CN219831507U - Microscope with safely adjustable and movable objective table - Google Patents

Abstract

The utility model relates to a microscope with a safe adjustable and movable objective table, which comprises an electric microscope, wherein the electric microscope is provided with the objective table which can vertically and horizontally move relative to a main body of the electric microscope, and a rotating shaft of a lifting knob of the electric microscope is coaxially connected with an automatic rotation adjusting device through a coupler. The advantages are that: structural design is reasonable, realizes the automatic rising operation of adjusting the height to electric microscope's objective table through automatic rotation adjusting device, has improved traditional microscope and has utilized the manual work to twist the drawback that the knob was adjusted, and automatic adjustment is better accurate.

Description

Microscope with safely adjustable and movable objective table

Technical Field

The utility model relates to an ecological environment detection technology, in particular to a microscope with a safe adjustable and movable objective table.

Background

In the process of detecting samples in an ecological environment, the samples are generally collected through test tubes, and then the collected samples are manually taken out of the test tubes by using tools such as a pipette and then are injected into each liquid injection hole of the sealed sample holder. The sealed sample holder is then positioned on the stage of the electric microscope and then inspected. The lifting knob of the traditional electric microscope is mostly adjusted by manually screwing the knob, the accuracy is slightly poor, meanwhile, the objective table is easy to collide with the objective lens due to the fact that the objective table has no relevant structure with limited height and limited low in the lifting movement adjusting process, damage to the microscope is caused, and the microscope is a precise instrument, so that the detection result is inaccurate after collision damage.

Accordingly, there is a need for an upgrade and improvement in the safety of existing electric microscopes.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the microscope with the stage capable of safely adjusting and moving, so that the defects in the prior art are effectively overcome.

The technical scheme for solving the technical problems is as follows:

the utility model provides a microscope that objective table can safely adjust removal, includes electric microscope, and above-mentioned electric microscope has the objective table that can be relative its main part vertical and horizontal migration, and the pivot of above-mentioned electric microscope's lift knob has automatic rotation adjusting device through shaft coupling coaxial coupling.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the automatic rotation adjusting device is a gear motor.

Further, an upper and lower fine tuning module is mounted at a side end of the base of the electric microscope, two photoelectric switches which are separated vertically are mounted at a side end of a moving main body of the upper and lower fine tuning module, a connecting piece which extends vertically downwards is mounted at a lower end of the objective table, and a sensing piece which is arranged between the two photoelectric switches is arranged at a lower end of the connecting piece.

Further, the connecting piece is a rod piece vertically arranged, a substrate is integrally arranged at the upper end of the rod piece, and the substrate is attached to the lower end of the objective table and is connected and fixed with each other through bolts.

Further, the two photoelectric switches and the automatic rotation adjusting device are respectively connected with the controller.

Further, the upper and lower fine adjustment modules are X-axis fine adjustment frames.

The beneficial effects of the utility model are as follows: structural design is reasonable, realizes the automatic rising operation of adjusting the height to electric microscope's objective table through automatic rotation adjusting device, has improved traditional microscope and has utilized the manual work to twist the drawback that the knob was adjusted, and automatic adjustment is better accurate.

Drawings

FIG. 1 is a perspective view of the structure of a microscope in which the stage of the present utility model can be safely adjusted for movement;

FIG. 2 is a schematic diagram of the up-down fine tuning module in the microscope with the stage of the present utility model capable of safely adjusting and moving.

In the drawings, the list of components represented by the various numbers is as follows:

1. a microscope; 6. an automatic rotation adjustment device; 7. an up-down fine adjustment module; 11. an objective table; 71. an optoelectronic switch; 72. a connecting piece; 711. and (5) an induction piece.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Examples: as shown in fig. 1 and 2, the microscope with a stage that can be safely adjusted and moved in this embodiment includes an electric microscope 1, the electric microscope 1 has a stage 11 that can be vertically and horizontally moved with respect to its main body, and the rotation shaft of the lifting knob of the electric microscope 1 is coaxially connected with an automatic rotation adjusting device 6 through a coupling.

In this embodiment, the electric microscope 1 of the prior art is adopted, on the basis of the existing electric microscope, the rotating shaft of the lifting knob originally provided by the microscope is coaxially connected with the automatic rotation adjusting device 6 through the coupling, and the automatic lifting and height adjusting operation of the objective table 11 of the microscope 1 is realized through the automatic rotation adjusting device 6, so that the defect that the traditional microscope is adjusted by manually screwing the knob is overcome, and the automatic adjustment is better and more accurate.

In this embodiment, the automatic rotation adjusting device 6 adopts a gear motor in the prior art, and specific types of the gear motor are flexibly and reasonably selected according to actual use requirements, which is not described herein.

As a preferred embodiment, the electric microscope 1 is provided with an up-down fine adjustment module 7 at a side end of a base, two photoelectric switches 71 spaced apart from each other up and down are installed at a side end of a moving body of the up-down fine adjustment module 7, a vertically downward extending connection member 72 is installed at a lower end of the stage 11, and a sensing piece 711 disposed between the two photoelectric switches 71 is provided at a lower end of the connection member 72.

In the above embodiment, the up-down fine adjustment module 7 is mainly used for adjusting the up-down height of the two photoelectric switches 71 relative to the sensing piece 711, so as to adjust the up-down limit position of the sensing piece 711, specifically, since the sensing piece 711 is connected to the base of the objective table 11 through the connecting piece 72, when the height of the objective table 11 is adjusted, the height of the objective table cannot be adjusted too high (the objective lens can be touched), and the height of the objective table cannot be adjusted too low, and the connection structure between the lifting knob and the objective table 11 can be damaged, therefore, the limit of the upper limit and the lower limit of the height of the objective table 11 is realized through the two photoelectric switches 71, when the sensing piece 711 moves up along with the objective table 11 to the upper photoelectric switch 71, the objective table 11 stops to continue the upward movement adjustment, and when the sensing piece 711 moves down along with the objective table 11 to the lower photoelectric switch 71, the objective table 11 stops to continue the downward movement adjustment, so that the use is more convenient and safer.

In a preferred embodiment, the connecting member 72 is a rod member vertically arranged, and a substrate integrally provided at an upper end thereof is attached to a lower end of the stage 11 and is fixedly connected to each other by a bolt.

In the above-mentioned real-time scheme, connecting piece simple structure, the convenience of drawing materials, firm in connection with objective table 11 is difficult for not hard up, to the better safety of high regulation of objective table, stability.

As a preferred embodiment, the two photoelectric switches 71 and the automatic rotation adjusting device 6 are respectively connected to a controller.

In the above embodiment, the two photoelectric switches 71 and the automatic rotation adjusting device 6 are respectively connected to the controller, when the sensing piece 711 moves up or down along with the stage 11, the two photoelectric switches 71 are both sensed, and information is fed back to the controller, the controller immediately controls the automatic rotation adjusting device 6 to stop running, so that the stage 11 stops height adjustment, and the automatic height adjustment safety of the stage 11 is greatly improved.

In this embodiment, the above-mentioned upper and lower fine tuning modules 7 are only needed by adopting an X-axis fine tuning frame in the prior art, and specific models thereof are flexibly and reasonably selected according to actual use requirements, which is not described herein.

Taking liquid sample detection as an example, the microscope of this embodiment is used in combination with a sealed sample holder (denoted by a in the figure) of the prior art, the sealed sample holder is fixed in the middle of the upper end of the objective table 11, before detection, the objective table 11 is operated to move to the upper side of the main body of the electric microscope 1, then, samples are respectively injected into each liquid injection hole of the sealed sample holder through equipment tools such as a pipetting gun (products of the prior art are not described here), then, the operation objective table 11 is translated back into the electric microscope 1, then, the height of the objective table 11 is finely adjusted to be close to an objective lens, then detection is performed, and detected data is automatically transmitted to a background host connected with the electric microscope 1, so that detection of various microorganisms, bacteria and viruses can be used.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (4)

1. Microscope with a stage that can be safely adjusted and moved, comprising a motorized microscope (1), the motorized microscope (1) having a stage (11) that can be moved vertically and horizontally relative to its main body, characterized in that: the rotating shaft of the lifting knob of the electric microscope (1) is coaxially connected with an automatic rotation adjusting device (6) through a coupler; an upper and lower fine adjustment module (7) is arranged at the side end of the base of the electric microscope (1), two photoelectric switches (71) which are separated vertically are arranged at the side end of the movable main body of the upper and lower fine adjustment module (7), a connecting piece (72) which extends vertically downwards is arranged at the lower end of the objective table (11), and an induction piece (711) which is arranged between the two photoelectric switches (71) is arranged at the lower end of the connecting piece (72); the connecting piece (72) is a rod piece arranged vertically, a substrate is integrally arranged at the upper end of the rod piece, and the substrate is attached to the lower end of the objective table (11) and is connected and fixed with each other through bolts.

2. A microscope with a stage that can be safely adjusted for movement according to claim 1, wherein: the automatic rotation adjusting device (6) is a gear motor.

3. A microscope with a stage that can be safely adjusted for movement according to claim 1, wherein: the two photoelectric switches (71) and the automatic rotation adjusting device (6) are respectively connected with a controller.

4. A microscope with a stage that can be safely adjusted for movement according to claim 1, wherein: the upper and lower fine adjustment modules (7) are X-axis fine adjustment frames.