CN213092004U

CN213092004U - Lens lifting adjusting assembly for children intelligence-developing microscope

Info

Publication number: CN213092004U
Application number: CN202021573449.4U
Authority: CN
Inventors: 张红卫; 张亮晶
Original assignee: Suzhou Rabitear Information Technology Co ltd
Current assignee: Suzhou Rabitear Information Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-04-30
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to the field of microscopes, and discloses a lens lifting adjusting component for a children intelligence-developing microscope, the key points of the technical proposal are that the device comprises a lens base, a pressing piece component and a lifting adjusting component, wherein a lens column is fixedly connected on the lens base, the top of the mirror arm is provided with a chute, a rack is connected in the chute in a sliding way up and down, a gear is connected on the rack in a meshing way, the up-and-down movement of the lens cone is realized through the mutual matching of the gear and the rack, the vertical plate is arranged in the chute, the first baffle is arranged at the top of the vertical plate, the second baffle is arranged at the bottom of the vertical plate, the third baffle is arranged at the top of the rack, the lens cone on the rack is limited in moving up and down through the limitation of the first baffle and the second baffle on the third baffle, the upper pressing sheet and the lower pressing sheet realize the protection of the specimen through the sliding connection in the rectangular sliding groove arranged in the objective table, and the limiting of the mirror arm which is rotatably connected on the mirror column is realized through the positioning block arranged on the mirror arm.

Description

Lens lifting adjusting assembly for children intelligence-developing microscope

Technical Field

The utility model relates to a microscope field, more specifically the utility model relates to a children are benefited intelligence camera lens lift adjustment subassembly for microscope that says so.

Background

The microscope is one of the greatest inventions of human beings, the microscope shows a brand new world in the field of vision of human beings, people can see the internal structures of micro animals, plants, various things from human bodies to plant fibers and the like, the microscope comprises a microscope arm and a resistance rotating shaft, and the position of the microscope arm is fixed by means of friction force on the resistance rotating shaft after the microscope arm is rotated.

The plectrum sample is touched easily in the quick lift of microscope camera lens, causes the damage of plectrum sample, is provided with the sample in the plectrum sample, and the plectrum sample is fixed to the clamp pressure that the preforming on the microscope many ways passed through the pressing piece clamp at present, and the too big microscope base stability variation of microscopical mirror arm turned angle.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a children benefit intelligence camera lens lift adjustment assembly for microscope for avoid the preforming to bruise and the rotation range of restriction mirror arm when microscope camera lens satisfies the quick lift process.

In order to achieve the above purpose, the utility model provides a following technical scheme: a lens lifting adjusting component for a children intelligence-benefiting microscope comprises a microscope base, a pressing piece component and a lifting adjusting component, wherein a microscope column is fixedly connected onto the microscope base, a resistance rotating shaft is fixedly connected onto the top of the microscope column, a microscope arm is rotatably connected onto the resistance rotating shaft, a positioning block is fixedly connected onto one side of the microscope arm and used for limiting the rotating range of the microscope arm, a connecting block is fixedly connected onto the bottom surface of the microscope arm, a reflector is arranged on the connecting block, an objective table is fixedly connected onto the top of the connecting block, a light through hole is formed in the objective table, a light chopper is rotatably connected onto the bottom of the light through hole, a rectangular sliding groove is formed in one side surface of the objective table, the rectangular sliding groove is communicated with the light through hole, the pressing piece component comprises an upper pressing piece, a lower pressing piece and a plurality of positioning portions, the upper pressing piece and the, the positioning part is used for positioning the upper pressing sheet and the lower pressing sheet, the positioning part comprises a positioning pin, the upper pressing sheet is attached to the lower pressing sheet for fixing a specimen, a first positioning hole is formed in the objective table, a second positioning hole is formed in the upper pressing sheet, a third positioning hole is formed in the lower pressing sheet, the first positioning hole, the second positioning hole and the third positioning hole are on the same axis, the positioning pin penetrates through the first positioning hole, the second positioning hole and the third positioning hole, a sliding groove is formed in the top surface of the mirror arm, the lifting adjusting component comprises a rack, a gear shaft, a first baffle, a second baffle, a third baffle, a vertical plate and a distance adjusting spiral knob, the vertical plate is fixedly connected in the sliding groove, the top of the vertical plate is fixedly connected with the first baffle, and the bottom of the vertical plate is fixedly connected with the second baffle, the rack is connected in the sliding groove in a vertically sliding mode, the rack is arranged opposite to the vertical plate, the top of the rack is fixedly connected with the third baffle, the rack is connected with the gear in a meshed mode, the gear is fixedly connected with the gear shaft, the gear shaft is connected on the lens arm in a rotating mode, one end, extending out of the lens arm, of the gear shaft is fixedly connected with the pitch adjusting spiral knob, a lens barrel is fixedly connected to the rack, an eyepiece is fixedly connected to the top of the lens barrel, the bottom of the lens barrel is connected with a converter in a rotating mode, and an objective is fixedly connected to the converter.

The utility model discloses in, it is preferred, the vertical setting of connecting block, the locating piece level sets up, works as the connecting block with when the mirror post offseted, mirror arm turned angle is 0 and works as the locating piece orientation when the mirror post rotates, mirror arm direction of rotation is positive, the rotation range of mirror arm is 0 to 60.

In the present invention, preferably, the width of the rack and pinion ranges from 20mm to 40 mm.

In the present invention, preferably, the pressure angle between the gear and the rack is 20 °

In the present invention, preferably, the module of the gear and the rack is 0.5.

In the present invention, preferably, the gear backlash coefficient is 0.25.

The utility model discloses in, it is preferred, first baffle bottom with the second baffle top is the fixedly connected with PU sponge respectively.

The utility model discloses in, preferred, fixedly connected with handle on the lower pressure plate, the handle is located the objective table outside.

The utility model discloses in, preferred, location portion is provided with four, and adjacent two distance between the locating pin equals.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in offer the spout at the mirror arm top through setting up, sliding connection has the rack from top to bottom in the spout, the meshing is connected with the gear on the rack, realize reciprocating of lens cone through rack and pinion mutually support, through set up perpendicular version in the spout, it sets up first baffle to erect the version top, it sets up the second baffle to erect the version bottom, the rack top is provided with the third baffle, it is spacing to the lens cone on the spacing realization rack of third baffle reciprocate through first baffle and second baffle, go up the preforming and realize the protection to the sample with lower preforming through set up rectangle spout internal sliding connection in the objective table, realize spacing the mirror arm of rotating connection on the mirror column through setting up the locating piece on the mirror arm.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the present invention in partial cross-section at A in FIG. 2;

fig. 4 is a schematic view of the present invention in a partial cross-section at B in fig. 2.

Reference numerals: 1. a lens base; 2. a lens barrel; 3. a mirror column; 4. a scope arm; 5. positioning blocks; 6. connecting blocks; 7. a reflective mirror; 8. an object stage; 9. a rectangular chute; 10. a tabletting assembly; 101, a first electrode and a second electrode; pressing the mixture into tablets; 102. pressing the mixture downwards; 103. a handle; 11. a light chopper; 12. a light through hole; 13. a chute; 14. a lift adjustment assembly; 141. A rack; 142. a gear; 143. a gear shaft; 144. a first baffle plate; 145. a distance adjusting screw knob; 146. a second baffle; 147. a vertical plate; 148. a third baffle plate; 15. an eyepiece; 16. a converter; 17. an objective lens; 18. A first positioning hole; 19. positioning pins; 20. a resistance rotation shaft; 21. PU sponge; 22. a second positioning hole; 23. A third positioning hole; 24. a positioning part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, the lens lift adjustment assembly for a children's educational microscope of the present embodiment includes a lens base 1, a pressing plate assembly 10 and a lift adjustment assembly 14, a lens column 3 is fixedly connected to the lens base 1, a resistance rotation shaft 20 is fixedly connected to the top of the lens column 3, a lens arm 4 is rotatably connected to the resistance rotation shaft 20, a positioning block 5 is fixedly connected to one side of the lens arm 4, the positioning block 5 is used for limiting the rotation range of the lens arm 4, a connecting block 6 is fixedly connected to the bottom surface of the lens arm 4, the connecting block 6 is vertically disposed, the positioning block 5 is horizontally disposed, when the connecting block 6 abuts against the lens column 3, the rotation angle of the lens arm 4 is 0 °, when the positioning block 5 rotates toward the lens column 3, the rotation direction of the lens arm 4 is positive, the rotation range of the lens arm 4 is 0 ° to 60 °, a reflective mirror 7 is disposed on the connecting block 6, a stage 8 is fixedly, the objective table 8 is provided with a light through hole 12, light source light is reflected into the light through hole 12 by adjusting the reflector 7, the bottom of the light through hole 12 is rotatably connected with a light chopper 11, the light chopper 11 is used for controlling the brightness of light, a rectangular sliding groove 9 is arranged on one side surface of the objective table 8, the rectangular sliding groove 9 is communicated with the light through hole 12, the tabletting assembly 10 comprises an upper tabletting 101, a lower tabletting 102 and four positioning parts 24, the distance between two adjacent positioning pins 19 is equal, the positioning accuracy of the positioning pins 19 is improved, the positioning parts 24 are used for positioning the upper tabletting 101 and the lower tabletting 102, the positioning parts 24 comprise positioning pins 19, the upper tabletting 101 and the lower tabletting 102 are slidably connected in the rectangular sliding groove 9, the upper tabletting 101 and the lower tabletting 102 are attached for fixing a specimen, the top surface of the objective table 8 is provided with a first positioning hole 18 for matching with the positioning pins 19, the top surface of the upper tabletting 101 is provided with a second, the top surface of the lower pressing sheet 102 is provided with a third positioning hole 23 for matching with the positioning pin 19, the first positioning hole 18, the second positioning hole 22 and the third positioning hole 23 are on the same axial line, the positioning pin 19 passes through the first positioning hole 18, the second positioning hole 22 and the third positioning hole 23, the top surface of the mirror arm 4 is provided with a sliding groove 13, the lifting adjusting component 14 comprises a rack 141, a gear 142 shaft, a first baffle 144, a second baffle 146, a third baffle 148, a vertical plate 147 and a distance adjusting screw button 145, the vertical plate 147 is fixedly connected in the sliding groove 13, the top of the vertical plate 147 is fixedly connected with the first baffle 144, the bottom of the vertical plate 147 is fixedly connected with the second baffle 146, the rack 141 is vertically and slidably connected in the sliding groove 13, the rack 141 is arranged opposite to the vertical plate 147, the top of the rack 141 is fixedly connected with the third baffle 148, and the vertical movement of the rack 141 is limited by the first baffle 144 and the second, the rack 141 is engaged with the gear 142, the up-and-down movement is realized by the mutual matching of the gear 142 and the rack 141, the gear 142 is fixedly connected with the gear shaft 143, the gear shaft 143 is rotatably connected on the lens arm 4, one end of the gear shaft 143 extending out of the lens arm 4 is fixedly connected with the pitch adjusting screw 145, the pitch adjusting screw 145 is used for controlling the rotation of the gear shaft 143, the lens barrel 2 is fixedly connected on the rack 141, the top of the lens barrel 2 is fixedly connected with an ocular lens 15, the bottom of the lens barrel 2 is rotatably connected with a converter 16, and the objective lens 17 is fixedly connected on the converter.

Referring to fig. 3, the tooth width of the rack 141 of the gear 142 is 20mm to 40mm, the pressure angle between the rack 141 and the gear 142 is 20 °, the modulus between the rack 141 and the gear 142 is 0.5, and the backlash coefficient of the gear 142 is 0.25, so that the efficiency of the transmission performance between the rack 4 and the gear 5 is ensured.

Referring to fig. 4, the bottom of the first baffle 144 and the top of the second baffle 146 are respectively and fixedly connected with a PU sponge 21, and the PU sponge 21 is used for absorbing shock of the third baffle 148.

Referring to fig. 1 and 4, a handle 103 is fixedly connected to the lower pressing plate 102, the handle 103 is located outside the stage 8, and the handle 103 increases the controllability of the lower pressing plate 102.

The working principle is as follows: the microscope lens lifting adjustment comprises a slide groove 13 arranged on the top surface of a microscope arm 4, a vertical plate 147 fixedly connected in the slide groove 13, a first baffle 144 fixedly connected with the top of the vertical plate 147, a second baffle 146 fixedly connected with the bottom of the vertical plate 147, a rack 141 vertically slidably connected in the slide groove 13, the rack 141 arranged opposite to the vertical plate 147, a third baffle 148 fixedly connected with the top of the rack 141, a gear shaft 143 rotatably connected on the microscope arm 4, a pitch adjusting screw 145 fixedly connected with one end of the gear shaft 143, a pitch adjusting screw 145 for controlling the rotation of the gear shaft 143, a rectangular slide groove 9 arranged on the side edge of an objective table 8, through setting up preforming subassembly 10 in rectangle spout 9, realize the protection to the sample, reach the injecing of realization to mirror arm 4 turned angle through connecting block 6 and mirror arm 4 one side fixed connection's of 4 bottom surfaces of mirror arm 5 and mirror post 3's counterbalance.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a children benefit intelligence camera lens lift adjustment subassembly for microscope, includes microscope base (1), preforming subassembly (10) and lift adjustment subassembly (14), its characterized in that: fixedly connected with mirror post (3) on mirror seat (1), mirror post (3) top fixedly connected with resistance pivot (20), it is connected with mirror arm (4) to rotate on resistance pivot (20), mirror arm (4) one side fixedly connected with locating piece (5), locating piece (5) are used for the restriction the rotation range of mirror arm (4), mirror arm (4) bottom surface fixedly connected with connecting block (6), be provided with reflector (7) on connecting block (6), connecting block (6) top fixedly connected with objective table (8), logical unthreaded hole (12) have been seted up on objective table (8), logical unthreaded hole (12) bottom is rotated and is connected with photochopper (11), rectangle spout (9) have been seted up to objective table (8) a side, rectangle spout (9) with logical unthreaded hole (12) link up each other, preforming subassembly (10) include preforming (101), The upper pressing plate (101) and the lower pressing plate (102) are connected in the rectangular sliding groove (9) in a sliding mode, the positioning portions (24) are used for positioning the upper pressing plate (101) and the lower pressing plate (102), each positioning portion (24) comprises a positioning pin (19), the upper pressing plate (101) and the lower pressing plate (102) are attached to fix a specimen, a first positioning hole (18) is formed in the objective table (8), a second positioning hole (22) is formed in the upper pressing plate (101), a third positioning hole (23) is formed in the lower pressing plate (102), the first positioning hole (18), the second positioning hole (22) and the third positioning hole (23) are located on the same axial line, and the positioning pins (19) penetrate through the first positioning hole (18), the second positioning hole (22) and the third positioning hole (23), a sliding groove (13) is formed in the top surface of the mirror arm (4), the lifting adjusting component (14) comprises a rack (141), a gear (142), a gear shaft (143), a first baffle (144), a second baffle (146), a third baffle (148), a vertical plate (147) and a distance adjusting screw (145), the vertical plate (147) is fixedly connected in the sliding groove (13), the top of the vertical plate (147) is fixedly connected with the first baffle (144), the bottom of the vertical plate (147) is fixedly connected with the second baffle (146), the rack (141) is vertically and slidably connected in the sliding groove (13), the rack (141) and the vertical plate (147) are oppositely arranged, the top of the rack (141) is fixedly connected with the third baffle (148), the rack (141) is meshed with the gear (142), and the gear shaft (143) is fixedly connected, the utility model discloses a lens, including gear shaft (143), gear shaft (143) and rack (141), gear shaft (143) rotate to be connected in on mirror arm (4), the gear shaft (143) extend the one end of mirror arm (4) with roll adjustment spiral knob (145) fixed connection, fixedly connected with lens cone (2) on rack (141), lens cone (2) top fixedly connected with eyepiece (15), lens cone (2) bottom rotates and is connected with converter (16), fixedly connected with objective (17) on converter (16).

2. The lens lift adjustment assembly for a children's educational microscope according to claim 1, wherein: connecting block (6) vertical setting, locating piece (5) level sets up, works as connecting block (6) with when mirror post (3) offset, mirror arm (4) turned angle is 0, works as locating piece (5) orientation when mirror post (3) rotate, mirror arm (4) direction of rotation is positive, the rotation range of mirror arm (4) is 0 to 60.

3. The lens lift adjustment assembly for a children's educational microscope according to claim 1, wherein: the gear (142) and the rack (141) have a tooth width ranging from 20mm to 40 mm.

4. The lens lift adjustment assembly for a children's educational microscope according to claim 1, wherein: the pressure angle of the gear (142) and the rack (141) is 20 degrees.

5. The lens lift adjustment assembly for a children's educational microscope according to claim 4, wherein: the modulus of the gear (142) and the modulus of the rack (141) are both 0.5.

6. The lens lift adjustment assembly for a children's educational microscope according to claim 4, wherein: the gear (142) backlash coefficient is 0.25.

7. The lens lift adjustment assembly for a children's educational microscope according to claim 1, wherein: the bottom of the first baffle (144) and the top of the second baffle (146) are fixedly connected with PU sponge (21) respectively.

8. The lens lift adjustment assembly for a children's educational microscope according to claim 1, wherein: the lower pressing sheet (102) is fixedly connected with a handle (103), and the handle (103) is positioned on the outer side of the objective table (8).

9. The lens lift adjustment assembly for a children's educational microscope according to claim 1, wherein: the positioning parts (24) are four in number, and the distances between two adjacent positioning pins (19) are equal.