CN220691962U

CN220691962U - External protection structure of electron microscope

Info

Publication number: CN220691962U
Application number: CN202322214361.3U
Authority: CN
Inventors: 闫钦彪
Original assignee: Qinshuo Experimental Equipment Shanghai Co ltd
Current assignee: Qinshuo Experimental Equipment Shanghai Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2024-03-29
Anticipated expiration: 2033-08-17

Abstract

The utility model discloses an external protection structure of an electron microscope, which belongs to the technical field of electron microscopes and comprises a base, a guide rod, a top plate, the electron microscope, an observation port, an observation magnifying glass and a support plate. According to the utility model, the protection mechanism is arranged, and the engaging groove, the elastic protection cover, the side edge, the pull ring and the hook are matched for use, so that the hook is unhooked from the pull ring, the connecting rope is led downwards by the guide wheel and pushes the elastic protection cover to descend by matching with the spring outside the guide rod, the whole electron microscope is covered, the electron microscope is protected, and the protection efficiency of the electron microscope when not in use is improved.

Description

External protection structure of electron microscope

Technical Field

The utility model belongs to the technical field of electron microscopes, and particularly relates to an external protection structure of an electron microscope.

Background

Electron microscopes, short electron microscopes, have been an indispensable important tool in modern science and technology over fifty years of development. The electron microscope consists of a lens barrel, a vacuum device and a power cabinet, the application of the electron microscope technology is based on an optical microscope, the resolution of the optical microscope is 0.2 mu m, and the resolution of the transmission electron microscope is 0.2nm, namely the transmission electron microscope is amplified 1000 times based on the optical microscope.

Among them, it was found by searching that there was a scanning electron microscope with application number CN202223123645.3, tungsten filament electron gun, voltage tube, sample stage and objective lens. The tungsten filament electron gun comprises a cathode, wherein the cathode is connected with a negative potential; the negative potential is negative to the ground, the voltage tube and the tungsten filament electron gun are arranged at intervals, and a channel is formed in the voltage tube.

According to research and analysis, the resolution of the electron microscope can be improved, but when the observation magnifying glass is used for observation, the observation magnifying glass of the device can only conduct limited transverse adjustment and cannot conduct all-round adjustment, so that the observation angle of the observation magnifying glass has dead angles to influence the observation structure, and meanwhile, the electron microscope is placed in place after being used, and therefore the outside of the electron microscope is not provided with a corresponding protection device, and the device is easy to damage due to external interference.

Disclosure of Invention

The utility model aims at: in order to solve the problems of low external protection performance and dead angle of regulation of an observation mirror, the external protection structure of the electron microscope is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides an external protection architecture of electron microscope, includes base, guide bar, roof, electron microscope, observation mouth, observation magnifying glass, extension board, spout, slide, the roof is installed through the guide bar at the base top, base top intermediate position is provided with the spout, the inside slide that is provided with through the ball slip of spout, electron microscope is installed at the slide top, electron microscope bottom openly forms a complete set and is provided with the observation mouth, the electron microscope outside is close to observation mouth top movable mounting has the observation magnifying glass, base top both sides all are provided with the extension board, the base top is provided with the adjustment mechanism that can be convenient carry out all-round regulation to the angle of observation magnifying glass and can protect the whole protection mechanism to electron microscope.

Wherein, protection machanism is including agreeing with groove, elasticity protection casing, side, pull ring, couple, wherein, base top both sides all are provided with the agreeing with groove, the roof bottom is connected with elasticity protection casing, the end of elasticity protection casing all is provided with the side along both sides, and is connected with the spring between guide bar top outside and the side along the top, the side is connected with the pull ring through connecting the rope along the top, and the connecting rope of pull ring passes through the leading wheel direction, extension board one side is provided with the couple, and the quantity of couple is a plurality of, and divide into two sets of couples, and the couple of every group sets up for juxtaposing, and the link articulates the setting with the couple between.

Wherein, adjustment mechanism includes regulation knob, recess, activity along the groove, fly leaf, scrapes along, damping groove, branch, movable chamber, movable rod, spacing groove, spacing post, mounting panel, mounting groove, retaining block, wherein, electron microscope outer wall is close to and surveys the mouth top and is provided with the activity along the groove, the activity is provided with the fly leaf along the inboard rotation of groove, the activity is all provided with scrapes along the inboard both sides of groove, fly leaf both sides outer wall all is provided with the damping groove, and scrapes along the activity in the damping groove, and scrapes along front end and damping groove surface contact, fly leaf one side installs branch through the damping pivot, branch one side is provided with the movable chamber, movable chamber inside elastic connection has the movable rod, the movable rod top is provided with the spacing groove, movable chamber top one side elastic connection has the spacing post, and the spacing post extends to the inside of movable chamber and be the setting up with the spacing groove between, the mounting panel is installed to movable rod one side, the below both sides all install the mounting groove through the connecting rod, and install the mounting groove and the inboard rotation connection between the observation groove, install the mounting panel and install the annular groove and the both sides and observe the annular groove, install the mounting panel is the annular arrangement and install the both sides, install the annular groove and the volume is equal to be arranged for the setting up the knob.

Wherein the block is made of rubber.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. according to the utility model, the protection mechanism is arranged, and the engagement groove, the elastic protection cover, the side edge, the pull ring and the hook are matched for use, so that the hook is released from being connected with the pull ring, the connecting rope is led downwards by the guide wheel and pushes the elastic protection cover to descend by matching with the spring outside the guide rod, the whole electron microscope is covered, the electron microscope is protected, and the protection efficiency of the electron microscope when the electron microscope is not in use is improved.

2. According to the utility model, the angle of the observation magnifying glass can be adjusted in all directions by arranging the adjusting mechanism, and by adjusting the rotation button, the groove, the movable edge groove, the movable plate, the scraping edge, the damping groove, the supporting rod, the movable cavity, the movable rod, the limiting groove, the limiting column, the mounting plate, the mounting groove and the blocking block, the observation magnifying glass can observe the observation mouth without dead angle, and the observation efficiency and the adjustment convenience are improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of an enlarged structure at A in FIG. 1 according to the present utility model;

FIG. 3 is a schematic diagram of an enlarged structure at B in FIG. 1 according to the present utility model;

fig. 4 is a schematic diagram of the overall three-dimensional structure of the present utility model.

The marks in the figure: 1. a base; 101. a guide rod; 102. a top plate; 2. an electron microscope; 201. an observation port; 202. an observation magnifying glass; 2021. adjusting the rotary knob; 2022. a groove; 3. a movable edge groove; 301. a movable plate; 302. scraping edges; 303. a damping groove; 304. a support rod; 4. a movable cavity; 401. a movable rod; 402. a limit groove; 403. a limit column; 5. a mounting plate; 501. a mounting groove; 502. a block; 6. a fitting groove; 7. an elastic protective cover; 701. a side edge; 702. a pull ring; 8. a support plate; 801. a hook; 9. a chute; 901. a slide seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1-4, an external protection structure of an electron microscope, which comprises a base 1, a guide rod 101, a top plate 102, the electron microscope 2, an observation port 201, an observation magnifying glass 202, a support plate 8, a sliding chute 9 and a sliding seat 901, wherein the top plate 102 is arranged at the top of the base 1 through the guide rod 101, the sliding chute 9 is arranged at the middle position of the top of the base 1, the sliding seat 901 is arranged in the sliding chute 9 in a sliding manner through a ball, the electron microscope 2 is arranged at the top of the sliding seat 901, the observation port 201 is arranged at the front surface of the bottom of the electron microscope 2 in a matching manner, the observation magnifying glass 202 is movably arranged at the outer side of the electron microscope 2, the support plates 8 are arranged at two sides of the top of the base 1, and an adjusting mechanism capable of conveniently and comprehensively adjusting the angle of the observation magnifying glass 202 and a protection mechanism capable of integrally protecting the electron microscope 2 are arranged at the top of the base 1.

Referring to fig. 1, 3, 4, in this embodiment, protection machanism includes fitting groove 6, elastic shield 7, side 701, pull ring 702, couple 801, wherein, base 1 top both sides all are provided with fitting groove 6, roof 102 bottom is connected with elastic shield 7, elastic shield 7's bottom all are provided with side 701 along both sides, and be connected with the spring between the outside of guide bar 101 top and the side 701 top, side 701 top is connected with pull ring 702 through connecting the rope, and the connecting rope of pull ring 702 passes through the leading wheel direction, extension board 8 one side is provided with couple 801, and couple 801's quantity is a plurality of, and divide into two sets of couple 801, the couple 801 of every group is side by side, and couple 702 and couple 801 indirect joint setting, when not using electron microscope 2, can make elastic shield 7's bottom and fitting groove 6 through the link that removes of guide bar 101, thereby wrap up protection to electron microscope 2 through elastic shield 7 is whole, prevent that dust or water from getting into its inside and damaging electron microscope 2.

Referring to fig. 1-2, in this embodiment, the adjusting mechanism includes an adjusting knob 2021, a groove 2022, a movable edge groove 3, a movable plate 301, a scraping edge 302, a damping groove 303, a supporting rod 304, a movable cavity 4, a movable rod 401, a limiting groove 402, a limiting column 403, a mounting plate 5, a mounting groove 501 and a blocking block 502, wherein the movable edge groove 3 is arranged on the outer wall of the electron microscope 2 near the upper side of the observation port 201, the movable plate 301 is rotatably arranged on the inner side of the movable edge groove 3, the scraping edges 302 are arranged on two inner sides of the movable edge groove 3, the damping grooves 303 are arranged on the outer walls on two sides of the movable plate 301, the scraping edges 302 are movable in the damping groove 303, the front ends of the scraping edges 302 are in contact with the surface of the damping groove 303, the supporting rod 304 is arranged on one side of the movable plate 301 through the damping rotating shaft, the movable cavity 4 is arranged on one side of the supporting rod 304, the movable rod 401 is elastically connected inside the movable cavity 401, the limiting groove 402 is arranged on the top of the movable rod 401, the limiting column 403 is elastically connected to one side of the top of the movable cavity 4, the limiting column 403 extends into the movable cavity 4 and is in fit with the limiting groove 402, the mounting plate 5 is mounted on one side of the movable rod 401, the mounting groove 501 is mounted on two sides below the mounting plate 5 through the connecting rod, the mounting groove 501 is rotationally connected with the observation magnifier 202, the blocking blocks 502 are respectively attached to two sides of the inner side of the mounting groove 501, the adjusting knobs 2021 are respectively arranged on two sides of the observation magnifier 202, the grooves 2022 are formed in the outer wall of the adjusting knobs 2021, the grooves 2022 are in a plurality of and are arranged in an annular array, the grooves 2022 are in fit with the blocking blocks 502, in the experimental process, the rotation damping performance of the movable plate 301 can be improved by enabling the movable plate 301 to rotate in the groove 3 through the scraping edge 302 and the damping groove 303 in the rotation process, so that the movable plate 301 is prevented from randomly moving, simultaneously, the movable cavity 4 can be rotated under the action of the damping rotating shaft, meanwhile, the limit post 403 is pulled out to release the fit between the movable rod 401 and the limit groove 402, the limit post 403 is ejected out under the action of the spring and then is loosened to be fit with the new limit groove 402 under the action of the spring, so that the distance of the observation magnifying glass 202 is adjusted, finally, the block 502 is extruded and deformed to be fit with different grooves 2022 by screwing the adjusting rotating button 2021, the longitudinal angle of the installed observation magnifying glass 202 is adjusted, and the transverse angle of the installed observation magnifying glass 202 is adjusted by various previous adjustments.

Referring to fig. 2, in this embodiment, the block 502 is made of rubber, and the rubber has a good deformability, so that the block 502 can be effectively deformed to be matched with different mounting grooves 501 when being used as the block 502, thereby performing damping adjustment on the angle of the observation magnifier 202, and improving the adjustment accuracy.

Referring to fig. 1 to 4, in the present embodiment, an electron microscope 2 is electrically connected to an external power source.

Working principle: firstly, the staff makes the slide 901 slide in the chute 9 to drive the electron microscope 2 to move to the front of the staff, then inserts the bolt pair, then fix between slide 901 and the chute 9, then the staff uses electron microscope 2 to carry out experimental work, in the experimental process, can increase the pivoted damping of movable plate 301 through making movable plate 301 rotate in the activity along the groove 3, thereby prevent the random removal of movable plate 301, simultaneously can also damp the effect of pivot again and rotate movable cavity 4, pull out spacing post 403 simultaneously and remove its and limit groove 402's cooperation, pop out movable rod 401 under the effect of spring and then loosen spacing post 403 and make it and new limit groove 402 cooperation under the effect of spring, thereby adjust the far and near of observation amplifier 202, finally through screwing adjusting knob 2021, make the deformation and different recess 2022 cooperation of block 502 extrusion, adjust the longitudinal angle of the observation amplifier 202 of installation, and through the preceding various adjustment to the observation amplifier 202 and then can remove the electron microscope by the elasticity of the guide post 101 of the microscope that is carried out of the direction of the microscope and the guide rail 2, can be removed the elastic pull rod 101 and the guide rail is carried out by the microscope 101 under the effect of spring and the guide rail 2, thereby prevent the dust from being damaged by the whole of the microscope 101.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides an external protection architecture of electron microscope, includes base (1), guide bar (101), roof (102), electron microscope (2), observation mouth (201), observation magnifying glass (202), extension board (8), spout (9), slide (901), roof (102) are installed through guide bar (101) at base (1) top, base (1) top intermediate position is provided with spout (9), inside slide (901) that are provided with through the ball slip of spout (9), electron microscope (2) are installed at slide (901) top, electron microscope (2) bottom openly is provided with the observation mouth (201) in the face of being supporting, electron microscope (2) outside is close to observation mouth (201) top movable mounting and is surveyed magnifying glass (202), base (1) top both sides all are provided with extension board (8), its characterized in that: the top of the base (1) is provided with an adjusting mechanism capable of conveniently and rapidly adjusting the angle of the observation magnifier (202) in all directions and a protecting mechanism capable of protecting the whole electron microscope (2).

2. The external protection structure of an electron microscope as claimed in claim 1, wherein: protection machanism is including agreeing with groove (6), elasticity protection casing (7), side (701), pull ring (702), couple (801), wherein, base (1) top both sides all are provided with agreeing with groove (6), roof (102) bottom is connected with elasticity protection casing (7), the bottom of elasticity protection casing (7) all is provided with side (701) along both sides, side (701) top is connected with pull ring (702) through connecting the rope, extension board (8) one side is provided with couple (801).

3. The external protection structure of an electron microscope as claimed in claim 1, wherein: the adjusting mechanism comprises an adjusting knob (2021), a groove (2022), a movable edge groove (3), a movable plate (301), a scraping edge (302), a damping groove (303), a supporting rod (304), a movable cavity (4), a movable rod (401), a limiting groove (402), a limiting column (403), a mounting plate (5), a mounting groove (501) and a blocking block (502), wherein the movable edge groove (3) is arranged above an observation port (201) on the outer wall of the electron microscope (2), the movable plate (301) is rotatably arranged on the inner side of the movable edge groove (3), scraping edges (302) are respectively arranged on the two sides of the inner side of the movable edge groove (3), the damping grooves (303) are respectively arranged on the outer walls of the two sides of the movable plate (301), the supporting rod (304) is arranged on one side of the movable plate (301) through the damping rotating shaft, the movable rod (401) is elastically connected inside the movable cavity (4), the limiting groove (402) is arranged on the top of the movable rod (401), the movable cavity (4) is elastically connected with the upper side of the movable rod (403), the connecting rod (401) is arranged on one side of the two sides of the movable rod (5), the device is characterized in that the two sides of the inner side of the mounting groove (501) are respectively provided with a blocking block (502), the two sides of the observation magnifying glass (202) are respectively provided with an adjusting knob (2021), and the outer wall of the adjusting knob (2021) is provided with a groove (2022).

4. An external protection structure for an electron microscope as claimed in claim 2, wherein: the number of the hooks (801) is a plurality of, the hooks are divided into two groups, the hooks (801) of each group are arranged in parallel, the pull ring (702) is connected with the hooks (801) in a hanging mode, the connecting ropes of the pull ring (702) are guided through guide wheels, and springs are connected between the outer sides of the tops of the guide rods (101) and the tops of the side edges (701).

5. An external protection structure for an electron microscope as claimed in claim 3, wherein: the number of the grooves (2022) is a plurality, the grooves are arranged in an annular array, and the grooves (2022) are matched with the blocking blocks (502).

6. An external protection structure for an electron microscope as claimed in claim 3, wherein: the limiting column (403) extends into the movable cavity (4) and is in fit with the limiting groove (402), the scraping edge (302) moves in the damping groove (303), the front end of the scraping edge (302) is in surface contact with the damping groove (303), and the mounting groove (501) is rotationally connected with the observation magnifier (202).

7. An external protection structure for an electron microscope as claimed in claim 3, wherein: the block (502) is made of rubber material (502).