CN109830154A - A kind of physics convex lens experimental demonstration device - Google Patents
A kind of physics convex lens experimental demonstration device Download PDFInfo
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- CN109830154A CN109830154A CN201910211502.1A CN201910211502A CN109830154A CN 109830154 A CN109830154 A CN 109830154A CN 201910211502 A CN201910211502 A CN 201910211502A CN 109830154 A CN109830154 A CN 109830154A
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- screw
- convex lens
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- rectangular slab
- pedestal
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Abstract
The present invention relates to technical field of physical experiment, more particularly to a kind of physics convex lens experimental demonstration device, including pedestal, the equal screw in bottom end quadrangle of the pedestal is connected with universal wheel, the top right screw of the pedestal is connected with storage box, the front side surface of the storage box is inlaid with designation card, the upper surface center screw of the pedestal is connected with one end of strut, the other end screw of the strut is connected with angle adjusting mechanism, and the left screw of the angle adjusting mechanism is connected with demonstration mechanism.The present invention can be adjusted the rotation angle of demonstration mechanism by angle adjusting mechanism, keep convex lens corresponding with direct sunlight angle, intuitively the experiment of physics convex lens can be demonstrated by demonstration mechanism, demonstrate out the focusing focus of convex lens in experiment, the accuracy for improving experiment, is more suitable and is widely popularized.
Description
Technical field
The present invention relates to technical field of physical experiment more particularly to a kind of physics convex lens experimental demonstration devices.
Background technique
Physics is to study the subject of the motion of matter most typically rule and substance basic structure.As taking the lead for natural science
Subject, physics research become greatly to universe, as low as all substances such as elementary particle most basic forms of motion and rule
The Research foundation of other each natural branch of science, its theoretical construct make full use of mathematics as oneself working language, with
It tests as the sole criterion for examining theoretical correctness, it is a current most accurate natural science subject, and convex lens is root
Made of refraction principle according to light.Convex lens is central thicker, the relatively thin lens in edge, and experiment refers to the basic of scientific research
One of method, according to the purpose of scientific research, as much as possible exclusion external influence, prominent principal element is simultaneously utilized some special
Instrument and equipment, and artificially change, control or analog study object, certain some things (or process) is made to occur or reproduce, from
And go to know natural environment appearance, natural property, the natural law, existing demonstration, which exists, demonstrates not intuitive enough, time-consuming and laborious and experiment
The disadvantages of error is big, therefore need to research and develop a kind of physics convex lens experimental demonstration device.
Summary of the invention
The purpose of the present invention is to solve not intuitive enough, the time-consuming and laborious and test errors of demonstration existing in the prior art
The problems such as big, and a kind of physics convex lens experimental demonstration device proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of physics convex lens experimental demonstration device, including pedestal are designed, the equal screw in bottom end quadrangle of the pedestal is connected with ten thousand
To wheel, the top right screw of the pedestal is connected with storage box, and the front side surface of the storage box is inlaid with designation card, described
The upper surface center screw of pedestal is connected with one end of strut, and the other end screw of the strut is connected with angular adjustment machine
Structure, the left screw of the angle adjusting mechanism are connected with demonstration mechanism.
Preferably, the angle adjusting mechanism includes hollow disk, and the hollow disk inner cavity is plugged with solid disk, institute
State solid disk outer wall it is circumferentially continuous offer jack, the top of the hollow disk is threaded with bolt, and bolt
Bottom end extends into hollow disk and jack grafting, and the left side outer wall center of the hollow disk is inlaid with the outer ring of bearing,
The inner ring interference fit of the bearing has shaft, and one end of the shaft extends into the left side outer wall of hollow disk Yu solid disk
Center, and the other end screw of shaft is connected with the first attachment base.
Preferably, the demonstration mechanism includes rectangular slab, and the inner wall of the rectangular slab offers T-slot, the T-slot
Inner cavity is plugged with T-shaped block, and the top screw of the T-shaped block is connected with support plate, and screw connects at left and right sides of the top of the support plate
Be connected to deck, the equal screw in the left and right sides of the support plate is connected with pointer, at left and right sides of the upper surface of the rectangular slab from up to
Under be carved with graduation mark, the outer right wall screw of the rectangular slab is connected with the second attachment base, the top spiral shell of the rectangular slab
Nail is connected with spill seat, and the outer wall upper and lower ends of the spill seat offer circular hole, the bottom end screw connection of the rectangular slab
There is U-shaped seat, the inner wall bottom end screw of the U-shaped seat is connected with one end of electric pushrod, and the other end screw of electric pushrod connects
It is connected in the front side of T-shaped block.
Preferably, the left side outer wall of first attachment base is connect with the outer right wall screw of the second attachment base.
Preferably, the U-shaped seat, rectangular slab and spill seat are arranged successively from front to back.
Preferably, first attachment base, shaft and solid disk array from left to right.
Proposed by the present invention, beneficial effect is:
1, the present invention can be adjusted the rotation angle of demonstration mechanism by angle adjusting mechanism, make convex lens and direct sunlight
Angle is corresponding, time saving and energy saving convenient for the progress of Demonstrator Trials, improves the efficiency of physics convex lens test.
2, the present invention can intuitively demonstrate the experiment of physics convex lens by demonstration mechanism, demonstrate out convex lens in experiment
The focusing focus of mirror, the spacing between convex lens and blank sheet of paper are the focal length of the experiment convex lens, improve the accuracy of experiment, more
Add and is suitble to be widely popularized.
Detailed description of the invention
Fig. 1 is main view of the present invention；
Fig. 2 is present invention demonstration mechanism top view；
Fig. 3 is enlarged drawing at A of the present invention；
Fig. 4 is angle adjusting mechanism cross-sectional view of the present invention.
In figure: 1, pedestal, 2, universal wheel, 3, strut, 4, storage box, 5, designation card, 6, angle adjusting mechanism, 601, hollow
Disk, 602, solid disk, 603, jack, 604, bolt, 605, bearing, 606, shaft, the 607, first attachment base, 7, demonstration machine
Structure, 701, rectangular slab, 702, T-slot, 703, T-shaped block, 704, support plate, 705, deck, 706, pointer, 707, graduation mark, 708,
Second attachment base, 709, spill seat, 710, circular hole, 711, U-shaped seat, 712, electric pushrod.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-4, a kind of physics convex lens experimental demonstration device, including pedestal 1, the equal screw in bottom end quadrangle of pedestal 1
It is connected with universal wheel 2, universal wheel 2 is convenient for the movement of pedestal 1, and the top right screw of pedestal 1 is connected with storage box 4, storage box 4
For storing the convex lens of each model, the front side surface of storage box 4 is inlaid with designation card 5, and designation card 5 marks convex lens
Show, the upper surface center screw of pedestal 1 is connected with one end of strut 3, and the other end screw of strut 3 is connected with angular adjustment
Mechanism 6, angle adjusting mechanism 6 include hollow disk 601, and hollow 601 inner cavity of disk is plugged with solid disk 602, solid disk
602 outer wall is circumferentially continuous to offer jack 603, and the top of hollow disk 601 is threaded with bolt 604, and bolt 604
Bottom end extends into hollow disk 601 and 603 grafting of jack, and the left side outer wall center of hollow disk 601 is inlaid with bearing 605
Outer ring, bearing 605 inner ring interference fit have shaft 606, one end of shaft 606 extends into hollow disk 601 and filled circles
The left side outer wall center of disk 602, and the other end screw of shaft 606 is connected with the first attachment base 607, bearing 605 is convenient for
Rotation between shaft 606 and hollow disk 601, the first attachment base 607, shaft 606 and solid disk 602 are from left to right successively
Arrangement, the left screw of angle adjusting mechanism 6 are connected with demonstration mechanism 7, and demonstration mechanism 7 includes rectangular slab 701, rectangular slab 701
Inner wall offer T-slot 702, the inner cavity of T-slot 702 is plugged with T-shaped block 703, and the top screw of T-shaped block 703 is connected with load
The top left and right sides screw of plate 704, support plate 704 is connected with deck 705, and the equal screw in the left and right sides of support plate 704 is connected with
Pointer 706, is carved with graduation mark 707 at left and right sides of the upper surface of rectangular slab 701 from top to bottom, outside the right side of rectangular slab 701
Wall screw is connected with the second attachment base 708, and the top screw of rectangular slab 701 is connected with spill seat 709, the outer wall of spill seat 709
Upper and lower ends offer circular hole 710, and the bottom end screw of rectangular slab 701 is connected with U-shaped seat 711, the inner wall bottom end of U-shaped seat 711
Screw is connected with one end of electric pushrod 712, and the other end screw of electric pushrod 712 is connected in the front side of T-shaped block 703,
The left side outer wall of first attachment base 607 is connect with the outer right wall screw of the second attachment base 708, U-shaped seat 711,701 and of rectangular slab
Spill seat 709 is arranged successively from front to back.
Working principle: for the present invention when demonstrating the experiment of physics convex lens, Preparatory work of experiment inserts the handle of convex lens
Enter in circular hole 710, blank sheet of paper is placed between two decks 705, pedestal 1 is placed on to the place of illumination, starts to test, up time
Needle or counterclockwise the first attachment base 607 of rotation, the first attachment base 607 drive solid disk 602 along open circles by shaft 606
Clockwise or counterclockwise, the first attachment base 607 drives 701 up time of rectangular slab by the second attachment base 708 to the inner wall of disk 601
Needle or counterclockwise rotation, when convex lens is corresponding with lighting angle, rotate clockwise bolt 604, bolt 604 screws in corresponding
In the jack 603 of angle, the angle after adjusting is fixed, connects the external power supply of electric pushrod 712, electric pushrod
T-shaped block 703 is driven to move forward and backward along the inner wall of T-slot 702 after 712 work, T-shaped block 703 passes through support plate 704 and deck 705
Blank sheet of paper is driven to move forward and backward, until the sunlight of convex lens refraction focuses a bit on the surface of blank sheet of paper, the signified graduation mark of pointer 706
707 be the focal length of convex lens, obtains experimental data, consequently facilitating the progress of Demonstrator Trials, time saving and energy saving, improves the standard of experiment
Exactness is more suitable and is widely popularized.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of physics convex lens experimental demonstration device, including pedestal (1), the equal screw connection in the bottom end quadrangle of the pedestal (1)
There are universal wheel (2), it is characterised in that: the top right screw of the pedestal (1) is connected with storage box (4), the storage box (4)
Front side surface be inlaid with designation card (5), the upper surface center screw of the pedestal (1) is connected with one end of strut (3),
The other end screw of the strut (3) is connected with angle adjusting mechanism (6), and the left screw of the angle adjusting mechanism (6) connects
It is connected to demonstration mechanism (7).
2. a kind of physics convex lens experimental demonstration device according to claim 1, which is characterized in that the angular adjustment machine
Structure (6) includes hollow disk (601), and hollow disk (601) inner cavity is plugged with solid disk (602), the solid disk
(602) outer wall is circumferentially continuous to be offered jack (603), and the top of the hollow disk (601) is threaded with bolt
(604), and the bottom end of bolt (604) extends into hollow disk (601) and jack (603) grafting, the hollow disk (601)
Left side outer wall center is inlaid with the outer ring of bearing (605), and the inner ring interference fit of the bearing (605) has shaft (606),
One end of the shaft (606) extends into the left side outer wall center of hollow disk (601) Yu solid disk (602), and axis
The other end screw of bar (606) is connected with the first attachment base (607).
3. a kind of physics convex lens experimental demonstration device according to claim 1, which is characterized in that the demonstration mechanism
It (7) include rectangular slab (701), the inner wall of the rectangular slab (701) offers T-slot (702), the inner cavity of the T-slot (702)
It is plugged with T-shaped block (703), the top screw of the T-shaped block (703) is connected with support plate (704), the top of the support plate (704)
The equal screw in the left and right sides is connected with deck (705), and the equal screw in the left and right sides of the support plate (704) is connected with pointer (706), institute
It states and is carved with from top to bottom graduation mark (707) at left and right sides of the upper surface of rectangular slab (701), the right side of the rectangular slab (701)
Side outer wall screw is connected with the second attachment base (708), and the top screw of the rectangular slab (701) is connected with spill seat (709), institute
The outer wall upper and lower ends for stating spill seat (709) offer circular hole (710), and the bottom end screw of the rectangular slab (701) is connected with U
The inner wall bottom end screw of shape seat (711), the U-shaped seat (711) is connected with one end of electric pushrod (712), and electric pushrod
(712) other end screw is connected in the front side of T-shaped block (703).
4. a kind of physics convex lens experimental demonstration device according to claim 1 to 3, which is characterized in that first connection
The left side outer wall of seat (607) is connect with the outer right wall screw of the second attachment base (708).
5. a kind of physics convex lens experimental demonstration device according to claim 3, which is characterized in that the U-shaped seat
(711), rectangular slab (701) and spill seat (709) are arranged successively from front to back.
6. a kind of physics convex lens experimental demonstration device according to claim 2, which is characterized in that first attachment base
(607), shaft (606) and solid disk (602) array from left to right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211502.1A CN109830154B (en) | 2019-03-20 | 2019-03-20 | Physical convex lens experiment demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211502.1A CN109830154B (en) | 2019-03-20 | 2019-03-20 | Physical convex lens experiment demonstration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109830154A true CN109830154A (en) | 2019-05-31 |
| CN109830154B CN109830154B (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910211502.1A Expired - Fee Related CN109830154B (en) | 2019-03-20 | 2019-03-20 | Physical convex lens experiment demonstration device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913743A (en) * | 2016-06-27 | 2016-08-31 | 赵忠华 | Physical convex lens experimental demonstration device |
| KR20170049106A (en) * | 2015-10-28 | 2017-05-10 | 신석균 | Concave Lens Ignition Case |
| CN206236346U (en) * | 2016-10-21 | 2017-06-09 | 柴传凯 | A kind of convex lens optically focused experimental provision |
| CN108198496A (en) * | 2018-03-10 | 2018-06-22 | 潘韦如 | A kind of physics convex lens optically focused experimental provision |
| CN207833756U (en) * | 2017-11-10 | 2018-09-07 | 莫芮 | A kind of novel convex lens imaging demonstration instrument |
| CN108572058A (en) * | 2017-06-22 | 2018-09-25 | 常州星宇车灯股份有限公司 | Lens focus point detection device and its application method |
| CN208351779U (en) * | 2018-04-12 | 2019-01-08 | 青岛育才教学设备有限公司 | A kind of physics teaching magnifying glass focometry equipment |
-
2019
- 2019-03-20 CN CN201910211502.1A patent/CN109830154B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170049106A (en) * | 2015-10-28 | 2017-05-10 | 신석균 | Concave Lens Ignition Case |
| CN105913743A (en) * | 2016-06-27 | 2016-08-31 | 赵忠华 | Physical convex lens experimental demonstration device |
| CN206236346U (en) * | 2016-10-21 | 2017-06-09 | 柴传凯 | A kind of convex lens optically focused experimental provision |
| CN108572058A (en) * | 2017-06-22 | 2018-09-25 | 常州星宇车灯股份有限公司 | Lens focus point detection device and its application method |
| CN207833756U (en) * | 2017-11-10 | 2018-09-07 | 莫芮 | A kind of novel convex lens imaging demonstration instrument |
| CN108198496A (en) * | 2018-03-10 | 2018-06-22 | 潘韦如 | A kind of physics convex lens optically focused experimental provision |
| CN208351779U (en) * | 2018-04-12 | 2019-01-08 | 青岛育才教学设备有限公司 | A kind of physics teaching magnifying glass focometry equipment |
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| CN109830154B (en) | 2020-11-13 |
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