CN207067524U - A kind of projection microscope for being used to impart knowledge to students - Google Patents
A kind of projection microscope for being used to impart knowledge to students Download PDFInfo
- Publication number
- CN207067524U CN207067524U CN201720701474.8U CN201720701474U CN207067524U CN 207067524 U CN207067524 U CN 207067524U CN 201720701474 U CN201720701474 U CN 201720701474U CN 207067524 U CN207067524 U CN 207067524U
- Authority
- CN
- China
- Prior art keywords
- bracket
- convex lens
- students
- projection
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of projection microscope for being used to impart knowledge to students, including imaging and projection section, bracket and adjusting bracket, the imaging and projection section are arranged on bracket, and bracket is movable to be arranged on adjusting bracket；The imaging and projection section include power switch and shell, the power switch is arranged on shell, LED is provided with shell, reflector is provided with outside LED, adjustable aperture is provided with above the reflector, wave carrier piece platform is provided with adjustable aperture, the first convex lens are provided with above the wave carrier piece platform, be connected with the first convex lens for focus gear train；Positioned at the top of first convex lens, pentaprism is provided with, pentaprism is connected with the second convex lens, and second convex lens are arranged on housing exterior.This instruments used for education is simple to operate, easy to use, small volume, easy to remove, and cost is cheaper compared with the scheme that microscope plus one point sensing device are projected, and meets the object teaching of Bioexperiment class.
Description
Technical field
It the utility model is related to a kind of microscope, more particularly to a kind of projection microscope for being used to impart knowledge to students.
Background technology
At present in the biology laboratory in our middle schools, the microscope of biology laboratory is conventional optical microscope.Only supply
The single instrument for using, being not equipped with teacher's sync instruction of student, teacher only lean on traditional preaching and writing on the blackboard in upper Bioexperiment class
Teaching, it is impossible to intuitively illustrated with image, be unfavorable for student's fast understanding, and interactive difference.Simultaneously traditional light microscope behaviour
Make step complexity, the eyepiece visual field is small, it is impossible to while supply collective of students observation experiment process and effect；There is limitation place to use,
Can not arbitrarily it move；Observation image picture size is restricted, it is impossible to arbitrarily adjustment image size and direction.
Utility model content
In order to solve the above technical problems, the utility model proposes a kind of projection microscope for being used to impart knowledge to students, the microscope
Small volume, easy to remove, achievable sync instruction.
In order to achieve the above object, the technical solution of the utility model is as follows：A kind of projection microscope for being used to impart knowledge to students,
Including imaging and projection section, bracket and adjusting bracket, the imaging and projection section are arranged on bracket, the movable peace of bracket
On adjusting bracket；
The imaging and projection section include power switch and shell, and the power switch is arranged on shell, in shell
LED is provided with, reflector is provided with outside LED, adjustable aperture is provided with above the reflector, is set on adjustable aperture
Have wave carrier piece platform, the first convex lens be provided with above the wave carrier piece platform, be connected with the first convex lens for focus gear train；
Positioned at the top of first convex lens, pentaprism is provided with, pentaprism is connected with the second convex lens, and second convex lens are set
Put in housing exterior.
Preferably, the inside of the shell is additionally provided with battery pack, charging circuit board and slide rheostat, the electricity
Pond group electrically connects between charging circuit board and slide rheostat, for providing working power to microscope.
Preferably, being additionally provided with fin in the shell, radiated for other heater elements to LED etc..
Preferably, be provided with sucker on the bracket, bracket bottom is provided with hickey, sucker be used for will imaging and
Projection section is fixed on bracket, and hickey is provided with bracket and is mainly used for being installed on adjusting bracket.
Preferably, the external screw thread in mating connection with the hickey on bracket is provided with the adjusting bracket, it is described
Adjusting bracket also includes an adjustment portion, and adjustment portion can height up and down in regulating tank.The bottom of the adjustment portion is additionally provided with
Some universal wheels, the universal wheel do 360 ° of rotations on the supporting leg of adjusting bracket, facilitate this microscope to realize that 360 ° of rotations are adjusted
Whole projecting direction and oscilaltion adjustment standoff height.
Preferably, angle α=β=110 °, Ω=γ=115 ° in described pentaprism.
Preferably, the f=2.5cm of first convex lens, the f of the second convex lens<1.0cm.
The beneficial effects of the utility model：This instruments used for education is simple to operate, easy to use, small volume, easy to remove, with
Microscope adds the scheme that one point sensing device is projected cheaper compared to cost, meets the object teaching of Bioexperiment class.
Brief description of the drawings
Fig. 1 is cross-sectional view of the present utility model；
Fig. 2 is the cross-sectional view of the utility model adjusting bracket；
Fig. 3 is the cell tissue schematic diagram of the utility model onion scale；
Wherein：1. imaging and projection section, 2. brackets, 3. adjusting brackets, 4. power switches, 5. shells, 6.LED lamps, 7. is anti-
Tabula rasa, 8. adjustable apertures, 9. wave carrier piece platforms, 10. first convex lens, 11. focusing gear trains, 12. pentaprisms, 13. second convex lens
Mirror, 14. battery packs, 15. charging circuit boards, 16. slide rheostats, 17. fin, 18. suckers, 19. hickeys, outside 20.
Screw thread, 21. adjustment portions, 22. universal wheels, 23. supporting legs.
Embodiment
The utility model is described in further detail with reference to embodiment.
As depicted in figs. 1 and 2, the utility model discloses it is a kind of be used for impart knowledge to students projection microscope, including imaging and
Projection section 1, bracket 2 and adjusting bracket 3, the imaging and projection section 1 are installed on carrier 2, and bracket 2 is movable to be arranged on
3 on adjusting bracket；
The imaging and projection section 1 include power switch 4 and shell 5, and the power switch 4 is arranged on shell 5, outside
LED 6 is provided with shell 5, reflector 7 is provided with outside LED 6, the top of reflector 7 is provided with adjustable aperture 8, adjustable
Wave carrier piece platform 9 is provided with aperture 8, the top of the wave carrier piece platform 9 is provided with the first convex lens 10, with the phase of the first convex lens 10
Even for focus gear train 11；Positioned at the top of first convex lens 10, pentaprism 12 is provided with, pentaprism 12 and second convex
Lens 13 are connected, and second convex lens 13 are arranged on outside shell 5.
The inside of the shell 5 is additionally provided with battery pack 14, charging circuit board 15 and slide rheostat 16, the battery
Group 14 electrically connects between charging circuit board 15 and slide rheostat 16, for providing working power to microscope.
Fin 17 is additionally provided with the shell 5, is radiated for other heater elements to the grade of LED 6.
Be provided with sucker 18 on the bracket 2, the bottom of bracket 2 is provided with hickey 19, sucker 18 be used for will imaging and
Projection section 1 is fixed on carrier 2, and hickey 19 is provided with bracket 2 and is mainly used for being installed on adjusting bracket 3.
The external screw thread 20 in mating connection with the hickey 19 on bracket 2, the regulation are provided with the adjusting bracket 3
Frame 3 also includes an adjustment portion 21, and adjustment portion 21 can height up and down in regulating tank.The bottom of the adjustment portion 21 is also set up
There are some universal wheels 22, the universal wheel 22 does 360 ° of rotations on the supporting leg 23 of adjusting bracket 3, facilitates this microscope to realize
360 ° of rotation adjustment projecting directions and oscilaltion adjustment standoff height.
Angle α=β=110 ° in described pentaprism 12, Ω=γ=115 °.
The f=2.5cm of first convex lens 10, the f of the second convex lens 13<1.0cm.
This patent is broadly divided into upper, middle and lower three parts, and upper part is imaged and projection section, mainly realizes microscope
Imaging and projective amplification function, middle part hold up top and connect top and the bottom function, and adjustment standoff height and direction work(are realized in bottom
Energy.
Projective amplification function utilizes physical principle：Using the projection thing of intense light source irradiation experiment, adjustment adjustable aperture makes light
Only it is radiated on object, reuses the first convex lens and four scattered light are collected as directional light, by pentaprism by vertical direction
Light switchs to horizontal direction, finally using the second convex lens of short focus into larger real image on curtain, realize projective amplification function.
Embodiment one
Simulate Bioexperiment class, observation onion epidermis experiment：
Instrument upper surface lid is opened, a small pieces epidermis of being torn with tweezers on onion scaly leaf is placed directly in projection
In the slide station and lid glass of aobvious mirror, support height and direction are adjusted, is the alignment teaching of the second convex lens by the imaging lens of instrument
Electronic whiteboard.Then the power switch of LED is opened, the enlarged drawing of the cell of onion scale is just projected to electronic whiteboard
On, See Figure 3 can be clearly seen that the form and structure of onion cells, can also be further according to being actually needed, with focusing gear train
Carry out size adjustment.
By this simulated experiment, this image of projection microscope projection on blank, can not only amplify, and
Image clearly is directly perceived, and can coordinate electronic whiteboard, and the content of picture is marked and delineated, simple to operate, equipment volume little Yi
In carrying and managing, cost is low, the supplementary instrument that can be imparted knowledge to students as biology teachers.
The instrument integrate microscope functions and projective amplification throw can, experiment image is intuitively drilled by this instrument
Show, constantly projected image to being imparted knowledge to students on electronic whiteboard by this instrument, realize student observation experiment process and effect simultaneously
Fruit；Adjustment real projection size is realized by gear train of focusing；By integral structure, small volume is realized, teaching place can not
It is limited to laboratory, classroom, meeting room can be used；360 degree of rotation adjustment projection sides are realized by installing A-frame in bottom
To and lift adjustment standoff height up and down.
Claims (8)
1. it is a kind of be used for impart knowledge to students projection microscope, it is characterised in that including imaging and projection section (1), bracket (2) and
Adjusting bracket (3), the imaging and projection section (1) are arranged on bracket (2), and bracket (2) is movable to be arranged on adjusting bracket (3)
On；
The imaging and projection section (1) include power switch (4) and shell (5), and the power switch (4) is arranged on shell
(5) on, LED (6) is provided with shell (5), reflector (7) is provided with outside LED (6), is set above the reflector (7)
Adjustable aperture (8) is equipped with, wave carrier piece platform (9) is provided with adjustable aperture (8), is provided with above the wave carrier piece platform (9)
One convex lens (10), be connected with the first convex lens (10) for focusing gear train (11)；Positioned at first convex lens (10)
Top, pentaprism (12) is provided with, pentaprism (12) is connected with the second convex lens (13), and second convex lens (13) are arranged on
Shell (5) is outside.
2. the projection microscope according to claim 1 for being used to impart knowledge to students, it is characterised in that the inside of the shell (5)
It is additionally provided with battery pack (14), charging circuit board (15) and slide rheostat (16), the battery pack (14) and charging circuit
Electrically connected between plate (15) and slide rheostat (16), for providing working power to microscope.
3. the projection microscope according to claim 2 for being used to impart knowledge to students, it is characterised in that also set in the shell (5)
It is equipped with fin (17).
4. the projection microscope for being used to impart knowledge to students according to claim any one of 1-3, it is characterised in that the bracket
(2) sucker (18) is provided with, bracket (2) bottom is provided with hickey (19).
5. the projection microscope according to claim 4 for being used to impart knowledge to students, it is characterised in that set on the adjusting bracket (3)
The external screw thread (20) in mating connection with the hickey (19) on bracket (2) is equipped with, the adjusting bracket (3) also includes a regulation
Portion (21), adjustment portion (21) can height up and down in regulating tank.
6. the projection microscope according to claim 5 for being used to impart knowledge to students, it is characterised in that under the adjustment portion (21)
Portion is additionally provided with some universal wheels (22), and the universal wheel (22) does 360 ° of rotations on the supporting leg (23) of adjusting bracket (3).
7. the projection microscope according to claim 1 for being used to impart knowledge to students, it is characterised in that in described pentaprism (12)
Angle α=β=110 °, Ω=γ=115 °.
8. the projection microscope according to claim 1 for being used to impart knowledge to students, it is characterised in that first convex lens (10)
F=2.5cm, the f of the second convex lens (13)<1.0cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701474.8U CN207067524U (en) | 2017-06-16 | 2017-06-16 | A kind of projection microscope for being used to impart knowledge to students |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701474.8U CN207067524U (en) | 2017-06-16 | 2017-06-16 | A kind of projection microscope for being used to impart knowledge to students |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207067524U true CN207067524U (en) | 2018-03-02 |
Family
ID=61509808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720701474.8U Expired - Fee Related CN207067524U (en) | 2017-06-16 | 2017-06-16 | A kind of projection microscope for being used to impart knowledge to students |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207067524U (en) |
-
2017
- 2017-06-16 CN CN201720701474.8U patent/CN207067524U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20190616 |