Electric microscope

Abstract

The utility model discloses an electric microscope, belongs to the technical field of biological microscopes, and solves the problems that the structural parameters of the existing electric microscope cannot be adjusted, an objective table shakes in the focusing motion process, and a slide is easy to crush. The device comprises a base and a supporting vertical plate, the other side of the supporting vertical plate is provided with an electric mechanism for controlling the collecting lens assembly and the objective table to ascend and descend, the electric mechanism comprises a main lifting motor, a guide rail II, a ball screw I and a sliding block assembly I, the output end of the main lifting motor is connected with the ball screw I, the sliding block assembly I is installed on the guide rail II in a sliding mode, and the sliding block assembly I is in threaded connection with the ball screw I; and the slide block assembly I is in threaded connection with a pressure adjusting screw. According to the electric microscope, the front-and-back and left-and-right moving range of the slide is enlarged, the risk that the slide is crashed or a mechanical structure is damaged by electric control is reduced, and the influence of shaking in the lifting process of the objective table is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to biological microscope technical field, more specifically, it relates to a kind of electric microscopes. BACKGROUND

[0002] Biological microscopes have been widely used in education, scientific research, medical treatment, environmental science and other fields, for example, biomedical observation cell biology, analysis of biological tissue sections and study of disease state.Currently, automated microscopes have been manufactured with the function of automatically controlling the movement of the stage, and can move the stage at multiple angles, automatically obtain clear images, automatically analyze data and other functions, but these developed automated microscope systems are usually produced abroad, not only expensive, but also extremely high operating requirements.

[0003] Domestic electric microscopes, such as the prior application of the applicant, the disclosure number is: CN 114428393 B, discloses a kind of mechanical transmission structure of full-automatic control biological microscope, including base and stage, the stage includes upper supporting plate, middle supporting plate and lower supporting plate, the first transmission mechanism that can reciprocate up and down is equipped on the base, the output end of the first transmission mechanism is connected with the lower supporting plate, the second transmission mechanism that can reciprocate forward and backward is equipped on the lower supporting plate, the output end of the second transmission mechanism is connected with the middle supporting plate, the third transmission mechanism that can reciprocate left and right is equipped on the middle supporting plate, the output end of the third transmission mechanism is connected with the upper supporting plate;The middle part between the upper supporting plate, the middle supporting plate and the lower supporting plate is equipped with light hole that is mutually penetrated.The mechanical transmission structure of full-automatic control biological microscope of the utility model can realize the adjustment of stage in front and back, up and down, left and right direction, and is more convenient to use.

[0004] The existing electric microscope has the risk of breaking the slide or damaging the mechanical structure under electric control, and there is a shaking condition during the lifting of the stage, which is not conducive to the use of software algorithm.

[0005] Therefore, it is urgent to develop and design an electric microscope to solve the above technical problems. UTILITY MODEL CONTENT

[0006] The technical problem to be solved by the utility model is to solve the above shortcomings of the prior art, and the purpose of the utility model is to provide an electric microscope, to improve the moving range of the slide in front and back, left and right, to reduce the risk of breaking the slide or damaging the mechanical structure under electric control, and to reduce the influence of shaking during the lifting of the stage.

[0007] In order to achieve the above object, the utility model provides a kind of electric microscope, including base and support vertical board, the support vertical board is vertically fixed on the face of base, one side of the support vertical board is fixed with guide rail I, four sliding blocks are slidably installed on the guide rail I, four sliding blocks are distributed from bottom to top and are respectively fixed with light source assembly, condenser lens assembly, stage and objective lens eyepiece assembly;The other side of the support vertical board is equipped with the electric mechanism of controlling condenser lens assembly, stage lifting, and the electric mechanism includes main lifting motor, guide rail II, ball screw I and sliding block assembly I, the main lifting motor, guide rail II are all fixed on support vertical board, and the output end of the main lifting motor is connected with ball screw I, the sliding block assembly I is slidably installed on guide rail II, and the sliding block assembly I is connected with ball screw I by screw thread, pressure adjusting screw is connected by screw thread on the sliding block assembly I, spring I is sleeved on the pressure adjusting screw, spring I side pressure adjusting screw is sleeved with the sliding block assembly II slidably connected with guide rail II, condenser lens lifting motor is installed on the sliding block assembly II, the output end of the condenser lens lifting motor is connected with ball screw II, ball screw II is connected by screw thread with sliding block assembly III slidably connected with guide rail II, the sliding block assembly II is connected with stage connecting rod, the sliding block assembly III is connected with condenser lens connecting rod, and flexible connecting piece is equipped between the sliding block assembly II and stage connecting rod and between the sliding block assembly III and condenser lens connecting rod.

[0008] As further improvement, the output end of the main lifting motor is connected with ball screw I through shaft coupling, the other side of the support vertical board is also equipped with screw rod fixing seat, and the end of ball screw I away from the main lifting motor is rotatably installed on the screw rod fixing seat by bearing.

[0009] Further, the stage connecting rod and condenser lens connecting rod correspondingly are provided with sliding holes on the support vertical board, and a limiting assembly is arranged above the sliding hole corresponding to the stage connecting rod.

[0010] Further, the limiting assembly comprises a limiting block, an adjusting seat and an adjusting screw, a limiting rod is arranged on the support vertical board, the limiting block is slidably sleeved on the limiting rod, the adjusting seat is fixed on the support vertical board, the adjusting screw is threadedly connected with the adjusting seat, and the adjusting screw is rotatably connected with the limiting block by a bearing, and a flexible connecting piece is arranged on the side of the limiting block close to the stage connecting rod.

[0011] Further, the light source assembly and objective lens eyepiece assembly on both sides of the guide rail I are threadedly connected with reverse set screws.

[0012] Further, the stage includes an upper supporting plate, a lower supporting plate and a slide pressing assembly, the lower supporting plate is connected with the stage connecting rod and the slider on the guide rail I, the upper supporting plate is slidably installed on the lower supporting plate, the slide pressing assembly is slidably installed on the upper supporting plate, the first screw nut pair is arranged on the lower supporting plate, the output end of the first screw nut pair is connected with the upper supporting plate, the second screw nut pair is arranged on the slide pressing assembly, and the output end of the second screw nut pair is connected with the upper supporting plate.

[0013] Further, the output end of the first screw nut pair and the lower supporting plate and the slide pressing assembly and the upper supporting plate are both provided with the spring II.

[0014] Beneficial effects

[0015] Compared with the prior art, the electric microscope has the advantages that:

[0016] The electric microscope can drive the stage and the condenser assembly to lift through the electric mechanism, and adjust the position of the slide through the screw nut pair, so that the moving range of the slide in front and back and left and right directions is improved, and through the setting of the spring and the flexible connecting piece, the risk of breaking the slide or damaging the mechanical structure by electric control is reduced, and the influence of shaking in the lifting process of the stage is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the front side of the utility model;

[0018] Figure 2 It is a structural schematic view of the back side of the utility model;

[0019] Figure 3 It is Figure 2 It is an enlarged structural schematic view of the position A in the utility model;

[0020] Figure 4 It is Figure 2 It is an enlarged structural schematic view of the position B in the utility model;

[0021] Figure 5 It is an enlarged structural schematic view of the stage in the utility model.

[0022] Wherein: 1-base, 2-supporting vertical plate, 3-guide rail I, 4-light source assembly, 5-condenser assembly, 6-object table, 7-main lifting motor, 8-guide rail II, 9-ball screw I, 10-sliding block assembly I, 11-pressure adjusting screw, 12-spring I, 13-sliding block assembly II, 14-condenser lifting motor, 15-ball screw II, 16-sliding block assembly III, 17-object table connecting rod, 18-condenser connecting rod, 19-flexible connecting piece, 20-coupling, 21-screw fixed seat, 22-sliding hole, 23-limiting block, 24-adjusting seat, 25-adjusting screw, 26-limiting rod, 27-objective lens eyepiece assembly, 28-reverse set screw, 61-upper supporting plate, 62-lower supporting plate, 63-pressing piece assembly, 64-first screw nut pair, 65-second screw nut pair, 66-spring II, 631-positioning plate, 632-pressing plate. DETAILED DESCRIPTION

[0023] The utility model will be made further explanation in combination with specific embodiment in the drawing.

[0024] Reference Figures 1-5As shown, be the utility model of a kind of electric microscope, including base 1 and support vertical board 2, the support vertical board 2 is vertically fixed on the face of base 1, guide rail I3 is fixed in one side of support vertical board 2, guide rail I3 is the track with recess on both sides, four sliding blocks are slidably installed on guide rail I3, four sliding blocks are all U-shaped sliding block with protrusion in inner side wall, protrusion is slidably inserted in recess, avoid sliding block to separate from guide rail I, four sliding blocks are distributed from bottom to top and are respectively fixed with light source assembly 4, condenser lens assembly 5, object table 6 and objective lens ocular assembly 27, light source assembly 4, condenser lens assembly 5, objective lens ocular assembly 27 are all the structure in prior art, not repeated here.In the other side of support vertical board 2, there is electric mechanism for controlling the lifting of condenser lens assembly 5 and object table 6, specifically, the electric mechanism includes main lifting motor 7, guide rail II 8, ball screw I 9 and sliding block assembly I 10, wherein, main lifting motor 7 and guide rail II 8 are all fixed on support vertical board 2, and the output end of main lifting motor 7 is connected with ball screw I 9, sliding block assembly I 10 is slidably installed on guide rail II 8, and sliding block assembly I 10 is threadedly connected with ball screw I 9, main lifting motor 7 drives ball screw I 9 to rotate, and then drives sliding block assembly I 10 to lift, pressure adjusting screw 11 is threadedly connected on sliding block assembly I 10, spring I 12 is sleeved on pressure adjusting screw 11, sliding block assembly II 13 that is slidably connected with guide rail II 8 is sleeved on one side of pressure adjusting screw 11 of spring I 12, both ends of spring I 12 are connected with sliding block assembly I 10 and sliding block assembly II 13 respectively, condenser lens lifting motor 14 is installed on sliding block assembly II 13, the output end of condenser lens lifting motor 14 is connected with ball screw II 15, sliding block assembly III 16 that is slidably connected with guide rail II 8 is threadedly connected on ball screw II 15, condenser lens lifting motor 14 drives ball screw II 15 to rotate, and then drives sliding block assembly III 16 to lift, sliding block assembly II 13 is connected with object table 6 through object table connecting rod 17, to realize driving object table 6 to lift, sliding block assembly III 16 is connected with condenser lens assembly 5 through condenser lens connecting rod 18, to realize driving condenser lens assembly 5 to lift.By the mode of main lifting motor 7 and condenser lens lifting motor 14, the separate driving of condenser lens assembly 5 by condenser lens lifting motor 14 is realized, and condenser lens assembly 5 and object table 6 can also be driven to move simultaneously by main lifting motor 7, so that adjustment is more convenient.Flexible connecting piece 19 is arranged between sliding block assembly II 13 and object table connecting rod 17 and between sliding block assembly III 16 and condenser lens connecting rod 18, which can be rubber pad or plastic pad, to play the role of damping and buffering.The electric microscope further includes a controller, and the main lifting motor 7 and the condenser lens lifting motor 14 are electrically connected with the controller.

[0025] The electric microscope of the utility model, through the electric mechanism drives the stage and the condenser assembly to lift, and through the screw nut pair adjusts the position of the slide, can improve the moving range of the slide before and after, left and right, at the same time through the setting of spring and flexible connecting piece, reduce the risk of electric control to break the slide or damage the mechanical structure, reduce the influence of shaking in the lifting process of the stage.

[0026] Preferably, the output end of the main lifting motor 7 is connected with the ball screw I9 through the shaft coupling 20, the other side of the support stand 2 is further provided with a screw rod fixing seat 21, and the ball screw I9 is rotatably installed on the screw rod fixing seat 21 through a bearing at the end away from the main lifting motor 7, thereby further improving the transmission stability.

[0027] Preferably, sliding holes 22 are formed in the support stand 2 corresponding to the stage connecting rod 17 and the condenser connecting rod 18, the stage connecting rod 17 and the condenser connecting rod 18 penetrate through the sliding holes 22, so as to avoid interference between the stage connecting rod 17, the condenser connecting rod 18 and the support stand 2, and a limiting assembly is arranged above the sliding hole 22 corresponding to the stage connecting rod 17, thereby limiting the lifting stroke of the stage 6. Specifically, the limiting assembly comprises a limiting block 23, an adjusting seat 24 and an adjusting screw 25, a limiting rod 26 is arranged on the support stand 2, the limiting block 23 is slidably sleeved on the limiting rod 26, the adjusting seat 24 is fixed on the support stand 2, the adjusting screw 25 is threadedly connected with the adjusting seat 24, and the adjusting screw 25 is rotatably connected with the limiting block 23 through a bearing, and a flexible connecting piece 19 is arranged on the side of the limiting block 23 close to the stage connecting rod 17, the flexible connecting piece 19 can be a rubber pad or a plastic pad, thereby playing a role of shock absorption and buffering and avoiding rigid collision. In the process of use, the adjusting screw 25 can be rotated to drive the limiting block 23 to move, thereby adjusting the size of the lifting stroke of the stage 6.

[0028] Preferably, counter-top screws 28 are threadedly connected on the light source assembly 4 and the objective lens and eyepiece assembly 27 on both sides of the guide rail I3. In the actual use process, the positions of the light source assembly 4 and the objective lens and eyepiece assembly 27 can be adjusted by loosening the counter-top screws 28, and finally the counter-top screws 28 are tightened, so as to adjust the positions of the light source assembly 4 and the objective lens and eyepiece assembly 27, thereby adapting to different specifications of objective lenses and being more convenient to use.

[0029] Preferably, the stage 6 comprises an upper supporting plate 61, a lower supporting plate 62 and a pressing plate assembly 63, wherein the lower supporting plate 62 is connected with the stage connecting rod 17 and connected with the slider on the guide rail I3, the upper supporting plate 61 is slidably mounted on the lower supporting plate 62, the pressing plate assembly 63 is slidably mounted on the upper supporting plate 61, the movement of the slide in the front-back direction and the left-right direction is adjusted, the first screw nut pair 64 is arranged on the lower supporting plate 62, the output end of the first screw nut pair 64 is connected with the upper supporting plate 61, the second screw nut pair 65 is arranged on the pressing plate assembly 63, the output end of the second screw nut pair 65 is connected with the upper supporting plate 61, and the movement of the slide is controlled by electricity. Specifically, the pressing plate assembly 63 comprises a positioning plate 631 and a pressing plate 632, and the pressing plate 632 is rotatably mounted on the positioning plate 631. The first screw nut pair 64 and the second screw nut pair 65 are electrically connected with the controller, which is convenient for control.

[0030] Preferably, the output end of the first screw nut pair 64 and the lower supporting plate 62, and the pressing plate assembly 63 and the upper supporting plate 61 are both provided with springs II 66, which can also play a buffering role.

[0031] An electric microscope control method, comprising the electric microscope described above, the method comprising the following steps:

[0032] S1: Place the slide on the stage 6 and fix it;

[0033] S2: Control the first screw nut pair 64 and the second screw nut pair 65 to work, and drive the slide to move to the center position of the light hole of the stage 6;

[0034] S3: Control the condenser lifting motor 14 and the main lifting motor 7 to work, drive the condenser assembly 5 and the stage 6 to move in the up-down direction, and realize the adjustment of the illumination effect.

[0035] Wherein step S1 comprises the following steps:

[0036] S1.1: Place the slide on the upper supporting plate 61 of the stage 6, and make the two adjacent side surfaces of the slide respectively adhere to the inner side surfaces of the corresponding positioning plates 631 of the pressing plate assembly 63;

[0037] S1.2: Rotate the corresponding pressing plate 632 of the pressing plate assembly 63 to move to one side of the positioning plate 631, until the pressing plate 632 is attached to the other side surface of the slide, and the fixing of the slide is completed.

[0038] The electric microscope control method can realize the rapid detection of the specimen.

[0039] The above are only preferred embodiments of the present application, and it should be pointed out that for those skilled in the art, without departing from the structure of the present application, a number of variations and improvements can be made, which will not affect the effect and practicality of the present application.

Claims

1. An electromicroscope characterized in that, The utility model provides a microscope, including base (1) and support vertical board (2), vertical fixed on the surface of base (1) of support vertical board (2), one side of support vertical board (2) is fixed with guide rail I (3), four sliding blocks are slidably installed on guide rail I (3), four sliding blocks are from below and upwards distribution and are fixed with light source assembly (4), condenser lens assembly (5), object table (6) and objective lens eyepiece assembly (27) respectively, the other side of support vertical board (2) is equipped with the electric mechanism of control condenser lens assembly (5), object table (6) lifting, the electric mechanism includes main lifting motor (7), guide rail II (8), ball screw I (9) and sliding block assembly I (10), main lifting motor (7), guide rail II (8) are all fixed on support vertical board (2), and the output end of main lifting motor (7) is connected with ball screw I (9), sliding block assembly I (10) is slidably installed on guide rail II (8), and sliding block assembly I (10) is screw connection with ball screw I (9), sliding block assembly I (10) is screw connection with pressure adjusting screw (11) on, spring I (12) is set up on pressure adjusting screw (11) of sliding block assembly I (10) side, spring I (12) is set up with the sliding block assembly II (13) of sliding connection with guide rail II (8) on pressure adjusting screw (11), sliding block assembly II (13) is installed with condenser lens lifting motor (14), the output end of condenser lens lifting motor (14) is connected with ball screw II (15), ball screw II (15) is screw connection with sliding block assembly III (16) of sliding connection with guide rail II (8) on, sliding block assembly II (13) is connected with object table (6) through object table connecting rod (17), sliding block assembly III (16) is connected with condenser lens assembly (5) through condenser lens connecting rod (18), and the flexible connecting piece (19) is equipped between sliding block assembly II (13) and object table connecting rod (17) and sliding block assembly III (16) and condenser lens connecting rod (18) all.

2. An electromicroscope according to claim 1, wherein The output end of main lifting motor (7) is connected with ball screw I (9) through shaft coupling (20), the other side of support vertical board (2) is further equipped with screw rod fixed seat (21), and the end, away from main lifting motor (7) of ball screw I (9) is rotatably installed on screw rod fixed seat (21) through bearing.

3. An electromicroscope according to claim 1, wherein The corresponding slide hole (22) of object table connecting rod (17), condenser lens connecting rod (18) is all set up on support vertical board (2), and the slide hole (22) of object table connecting rod (17) is equipped with limiting assembly above.

4. An electromicroscope according to claim 3, wherein The limiting assembly comprises a limiting block (23), an adjusting seat (24) and an adjusting screw (25), the support vertical plate (2) is provided with a limiting rod (26), the limiting block (23) is slidably sleeved on the limiting rod (26), the adjusting seat (24) is fixed on the support vertical plate (2), the adjusting screw (25) is in threaded connection with the adjusting seat (24), and the adjusting screw (25) is in rotary connection with the limiting block (23) through a bearing, and the limiting block (23) is provided with a flexible connecting piece (19) on the side close to the stage connecting rod (17).

5. An electromicroscope according to claim 1, wherein The light source assembly (4) and the objective lens eyepiece assembly (27) on both sides of the guide rail I (3) are in threaded connection with counter-top screws (28).

6. An electrodynamic microscope according to any one of claims 1-5, characterized in that The stage (6) comprises an upper supporting plate (61), a lower supporting plate (62) and a pressing plate assembly (63), the lower supporting plate (62) is connected with the stage connecting rod (17) and the sliding block on the guide rail I (3), the upper supporting plate (61) is slidably arranged on the lower supporting plate (62), the pressing plate assembly (63) is slidably arranged on the upper supporting plate (61), the lower supporting plate (62) is provided with a first screw nut pair (64), the output end of the first screw nut pair (64) is connected with the upper supporting plate (61), and the pressing plate assembly (63) is provided with a second screw nut pair (65), the output end of the second screw nut pair (65) is connected with the upper supporting plate (61).

7. An electromicroscope according to claim 6, wherein The output end of the first screw nut pair (64) and the lower supporting plate (62) and the pressing plate assembly (63) and the upper supporting plate (61) are all provided with springs II (66).

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