wherein: the first operation assembly further comprises a fine adjusting knob which is rotatably arranged on the objective table, a third straight gear is arranged on the fine adjusting knob, a first straight gear is arranged on the coarse adjusting knob, and the first straight gear is connected with the third straight gear.
As an alternative to the present invention, a binocular stereo microscope, wherein: the first operating assembly further comprises a first rotating rod which is rotatably arranged on the objective table, a second straight gear is arranged on the first rotating rod, and the second straight gear is meshed with the first straight gear and the third straight gear;
the diameter and the number of teeth of the first straight gear, the second straight gear and the third straight gear are reduced in sequence.
As an alternative to the present invention, a binocular stereo microscope, wherein: the transverse displacement assembly further comprises a second rotating rod which is rotatably arranged on the second frame;
a third bevel gear is arranged on the second rotating rod, a fourth bevel gear is arranged on the second screw rod and meshed with the third bevel gear, and a third rotating rod is rotatably arranged on the objective table;
the transverse adjusting mechanism further comprises a transmission assembly, and the third rotating rod is in transmission with the second rotating rod through the transmission assembly.
As an alternative to the present invention, a binocular stereo microscope, wherein: the transmission assembly comprises a first telescopic joint arranged on the third rotating rod, a second telescopic joint is arranged on the first telescopic joint in a sliding mode, a third telescopic joint is arranged on the second telescopic joint in a sliding mode, and the third telescopic joint is arranged on the second rotating rod.
As an alternative to the present invention, a binocular stereo microscope, wherein: the transverse adjusting mechanism further comprises a second operating assembly, and the second operating assembly is identical to the first operating assembly in structure.
The invention has the following beneficial effects:
1. this three mesh stereo microscope, with install the slide glass back on the objective table among the traditional equipment, if will aim at objective table downside printing opacity mouth and the observation target region of upside objective to the slide glass and adjust to when reaching the observation target coordinate, directly drive the slide glass with the hand by operating personnel and remove. The device adopts two groups of mechanical driving modes of a longitudinal adjusting mechanism and a transverse adjusting mechanism to respectively drive the glass slide to move back and forth and move left and right. During actual operation, the first screw rod is driven to rotate through the first operation assembly, and then the first screw rod drives the first nut and the first frame to integrally move back and forth, so that the longitudinal coordinate of the glass slide can be adjusted. The second screw rod is driven to rotate by the second operating assembly, and then the second screw rod drives the second screw nut and the second frame to integrally move left and right, so that the transverse coordinate of the glass slide can be adjusted. Therefore, the problems that the hand directly touches the glass slide to cause pollution, the hand acts excessively and the adjusting precision is poor are solved.
2. According to the three-eye stereomicroscope, the longitudinal adjusting mechanism and the transverse adjusting mechanism provide two adjusting precisions of thickness, and by taking longitudinal adjustment as an example, the first screw rod is driven to rotate through the transmission of the first bevel gear and the second bevel gear by rotating the coarse adjusting knob, and the slide glass can be quickly driven to move to a region close to an observation target as coarse adjustment. And when fine adjustment is performed, the fine adjusting knob is rotated in the same operation direction, and the coarse adjusting knob is driven to slowly rotate through the speed reduction transmission of the third straight gear, the second straight gear and the first straight gear, so that the slide glass is driven to move back and forth at a slow speed for fine adjustment. Thereby the speed and the precision of the adjustment can be considered.
3. When the glass slide is installed, the transparent cover plate is firstly opened, the glass slide is placed between the second frame and the transparent cover plate, then the transparent cover plate is covered, and the glass slide is tightly pressed between the second frame and the transparent cover plate, so that the fixation can be completed. And at the moment, the two clamping blocks can also be clamped into the two clamping grooves, so that the glass slide is fixed more firmly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of an explosive structure at the stage of the present invention.
Fig. 3 is a schematic view of an explosive structure at the load bearing mechanism of the present invention.
Fig. 4 is a schematic view of the inner structure of the stage according to the present invention.
Fig. 5 is a partial enlarged view of a portion a in fig. 4.
In the figure: 1. a main body of a three-eye stereomicroscope; 101. an object stage; 2. a glass slide; 3. a carrying mechanism; 301. a first frame; 302. a second frame; 303. a hinge; 304. a transparent cover plate; 305. a clamping block; 306. a card slot; 307. a first stopper; 308. a first limit groove; 309. a second limiting block; 310. a second limit groove; 4. a longitudinal adjustment mechanism; 41. a longitudinal displacement assembly; 411. a first lead screw; 412. a first screw nut; 42. a first operating assembly; 421. a coarse adjustment knob; 422. a first bevel gear; 423. a second bevel gear; 424. a first straight gear; 425. a first rotating lever; 426. a second spur gear; 427. a fine adjustment knob; 428. a third spur gear; 5. a lateral adjustment mechanism; 51. a lateral displacement assembly; 511. a second lead screw; 512. a second screw; 513. a second rotating lever; 514. a third bevel gear; 515. a fourth bevel gear; 516. a third rotating rod; 52. a transmission assembly; 521. a first expansion joint; 522. a second expansion joint; 523. a third expansion joint; 53. a second operating assembly.
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.
Example 1
The main body 1 of the trinocular stereomicroscope is a conventional trinocular stereomicroscope, which can be selected into different models according to actual requirements, such as model SW380T, comprising a stage 101, a lens frame, an objective lens, an ocular lens, an imaging device and the like;
in the conventional trinocular stereomicroscope main body 1, a slide 2 is mounted on a stage 101, and when an observation area is adjusted, the slide 2 is manually moved, so that the slide 2 is conveniently controlled to move transversely and longitudinally in a mechanical driving manner, the slide 2 is prevented from being polluted by hands, and the adjustment precision is enhanced, embodiment 1 is provided;
referring to fig. 1-5, a three-view stereomicroscope includes a three-view stereomicroscope body 1 and a slide 2, wherein the three-view stereomicroscope body 1 is provided with a stage 101, and the stage 101 is provided with a carrying mechanism 3 for fixing the slide 2;
the carrying mechanism 3 comprises a first frame 301 arranged on the object stage 101 in a sliding manner, and a second frame 302 is arranged on the first frame 301 in a sliding manner;
the object stage 101 is provided with a longitudinal adjusting mechanism 4 and a transverse adjusting mechanism 5, the longitudinal adjusting mechanism 4 is used for driving the first frame 301 to make longitudinal horizontal displacement so as to adjust the longitudinal coordinate of the glass slide 2, and the transverse adjusting mechanism 5 is used for driving the second frame 302 to make transverse horizontal displacement so as to adjust the transverse coordinate of the glass slide 2;
the longitudinal adjusting mechanism 4 comprises a longitudinal displacement assembly 41, the longitudinal displacement assembly 41 comprises a first lead screw 411 rotatably arranged on the object stage 101, a first nut 412 is arranged on the first frame 301, and the first nut 412 is in threaded connection with the first lead screw 411;
the lateral adjustment mechanism 5 comprises a lateral displacement assembly 51, the lateral displacement assembly 51 comprises a second lead screw 511 rotatably arranged on the first frame 301, a second nut 512 is arranged on the second frame 302, and the second nut 512 is in threaded connection with the second lead screw 511.
In this embodiment: the first frame 301 slides back and forth along the stage 101, the second frame 302 slides left and right along the first frame 301, and the slide 2 is mounted on the second frame 302. The first screw rod 411 rotates to drive the first nut 412 and the first frame 301 to integrally move back and forth, so as to adjust the longitudinal coordinate of the glass slide 2;
the second screw 511 rotates to drive the second screw 512 and the second frame 302 to move left and right integrally, so as to adjust the transverse coordinates of the glass slide 2.
By means of mechanical driving, pollution caused by direct touch of hands on the glass slide 2 is avoided, and meanwhile adjustment precision is improved.
Example 2
To fixedly mount the slide 2, example 2 is proposed;
in this embodiment, an improvement is made on the basis of embodiment 1, and specifically, referring to fig. 2 to fig. 5, the carrying mechanism 3 further includes a transparent cover plate 304, the slide 2 is disposed between the second frame 302 and the transparent cover plate 304, and the transparent cover plate 304 is hinged to the second frame 302 through two hinges 303;
the bearing mechanism 3 further comprises two clamping blocks 305 symmetrically arranged on the transparent cover plate 304, the second frame 302 is symmetrically provided with two clamping grooves 306, and the two clamping blocks 305 are movably clamped in the two clamping grooves 306 respectively;
the bearing mechanism 3 further comprises two first limiting blocks 307 symmetrically arranged on the first frame 301, two first limiting grooves 308 are symmetrically arranged on the objective table 101, and the two first limiting blocks 307 are respectively arranged in the two first limiting grooves 308 in a sliding manner;
two second limiting blocks 309 are symmetrically arranged on the second frame 302, two second limiting grooves 310 are symmetrically arranged on the first frame 301, and the two second limiting blocks 309 are respectively arranged in the two second limiting grooves 310 in a sliding manner.
In this embodiment: the rear end of the second frame 302 is movably hinged with a transparent cover plate 304 through two hinges 303, the transparent cover plate 304 is rotated to be opened, the glass slide 2 is placed on the second frame 302, and then the transparent cover plate 304 is closed, so that the glass slide 2 can be clamped and fixed between the second frame 302 and the transparent cover plate 304.
Meanwhile, the two clamping blocks 305 mounted on the transparent cover plate 304 are also respectively clamped into the two clamping grooves 306 formed in the second frame 302, so that the fixing is firmer.
Two first limiting grooves 308 are symmetrically formed in the upper end of the object stage 101 in the left-right direction, two first limiting blocks 307 are symmetrically fixed to the lower end of the first frame 301 in the left-right direction, and the first frame 301 can be limited by the two first limiting blocks 307 respectively sliding back and forth in the two first limiting grooves 308, so that the first frame 301 can move more stably.
Two second limiting grooves 310 are symmetrically formed in the front and back of the upper end of the first frame 301, two second limiting blocks 309 are symmetrically fixed to the front and back of the lower end of the second frame 302, and the second frame 302 can be limited by the two second limiting blocks 309 respectively sliding left and right in the two second limiting grooves 310, so that the second frame 302 can move more stably.
Example 3
When the slide glass 2 is moved by the transmission device to adjust the position of the observation target, only one adjustment precision is provided, if the adjustment precision is smaller, the movement amplitude is too large, the difference between the movement amplitude and the target coordinate is easy to be too large, and if the adjustment precision is higher, the movement amplitude is too small, the movement amplitude cannot be quickly close to the target coordinate, and in order to solve the problems, embodiment 3 is provided;
the present embodiment is an improved description based on embodiment 1, and specifically, referring to fig. 2 to fig. 5, the longitudinal adjustment mechanism 4 further includes a first operation assembly 42, and the first operation assembly 42 includes a coarse adjustment knob 421 rotatably disposed on the object stage 101;
a first conical gear 422 is arranged on the coarse adjustment knob 421, a second conical gear 423 is arranged on the first screw rod 411, and the second conical gear 423 is meshed with the first conical gear 422;
the first operating assembly 42 further comprises a fine adjustment knob 427 rotatably disposed on the stage 101, the fine adjustment knob 427 is provided with a third spur gear 428, the coarse adjustment knob 421 is provided with a first spur gear 424, and the first spur gear 424 is connected with the third spur gear 428;
the first operating assembly 42 further comprises a first rotating rod 425 rotatably disposed on the object stage 101, a second spur gear 426 is disposed on the first rotating rod 425, and the second spur gear 426 is engaged with the first spur gear 424 and the third spur gear 428;
the first spur gear 424, the second spur gear 426 and the third spur gear 428 are sequentially reduced in the number of diameter teeth.
In this embodiment: the object stage 101 is rotatably provided with a coarse adjustment knob 421, and when the coarse adjustment knob 421 rotates, the first bevel gear 422 is rotated to drive the second bevel gear 423 to rotate, and the second bevel gear 423 drives the first screw rod 411 to rotate, so that the first frame 301 can be driven to move back and forth.
On the basis that the adjustment precision provided by directly driving the first bevel gear 422 by the hand is smaller, the first rotating rod 425 and the fine adjustment knob 427 are further rotatably mounted on the object stage 101, and the coarse adjustment knob 421, the first rotating rod 425 and the fine adjustment knob 427 are driven by three first straight gears 424, a second straight gear 426 and a third straight gear 428 which are meshed in sequence.
And the numbers of teeth of the first spur gear 424, the second spur gear 426 and the third spur gear 428 are sequentially decreased, i.e., the gear ratio is decreased progressively. Therefore, by rotating the fine adjustment knob 427, the rotation speed can be reduced to drive the coarse adjustment knob 421 to rotate, and then the first frame 301 is driven to move back and forth slowly.
In actual use, the coarse adjustment knob 421 is rotated to approach the vicinity of the target coordinates, and the fine adjustment knob 427 is rotated to perform fine adjustment.
On the other hand, the addition of the first rotating rod 425 and the second spur gear 426 between the fine adjustment knob 427 and the coarse adjustment knob 421 serves to keep the rotational operation directions of the coarse adjustment knob 421 and the fine adjustment knob 427 the same, and if the first spur gear 424 and the third spur gear 428 are directly engaged, the rotational operation directions of the two are opposite, which is not favorable for convenience of operation.
Example 4
In order to realize the first coarse adjustment and the second fine adjustment of the transverse adjustment mechanism 5, an embodiment 4 is provided;
the present embodiment is an improved description based on embodiment 3, and specifically, referring to fig. 2 to fig. 5, the lateral displacement assembly 51 further includes a second rotating rod 513 rotatably disposed on the second frame 302;
a third bevel gear 514 is arranged on the second rotating rod 513, a fourth bevel gear 515 is arranged on the second screw 511, the fourth bevel gear 515 is meshed with the third bevel gear 514, and a third rotating rod 516 is rotatably arranged on the object stage 101;
the transverse adjusting mechanism 5 further comprises a transmission component 52, and the third rotating rod 516 is in transmission with the second rotating rod 513 through the transmission component 52;
the transmission assembly 52 includes a first telescopic joint 521 disposed on the third rotating rod 516, a second telescopic joint 522 is slidably disposed on the first telescopic joint 521, a third telescopic joint 523 is slidably disposed on the second telescopic joint 522, and the third telescopic joint 523 is disposed on the second rotating rod 513;
the lateral adjustment mechanism 5 further includes a second operating assembly 53, and the second operating assembly 53 is identical in structure to the first operating assembly 42.
In this embodiment: the second operating assembly 53 and the first operating assembly 42 have the same structure, and when the knob corresponding to the coarse adjustment knob 421 in the second operating assembly 53 is rotated, the third rotating rod 516 is driven to rotate, at this time, the third rotating rod 516 drives the second rotating rod 513 to rotate through the transmission of the first telescopic joint 521, the second telescopic joint 522 and the third telescopic joint 523, and the second rotating rod 513 drives the second screw rod 511 to rotate through the transmission of the third conical gear 514 and the fourth conical gear 515, so that the left and right movement of the second frame 302 is realized.
When the knob corresponding to the fine adjustment knob 427 is rotated in the second operation member 53, the fine adjustment operation is performed in the same manner.
The transmission assembly 52 is configured to perform a function of relatively extending and retracting the first telescopic joint 521, the second telescopic joint 522 and the third telescopic joint 523 after the second frame 302 moves back and forth along with the first frame 301, and still perform a transmission function.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A trinocular stereoscopic microscope comprising a trinocular stereoscopic microscope body (1) and a slide (2), characterized in that: the trinocular stereomicroscope main body (1) is provided with an object stage (101), and the object stage (101) is provided with a bearing mechanism (3) for fixing the glass slide (2);
the bearing mechanism (3) comprises a first frame (301) arranged on the object stage (101) in a sliding mode, and a second frame (302) is arranged on the first frame (301) in a sliding mode;
a longitudinal adjusting mechanism (4) and a transverse adjusting mechanism (5) are arranged on the object stage (101), the longitudinal adjusting mechanism (4) is used for driving the first frame (301) to make longitudinal horizontal displacement so as to adjust the longitudinal coordinate of the slide glass (2), and the transverse adjusting mechanism (5) is used for driving the second frame (302) to make transverse horizontal displacement so as to adjust the transverse coordinate of the slide glass (2);
the longitudinal adjusting mechanism (4) comprises a longitudinal displacement assembly (41), the longitudinal displacement assembly (41) comprises a first lead screw (411) rotatably arranged on the object stage (101), a first nut (412) is arranged on the first frame (301), and the first nut (412) is in threaded connection with the first lead screw (411);
the transverse adjusting mechanism (5) comprises a transverse displacement assembly (51), the transverse displacement assembly (51) comprises a second screw rod (511) rotatably arranged on the first frame (301), a second screw nut (512) is arranged on the second frame (302), and the second screw nut (512) is in threaded connection with the second screw rod (511).
2. A trinocular stereoscopic microscope according to claim 1, wherein: the carrying mechanism (3) further comprises a transparent cover plate (304), the glass slide (2) is arranged between the second frame (302) and the transparent cover plate (304), and the transparent cover plate (304) is hinged on the second frame (302) through two hinges (303).
3. A trinocular stereo microscope according to claim 2, characterized in that: the bearing mechanism (3) further comprises two clamping blocks (305) symmetrically arranged on the transparent cover plate (304), the second frame (302) is symmetrically provided with two clamping grooves (306), and the two clamping blocks (305) are movably clamped in the two clamping grooves (306) respectively.
4. A trinocular stereo microscope according to claim 1, characterized in that: the bearing mechanism (3) further comprises two first limiting blocks (307) symmetrically arranged on the first frame (301), two first limiting grooves (308) are symmetrically formed in the objective table (101), and the two first limiting blocks (307) are respectively arranged in the two first limiting grooves (308) in a sliding manner;
two second limiting blocks (309) are symmetrically arranged on the second frame (302), two second limiting grooves (310) are symmetrically arranged on the first frame (301), and the two second limiting blocks (309) are respectively arranged in the two second limiting grooves (310) in a sliding manner.
5. A trinocular stereoscopic microscope according to claim 1, wherein: the longitudinal adjusting mechanism (4) further comprises a first operating assembly (42), and the first operating assembly (42) comprises a coarse adjusting knob (421) rotatably arranged on the object stage (101);
the coarse adjustment knob (421) is provided with a first conical gear (422), the first screw rod (411) is provided with a second conical gear (423), and the second conical gear (423) is meshed with the first conical gear (422).
6. A trinocular stereo microscope according to claim 5, characterized in that: the first operation assembly (42) further comprises a fine adjustment knob (427) rotatably arranged on the object stage (101), a third straight gear (428) is arranged on the fine adjustment knob (427), a first straight gear (424) is arranged on the coarse adjustment knob (421), and the first straight gear (424) is connected with the third straight gear (428).
7. A trinocular stereoscopic microscope according to claim 6 wherein: the first operating assembly (42) further comprises a first rotating rod (425) rotatably arranged on the object stage (101), a second straight gear (426) is arranged on the first rotating rod (425), and the second straight gear (426) is meshed with the first straight gear (424) and the third straight gear (428);
the number of the diameter teeth of the first straight gear (424), the second straight gear (426) and the third straight gear (428) is reduced in sequence.
8. A trinocular stereo microscope according to claim 1, characterized in that: the transverse displacement assembly (51) further comprises a second rotating rod (513) rotatably arranged on the second frame (302);
a third bevel gear (514) is arranged on the second rotating rod (513), a fourth bevel gear (515) is arranged on the second screw rod (511), the fourth bevel gear (515) is meshed with the third bevel gear (514), and a third rotating rod (516) is rotatably arranged on the objective table (101);
the transverse adjusting mechanism (5) further comprises a transmission assembly (52), and the third rotating rod (516) is in transmission with the second rotating rod (513) through the transmission assembly (52).
9. A trinocular stereoscopic microscope according to claim 8 wherein: the transmission assembly (52) comprises a first telescopic joint (521) arranged on the third rotating rod (516), a second telescopic joint (522) is arranged on the first telescopic joint (521) in a sliding mode, a third telescopic joint (523) is arranged on the second telescopic joint (522) in a sliding mode, and the third telescopic joint (523) is arranged on the second rotating rod (513).
10. A trinocular stereo microscope according to claim 5, characterized in that: the transverse adjusting mechanism (5) further comprises a second operating assembly (53), and the second operating assembly (53) is identical in structure to the first operating assembly (42).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210934038.0A CN115097620A (en) | 2022-08-04 | 2022-08-04 | Three-eye stereomicroscope |
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| CN202210934038.0A CN115097620A (en) | 2022-08-04 | 2022-08-04 | Three-eye stereomicroscope |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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