A stent-mounted imaging system for slice microscopy

Abstract

The utility model provides a kind of support hoisting imaging system formula slice microscope, comprising: support mechanism and imaging mechanism, imaging mechanism includes objective lens barrel, eyepiece barrel and installation box, objective lens barrel is vertically set in the top surface of installation box, eyepiece barrel is vertically set in the bottom surface of installation box, the axis of eyepiece barrel and objective lens barrel coincides with each other;Support mechanism includes first mounting plate and bottom plate, not less than three connecting rods are fixed vertically between first mounting plate and bottom plate, installation box is fixedly connected on the upper surface of first mounting plate, eyepiece barrel vertically passes through first mounting plate downwards;Second mounting plate is assembled on the side of installation box away from first mounting plate, object table is set on the upper surface of second mounting plate and located above objective lens barrel.The utility model is used to solve the problem of low accuracy and efficiency of adjusting the position of the slice in the field of view by using manual adjustment in the existing microscope structure.

Description

Technical Field

[0001] This utility model relates to the field of optical instruments, and more specifically to a support-mounted imaging system for a slice microscope. Background Technology

[0002] A biological microscope is a precision optical instrument used to observe biological sections, biological cells, bacteria, live tissue cultures, liquid sediments, and other transparent or translucent objects, as well as powders, fine particles, and other objects.

[0003] Biological microscopes typically have an eyepiece-on-objective configuration, with the stage positioned below the objective to support the slide. Therefore, existing biological microscopes are usually side-mounted, with the stage serving as the base of the microscope. A space is created between the objective and the stage for placing the slide. When observing ex vivo biological samples, the existing microscope mounting structure, after placing the biological sample between the objective and the stage, often requires manual adjustment of the slide's position due to the limited space. This results in low accuracy and efficiency in adjusting the position of the ex vivo biological sample within the field of view.

[0004] In view of this, it is necessary to improve the existing microscope mounting structure to solve the above problems. Utility Model Content

[0005] The purpose of this invention is to disclose a support-mounted imaging system slide microscope to solve the problem that the existing microscope structure has low accuracy and efficiency in adjusting the position of ex vivo biological samples in the field of view due to the manual adjustment of the slide position.

[0006] To achieve the above objectives, this utility model provides a support-mounted imaging system slide microscope, comprising: a support mechanism and an imaging mechanism, wherein the imaging mechanism includes an objective lens tube, an eyepiece tube, and a mounting box, the objective lens tube being vertically disposed on the top surface of the mounting box, the eyepiece tube being vertically disposed on the bottom surface of the mounting box, and the axes of the eyepiece tube and the objective lens tube being coincident.

[0007] The support mechanism includes a first mounting plate and a base plate. At least three connecting rods are vertically fixed between the first mounting plate and the base plate. The mounting box is fixed to the upper surface of the first mounting plate. The eyepiece tube passes vertically downward through the first mounting plate.

[0008] The mounting box is fitted with a second mounting plate on the side away from the first mounting plate, and the stage is disposed on the upper surface of the second mounting plate and located above the objective lens tube.

[0009] As a further improvement of this utility model, the vertical sidewall of the mounting box is connected to the light source lens barrel, and a beam splitter is inclinedly arranged inside the mounting box. The reflective surface of the beam splitter is arranged facing the light source lens barrel and is inclined toward the side close to the objective lens barrel and the light source lens barrel.

[0010] As a further improvement of this utility model, the inner wall of the mounting box has a light-absorbing coating, the mounting box is provided with a mounting bracket, and the beam splitter is fixed to the mounting box through the mounting bracket;

[0011] The mounting box has a mounting opening on the side away from the light source lens barrel. A detachable diffuser plate is located at the mounting opening. The diffuser plate forms a diffuser surface with several diffuser protrusions on the side facing the beam splitter.

[0012] As a further improvement of this utility model, the support mechanism further includes a third mounting plate, which is disposed between the first mounting plate and the base plate, and the eyepiece tube passes vertically downward through the second mounting plate and is fixed thereon;

[0013] Each of the connecting rods consists of a first rod body and a second rod body. The first rod body is fixed between the base plate and the third mounting plate, and the second rod body is fixed between the first mounting plate and the third mounting plate. The bottom end of the second rod body is inserted into the top end of the first rod body and fixed to each other.

[0014] As a further improvement of this utility model, the support mechanism includes four sets of connecting rods composed of a first rod and a second rod, and the third mounting plate has a plurality of insertion holes for fixing the second rod at the passage of the second rod.

[0015] As a further improvement of this utility model, an eyepiece group is assembled inside the eyepiece tube, an objective lens group is assembled inside the objective lens tube, and a condenser is provided in the mounting box located below the beam splitter.

[0016] As a further improvement of this utility model, a support plate is vertically fixed to the upper surface of the first mounting plate, and the support plate has through holes.

[0017] The light source tube is provided with a first lens group. The first lens group is located at the end of the light source tube away from the mounting box. The support plate is fixed to the light source on the side away from the light source tube. The light emitted by the light source enters the first lens through the through hole.

[0018] As a further improvement of this utility model, two handles are symmetrically provided on the upper surface of the base plate.

[0019] Compared with the prior art, the beneficial effects of the present utility model are: the imaging mechanism is hoisted by the support mechanism, wherein the imaging mechanism is specifically configured as a mounting box with an objective lens barrel mounted on the top and an eyepiece barrel mounted on the bottom, furthermore, in the present utility model, the image presented by the eyepiece barrel is displayed on a display electrically connected to the microscope. Further, the support mechanism comprises a first mounting plate and a bottom plate, the first mounting plate and the bottom plate are vertically fixed to each other by no less than three connecting rods, the mounting box is fixedly connected to the upper surface of the first mounting plate, the eyepiece barrel passes through the first mounting plate, a second mounting plate is fixedly connected to the upper surface of the mounting box, and the stage can adjust its position above the objective lens barrel through a three-axis adjustable stage, thereby adjusting the position of the isolated biological specimen in the microscopic field of view. Compared with the problem in the prior art that the space between the objective lens and the stage is limited, and the accuracy and efficiency of observing the visual field area are low when manually adjusting the position of the isolated biological specimen slice, in the present utility model, the positions of the objective lens barrel and the eyepiece barrel are reversed, the imaging mechanism is hoisted through the support mechanism, and there is enough space above the objective lens barrel because no other mechanism is provided, so that the three-axis adjustable stage can be arranged above the second mounting plate, and the positions of the stage supported by the three-axis adjustable stage and the isolated biological specimen slice supported by the stage can be accurately adjusted, thereby effectively improving the accuracy and efficiency of observing the isolated biological specimen in the visual field area of the microscope. Description of Drawings

[0020] Figure 1 is a schematic diagram of the overall structure of a section microscope with a support hoisting imaging system in the present utility model;

[0021] Figure 2 is Figure 1 a schematic sectional view along the F-F direction;

[0022] Figure 3 is Figure 2 an enlarged view of part A in;

[0023] Figure 4 is Figure 2 an enlarged view of part B in;

[0024] Figure 5 is Figure 2 an enlarged view of part C in. Detailed Description of Embodiments

[0025] The present utility model will be described in detail below with reference to the embodiments shown in the accompanying drawings, but it should be noted that these embodiments do not limit the present utility model, and any equivalent changes or substitutions in functions, methods or structures made by those skilled in the art according to these embodiments are within the protection scope of the present utility model.

[0026] Refer Figures 1 to 5Disclosed in the utility model is a slice microscope of a bracket hoisting imaging system type. Compared with the prior art, in the utility model, the bracket mechanism 2 hoists the imaging mechanism 1, wherein the imaging mechanism 1 is specifically a mounting box 14 with an objective lens barrel (11) mounted at the top and an eyepiece barrel (12) mounted at the bottom. Furthermore, an image presented by the eyepiece barrel (12) in the utility model is displayed on a display (not shown) electrically connected to the microscope. Further, the bracket mechanism 2 comprises a first mounting plate (21) and a bottom plate (22), the first mounting plate (21) and the bottom plate (22) are vertically fixed to each other by no less than three connecting rods (23), the mounting box 14 is fixedly connected to the upper surface of the first mounting plate (21), the eyepiece barrel (12) passes through the first mounting plate (21), and the upper surface of the mounting box 14 is fixedly connected with a second mounting plate (25). A stage (not shown) can adjust the position thereof above the objective lens barrel (11) by means of a three-axis adjusting stage (not shown), thereby adjusting the position of an isolated biological specimen in a microscopic field of view. Compared with the prior art, in which the space between an objective lens and a stage is limited, and manually adjusting the position of an isolated biological specimen slice has the problem of low accuracy and efficiency of observation in a visual field area, in the utility model, the positions of the objective lens barrel and the eyepiece barrel are exchanged, the imaging mechanism 1 is hoisted by the bracket mechanism 2, and since no other mechanism is arranged above the objective lens barrel (11), there is enough space for arranging the three-axis adjusting stage (not shown) above the second mounting plate (25), and the position of the stage (not shown) supported by the three-axis adjusting stage and the position of the isolated biological specimen slice supported by the stage can be accurately adjusted, thereby effectively improving the accuracy and efficiency of observing the isolated biological specimen in the visual field area of the microscope.

[0027] Referring to Figures 1 to 5 shown in the figure, in this embodiment, the bracket hoisting imaging system type slice microscope (hereinafter also referred to as slice microscope) comprises: a bracket mechanism 2 and an imaging mechanism 1, the imaging mechanism 1 comprises an objective lens barrel 11, an eyepiece barrel 12 and a mounting box 14, the objective lens barrel 11 is vertically arranged on the top surface of the mounting box 14, the eyepiece barrel 12 is vertically arranged on the bottom surface of the mounting box 14, and the axes of the eyepiece barrel 12 and the objective lens barrel 11 coincide with each other; the bracket mechanism 2 comprises a first mounting plate 21 and a bottom plate 22, no less than three connecting rods 23 are vertically fixed between the first mounting plate 21 and the bottom plate 22, the mounting box 14 is fixedly connected to the upper surface of the first mounting plate 21, and the eyepiece barrel 12 vertically passes downward through the first mounting plate 21; a second mounting plate 25 is assembled on the side of the mounting box 14 away from the first mounting plate 21, and a stage (not shown) is arranged on the upper surface of the second mounting plate 25 and located above the objective lens barrel 11.

[0028] Referring to Figures 1 to 5As shown, the vertical side wall of the mounting box 14 is connected to the light source lens barrel 14, a beam splitter is obliquely arranged in the mounting box, and the reflective surface (not marked) of the beam splitter 143 is arranged facing the light source lens barrel 14 and inclined toward the side close to the objective lens barrel 11 and the light source lens barrel 13. The inner wall of the mounting box 14 is provided with a light-absorbing coating (not marked), a mounting bracket 144 is arranged in the mounting box 14, and the beam splitter 143 is fixedly connected in the mounting box 14 via the mounting bracket 144; a mounting opening 142 is opened on a side of the mounting box 14 away from the light source lens barrel 13, a diffuser plate 141 is detachably arranged at the mounting opening 142, and a diffuser surface (not marked) having a plurality of diffusing protrusions 1411 is formed on a side of the diffuser plate 141 facing the beam splitter 143.

[0029] Reference Figure 4 and Figure 5 As shown, an eyepiece group 121 is assembled in the eyepiece barrel 12, an objective lens group 111 is assembled in the objective lens barrel 11, and a condensing member 145 is arranged below the beam splitter 143 in the mounting box 14. A support plate 211 is vertically fixed on the upper surface of the first mounting plate 21, and a through hole 212 is opened on the support plate 211; a first lens group (not shown) is arranged in the light source lens barrel 13, a first lens 132 is arranged at an end of the first lens group (not shown) located in the light source lens barrel 13 away from the mounting box 14, a light source 131 is fixedly connected to a side of the support plate 211 away from the light source lens barrel 13, and light emitted by the light source 131 enters the first lens 132 through the through hole 212. Specifically, the light emitting point 1311 of the light source 131 is as Figure 5 As shown, the light emitted therefrom passes through the through hole 212 and enters the first lens 132.

[0030] In this embodiment, in order to solve the problem of limited space between the objective lens and the isolated biological sample section in the prior art, and the problems of low efficiency and poor accuracy in controlling the microscopic field of view by manual adjustment, the arrangement direction of the dichroic mirror 143 is changed compared with that of a conventional microscope, that is, the arrangement direction of the dichroic mirror 143 in the prior art is flipped by 90°. After the light is emitted from the light source 131, it is refracted by a first lens group (not shown) and hits the reflecting surface of the dichroic mirror 143. Most of the light is reflected by the dichroic mirror 143 and vertically enters the objective lens group 111 upward, then is projected onto the isolated biological section located above the objective lens barrel 11. The light reflected by the isolated biological section is refracted by the objective lens group 111 again, passes through the dichroic mirror 143, then enters the eyepiece group 121 and finally forms an image. The specific imaging carrier may be a display device with a magnification effect such as an electronic screen. Furthermore, part of the light projected onto the dichroic mirror 143 fails to be reflected by the dichroic mirror 143. After passing through the dichroic mirror 143, this part of the light vertically hits the diffuser plate 141. The plurality of reflecting surfaces (not marked) of the diffusing protrusions 1411 of the diffuser plate 141 can reflect this part of the light multiple times to attenuate its energy. After the attenuated light exits from the diffuser plate 141, it hits the side wall of the mounting box 14 with a light-absorbing coating again, so as to achieve the effect of effectively absorbing this part of the light.

[0031] Refer to Figures 1 to 5 as shown, the support mechanism 2 further includes a third mounting plate 24, the third mounting plate 24 is disposed between the first mounting plate 21 and the bottom plate 22, and the eyepiece barrel 12 vertically passes through the third mounting plate 24 downward and is fixed; each connecting rod 23 is composed of a first rod body 231 and a second rod body 232, the first rod body 231 is fixedly connected between the bottom plate 22 and the third mounting plate 24, the second rod body 232 is fixedly connected between the first mounting plate 21 and the third mounting plate 24, and the bottom end of the second rod body 232 is inserted into the top end of the first rod body 231 and fixed to each other. The support mechanism 2 includes four sets of connecting rods 23 composed of the first rod body 231 and the second rod body 232, and a plurality of insertion holes 241 for fixing the second rod bodies are formed at the positions where the third mounting plate 24 allows the second rod bodies 232 to pass through. Two hand-held portions 221 are symmetrically provided on the upper surface of the bottom plate 22.

[0032] Based on the above discussion, in this embodiment, the support mechanism 2 includes a first mounting plate 21, a base plate 22, a second mounting plate 25, and a third mounting plate 24. The third mounting plate 24 provides support for the end of the eyepiece tube 12 furthest from the mounting box 14, ensuring the stability of the overall microscope structure. The base plate 22 is the base of the entire slide microscope, used to mount the bottom ends of the four connecting rods 23 to provide effective support for the entire support mechanism 2. Each of the four connecting rods 23 consists of a first rod body 231 and a second rod body 232. During assembly, the first rod body 231 is first fixed to the four corners of the upper surface of the base plate 21. The four second rod bodies 232 are then inserted into the four corners of the third mounting plate 24. Bolts (not shown) or other locking devices are inserted into the insertion holes formed in the third mounting plate 24 to fix the second rod bodies 232 relative to the third mounting plate 24. Then, the bottom ends of the four second connecting rods 232 are inserted into the top ends of the four first connecting rods 232. Finally, the first mounting plate 21 is fixed to the top ends of the four second rod bodies 232. Specifically, in this embodiment, the first mounting plate 231... 1. The imaging mechanism 1 is hoisted as a whole, and the light source 131 is assembled. Specifically, the imaging mechanism 1 is fixed to the upper surface of the first mounting plate 21 via the mounting box 14. The eyepiece tube 12 formed in the mounting box 14 passes through the first mounting plate 21 and is supported by the third mounting plate 24. The second mounting plate 25 is fixed to the upper surface of the mounting box 14, and the objective tube 11 passes through the second mounting plate 25. A three-axis adjustment stage (not shown) can be placed on the upper surface of the second mounting plate 25. Specifically, the three-axis adjustment stage is a conventional device used to adjust the position of an object on the x / y / z axes, which will not be described in detail here. The position of the ex vivo biological specimen slide above the objective tube 11 is adjusted by the three-axis adjustment stage, thereby achieving efficient and precise adjustment of the image presented in the microscopic field of view. By vertically fixing the support plate 211 at the first mounting plate 21, the light source 131 is fixed by the support plate 211, and the light emission point 1311 of the light source 131 is aligned with the first lens 132 through the through hole 212.

[0033] The detailed descriptions listed above are merely specific descriptions of feasible implementations of this utility model, and are not intended to limit the scope of protection of this utility model. All equivalent implementations or modifications made without departing from the spirit of this utility model should be included within the scope of protection of this utility model.

[0034] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A slide microscope with a support-mounted imaging system, characterized in that, include: The support mechanism and the imaging mechanism include an objective lens tube, an eyepiece tube, and a mounting box. The objective lens tube is vertically disposed on the top surface of the mounting box, and the eyepiece tube is vertically disposed on the bottom surface of the mounting box. The axes of the eyepiece tube and the objective lens tube coincide with each other. The support mechanism includes a first mounting plate and a base plate. At least three connecting rods are vertically fixed between the first mounting plate and the base plate. The mounting box is fixed to the upper surface of the first mounting plate. The eyepiece tube passes vertically downward through the first mounting plate. The mounting box is fitted with a second mounting plate on the side away from the first mounting plate, and the stage is disposed on the upper surface of the second mounting plate and located above the objective lens tube.

2. The boom-mounted imaging system slide microscope of claim 1, wherein, The vertical sidewall of the mounting box is connected to the light source lens barrel. A beam splitter is inclinedly arranged inside the mounting box. The reflective surface of the beam splitter is set towards the light source lens barrel and is inclined towards the side close to the objective lens barrel and the light source lens barrel.

3. The boom-mounted imaging system slide microscope of claim 2, wherein, The inner wall of the mounting box has a light-absorbing coating, and the mounting box is provided with a mounting bracket. The beam splitter is fixed to the mounting box through the mounting bracket. The mounting box has a mounting opening on the side away from the light source lens barrel. A detachable diffuser plate is located at the mounting opening. The diffuser plate forms a diffuser surface with several diffuser protrusions on the side facing the beam splitter.

4. The boom-mounted imaging system slide microscope of claim 1, wherein, The support mechanism further includes a third mounting plate, which is disposed between the first mounting plate and the base plate, and the eyepiece tube passes vertically downward through the second mounting plate and is fixed thereon; Each of the connecting rods consists of a first rod body and a second rod body. The first rod body is fixed between the base plate and the third mounting plate, and the second rod body is fixed between the first mounting plate and the third mounting plate. The bottom end of the second rod body is inserted into the top end of the first rod body and fixed to each other.

5. The slide microscope with a support-mounted imaging system according to claim 4, characterized in that, The support mechanism includes four sets of connecting rods consisting of a first rod and a second rod, and the third mounting plate has several insertion holes for fixing the second rod at the passage of the second rod.

6. The boom-mounted imaging system slide microscope of claim 3, wherein, The eyepiece tube is equipped with an eyepiece group, the objective lens tube is equipped with an objective lens group, and the mounting box is located below the beam splitter and has a condenser.

7. The boom-mounted imaging system slide microscope of claim 3, wherein, A support plate is vertically fixed to the upper surface of the first mounting plate, and the support plate has through holes; The light source tube is provided with a first lens group. The first lens group is located at the end of the light source tube away from the mounting box. The support plate is fixed to the light source on the side away from the light source tube. The light emitted by the light source enters the first lens through the through hole.

8. The boom-mounted imaging system slide microscope of claim 1, wherein, The upper surface of the base plate is symmetrically provided with two handles.

Images